X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=test%2Faclocal.m4;h=64288acf9658a982759f9482a8b40248603bee95;hp=c305e0013d6db06d439b3a91a7772b382994aa2e;hb=02f1dee48fe8af6ce054388fba739aa4f975004e;hpb=7087871f804c061d339994964269f3c20e88f547 diff --git a/test/aclocal.m4 b/test/aclocal.m4 index c305e001..64288acf 100644 --- a/test/aclocal.m4 +++ b/test/aclocal.m4 @@ -1,5 +1,5 @@ dnl*************************************************************************** -dnl Copyright (c) 2003-2012,2013 Free Software Foundation, Inc. * +dnl Copyright (c) 2003-2018,2019 Free Software Foundation, Inc. * dnl * dnl Permission is hereby granted, free of charge, to any person obtaining a * dnl copy of this software and associated documentation files (the * @@ -26,7 +26,7 @@ dnl sale, use or other dealings in this Software without prior written * dnl authorization. * dnl*************************************************************************** dnl -dnl $Id: aclocal.m4,v 1.87 2013/07/27 22:25:56 tom Exp $ +dnl $Id: aclocal.m4,v 1.166 2019/11/02 20:55:33 tom Exp $ dnl dnl Author: Thomas E. Dickey dnl @@ -40,7 +40,30 @@ dnl See http://invisible-island.net/autoconf/ for additional information. dnl dnl --------------------------------------------------------------------------- dnl --------------------------------------------------------------------------- -dnl CF_ACVERSION_CHECK version: 4 updated: 2013/03/04 19:52:56 +dnl AM_LANGINFO_CODESET version: 4 updated: 2015/04/18 08:56:57 +dnl ------------------- +dnl Inserted as requested by gettext 0.10.40 +dnl File from /usr/share/aclocal +dnl codeset.m4 +dnl ==================== +dnl serial AM1 +dnl +dnl From Bruno Haible. +AC_DEFUN([AM_LANGINFO_CODESET], +[ +AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset, + [AC_TRY_LINK([#include ], + [char* cs = nl_langinfo(CODESET);], + am_cv_langinfo_codeset=yes, + am_cv_langinfo_codeset=no) + ]) + if test $am_cv_langinfo_codeset = yes; then + AC_DEFINE(HAVE_LANGINFO_CODESET, 1, + [Define if you have and nl_langinfo(CODESET).]) + fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49 dnl ------------------ dnl Conditionally generate script according to whether we're using a given autoconf. dnl @@ -49,7 +72,7 @@ dnl $2 = code to use if AC_ACVERSION is at least as high as $1. dnl $3 = code to use if AC_ACVERSION is older than $1. define([CF_ACVERSION_CHECK], [ -ifdef([AC_ACVERSION], ,[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])dnl +ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl ifdef([m4_version_compare], [m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])], [CF_ACVERSION_COMPARE( @@ -66,7 +89,7 @@ define([CF_ACVERSION_COMPARE], [ifelse([$8], , ,[$8])], [ifelse([$9], , ,[$9])])])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_CFLAGS version: 10 updated: 2010/05/26 05:38:42 +dnl CF_ADD_CFLAGS version: 13 updated: 2017/02/25 18:57:40 dnl ------------- dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS dnl The second parameter if given makes this macro verbose. @@ -84,51 +107,51 @@ cf_new_extra_cppflags= for cf_add_cflags in $1 do case $cf_fix_cppflags in -no) - case $cf_add_cflags in #(vi - -undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) #(vi +(no) + case $cf_add_cflags in + (-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C) case $cf_add_cflags in - -D*) + (-D*) cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'` - test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=yes if test $cf_fix_cppflags = yes ; then - cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags) continue elif test "${cf_tst_cflags}" = "\"'" ; then - cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" + CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags) continue fi ;; esac case "$CPPFLAGS" in - *$cf_add_cflags) #(vi + (*$cf_add_cflags) ;; - *) #(vi - case $cf_add_cflags in #(vi - -D*) + (*) + case $cf_add_cflags in + (-D*) cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'` CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags) ;; esac - cf_new_cppflags="$cf_new_cppflags $cf_add_cflags" + CF_APPEND_TEXT(cf_new_cppflags,$cf_add_cflags) ;; esac ;; - *) - cf_new_cflags="$cf_new_cflags $cf_add_cflags" + (*) + CF_APPEND_TEXT(cf_new_cflags,$cf_add_cflags) ;; esac ;; -yes) - cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags" +(yes) + CF_APPEND_TEXT(cf_new_extra_cppflags,$cf_add_cflags) cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'` - test "${cf_add_cflags}" != "${cf_tst_cflags}" \ + test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \ && test -z "${cf_tst_cflags}" \ && cf_fix_cppflags=no ;; @@ -137,24 +160,24 @@ done if test -n "$cf_new_cflags" ; then ifelse([$2],,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)]) - CFLAGS="$CFLAGS $cf_new_cflags" + CF_APPEND_TEXT(CFLAGS,$cf_new_cflags) fi if test -n "$cf_new_cppflags" ; then ifelse([$2],,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)]) - CPPFLAGS="$CPPFLAGS $cf_new_cppflags" + CF_APPEND_TEXT(CPPFLAGS,$cf_new_cppflags) fi if test -n "$cf_new_extra_cppflags" ; then ifelse([$2],,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)]) - EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS" + CF_APPEND_TEXT(EXTRA_CPPFLAGS,$cf_new_extra_cppflags) fi AC_SUBST(EXTRA_CPPFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_INCDIR version: 13 updated: 2010/05/26 16:44:57 +dnl CF_ADD_INCDIR version: 15 updated: 2018/06/20 20:23:13 dnl ------------- dnl Add an include-directory to $CPPFLAGS. Don't add /usr/include, since it's dnl redundant. We don't normally need to add -I/usr/local/include for gcc, @@ -185,7 +208,7 @@ if test -n "$1" ; then if test "$GCC" = yes then cf_save_CPPFLAGS=$CPPFLAGS - CPPFLAGS="$CPPFLAGS -I$cf_add_incdir" + CF_APPEND_TEXT(CPPFLAGS,-I$cf_add_incdir) AC_TRY_COMPILE([#include ], [printf("Hello")], [], @@ -205,6 +228,8 @@ if test -n "$1" ; then else break fi + else + break fi done done @@ -219,7 +244,7 @@ dnl $1 = library to add, without the "-l" dnl $2 = variable to update (default $LIBS) AC_DEFUN([CF_ADD_LIB],[CF_ADD_LIBS(-l$1,ifelse($2,,LIBS,[$2]))])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_LIBDIR version: 9 updated: 2010/05/26 16:44:57 +dnl CF_ADD_LIBDIR version: 10 updated: 2015/04/18 08:56:57 dnl ------------- dnl Adds to the library-path dnl @@ -231,37 +256,55 @@ dnl AC_DEFUN([CF_ADD_LIBDIR], [ if test -n "$1" ; then - for cf_add_libdir in $1 - do - if test $cf_add_libdir = /usr/lib ; then - : - elif test -d $cf_add_libdir - then - cf_have_libdir=no - if test -n "$LDFLAGS$LIBS" ; then - # a loop is needed to ensure we can add subdirs of existing dirs - for cf_test_libdir in $LDFLAGS $LIBS ; do - if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then - cf_have_libdir=yes; break - fi - done - fi - if test "$cf_have_libdir" = no ; then - CF_VERBOSE(adding $cf_add_libdir to library-path) - ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])" - fi - fi - done + for cf_add_libdir in $1 + do + if test $cf_add_libdir = /usr/lib ; then + : + elif test -d $cf_add_libdir + then + cf_have_libdir=no + if test -n "$LDFLAGS$LIBS" ; then + # a loop is needed to ensure we can add subdirs of existing dirs + for cf_test_libdir in $LDFLAGS $LIBS ; do + if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then + cf_have_libdir=yes; break + fi + done + fi + if test "$cf_have_libdir" = no ; then + CF_VERBOSE(adding $cf_add_libdir to library-path) + ifelse([$2],,LDFLAGS,[$2])="-L$cf_add_libdir $ifelse([$2],,LDFLAGS,[$2])" + fi + fi + done fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_LIBS version: 1 updated: 2010/06/02 05:03:05 +dnl CF_ADD_LIBS version: 3 updated: 2019/11/02 16:47:33 dnl ----------- -dnl Add one or more libraries, used to enforce consistency. +dnl Add one or more libraries, used to enforce consistency. Libraries are +dnl prepended to an existing list, since their dependencies are assumed to +dnl already exist in the list. dnl dnl $1 = libraries to add, with the "-l", etc. dnl $2 = variable to update (default $LIBS) -AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl +AC_DEFUN([CF_ADD_LIBS],[ +cf_add_libs="[$]ifelse($2,,LIBS,[$2])" +# reverse order +cf_add_0lib= +for cf_add_1lib in $1; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done +# filter duplicates +for cf_add_1lib in $cf_add_0lib; do + for cf_add_2lib in $cf_add_libs; do + if test "x$cf_add_1lib" = "x$cf_add_2lib"; then + cf_add_1lib= + break + fi + done + test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs" +done +ifelse($2,,LIBS,[$2])="$cf_add_libs" +])dnl dnl --------------------------------------------------------------------------- dnl CF_ADD_LIB_AFTER version: 3 updated: 2013/07/09 21:27:22 dnl ---------------- @@ -276,7 +319,7 @@ LIBS=`echo "$LIBS" | sed -e "s/[[ ]][[ ]]*/ /g" -e "s%$1 %$1 $2 %" -e 's% % % CF_VERBOSE(...after $LIBS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12 +dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05 dnl ------------------ dnl Append to a search-list for a nonstandard header/lib-file dnl $1 = the variable to return as result @@ -286,9 +329,9 @@ dnl $4 = the directory under which we will test for subdirectories dnl $5 = a directory that we do not want $4 to match AC_DEFUN([CF_ADD_SUBDIR_PATH], [ -test "$4" != "$5" && \ +test "x$4" != "x$5" && \ test -d "$4" && \ -ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) { +ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) { test -n "$verbose" && echo " ... testing for $3-directories under $4" test -d $4/$3 && $1="[$]$1 $4/$3" test -d $4/$3/$2 && $1="[$]$1 $4/$3/$2" @@ -298,6 +341,16 @@ ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) { } ])dnl dnl --------------------------------------------------------------------------- +dnl CF_APPEND_TEXT version: 1 updated: 2017/02/25 18:58:55 +dnl -------------- +dnl use this macro for appending text without introducing an extra blank at +dnl the beginning +define([CF_APPEND_TEXT], +[ + test -n "[$]$1" && $1="[$]$1 " + $1="[$]{$1}$2" +])dnl +dnl --------------------------------------------------------------------------- dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31 dnl -------------- dnl Allow user to disable a normally-on option. @@ -310,7 +363,7 @@ dnl Allow user to enable a normally-off option. AC_DEFUN([CF_ARG_ENABLE], [CF_ARG_OPTION($1,[$2],[$3],[$4],no)])dnl dnl --------------------------------------------------------------------------- -dnl CF_ARG_OPTION version: 4 updated: 2010/05/26 05:38:42 +dnl CF_ARG_OPTION version: 5 updated: 2015/05/10 19:52:14 dnl ------------- dnl Restricted form of AC_ARG_ENABLE that ensures user doesn't give bogus dnl values. @@ -323,37 +376,75 @@ dnl $4 = action if perform if option is default dnl $5 = default option value (either 'yes' or 'no') AC_DEFUN([CF_ARG_OPTION], [AC_ARG_ENABLE([$1],[$2],[test "$enableval" != ifelse([$5],no,yes,no) && enableval=ifelse([$5],no,no,yes) - if test "$enableval" != "$5" ; then + if test "$enableval" != "$5" ; then ifelse([$3],,[ :]dnl ,[ $3]) ifelse([$4],,,[ - else - $4]) - fi],[enableval=$5 ifelse([$4],,,[ - $4 + else + $4]) + fi],[enableval=$5 ifelse([$4],,,[ + $4 ])dnl - ])])dnl +])])dnl dnl --------------------------------------------------------------------------- -dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49 +dnl CF_CC_ENV_FLAGS version: 9 updated: 2018/07/29 18:03:26 dnl --------------- dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content -dnl into CC. This will not help with broken scripts that wrap the compiler with -dnl options, but eliminates a more common category of user confusion. +dnl into CC. This will not help with broken scripts that wrap the compiler +dnl with options, but eliminates a more common category of user confusion. +dnl +dnl In particular, it addresses the problem of being able to run the C +dnl preprocessor in a consistent manner. +dnl +dnl Caveat: this also disallows blanks in the pathname for the compiler, but +dnl the nuisance of having inconsistent settings for compiler and preprocessor +dnl outweighs that limitation. AC_DEFUN([CF_CC_ENV_FLAGS], [ # This should have been defined by AC_PROG_CC : ${CC:=cc} +AC_MSG_CHECKING(\$CFLAGS variable) +case "x$CFLAGS" in +(*-[[IUD]]*) + AC_MSG_RESULT(broken) + AC_MSG_WARN(your environment uses the CFLAGS variable to hold CPPFLAGS options) + cf_flags="$CFLAGS" + CFLAGS= + for cf_arg in $cf_flags + do + CF_ADD_CFLAGS($cf_arg) + done + ;; +(*) + AC_MSG_RESULT(ok) + ;; +esac + AC_MSG_CHECKING(\$CC variable) -case "$CC" in #(vi -*[[\ \ ]]-[[IUD]]*) +case "$CC" in +(*[[\ \ ]]-*) AC_MSG_RESULT(broken) - AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options) + AC_MSG_WARN(your environment uses the CC variable to hold CFLAGS/CPPFLAGS options) # humor him... - cf_flags=`echo "$CC" | sed -e 's/^[[^ ]]*[[ ]]//'` - CC=`echo "$CC" | sed -e 's/[[ ]].*//'` - CF_ADD_CFLAGS($cf_flags) + cf_prog=`echo "$CC" | sed -e 's/ / /g' -e 's/[[ ]]* / /g' -e 's/[[ ]]*[[ ]]-[[^ ]].*//'` + cf_flags=`echo "$CC" | ${AWK:-awk} -v prog="$cf_prog" '{ printf("%s", [substr]([$]0,1+length(prog))); }'` + CC="$cf_prog" + for cf_arg in $cf_flags + do + case "x$cf_arg" in + (x-[[IUDfgOW]]*) + CF_ADD_CFLAGS($cf_arg) + ;; + (*) + CC="$CC $cf_arg" + ;; + esac + done + CF_VERBOSE(resulting CC: '$CC') + CF_VERBOSE(resulting CFLAGS: '$CFLAGS') + CF_VERBOSE(resulting CPPFLAGS: '$CPPFLAGS') ;; -*) +(*) AC_MSG_RESULT(ok) ;; esac @@ -394,7 +485,7 @@ if test ".$system_name" != ".$cf_cv_system_name" ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CHECK_CFLAGS version: 2 updated: 2001/12/30 19:09:58 +dnl CF_CHECK_CFLAGS version: 3 updated: 2014/07/22 05:32:57 dnl --------------- dnl Conditionally add to $CFLAGS and $CPPFLAGS values which are derived from dnl a build-configuration such as imake. These have the pitfall that they @@ -406,17 +497,74 @@ CF_VERBOSE(checking additions to CFLAGS) cf_check_cflags="$CFLAGS" cf_check_cppflags="$CPPFLAGS" CF_ADD_CFLAGS($1,yes) -if test "$cf_check_cflags" != "$CFLAGS" ; then +if test "x$cf_check_cflags" != "x$CFLAGS" ; then AC_TRY_LINK([#include ],[printf("Hello world");],, [CF_VERBOSE(test-compile failed. Undoing change to \$CFLAGS) - if test "$cf_check_cppflags" != "$CPPFLAGS" ; then + if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then CF_VERBOSE(but keeping change to \$CPPFLAGS) fi CFLAGS="$cf_check_flags"]) fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CLANG_COMPILER version: 1 updated: 2012/06/16 14:55:39 +dnl CF_CHECK_CURSES_LIB version: 2 updated: 2018/01/03 04:47:33 +dnl ------------------- +dnl $1 = nominal library name, used also for header lookup +dnl $2 = suffix to append to library name +dnl $3 = function to check for using AC_CHECK_LIB +dnl $4 = optional parameter list for $3 +AC_DEFUN([CF_CHECK_CURSES_LIB], +[ +AC_REQUIRE([CF_PKG_CONFIG]) + +cf_have_curses_lib=no + +: ${NCURSES_CONFIG_PKG:=none} +if test "x${NCURSES_CONFIG_PKG}" = xnone; then + : +elif test "x${PKG_CONFIG:=none}" != xnone; then + AC_MSG_CHECKING(pkg-config for $1$2) + if "$PKG_CONFIG" --exists $1$2 ; then + AC_MSG_RESULT(yes) + + AC_MSG_CHECKING(if the $1$2 package files work) + + cf_save_CPPFLAGS="$CPPFLAGS" + cf_save_LIBS="$LIBS" + + CF_ADD_CFLAGS(`$PKG_CONFIG --cflags $1$2`) + CF_ADD_LIBS(`$PKG_CONFIG --libs $1$2`) + + AC_TRY_LINK([#include <$1.h>], + [(void) $3 ( ]ifelse([$4],,,[[$4]])[ );], + [AC_TRY_RUN([#include <$1.h> + int main(void) + { (void) $3 ( ]ifelse([$4],,,[[$4]])[ ); return 0; }], + [cf_have_curses_lib=yes], + [cf_have_curses_lib=no], + [cf_have_curses_lib=maybe])], + [cf_have_curses_lib=no]) + AC_MSG_RESULT($cf_have_curses_lib) + test "$cf_have_curses_lib" = maybe && cf_have_curses_lib=yes + if test "$cf_have_curses_lib" != "yes" + then + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + else + CF_UPPER(cf_upper,have_lib$1) + AC_DEFINE_UNQUOTED($cf_upper,1) + fi + fi +fi +if test "$cf_have_curses_lib" = no; then + AC_CHECK_LIB($1$2,$3,[ + CF_UPPER(cf_upper,have_lib$1) + CF_ADD_LIBS(-l$1$2) + AC_DEFINE_UNQUOTED($cf_upper,1)]) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35 dnl ----------------- dnl Check if the given compiler is really clang. clang's C driver defines dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does @@ -427,7 +575,7 @@ dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from dnl the wrappers for gcc and g++ warnings. dnl dnl $1 = GCC (default) or GXX -dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS +dnl $2 = CLANG_COMPILER (default) dnl $3 = CFLAGS (default) or CXXFLAGS AC_DEFUN([CF_CLANG_COMPILER],[ ifelse([$2],,CLANG_COMPILER,[$2])=no @@ -449,6 +597,60 @@ cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments" fi ]) dnl --------------------------------------------------------------------------- +dnl CF_CONST_X_STRING version: 1 updated: 2019/04/08 17:50:29 +dnl ----------------- +dnl The X11R4-X11R6 Xt specification uses an ambiguous String type for most +dnl character-strings. +dnl +dnl It is ambiguous because the specification accommodated the pre-ANSI +dnl compilers bundled by more than one vendor in lieu of providing a standard C +dnl compiler other than by costly add-ons. Because of this, the specification +dnl did not take into account the use of const for telling the compiler that +dnl string literals would be in readonly memory. +dnl +dnl As a workaround, one could (starting with X11R5) define XTSTRINGDEFINES, to +dnl let the compiler decide how to represent Xt's strings which were #define'd. +dnl That does not solve the problem of using the block of Xt's strings which +dnl are compiled into the library (and is less efficient than one might want). +dnl +dnl Xt specification 7 introduces the _CONST_X_STRING symbol which is used both +dnl when compiling the library and compiling using the library, to tell the +dnl compiler that String is const. +AC_DEFUN([CF_CONST_X_STRING], +[ +AC_TRY_COMPILE( +[ +#include +#include +], +[String foo = malloc(1)],[ + +AC_CACHE_CHECK(for X11/Xt const-feature,cf_cv_const_x_string,[ + AC_TRY_COMPILE( + [ +#define _CONST_X_STRING /* X11R7.8 (perhaps) */ +#undef XTSTRINGDEFINES /* X11R5 and later */ +#include +#include + ],[String foo = malloc(1); *foo = 0],[ + cf_cv_const_x_string=no + ],[ + cf_cv_const_x_string=yes + ]) +]) + +case $cf_cv_const_x_string in +(no) + CF_APPEND_TEXT(CPPFLAGS,-DXTSTRINGDEFINES) + ;; +(*) + CF_APPEND_TEXT(CPPFLAGS,-D_CONST_X_STRING) + ;; +esac + +]) +])dnl +dnl --------------------------------------------------------------------------- dnl CF_CURSES_ACS_MAP version: 7 updated: 2012/10/06 16:39:58 dnl ----------------- dnl Check for likely values of acs_map[]: @@ -470,48 +672,60 @@ done test "$cf_cv_curses_acs_map" != unknown && AC_DEFINE_UNQUOTED(CURSES_ACS_ARRAY,$cf_cv_curses_acs_map,[Define as needed to override ncurses prefix _nc_]) ]) dnl --------------------------------------------------------------------------- -dnl CF_CURSES_CHECK_DATA version: 4 updated: 2011/01/15 16:39:24 +dnl CF_CURSES_CHECK_DATA version: 7 updated: 2018/01/03 04:47:33 dnl -------------------- dnl Check if curses.h defines the given data/variable. dnl Use this after CF_NCURSES_CONFIG or CF_CURSES_CONFIG. +dnl +dnl $1 = data item(s) to check for +dnl $2 = action on success, e.g., "break" to quit checking a series of choices AC_DEFUN([CF_CURSES_CHECK_DATA], [ -AC_MSG_CHECKING(for data $1 declaration in ${cf_cv_ncurses_header:-curses.h}) +for cf_data in $1 +do +AC_MSG_CHECKING(for data $cf_data declaration in ${cf_cv_ncurses_header:-curses.h}) AC_TRY_COMPILE(CF__CURSES_HEAD,[ -void *foo = &($1) -],cf_result=yes,cf_result=no) +void *foo = &($cf_data) +],[cf_result=yes +],[cf_result=no]) AC_MSG_RESULT($cf_result) if test $cf_result = yes ; then - CF_UPPER(cf_result,have_curses_data_$1) + CF_UPPER(cf_result,have_curses_data_$cf_data) AC_DEFINE_UNQUOTED($cf_result) + ifelse($2,,,[$2]) else - AC_MSG_CHECKING(for data $1 in library) + AC_MSG_CHECKING(for data $cf_data in library) # BSD linkers insist on making weak linkage, but resolve at runtime. AC_TRY_RUN(CF__CURSES_HEAD [ -extern char $1; +extern char $cf_data; int main(void) { - void *foo = &($1); + void *foo = &($cf_data); + fprintf(stderr, "testing linkage of $cf_data:%p\n", (void *)foo); ${cf_cv_main_return:-return}(foo == 0); -}],[cf_result=yes],[cf_result=no],[ +}],[cf_result=yes +],[cf_result=no],[ # cross-compiling AC_TRY_LINK(CF__CURSES_HEAD -[extern char $1;],[ +[extern char $cf_data;],[ do { - void *foo = &($1); + void *foo = &($cf_data); + fprintf(stderr, "testing linkage of $cf_data:%p\n", (void *)foo); ${cf_cv_main_return:-return}(foo == 0); } while (0) ],[cf_result=yes],[cf_result=no]) ]) AC_MSG_RESULT($cf_result) if test $cf_result = yes ; then - CF_UPPER(cf_result,decl_curses_data_$1) + CF_UPPER(cf_result,decl_curses_data_$cf_data) AC_DEFINE_UNQUOTED($cf_result) + # do not exit loop here, since we prefer system's declarations fi fi +done ])dnl dnl --------------------------------------------------------------------------- dnl CF_CURSES_CHECK_TYPE version: 4 updated: 2012/10/06 16:39:58 @@ -548,22 +762,22 @@ CF_NCURSES_VERSION CF_CURSES_LIBS ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_CPPFLAGS version: 11 updated: 2011/04/09 14:51:08 +dnl CF_CURSES_CPPFLAGS version: 13 updated: 2018/06/20 20:23:13 dnl ------------------ dnl Look for the curses headers. AC_DEFUN([CF_CURSES_CPPFLAGS],[ AC_CACHE_CHECK(for extra include directories,cf_cv_curses_incdir,[ cf_cv_curses_incdir=no -case $host_os in #(vi -hpux10.*) #(vi +case $host_os in +(hpux10.*) if test "x$cf_cv_screen" = "xcurses_colr" then test -d /usr/include/curses_colr && \ cf_cv_curses_incdir="-I/usr/include/curses_colr" fi ;; -sunos3*|sunos4*) +(sunos3*|sunos4*) if test "x$cf_cv_screen" = "xcurses_5lib" then test -d /usr/5lib && \ @@ -573,13 +787,16 @@ sunos3*|sunos4*) ;; esac ]) -test "$cf_cv_curses_incdir" != no && CPPFLAGS="$CPPFLAGS $cf_cv_curses_incdir" +if test "$cf_cv_curses_incdir" != no +then + CF_APPEND_TEXT(CPPFLAGS,$cf_cv_curses_incdir) +fi CF_CURSES_HEADER CF_TERM_HEADER ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_FUNCS version: 17 updated: 2011/05/14 16:07:29 +dnl CF_CURSES_FUNCS version: 19 updated: 2018/01/03 04:47:33 dnl --------------- dnl Curses-functions are a little complicated, since a lot of them are macros. AC_DEFUN([CF_CURSES_FUNCS], @@ -600,8 +817,9 @@ do [ #ifndef ${cf_func} long foo = (long)(&${cf_func}); -if (foo + 1234 > 5678) - ${cf_cv_main_return:-return}(foo); +fprintf(stderr, "testing linkage of $cf_func:%p\n", (void *)foo); +if (foo + 1234L > 5678L) + ${cf_cv_main_return:-return}(foo != 0); #endif ], [cf_result=yes], @@ -618,7 +836,7 @@ if (foo + 1234 > 5678) done ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_HEADER version: 3 updated: 2011/05/01 19:47:45 +dnl CF_CURSES_HEADER version: 5 updated: 2015/04/23 20:35:30 dnl ---------------- dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common dnl variations of ncurses' installs. @@ -627,11 +845,9 @@ dnl $1 = ncurses when looking for ncurses, or is empty AC_DEFUN([CF_CURSES_HEADER],[ AC_CACHE_CHECK(if we have identified curses headers,cf_cv_ncurses_header,[ cf_cv_ncurses_header=none -for cf_header in ifelse($1,,,[ \ - $1/ncurses.h \ - $1/curses.h]) \ - ncurses.h \ - curses.h ifelse($1,,[ncurses/ncurses.h ncurses/curses.h]) +for cf_header in \ + ncurses.h ifelse($1,,,[$1/ncurses.h]) \ + curses.h ifelse($1,,,[$1/curses.h]) ifelse($1,,[ncurses/ncurses.h ncurses/curses.h]) do AC_TRY_COMPILE([#include <${cf_header}>], [initscr(); tgoto("?", 0,0)], @@ -647,7 +863,7 @@ fi AC_CHECK_HEADERS($cf_cv_ncurses_header) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_LIBS version: 37 updated: 2013/02/09 17:33:50 +dnl CF_CURSES_LIBS version: 42 updated: 2018/06/20 20:23:13 dnl -------------- dnl Look for the curses libraries. Older curses implementations may require dnl termcap/termlib to be linked as well. Call CF_CURSES_CPPFLAGS first. @@ -656,17 +872,17 @@ AC_DEFUN([CF_CURSES_LIBS],[ AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl AC_MSG_CHECKING(if we have identified curses libraries) AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], - [initscr(); tgoto("?", 0,0)], - cf_result=yes, - cf_result=no) + [initscr(); tgoto("?", 0,0)], + cf_result=yes, + cf_result=no) AC_MSG_RESULT($cf_result) if test "$cf_result" = no ; then -case $host_os in #(vi -freebsd*) #(vi - AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)]) - ;; -hpux10.*) #(vi +case $host_os in +(freebsd*) + AC_CHECK_LIB(mytinfo,tgoto,[CF_ADD_LIBS(-lmytinfo)]) + ;; +(hpux10.*) # Looking at HPUX 10.20, the Hcurses library is the oldest (1997), cur_colr # next (1998), and xcurses "newer" (2000). There is no header file for # Hcurses; the subdirectory curses_colr has the headers (curses.h and @@ -680,14 +896,14 @@ hpux10.*) #(vi AC_CHECK_LIB(Hcurses,initscr,[ # HP's header uses __HP_CURSES, but user claims _HP_CURSES. CF_ADD_LIBS(-lHcurses) - CPPFLAGS="$CPPFLAGS -D__HP_CURSES -D_HP_CURSES" + CF_APPEND_TEXT(CPPFLAGS,-D__HP_CURSES -D_HP_CURSES) ac_cv_func_initscr=yes ])]) fi ;; -linux*) +(linux*) case `arch 2>/dev/null` in - x86_64) + (x86_64) if test -d /lib64 then CF_ADD_LIBDIR(/lib64) @@ -695,21 +911,21 @@ linux*) CF_ADD_LIBDIR(/lib) fi ;; - *) + (*) CF_ADD_LIBDIR(/lib) ;; esac ;; -sunos3*|sunos4*) +(sunos3*|sunos4*) if test "x$cf_cv_screen" = "xcurses_5lib" then if test -d /usr/5lib ; then CF_ADD_LIBDIR(/usr/5lib) CF_ADD_LIBS(-lcurses -ltermcap) fi - fi - ac_cv_func_initscr=yes - ;; + fi + ac_cv_func_initscr=yes + ;; esac if test ".$ac_cv_func_initscr" != .yes ; then @@ -729,7 +945,10 @@ if test ".$ac_cv_func_initscr" != .yes ; then AC_CHECK_FUNC(tgoto,[cf_term_lib=predefined],[ for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown do - AC_CHECK_LIB($cf_term_lib,tgoto,[break]) + AC_CHECK_LIB($cf_term_lib,tgoto,[ + : ${cf_nculib_root:=$cf_term_lib} + break + ]) done ]) fi @@ -740,42 +959,41 @@ if test ".$ac_cv_func_initscr" != .yes ; then then for cf_curs_lib in $cf_check_list xcurses jcurses pdcurses unknown do - AC_CHECK_LIB($cf_curs_lib,initscr,[break]) + LIBS="-l$cf_curs_lib $cf_save_LIBS" + if test "$cf_term_lib" = unknown || test "$cf_term_lib" = "$cf_curs_lib" ; then + AC_MSG_CHECKING(if we can link with $cf_curs_lib library) + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + [cf_result=yes], + [cf_result=no]) + AC_MSG_RESULT($cf_result) + test $cf_result = yes && break + elif test "$cf_curs_lib" = "$cf_term_lib" ; then + cf_result=no + elif test "$cf_term_lib" != predefined ; then + AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries) + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); tgoto((char *)0, 0, 0);], + [cf_result=no], + [ + LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS" + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr()], + [cf_result=yes], + [cf_result=error]) + ]) + AC_MSG_RESULT($cf_result) + test $cf_result != error && break + fi done fi test $cf_curs_lib = unknown && AC_MSG_ERROR(no curses library found) - - LIBS="-l$cf_curs_lib $cf_save_LIBS" - if test "$cf_term_lib" = unknown ; then - AC_MSG_CHECKING(if we can link with $cf_curs_lib library) - AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], - [initscr()], - [cf_result=yes], - [cf_result=no]) - AC_MSG_RESULT($cf_result) - test $cf_result = no && AC_MSG_ERROR(Cannot link curses library) - elif test "$cf_curs_lib" = "$cf_term_lib" ; then - : - elif test "$cf_term_lib" != predefined ; then - AC_MSG_CHECKING(if we need both $cf_curs_lib and $cf_term_lib libraries) - AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], - [initscr(); tgoto((char *)0, 0, 0);], - [cf_result=no], - [ - LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS" - AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], - [initscr()], - [cf_result=yes], - [cf_result=error]) - ]) - AC_MSG_RESULT($cf_result) - fi fi fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_TERM_H version: 10 updated: 2012/10/06 08:57:51 +dnl CF_CURSES_TERM_H version: 11 updated: 2015/04/15 19:08:48 dnl ---------------- dnl SVr4 curses should have term.h as well (where it puts the definitions of dnl the low-level interface). This may not be true in old/broken implementations, @@ -792,8 +1010,8 @@ AC_CACHE_CHECK(for term.h, cf_cv_term_header,[ cf_header_list="term.h ncurses/term.h ncursesw/term.h" -case ${cf_cv_ncurses_header:-curses.h} in #(vi -*/*) +case ${cf_cv_ncurses_header:-curses.h} in +(*/*) cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h cf_header_list="$cf_header_item $cf_header_list" ;; @@ -810,8 +1028,8 @@ do [cf_cv_term_header=no]) done -case $cf_cv_term_header in #(vi -no) +case $cf_cv_term_header in +(no) # If curses is ncurses, some packagers still mess it up by trying to make # us use GNU termcap. This handles the most common case. for cf_header in ncurses/term.h ncursesw/term.h @@ -832,20 +1050,20 @@ make an error esac ]) -case $cf_cv_term_header in #(vi -term.h) #(vi +case $cf_cv_term_header in +(term.h) AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h]) ;; -ncurses/term.h) #(vi +(ncurses/term.h) AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h]) ;; -ncursesw/term.h) +(ncursesw/term.h) AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h]) ;; esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_CURSES_UNCTRL_H version: 2 updated: 2012/10/06 08:57:51 +dnl CF_CURSES_UNCTRL_H version: 4 updated: 2015/04/15 19:08:48 dnl ------------------ dnl Any X/Open curses implementation must have unctrl.h, but ncurses packages dnl may put it in a subdirectory (along with ncurses' other headers, of @@ -862,8 +1080,8 @@ AC_CACHE_CHECK(for unctrl.h, cf_cv_unctrl_header,[ cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h" -case ${cf_cv_ncurses_header:-curses.h} in #(vi -*/*) +case ${cf_cv_ncurses_header:-curses.h} in +(*/*) cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h cf_header_list="$cf_header_item $cf_header_list" ;; @@ -879,22 +1097,22 @@ do break], [cf_cv_unctrl_header=no]) done +]) -case $cf_cv_unctrl_header in #(vi -no) +case $cf_cv_unctrl_header in +(no) AC_MSG_WARN(unctrl.h header not found) ;; esac -]) -case $cf_cv_unctrl_header in #(vi -unctrl.h) #(vi +case $cf_cv_unctrl_header in +(unctrl.h) AC_DEFINE(HAVE_UNCTRL_H,1,[Define to 1 if we have unctrl.h]) ;; -ncurses/unctrl.h) #(vi +(ncurses/unctrl.h) AC_DEFINE(HAVE_NCURSES_UNCTRL_H,1,[Define to 1 if we have ncurses/unctrl.h]) ;; -ncursesw/unctrl.h) +(ncursesw/unctrl.h) AC_DEFINE(HAVE_NCURSESW_UNCTRL_H,1,[Define to 1 if we have ncursesw/unctrl.h]) ;; esac @@ -962,7 +1180,7 @@ dnl ---------- dnl "dirname" is not portable, so we fake it with a shell script. AC_DEFUN([CF_DIRNAME],[$1=`echo $2 | sed -e 's%/[[^/]]*$%%'`])dnl dnl --------------------------------------------------------------------------- -dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28 +dnl CF_DISABLE_ECHO version: 13 updated: 2015/04/18 08:56:57 dnl --------------- dnl You can always use "make -n" to see the actual options, but it's hard to dnl pick out/analyze warning messages when the compile-line is long. @@ -979,17 +1197,17 @@ AC_MSG_CHECKING(if you want to see long compiling messages) CF_ARG_DISABLE(echo, [ --disable-echo do not display "compiling" commands], [ - ECHO_LT='--silent' - ECHO_LD='@echo linking [$]@;' - RULE_CC='@echo compiling [$]<' - SHOW_CC='@echo compiling [$]@' - ECHO_CC='@' + ECHO_LT='--silent' + ECHO_LD='@echo linking [$]@;' + RULE_CC='@echo compiling [$]<' + SHOW_CC='@echo compiling [$]@' + ECHO_CC='@' ],[ - ECHO_LT='' - ECHO_LD='' - RULE_CC='' - SHOW_CC='' - ECHO_CC='' + ECHO_LT='' + ECHO_LD='' + RULE_CC='' + SHOW_CC='' + ECHO_CC='' ]) AC_MSG_RESULT($enableval) AC_SUBST(ECHO_LT) @@ -1041,7 +1259,47 @@ if test "$cf_disable_rpath_hack" = no ; then fi ]) dnl --------------------------------------------------------------------------- -dnl CF_ENABLE_WARNINGS version: 4 updated: 2009/07/26 17:53:03 +dnl CF_ENABLE_STRING_HACKS version: 5 updated: 2016/10/08 17:34:11 +dnl ---------------------- +dnl On a few platforms, the compiler and/or loader nags with untruthful +dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect, +dnl and implying that most uses of the recommended alternatives are correct. +dnl +dnl Factually speaking, no one has actually counted the number of uses of these +dnl functions versus the total of incorrect uses. Samples of a few thousand +dnl instances are meaningless compared to the hundreds of millions of lines of +dnl existing C code. +dnl +dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some +dnl platforms, in implementations of varying quality. Likewise, snprintf is +dnl standard - but evolved through phases, and older implementations are likely +dnl to yield surprising results, as documented in manpages on various systems. +AC_DEFUN([CF_ENABLE_STRING_HACKS], +[ +AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings) +AC_ARG_ENABLE(string-hacks, + [ --enable-string-hacks work around bogus compiler/loader warnings], + [with_string_hacks=$enableval], + [with_string_hacks=no]) +AC_MSG_RESULT($with_string_hacks) + +if test "x$with_string_hacks" = "xyes"; then + AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings]) + AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings) + AC_CHECK_FUNC(strlcat,[ + AC_DEFINE(HAVE_STRLCAT,1,[Define to 1 if we have strlcat function]) + ],[ + AC_CHECK_LIB(bsd,strlcat,[ + CF_ADD_LIB(bsd) + AC_CHECK_HEADERS(bsd/string.h) + AC_DEFINE(HAVE_STRLCAT,1,[Define to 1 if we have strlcat function]) + ]) + ]) + AC_CHECK_FUNCS( strlcpy snprintf ) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_ENABLE_WARNINGS version: 5 updated: 2017/09/29 20:01:16 dnl ------------------ dnl Configure-option to enable gcc warnings AC_DEFUN([CF_ENABLE_WARNINGS],[ @@ -1056,7 +1314,7 @@ AC_MSG_RESULT($with_warnings) if test "$with_warnings" = "yes" then CF_GCC_ATTRIBUTES - CF_GCC_WARNINGS + CF_GCC_WARNINGS($1) fi fi ])dnl @@ -1111,7 +1369,7 @@ fi ]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_FIND_LINKAGE version: 19 updated: 2010/05/29 16:31:02 +dnl CF_FIND_LINKAGE version: 21 updated: 2018/06/20 20:23:13 dnl --------------- dnl Find a library (specifically the linkage used in the code fragment), dnl searching for it if it is not already in the library path. @@ -1159,73 +1417,74 @@ AC_TRY_LINK([$1],[$2],[ cf_cv_find_linkage_$3=no LIBS="$cf_save_LIBS" - CF_VERBOSE(find linkage for $3 library) - CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)]) - - cf_save_CPPFLAGS="$CPPFLAGS" - cf_test_CPPFLAGS="$CPPFLAGS" - - CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6])) - for cf_cv_header_path_$3 in $cf_search - do - if test -d $cf_cv_header_path_$3 ; then - CF_VERBOSE(... testing $cf_cv_header_path_$3) - CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3" - AC_TRY_COMPILE([$1],[$2],[ - CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3) - cf_cv_find_linkage_$3=maybe - cf_test_CPPFLAGS="$CPPFLAGS" - break],[ - CPPFLAGS="$cf_save_CPPFLAGS" - ]) - fi - done - - if test "$cf_cv_find_linkage_$3" = maybe ; then - - CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)]) - - cf_save_LIBS="$LIBS" - cf_save_LDFLAGS="$LDFLAGS" - - ifelse([$6],,,[ - CPPFLAGS="$cf_test_CPPFLAGS" - LIBS="-l$3 $7 $cf_save_LIBS" - AC_TRY_LINK([$1],[$2],[ - CF_VERBOSE(... found $3 library in system) - cf_cv_find_linkage_$3=yes]) - CPPFLAGS="$cf_save_CPPFLAGS" - LIBS="$cf_save_LIBS" - ]) - - if test "$cf_cv_find_linkage_$3" != yes ; then - CF_LIBRARY_PATH(cf_search,$3) - for cf_cv_library_path_$3 in $cf_search - do - if test -d $cf_cv_library_path_$3 ; then - CF_VERBOSE(... testing $cf_cv_library_path_$3) - CPPFLAGS="$cf_test_CPPFLAGS" - LIBS="-l$3 $7 $cf_save_LIBS" - LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3" - AC_TRY_LINK([$1],[$2],[ - CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3) - cf_cv_find_linkage_$3=yes - cf_cv_library_file_$3="-l$3" - break],[ - CPPFLAGS="$cf_save_CPPFLAGS" - LIBS="$cf_save_LIBS" - LDFLAGS="$cf_save_LDFLAGS" - ]) - fi - done - CPPFLAGS="$cf_save_CPPFLAGS" - LDFLAGS="$cf_save_LDFLAGS" - fi - - else - cf_cv_find_linkage_$3=no - fi - ],$7) + CF_VERBOSE(find linkage for $3 library) + CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)]) + + cf_save_CPPFLAGS="$CPPFLAGS" + cf_test_CPPFLAGS="$CPPFLAGS" + + CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6])) + for cf_cv_header_path_$3 in $cf_search + do + if test -d $cf_cv_header_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_header_path_$3) + CPPFLAGS="$cf_save_CPPFLAGS" + CF_APPEND_TEXT(CPPFLAGS,-I$cf_cv_header_path_$3) + AC_TRY_COMPILE([$1],[$2],[ + CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3) + cf_cv_find_linkage_$3=maybe + cf_test_CPPFLAGS="$CPPFLAGS" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + ]) + fi + done + + if test "$cf_cv_find_linkage_$3" = maybe ; then + + CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)]) + + cf_save_LIBS="$LIBS" + cf_save_LDFLAGS="$LDFLAGS" + + ifelse([$6],,,[ + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in system) + cf_cv_find_linkage_$3=yes]) + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + ]) + + if test "$cf_cv_find_linkage_$3" != yes ; then + CF_LIBRARY_PATH(cf_search,$3) + for cf_cv_library_path_$3 in $cf_search + do + if test -d $cf_cv_library_path_$3 ; then + CF_VERBOSE(... testing $cf_cv_library_path_$3) + CPPFLAGS="$cf_test_CPPFLAGS" + LIBS="-l$3 $7 $cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3" + AC_TRY_LINK([$1],[$2],[ + CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3) + cf_cv_find_linkage_$3=yes + cf_cv_library_file_$3="-l$3" + break],[ + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + LDFLAGS="$cf_save_LDFLAGS" + ]) + fi + done + CPPFLAGS="$cf_save_CPPFLAGS" + LDFLAGS="$cf_save_LDFLAGS" + fi + + else + cf_cv_find_linkage_$3=no + fi + ],$7) ]) LIBS="$cf_save_LIBS" @@ -1241,7 +1500,7 @@ ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5]) fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_FUNC_CURSES_VERSION version: 6 updated: 2012/10/06 16:39:58 +dnl CF_FUNC_CURSES_VERSION version: 7 updated: 2017/05/10 18:31:29 dnl ---------------------- dnl Solaris has a data item 'curses_version', which confuses AC_CHECK_FUNCS. dnl It's a character string "SVR4", not documented. @@ -1250,7 +1509,7 @@ AC_DEFUN([CF_FUNC_CURSES_VERSION], AC_CACHE_CHECK(for function curses_version, cf_cv_func_curses_version,[ AC_TRY_RUN([ #include <${cf_cv_ncurses_header:-curses.h}> -int main() +int main(void) { char temp[1024]; sprintf(temp, "%s\n", curses_version()); @@ -1263,7 +1522,35 @@ rm -f core]) test "$cf_cv_func_curses_version" = yes && AC_DEFINE(HAVE_CURSES_VERSION,1,[Define to 1 if we have curses_version function]) ]) dnl --------------------------------------------------------------------------- -dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03 +dnl CF_FUNC_OPENPTY version: 5 updated: 2015/09/12 14:46:50 +dnl --------------- +dnl Check for openpty() function, along with header. It may need the +dnl "util" library as well. +AC_DEFUN([CF_FUNC_OPENPTY], +[ +AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no) +AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[ + cf_save_LIBS="$LIBS" + test $cf_cv_lib_util = yes && { CF_ADD_LIB(util) } + for cf_header in pty.h libutil.h util.h + do + AC_TRY_LINK([ +#include <$cf_header> +],[ + int x = openpty((int *)0, (int *)0, (char *)0, + (struct termios *)0, (struct winsize *)0); +],[ + cf_cv_func_openpty=$cf_header + break +],[ + cf_cv_func_openpty=no +]) + done + LIBS="$cf_save_LIBS" +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_GCC_ATTRIBUTES version: 17 updated: 2015/04/12 15:39:00 dnl ----------------- dnl Test for availability of useful gcc __attribute__ directives to quiet dnl compiler warnings. Though useful, not all are supported -- and contrary @@ -1317,20 +1604,20 @@ EOF cf_directive="__attribute__(($cf_attribute))" echo "checking for $CC $cf_directive" 1>&AC_FD_CC - case $cf_attribute in #(vi - printf) #(vi + case $cf_attribute in + (printf) cf_printf_attribute=yes cat >conftest.h <conftest.h <conftest.h <>confdefs.h - case $cf_attribute in #(vi - noreturn) #(vi + case $cf_attribute in + (noreturn) AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc]) ;; - printf) #(vi + (printf) cf_value='/* nothing */' if test "$cf_printf_attribute" != no ; then cf_value='__attribute__((format(printf,fmt,var)))' @@ -1352,7 +1639,7 @@ EOF fi AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc]) ;; - scanf) #(vi + (scanf) cf_value='/* nothing */' if test "$cf_scanf_attribute" != no ; then cf_value='__attribute__((format(scanf,fmt,var)))' @@ -1360,7 +1647,7 @@ EOF fi AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc]) ;; - unused) #(vi + (unused) AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc]) ;; esac @@ -1373,9 +1660,10 @@ rm -rf conftest* fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33 +dnl CF_GCC_VERSION version: 8 updated: 2019/09/07 13:38:36 dnl -------------- -dnl Find version of gcc +dnl Find version of gcc, and (because icc/clang pretend to be gcc without being +dnl compatible), attempt to determine if icc/clang is actually used. AC_DEFUN([CF_GCC_VERSION],[ AC_REQUIRE([AC_PROG_CC]) GCC_VERSION=none @@ -1385,9 +1673,11 @@ if test "$GCC" = yes ; then test -z "$GCC_VERSION" && GCC_VERSION=unknown AC_MSG_RESULT($GCC_VERSION) fi +CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) +CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_GCC_WARNINGS version: 29 updated: 2012/06/16 14:55:39 +dnl CF_GCC_WARNINGS version: 36 updated: 2019/09/07 13:38:36 dnl --------------- dnl Check if the compiler supports useful warning options. There's a few that dnl we don't use, simply because they're too noisy: @@ -1409,14 +1699,11 @@ dnl AC_DEFUN([CF_GCC_WARNINGS], [ AC_REQUIRE([CF_GCC_VERSION]) -CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS) -CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS) - +if test "x$have_x" = xyes; then CF_CONST_X_STRING fi cat > conftest.$ac_ext <],[ -#ifndef _XOPEN_SOURCE -make an error -#endif], - [cf_cv_gnu_source=no], - [cf_save="$CPPFLAGS" - CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" - AC_TRY_COMPILE([#include ],[ -#ifdef _XOPEN_SOURCE -make an error -#endif], - [cf_cv_gnu_source=no], - [cf_cv_gnu_source=yes]) - CPPFLAGS="$cf_save" - ]) + #if __GLIBC__ > 0 && __GLIBC_MINOR__ >= 0 + return 0; + #elif __NEWLIB__ > 0 && __NEWLIB_MINOR__ >= 0 + return 0; + #else + # error not GNU C library + #endif], + [cf_cv_gnu_library=yes], + [cf_cv_gnu_library=no]) ]) -test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE" + +if test x$cf_cv_gnu_library = xyes; then + + # With glibc 2.19 (13 years after this check was begun), _DEFAULT_SOURCE + # was changed to help a little. newlib incorporated the change about 4 + # years later. + AC_CACHE_CHECK(if _DEFAULT_SOURCE can be used as a basis,cf_cv_gnu_library_219,[ + cf_save="$CPPFLAGS" + CF_APPEND_TEXT(CPPFLAGS,-D_DEFAULT_SOURCE) + AC_TRY_COMPILE([#include ],[ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 19) || (__GLIBC__ > 2) + return 0; + #elif (__NEWLIB__ == 2 && __NEWLIB_MINOR__ >= 4) || (__GLIBC__ > 3) + return 0; + #else + # error GNU C library __GLIBC__.__GLIBC_MINOR__ is too old + #endif], + [cf_cv_gnu_library_219=yes], + [cf_cv_gnu_library_219=no]) + CPPFLAGS="$cf_save" + ]) + + if test "x$cf_cv_gnu_library_219" = xyes; then + cf_save="$CPPFLAGS" + AC_CACHE_CHECK(if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE,cf_cv_gnu_dftsrc_219,[ + CF_ADD_CFLAGS(-D_DEFAULT_SOURCE -D_XOPEN_SOURCE=$cf_gnu_xopen_source) + AC_TRY_COMPILE([ + #include + #include + ],[ + #if (_XOPEN_SOURCE >= $cf_gnu_xopen_source) && (MB_LEN_MAX > 1) + return 0; + #else + # error GNU C library is too old + #endif], + [cf_cv_gnu_dftsrc_219=yes], + [cf_cv_gnu_dftsrc_219=no]) + ]) + test "x$cf_cv_gnu_dftsrc_219" = "xyes" || CPPFLAGS="$cf_save" + else + cf_cv_gnu_dftsrc_219=maybe + fi + + if test "x$cf_cv_gnu_dftsrc_219" != xyes; then + + AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[ + AC_TRY_COMPILE([#include ],[ + #ifndef _XOPEN_SOURCE + #error expected _XOPEN_SOURCE to be defined + #endif], + [cf_cv_gnu_source=no], + [cf_save="$CPPFLAGS" + CF_ADD_CFLAGS(-D_GNU_SOURCE) + AC_TRY_COMPILE([#include ],[ + #ifdef _XOPEN_SOURCE + #error expected _XOPEN_SOURCE to be undefined + #endif], + [cf_cv_gnu_source=no], + [cf_cv_gnu_source=yes]) + CPPFLAGS="$cf_save" + ]) + ]) + + if test "$cf_cv_gnu_source" = yes + then + AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[ + CF_APPEND_TEXT(CPPFLAGS,-D_GNU_SOURCE) + AC_TRY_COMPILE([#include ],[ + #ifdef _DEFAULT_SOURCE + #error expected _DEFAULT_SOURCE to be undefined + #endif], + [cf_cv_default_source=no], + [cf_cv_default_source=yes]) + ]) + if test "$cf_cv_default_source" = yes + then + CF_APPEND_TEXT(CPPFLAGS,-D_DEFAULT_SOURCE) + fi + fi + fi + +fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_HEADER_PATH version: 12 updated: 2010/05/05 05:22:40 +dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48 dnl -------------- dnl Construct a search-list of directories for a nonstandard header-file dnl @@ -1573,8 +1944,8 @@ cf_header_path_list="" if test -n "${CFLAGS}${CPPFLAGS}" ; then for cf_header_path in $CPPFLAGS $CFLAGS do - case $cf_header_path in #(vi - -I*) + case $cf_header_path in + (-I*) cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'` CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE) cf_header_path_list="$cf_header_path_list [$]$1" @@ -1618,7 +1989,101 @@ AC_DEFUN([CF_INHERIT_SCRIPT], test -f $1 || ( test -f ../$1 && cp ../$1 ./ ) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_INTEL_COMPILER version: 5 updated: 2013/02/10 10:41:05 +dnl CF_INSTALL_OPTS version: 2 updated: 2018/08/18 12:19:21 +dnl --------------- +dnl prompt for/fill-in useful install-program options +AC_DEFUN([CF_INSTALL_OPTS], +[ +CF_INSTALL_OPT_S +CF_INSTALL_OPT_P +CF_INSTALL_OPT_O +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INSTALL_OPT_O version: 2 updated: 2015/05/15 19:45:35 +dnl ---------------- +dnl Almost all "install" programs default to the current user's ownership. +dnl Almost - MINIX is an exception. +AC_DEFUN([CF_INSTALL_OPT_O], +[ +AC_MSG_CHECKING(if install needs to be told about ownership) +case `$ac_config_guess` in +(*minix) + with_install_o=yes + ;; +(*) + with_install_o=no + ;; +esac + +AC_MSG_RESULT($with_install_o) +if test "x$with_install_o" = xyes +then + INSTALL_OPT_O=`id root|sed -e 's/uid=[[0-9]]*(/ -o /' -e 's/gid=[[0-9]]*(/ -g /' -e 's/ [[^=[:space:]]][[^=[:space:]]]*=.*/ /' -e 's/)//g'` +else + INSTALL_OPT_O= +fi + +AC_SUBST(INSTALL_OPT_O) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INSTALL_OPT_P version: 1 updated: 2018/08/18 12:19:21 +dnl ---------------- +dnl Some install-programs accept a "-p" option to preserve file modification +dnl timestamps. That can be useful as an install option, as well as a way to +dnl avoid the need for ranlib after copying a static archive. +AC_DEFUN([CF_INSTALL_OPT_P], +[ +: ${INSTALL:=install} +AC_CACHE_CHECK(if install accepts -p option, cf_cv_install_p,[ + rm -rf conftest* + date >conftest.in + mkdir conftest.out + sleep 3 + if $INSTALL -p conftest.in conftest.out 2>/dev/null + then + if test -f conftest.out/conftest.in + then + test conftest.in -nt conftest.out/conftest.in 2>conftest.err && \ + test conftest.out/conftest.in -nt conftest.in 2>conftest.err + if test -s conftest.err + then + cf_cv_install_p=no + else + cf_cv_install_p=yes + fi + else + cf_cv_install_p=no + fi + else + cf_cv_install_p=no + fi + rm -rf conftest* +]) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INSTALL_OPT_S version: 2 updated: 2018/08/18 12:19:21 +dnl ---------------- +dnl By default, we should strip executables which are installed, but leave the +dnl ability to suppress that for unit-testing. +AC_DEFUN([CF_INSTALL_OPT_S], +[ +AC_MSG_CHECKING(if you want to install stripped executables) +CF_ARG_DISABLE(stripping, + [ --disable-stripping do not strip (debug info) installed executables], + [with_stripping=no], + [with_stripping=yes]) +AC_MSG_RESULT($with_stripping) + +if test "$with_stripping" = yes +then + INSTALL_OPT_S="-s" +else + INSTALL_OPT_S= +fi +AC_SUBST(INSTALL_OPT_S) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_INTEL_COMPILER version: 7 updated: 2015/04/12 15:39:00 dnl ----------------- dnl Check if the given compiler is really the Intel compiler for Linux. It dnl tries to imitate gcc, but does not return an error when it finds a mismatch @@ -1637,7 +2102,7 @@ ifelse([$2],,INTEL_COMPILER,[$2])=no if test "$ifelse([$1],,[$1],GCC)" = yes ; then case $host_os in - linux*|gnu*) + (linux*|gnu*) AC_MSG_CHECKING(if this is really Intel ifelse([$1],GXX,C++,C) compiler) cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])" ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -no-gcc" @@ -1647,7 +2112,7 @@ if test "$ifelse([$1],,[$1],GCC)" = yes ; then make an error #endif ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes -cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" +cf_save_CFLAGS="$cf_save_CFLAGS -we147" ],[]) ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS" AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2])) @@ -1656,7 +2121,7 @@ cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc" fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41 +dnl CF_LD_RPATH_OPT version: 8 updated: 2018/08/18 16:36:35 dnl --------------- dnl For the given system and compiler, find the compiler flags to pass to the dnl loader to use the "rpath" feature. @@ -1665,52 +2130,55 @@ AC_DEFUN([CF_LD_RPATH_OPT], AC_REQUIRE([CF_CHECK_CACHE]) LD_RPATH_OPT= -AC_MSG_CHECKING(for an rpath option) -case $cf_cv_system_name in #(vi -irix*) #(vi - if test "$GCC" = yes; then +if test "x$cf_cv_enable_rpath" != xno +then + AC_MSG_CHECKING(for an rpath option) + case $cf_cv_system_name in + (irix*) + if test "$GCC" = yes; then + LD_RPATH_OPT="-Wl,-rpath," + else + LD_RPATH_OPT="-rpath " + fi + ;; + (linux*|gnu*|k*bsd*-gnu|freebsd*) LD_RPATH_OPT="-Wl,-rpath," - else + ;; + (openbsd[[2-9]].*|mirbsd*) + LD_RPATH_OPT="-Wl,-rpath," + ;; + (dragonfly*) LD_RPATH_OPT="-rpath " - fi - ;; -linux*|gnu*|k*bsd*-gnu) #(vi - LD_RPATH_OPT="-Wl,-rpath," - ;; -openbsd[[2-9]].*|mirbsd*) #(vi - LD_RPATH_OPT="-Wl,-rpath," - ;; -dragonfly*|freebsd*) #(vi - LD_RPATH_OPT="-rpath " - ;; -netbsd*) #(vi - LD_RPATH_OPT="-Wl,-rpath," - ;; -osf*|mls+*) #(vi - LD_RPATH_OPT="-rpath " - ;; -solaris2*) #(vi - LD_RPATH_OPT="-R" - ;; -*) - ;; -esac -AC_MSG_RESULT($LD_RPATH_OPT) + ;; + (netbsd*) + LD_RPATH_OPT="-Wl,-rpath," + ;; + (osf*|mls+*) + LD_RPATH_OPT="-rpath " + ;; + (solaris2*) + LD_RPATH_OPT="-R" + ;; + (*) + ;; + esac + AC_MSG_RESULT($LD_RPATH_OPT) -case "x$LD_RPATH_OPT" in #(vi -x-R*) - AC_MSG_CHECKING(if we need a space after rpath option) - cf_save_LIBS="$LIBS" - CF_ADD_LIBS(${LD_RPATH_OPT}$libdir) - AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) - LIBS="$cf_save_LIBS" - AC_MSG_RESULT($cf_rpath_space) - test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT " - ;; -esac + case "x$LD_RPATH_OPT" in + (x-R*) + AC_MSG_CHECKING(if we need a space after rpath option) + cf_save_LIBS="$LIBS" + CF_ADD_LIBS(${LD_RPATH_OPT}$libdir) + AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes) + LIBS="$cf_save_LIBS" + AC_MSG_RESULT($cf_rpath_space) + test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT " + ;; + esac +fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_LIBRARY_PATH version: 9 updated: 2010/03/28 12:52:50 +dnl CF_LIBRARY_PATH version: 10 updated: 2015/04/15 19:08:48 dnl --------------- dnl Construct a search-list of directories for a nonstandard library-file dnl @@ -1724,8 +2192,8 @@ cf_library_path_list="" if test -n "${LDFLAGS}${LIBS}" ; then for cf_library_path in $LDFLAGS $LIBS do - case $cf_library_path in #(vi - -L*) + case $cf_library_path in + (-L*) cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'` CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE) cf_library_path_list="$cf_library_path_list [$]$1" @@ -1776,7 +2244,7 @@ AC_SUBST(MAKE_UPPER_TAGS) AC_SUBST(MAKE_LOWER_TAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_MATH_LIB version: 8 updated: 2010/05/29 16:31:02 +dnl CF_MATH_LIB version: 9 updated: 2017/01/21 11:06:25 dnl ----------- dnl Checks for libraries. At least one UNIX system, Apple Macintosh dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler @@ -1787,6 +2255,7 @@ AC_CACHE_CHECK(if -lm needed for math functions, cf_cv_need_libm,[ AC_TRY_LINK([ #include + #include #include ], [double x = rand(); printf("result = %g\n", ]ifelse([$2],,sin(x),$2)[)], @@ -1800,7 +2269,7 @@ ifelse($1,,[ fi ]) dnl --------------------------------------------------------------------------- -dnl CF_MIXEDCASE_FILENAMES version: 4 updated: 2012/10/02 20:55:03 +dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00 dnl ---------------------- dnl Check if the file-system supports mixed-case filenames. If we're able to dnl create a lowercase name and see it as uppercase, it doesn't support that. @@ -1808,11 +2277,11 @@ AC_DEFUN([CF_MIXEDCASE_FILENAMES], [ AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[ if test "$cross_compiling" = yes ; then - case $target_alias in #(vi - *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi + case $target_alias in + (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) cf_cv_mixedcase=no ;; - *) + (*) cf_cv_mixedcase=yes ;; esac @@ -1871,46 +2340,97 @@ printf("old\n"); ,[$1=no]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_NCURSES_CONFIG version: 10 updated: 2012/10/06 08:57:51 +dnl CF_NCURSES_CONFIG version: 21 updated: 2018/06/20 20:23:13 dnl ----------------- -dnl Tie together the configure-script macros for ncurses. -dnl Prefer the "-config" script from ncurses 6.x, to simplify analysis. -dnl Allow that to be overridden using the $NCURSES_CONFIG environment variable. +dnl Tie together the configure-script macros for ncurses, preferring these in +dnl order: +dnl a) ".pc" files for pkg-config, using $NCURSES_CONFIG_PKG +dnl b) the "-config" script from ncurses, using $NCURSES_CONFIG +dnl c) just plain libraries dnl dnl $1 is the root library name (default: "ncurses") -AC_DEFUN([CF_NCURSES_CONFIG], -[ +AC_DEFUN([CF_NCURSES_CONFIG],[ +AC_REQUIRE([CF_PKG_CONFIG]) cf_ncuconfig_root=ifelse($1,,ncurses,$1) +cf_have_ncuconfig=no -echo "Looking for ${cf_ncuconfig_root}-config" +if test "x${PKG_CONFIG:=none}" != xnone; then + AC_MSG_CHECKING(pkg-config for $cf_ncuconfig_root) + if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then + AC_MSG_RESULT(yes) -CF_ACVERSION_CHECK(2.52, - [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)], - [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)]) + AC_MSG_CHECKING(if the $cf_ncuconfig_root package files work) + cf_have_ncuconfig=unknown -if test "$NCURSES_CONFIG" != none ; then + cf_save_CPPFLAGS="$CPPFLAGS" + cf_save_LIBS="$LIBS" -CPPFLAGS="$CPPFLAGS `$NCURSES_CONFIG --cflags`" -CF_ADD_LIBS(`$NCURSES_CONFIG --libs`) + CF_ADD_CFLAGS(`$PKG_CONFIG --cflags $cf_ncuconfig_root`) + CF_ADD_LIBS(`$PKG_CONFIG --libs $cf_ncuconfig_root`) -# even with config script, some packages use no-override for curses.h -CF_CURSES_HEADER(ifelse($1,,ncurses,$1)) + AC_TRY_LINK([#include <${cf_cv_ncurses_header:-curses.h}>], + [initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);], + [AC_TRY_RUN([#include <${cf_cv_ncurses_header:-curses.h}> + int main(void) + { char *xx = curses_version(); return (xx == 0); }], + [cf_have_ncuconfig=yes], + [cf_have_ncuconfig=no], + [cf_have_ncuconfig=maybe])], + [cf_have_ncuconfig=no]) + AC_MSG_RESULT($cf_have_ncuconfig) + test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes + if test "$cf_have_ncuconfig" != "yes" + then + CPPFLAGS="$cf_save_CPPFLAGS" + LIBS="$cf_save_LIBS" + NCURSES_CONFIG_PKG=none + else + AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) + NCURSES_CONFIG_PKG=$cf_ncuconfig_root + CF_TERM_HEADER + fi -dnl like CF_NCURSES_CPPFLAGS -AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) + else + AC_MSG_RESULT(no) + NCURSES_CONFIG_PKG=none + fi +else + NCURSES_CONFIG_PKG=none +fi -dnl like CF_NCURSES_LIBS -CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root) -AC_DEFINE_UNQUOTED($cf_nculib_ROOT) +if test "x$cf_have_ncuconfig" = "xno"; then + cf_ncurses_config="${cf_ncuconfig_root}${NCURSES_CONFIG_SUFFIX}-config"; echo "Looking for ${cf_ncurses_config}" -dnl like CF_NCURSES_VERSION -cf_cv_ncurses_version=`$NCURSES_CONFIG --version` + CF_ACVERSION_CHECK(2.52, + [AC_CHECK_TOOLS(NCURSES_CONFIG, ${cf_ncurses_config} ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)], + [AC_PATH_PROGS(NCURSES_CONFIG, ${cf_ncurses_config} ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}6-config ${cf_ncuconfig_root}5-config, none)]) -else + if test "$NCURSES_CONFIG" != none ; then + + CF_ADD_CFLAGS(`$NCURSES_CONFIG --cflags`) + CF_ADD_LIBS(`$NCURSES_CONFIG --libs`) + + # even with config script, some packages use no-override for curses.h + CF_CURSES_HEADER(ifelse($1,,ncurses,$1)) + + dnl like CF_NCURSES_CPPFLAGS + AC_DEFINE(NCURSES,1,[Define to 1 if we are using ncurses headers/libraries]) -CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1)) -CF_NCURSES_LIBS(ifelse($1,,ncurses,$1)) + dnl like CF_NCURSES_LIBS + CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_ncuconfig_root) + AC_DEFINE_UNQUOTED($cf_nculib_ROOT) + dnl like CF_NCURSES_VERSION + cf_cv_ncurses_version=`$NCURSES_CONFIG --version` + + else + + CF_NCURSES_CPPFLAGS(ifelse($1,,ncurses,$1)) + CF_NCURSES_LIBS(ifelse($1,,ncurses,$1)) + + fi +else + NCURSES_CONFIG=none fi ])dnl dnl --------------------------------------------------------------------------- @@ -2000,7 +2520,7 @@ AC_TRY_LINK([ test "$cf_cv_ncurses_ext_funcs" = yes && AC_DEFINE(NCURSES_EXT_FUNCS,1,[Define to 1 if we have ncurses extensions]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_NCURSES_HEADER version: 3 updated: 2012/10/06 08:57:51 +dnl CF_NCURSES_HEADER version: 4 updated: 2015/04/15 19:08:48 dnl ----------------- dnl Find a "curses" header file, e.g,. "curses.h", or one of the more common dnl variations of ncurses' installs. @@ -2049,24 +2569,24 @@ fi # Set definitions to allow ifdef'ing for ncurses.h -case $cf_cv_ncurses_header in # (vi -*ncurses.h) +case $cf_cv_ncurses_header in +(*ncurses.h) AC_DEFINE(HAVE_NCURSES_H,1,[Define to 1 if we have ncurses.h]) ;; esac -case $cf_cv_ncurses_header in # (vi -ncurses/curses.h|ncurses/ncurses.h) +case $cf_cv_ncurses_header in +(ncurses/curses.h|ncurses/ncurses.h) AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Define to 1 if we have ncurses/ncurses.h]) ;; -ncursesw/curses.h|ncursesw/ncurses.h) +(ncursesw/curses.h|ncursesw/ncurses.h) AC_DEFINE(HAVE_NCURSESW_NCURSES_H,1,[Define to 1 if we have ncursesw/ncurses.h]) ;; esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_NCURSES_LIBS version: 16 updated: 2010/11/20 17:02:38 +dnl CF_NCURSES_LIBS version: 17 updated: 2015/04/15 19:08:48 dnl --------------- dnl Look for the ncurses library. This is a little complicated on Linux, dnl because it may be linked with the gpm (general purpose mouse) library. @@ -2092,8 +2612,8 @@ AC_CHECK_LIB(gpm,Gpm_Open, [LIBS="$cf_ncurses_SAVE"], [cf_ncurses_LIBS="-lgpm"])]) -case $host_os in #(vi -freebsd*) +case $host_os in +(freebsd*) # This is only necessary if you are linking against an obsolete # version of ncurses (but it should do no harm, since it's static). if test "$cf_nculib_root" = ncurses ; then @@ -2134,7 +2654,22 @@ CF_UPPER(cf_nculib_ROOT,HAVE_LIB$cf_nculib_root) AC_DEFINE_UNQUOTED($cf_nculib_ROOT) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_NCURSES_VERSION version: 14 updated: 2012/10/06 08:57:51 +dnl CF_NCURSES_PTHREADS version: 2 updated: 2016/04/22 05:07:41 +dnl ------------------- +dnl Use this followup check to ensure that we link with pthreads if ncurses +dnl uses it. +AC_DEFUN([CF_NCURSES_PTHREADS],[ +: ${cf_nculib_root:=ifelse($1,,ncurses,$1)} +AC_CHECK_LIB($cf_nculib_root,_nc_init_pthreads, + cf_cv_ncurses_pthreads=yes, + cf_cv_ncurses_pthreads=no) +if test "$cf_cv_ncurses_pthreads" = yes +then + CF_ADD_LIBS(-lpthread) +fi +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_NCURSES_VERSION version: 15 updated: 2017/05/09 19:26:10 dnl ------------------ dnl Check for the version of ncurses, to aid in reporting bugs, etc. dnl Call CF_CURSES_CPPFLAGS first, or CF_NCURSES_CPPFLAGS. We don't use @@ -2149,7 +2684,7 @@ AC_CACHE_CHECK(for ncurses version, cf_cv_ncurses_version,[ AC_TRY_RUN([ #include <${cf_cv_ncurses_header:-curses.h}> #include -int main() +int main(void) { FILE *fp = fopen("$cf_tempfile", "w"); #ifdef NCURSES_VERSION @@ -2251,7 +2786,7 @@ AC_TRY_COMPILE([ test "$cf_cv_netbsd_menu_h" = yes && AC_DEFINE(HAVE_NETBSD_MENU_H,1,[Define to 1 if we appear to be using NetBSD menu.h]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03 +dnl CF_NO_LEAKS_OPTION version: 6 updated: 2015/04/12 15:39:00 dnl ------------------ dnl see CF_WITH_NO_LEAKS AC_DEFUN([CF_NO_LEAKS_OPTION],[ @@ -2267,12 +2802,12 @@ AC_ARG_WITH($1, [with_$1=]) AC_MSG_RESULT(${with_$1:-no}) -case .$with_cflags in #(vi -.*-g*) - case .$CFLAGS in #(vi - .*-g*) #(vi +case .$with_cflags in +(.*-g*) + case .$CFLAGS in + (.*-g*) ;; - *) + (*) CF_ADD_CFLAGS([-g]) ;; esac @@ -2280,7 +2815,7 @@ case .$with_cflags in #(vi esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54 +dnl CF_PATH_SYNTAX version: 16 updated: 2015/04/18 08:56:57 dnl -------------- dnl Check the argument to see that it looks like a pathname. Rewrite it if it dnl begins with one of the prefix/exec_prefix variables, and then again if the @@ -2288,36 +2823,36 @@ dnl result begins with 'NONE'. This is necessary to work around autoconf's dnl delayed evaluation of those symbols. AC_DEFUN([CF_PATH_SYNTAX],[ if test "x$prefix" != xNONE; then - cf_path_syntax="$prefix" + cf_path_syntax="$prefix" else - cf_path_syntax="$ac_default_prefix" -fi - -case ".[$]$1" in #(vi -.\[$]\(*\)*|.\'*\'*) #(vi - ;; -..|./*|.\\*) #(vi - ;; -.[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX - ;; -.\[$]{*prefix}*|.\[$]{*dir}*) #(vi - eval $1="[$]$1" - case ".[$]$1" in #(vi - .NONE/*) - $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` - ;; - esac - ;; #(vi -.no|.NONE/*) - $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` - ;; -*) - ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) - ;; + cf_path_syntax="$ac_default_prefix" +fi + +case ".[$]$1" in +(.\[$]\(*\)*|.\'*\'*) + ;; +(..|./*|.\\*) + ;; +(.[[a-zA-Z]]:[[\\/]]*) # OS/2 EMX + ;; +(.\[$]{*prefix}*|.\[$]{*dir}*) + eval $1="[$]$1" + case ".[$]$1" in + (.NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; + esac + ;; +(.no|.NONE/*) + $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%` + ;; +(*) + ifelse([$2],,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2) + ;; esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PDCURSES_X11 version: 13 updated: 2012/10/06 16:39:58 +dnl CF_PDCURSES_X11 version: 14 updated: 2018/06/20 20:23:13 dnl --------------- dnl Configure for PDCurses' X11 library AC_DEFUN([CF_PDCURSES_X11],[ @@ -2329,7 +2864,7 @@ CF_ACVERSION_CHECK(2.52, if test "$XCURSES_CONFIG" != none ; then -CPPFLAGS="$CPPFLAGS `$XCURSES_CONFIG --cflags`" +CF_ADD_CFLAGS(`$XCURSES_CONFIG --cflags`) CF_ADD_LIBS(`$XCURSES_CONFIG --libs`) cf_cv_lib_XCurses=yes @@ -2362,7 +2897,7 @@ else fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22 +dnl CF_PKG_CONFIG version: 10 updated: 2015/04/26 18:06:58 dnl ------------- dnl Check for the package-config program, unless disabled by command-line. AC_DEFUN([CF_PKG_CONFIG], @@ -2374,16 +2909,16 @@ AC_ARG_WITH(pkg-config, [cf_pkg_config=yes]) AC_MSG_RESULT($cf_pkg_config) -case $cf_pkg_config in #(vi -no) #(vi +case $cf_pkg_config in +(no) PKG_CONFIG=none ;; -yes) #(vi +(yes) CF_ACVERSION_CHECK(2.52, [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)], [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)]) ;; -*) +(*) PKG_CONFIG=$withval ;; esac @@ -2391,12 +2926,14 @@ esac test -z "$PKG_CONFIG" && PKG_CONFIG=none if test "$PKG_CONFIG" != none ; then CF_PATH_SYNTAX(PKG_CONFIG) +elif test "x$cf_pkg_config" != xno ; then + AC_MSG_WARN(pkg-config is not installed) fi AC_SUBST(PKG_CONFIG) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_POSIX_C_SOURCE version: 8 updated: 2010/05/26 05:38:42 +dnl CF_POSIX_C_SOURCE version: 11 updated: 2018/12/31 20:46:17 dnl ----------------- dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed. dnl @@ -2411,7 +2948,10 @@ dnl dnl Parameters: dnl $1 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_POSIX_C_SOURCE], -[ +[AC_REQUIRE([CF_POSIX_VISIBLE])dnl + +if test "$cf_cv_posix_visible" = no; then + cf_POSIX_C_SOURCE=ifelse([$1],,199506L,[$1]) cf_save_CFLAGS="$CFLAGS" @@ -2428,15 +2968,15 @@ make an error #endif], [cf_cv_posix_c_source=no], [cf_want_posix_source=no - case .$cf_POSIX_C_SOURCE in #(vi - .[[12]]??*) #(vi + case .$cf_POSIX_C_SOURCE in + (.[[12]]??*) cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" ;; - .2) #(vi + (.2) cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE" cf_want_posix_source=yes ;; - .*) + (.*) cf_want_posix_source=yes ;; esac @@ -2449,7 +2989,8 @@ make an error fi CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE) CFLAGS="$cf_trim_CFLAGS" - CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source" + CPPFLAGS="$cf_trim_CPPFLAGS" + CF_APPEND_TEXT(CPPFLAGS,$cf_cv_posix_c_source) CF_MSG_LOG(if the second compile does not leave our definition intact error) AC_TRY_COMPILE([#include ],[ #ifndef _POSIX_C_SOURCE @@ -2467,6 +3008,35 @@ if test "$cf_cv_posix_c_source" != no ; then CF_ADD_CFLAGS($cf_cv_posix_c_source) fi +fi # cf_cv_posix_visible + +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_POSIX_VISIBLE version: 1 updated: 2018/12/31 20:46:17 +dnl ---------------- +dnl POSIX documents test-macros which an application may set before any system +dnl headers are included to make features available. +dnl +dnl Some BSD platforms (originally FreeBSD, but copied by a few others) +dnl diverged from POSIX in 2002 by setting symbols which make all of the most +dnl recent features visible in the system header files unless the application +dnl overrides the corresponding test-macros. Doing that introduces portability +dnl problems. +dnl +dnl This macro makes a special check for the symbols used for this, to avoid a +dnl conflicting definition. +AC_DEFUN([CF_POSIX_VISIBLE], +[ +AC_CACHE_CHECK(if the POSIX test-macros are already defined,cf_cv_posix_visible,[ +AC_TRY_COMPILE([#include ],[ +#if defined(__POSIX_VISIBLE) && ((__POSIX_VISIBLE - 0L) > 0) \ + && defined(__XSI_VISIBLE) && ((__XSI_VISIBLE - 0L) > 0) \ + && defined(__BSD_VISIBLE) && ((__BSD_VISIBLE - 0L) > 0) \ + && defined(__ISO_C_VISIBLE) && ((__ISO_C_VISIBLE - 0L) > 0) +#error conflicting symbols found +#endif +],[cf_cv_posix_visible=no],[cf_cv_posix_visible=yes]) +]) ])dnl dnl --------------------------------------------------------------------------- dnl CF_PRG_RULES version: 1 updated: 2006/06/03 11:45:08 @@ -2493,7 +3063,7 @@ done ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55 +dnl CF_PROG_CC version: 4 updated: 2014/07/12 18:57:58 dnl ---------- dnl standard check for CC, plus followup sanity checks dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name @@ -2503,10 +3073,10 @@ CF_GCC_VERSION CF_ACVERSION_CHECK(2.52, [AC_PROG_CC_STDC], [CF_ANSI_CC_REQD]) -CF_CC_ENV_FLAGS +CF_CC_ENV_FLAGS ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07 +dnl CF_PROG_INSTALL version: 7 updated: 2015/04/18 08:56:57 dnl --------------- dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the dnl misc/tabset install won't work properly. Usually this happens only when @@ -2514,21 +3084,21 @@ dnl using the fallback mkinstalldirs script AC_DEFUN([CF_PROG_INSTALL], [AC_PROG_INSTALL case $INSTALL in -/*) - ;; -*) - CF_DIRNAME(cf_dir,$INSTALL) - test -z "$cf_dir" && cf_dir=. - INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'` - ;; +(/*) + ;; +(*) + CF_DIRNAME(cf_dir,$INSTALL) + test -z "$cf_dir" && cf_dir=. + INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'` + ;; esac ])dnl dnl --------------------------------------------------------------------------- -dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14 +dnl CF_PROG_LINT version: 3 updated: 2016/05/22 15:25:54 dnl ------------ AC_DEFUN([CF_PROG_LINT], [ -AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint) +AC_CHECK_PROGS(LINT, lint cppcheck splint) AC_SUBST(LINT_OPTS) ])dnl dnl --------------------------------------------------------------------------- @@ -2549,7 +3119,7 @@ $1=`echo "$2" | \ -e 's/-[[UD]]'"$3"'\(=[[^ ]]*\)\?[$]//g'` ])dnl dnl --------------------------------------------------------------------------- -dnl CF_RPATH_HACK version: 10 updated: 2013/07/22 18:27:50 +dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00 dnl ------------- AC_DEFUN([CF_RPATH_HACK], [ @@ -2566,8 +3136,8 @@ if test -n "$LD_RPATH_OPT" ; then AC_TRY_LINK([#include ], [printf("Hello");], - [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort -u` - cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`]) + [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq` + cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[ ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`]) # If we passed the link-test, but get a "not found" on a given library, # this could be due to inept reconfiguration of gcc to make it only @@ -2606,7 +3176,7 @@ fi AC_SUBST(EXTRA_LDFLAGS) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_RPATH_HACK_2 version: 6 updated: 2010/04/17 16:31:24 +dnl CF_RPATH_HACK_2 version: 7 updated: 2015/04/12 15:39:00 dnl --------------- dnl Do one set of substitutions for CF_RPATH_HACK, adding an rpath option to dnl EXTRA_LDFLAGS for each -L option found. @@ -2622,8 +3192,8 @@ CF_VERBOSE(...checking $1 [$]$1) cf_rpath_dst= for cf_rpath_src in [$]$1 do - case $cf_rpath_src in #(vi - -L*) #(vi + case $cf_rpath_src in + (-L*) # check if this refers to a directory which we will ignore cf_rpath_skip=no @@ -2666,6 +3236,65 @@ CF_VERBOSE(...checked $1 [$]$1) AC_SUBST(EXTRA_LDFLAGS) ])dnl dnl --------------------------------------------------------------------------- +dnl CF_SIGWINCH version: 2 updated: 2019/03/23 19:54:44 +dnl ----------- +dnl Use this macro after CF_XOPEN_SOURCE, but do not require it (not all +dnl programs need this test). +dnl +dnl This is really a Mac OS X 10.4.3 workaround. Defining _POSIX_C_SOURCE +dnl forces SIGWINCH to be undefined (breaks xterm, ncurses). Oddly, the struct +dnl winsize declaration is left alone - we may revisit this if Apple choose to +dnl break that part of the interface as well. +AC_DEFUN([CF_SIGWINCH], +[ +AC_CACHE_CHECK(if SIGWINCH is defined,cf_cv_define_sigwinch,[ + AC_TRY_COMPILE([ +#include +#include +],[int x = SIGWINCH], + [cf_cv_define_sigwinch=yes], + [AC_TRY_COMPILE([ +#undef _XOPEN_SOURCE +#undef _POSIX_SOURCE +#undef _POSIX_C_SOURCE +#include +#include +],[int x = SIGWINCH], + [cf_cv_define_sigwinch=maybe], + [cf_cv_define_sigwinch=no]) +]) +]) + +if test "$cf_cv_define_sigwinch" = maybe ; then +AC_CACHE_CHECK(for actual SIGWINCH definition,cf_cv_fixup_sigwinch,[ +cf_cv_fixup_sigwinch=unknown +cf_sigwinch=32 +while test $cf_sigwinch != 1 +do + AC_TRY_COMPILE([ +#undef _XOPEN_SOURCE +#undef _POSIX_SOURCE +#undef _POSIX_C_SOURCE +#include +#include +],[ +#if SIGWINCH != $cf_sigwinch +make an error +#endif +int x = SIGWINCH], + [cf_cv_fixup_sigwinch=$cf_sigwinch + break]) + +cf_sigwinch=`expr $cf_sigwinch - 1` +done +]) + + if test "$cf_cv_fixup_sigwinch" != unknown ; then + CPPFLAGS="$CPPFLAGS -DSIGWINCH=$cf_cv_fixup_sigwinch" + fi +fi +])dnl +dnl --------------------------------------------------------------------------- dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20 dnl --------------- dnl signal handler, but there are some gcc depedencies in that recommendation. @@ -2701,7 +3330,7 @@ AC_MSG_RESULT($cf_cv_sig_atomic_t) test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_SUBDIR_PATH version: 6 updated: 2010/04/21 06:20:50 +dnl CF_SUBDIR_PATH version: 7 updated: 2014/12/04 04:33:06 dnl -------------- dnl Construct a search-list for a nonstandard header/lib-file dnl $1 = the variable to return as result @@ -2711,14 +3340,21 @@ AC_DEFUN([CF_SUBDIR_PATH], [ $1= -CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix) CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE) -CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix) -CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix) -CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix) + +for cf_subdir_prefix in \ + /usr \ + /usr/local \ + /usr/pkg \ + /opt \ + /opt/local \ + [$]HOME +do + CF_ADD_SUBDIR_PATH($1,$2,$3,$cf_subdir_prefix,$prefix) +done ])dnl dnl --------------------------------------------------------------------------- -dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07 +dnl CF_SYS_TIME_SELECT version: 6 updated: 2015/04/18 08:56:57 dnl ------------------ dnl Check if we can include with ; this breaks on dnl older SCO configurations. @@ -2735,24 +3371,24 @@ AC_TRY_COMPILE([ #include #endif ],[],[cf_cv_sys_time_select=yes], - [cf_cv_sys_time_select=no]) - ]) + [cf_cv_sys_time_select=no]) + ]) AC_MSG_RESULT($cf_cv_sys_time_select) test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include with ]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_TERM_HEADER version: 3 updated: 2012/10/06 08:57:51 +dnl CF_TERM_HEADER version: 4 updated: 2015/04/15 19:08:48 dnl -------------- dnl Look for term.h, which is part of X/Open curses. It defines the interface dnl to terminfo database. Usually it is in the same include-path as curses.h, dnl but some packagers change this, breaking various applications. AC_DEFUN([CF_TERM_HEADER],[ AC_CACHE_CHECK(for terminfo header, cf_cv_term_header,[ -case ${cf_cv_ncurses_header} in #(vi -*/ncurses.h|*/ncursesw.h) #(vi +case ${cf_cv_ncurses_header} in +(*/ncurses.h|*/ncursesw.h) cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[[^.]]*\.h$%term.h%'` ;; -*) +(*) cf_term_header=term.h ;; esac @@ -2772,17 +3408,17 @@ done # Set definitions to allow ifdef'ing to accommodate subdirectories -case $cf_cv_term_header in # (vi -*term.h) +case $cf_cv_term_header in +(*term.h) AC_DEFINE(HAVE_TERM_H,1,[Define to 1 if we have term.h]) ;; esac -case $cf_cv_term_header in # (vi -ncurses/term.h) #(vi +case $cf_cv_term_header in +(ncurses/term.h) AC_DEFINE(HAVE_NCURSES_TERM_H,1,[Define to 1 if we have ncurses/term.h]) ;; -ncursesw/term.h) +(ncursesw/term.h) AC_DEFINE(HAVE_NCURSESW_TERM_H,1,[Define to 1 if we have ncursesw/term.h]) ;; esac @@ -2797,7 +3433,7 @@ top_builddir=ifelse($1,,`pwd`,$1) AC_SUBST(top_builddir) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_TPUTS_PROTO version: 2 updated: 2011/04/23 19:25:50 +dnl CF_TPUTS_PROTO version: 3 updated: 2015/04/17 21:26:14 dnl -------------- dnl Check for type of function-pointer passed to tputs. Some old dnl implementations used functions that had different prototypes, making it @@ -2823,7 +3459,7 @@ then static $cf_ret outc($cf_arg value) { $cf_return; } ],[ - tputs("hello", 0, outc); + tputs("hello", 0, outc); ${cf_cv_main_return:-return}(0); ],[ CF_VERBOSE([prototype $cf_ret func($cf_arg value)]) @@ -2841,7 +3477,7 @@ EOF fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_TRIM_X_LIBS version: 2 updated: 2013/07/09 21:27:22 +dnl CF_TRIM_X_LIBS version: 3 updated: 2015/04/12 15:39:00 dnl -------------- dnl Trim extra base X libraries added as a workaround for inconsistent library dnl dependencies returned by "new" pkg-config files. @@ -2849,7 +3485,7 @@ AC_DEFUN([CF_TRIM_X_LIBS],[ for cf_trim_lib in Xmu Xt X11 do case "$LIBS" in - *-l$cf_trim_lib\ *-l$cf_trim_lib*) + (*-l$cf_trim_lib\ *-l$cf_trim_lib*) LIBS=`echo "$LIBS " | sed -e 's/ / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'` CF_VERBOSE(..trimmed $LIBS) ;; @@ -2884,7 +3520,7 @@ else fi ]) dnl --------------------------------------------------------------------------- -dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50 +dnl CF_TRY_XOPEN_SOURCE version: 2 updated: 2018/06/20 20:23:13 dnl ------------------- dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we dnl can define it successfully. @@ -2900,7 +3536,7 @@ make an error #endif], [cf_cv_xopen_source=no], [cf_save="$CPPFLAGS" - CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" + CF_APPEND_TEXT(CPPFLAGS,-D_XOPEN_SOURCE=$cf_XOPEN_SOURCE) AC_TRY_COMPILE([ #include #include @@ -3070,7 +3706,7 @@ if test "$with_dmalloc" = yes ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_WITH_NCURSES_ETC version: 2 updated: 2012/01/13 10:49:00 +dnl CF_WITH_NCURSES_ETC version: 5 updated: 2016/02/20 19:23:20 dnl ------------------- dnl Use this macro for programs which use any variant of "curses", e.g., dnl "ncurses", and "PDCurses". Programs that can use curses and some unrelated @@ -3084,6 +3720,10 @@ CF_WITH_CURSES_DIR cf_cv_screen=curses AC_MSG_CHECKING(for specified curses library type) +AC_ARG_WITH(screen, + [ --with-screen=XXX use specified curses-libraries], + [cf_cv_screen=$withval],[ + AC_ARG_WITH(ncursesw, [ --with-ncursesw use wide ncurses-libraries], [cf_cv_screen=ncursesw],[ @@ -3102,26 +3742,31 @@ AC_ARG_WITH(curses-colr, AC_ARG_WITH(curses-5lib, [ --with-curses-5lib compile/link with SunOS 5lib curses], - [cf_cv_screen=curses_5lib])])])])]) + [cf_cv_screen=curses_5lib])])])])])]) AC_MSG_RESULT($cf_cv_screen) -case $cf_cv_screen in #(vi -curses|curses_*) #(vi +case $cf_cv_screen in +(curses|curses_*) CF_CURSES_CONFIG ;; -ncurses) #(vi - CF_NCURSES_CONFIG - ;; -ncursesw) #(vi +(ncursesw*) CF_UTF8_LIB - CF_NCURSES_CONFIG(ncursesw) + CF_NCURSES_CONFIG($cf_cv_screen) ;; -pdcurses) +(ncurses*) + CF_NCURSES_CONFIG($cf_cv_screen) + ;; +(pdcurses) CF_PDCURSES_X11 ;; +(*) + AC_MSG_ERROR(unexpected screen-value: $cf_cv_screen) + ;; esac +CF_NCURSES_PTHREADS($cf_cv_screen) + ])dnl dnl --------------------------------------------------------------------------- dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21 @@ -3132,7 +3777,93 @@ CF_NO_LEAKS_OPTION(valgrind, [USE_VALGRIND]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_XOPEN_CURSES version: 11 updated: 2011/01/18 18:15:30 +dnl CF_WITH_X11_RGB version: 1 updated: 2017/11/25 17:32:16 +dnl --------------- +dnl Handle configure option "--with-x11-rgb", setting these shell +dnl variables: +dnl +dnl $RGB_PATH is the option value, used for finding the X11 rgb file. +dnl $no_x11_rgb is a "#" (comment) if "--without-x11-rgb" is given. +dnl +dnl Most Linux's use this: +dnl /usr/share/X11/rgb.txt +dnl Debian uses this: +dnl /etc/X11/rgb.txt +dnl DragonFlyBSD ports uses this: +dnl /usr/pkg/lib/X11/rgb.txt +dnl FreeBSD ports use these: +dnl /usr/local/lib/X11/rgb.txt +dnl /usr/local/share/X11/rgb.txt +dnl Mandriva has these: +dnl /usr/lib/X11/rgb.txt +dnl /usr/lib64/X11/rgb.txt +dnl NetBSD has these +dnl /usr/X11R7/lib/X11/rgb.txt +dnl OpenSolaris uses +dnl 32-bit: +dnl /usr/X11/etc/X11/rgb.txt +dnl /usr/X11/share/X11/rgb.txt +dnl /usr/X11/lib/X11/rgb.txt +dnl OSX uses +dnl /opt/local/share/X11/rgb.txt (MacPorts) +dnl /opt/X11/share/X11/rgb.txt (non-ports) +dnl 64-bit: +dnl /usr/X11/etc/X11/rgb.txt +dnl /usr/X11/share/X11/rgb.txt (perhaps) +dnl /usr/X11/lib/amd64/X11/rgb.txt +dnl Solaris10 uses (in this order): +dnl /usr/openwin/lib/X11/rgb.txt +dnl /usr/X11/lib/X11/rgb.txt +AC_DEFUN([CF_WITH_X11_RGB],[ +AC_MSG_CHECKING(for X11 rgb file) +AC_ARG_WITH(x11-rgb, + [ --with-x11-rgb=FILE file containing X11 rgb information (EPREFIX/lib/X11/rgb.txt)], + [RGB_PATH=$withval], + [RGB_PATH=auto]) + +if test "x[$]RGB_PATH" = xauto +then + RGB_PATH='${exec_prefix}/lib/X11/rgb.txt' + for cf_path in \ + /opt/local/share/X11/rgb.txt \ + /opt/X11/share/X11/rgb.txt \ + /usr/share/X11/rgb.txt \ + /usr/X11/share/X11/rgb.txt \ + /usr/X11/lib/X11/rgb.txt \ + /usr/lib/X11/rgb.txt \ + /etc/X11/rgb.txt \ + /usr/pkg/lib/X11/rgb.txt \ + /usr/X11R7/lib/X11/rgb.txt \ + /usr/X11R6/lib/X11/rgb.txt \ + /usr/X11R5/lib/X11/rgb.txt \ + /usr/X11R4/lib/X11/rgb.txt \ + /usr/local/lib/X11/rgb.txt \ + /usr/local/share/X11/rgb.txt \ + /usr/lib64/X11/rgb.txt + do + if test -f "$cf_path" ; then + RGB_PATH="$cf_path" + break + fi + done +else + cf_path=$RGB_PATH + CF_PATH_SYNTAX(cf_path) +fi + +AC_MSG_RESULT($RGB_PATH) +AC_SUBST(RGB_PATH) +AC_DEFINE_UNQUOTED(RGB_PATH,"$cf_path") + +no_x11_rgb= +if test "$RGB_PATH" = no +then + no_x11_rgb="#" +fi +AC_SUBST(no_x11_rgb) +])dnl +dnl --------------------------------------------------------------------------- +dnl CF_XOPEN_CURSES version: 14 updated: 2018/06/20 20:23:13 dnl --------------- dnl Test if we should define X/Open source for curses, needed on Digital Unix dnl 4.x, to see the extended functions, but breaks on IRIX 6.x. @@ -3142,7 +3873,8 @@ dnl as getbegy(). The latter is better design, but the former is standard. AC_DEFUN([CF_XOPEN_CURSES], [ AC_REQUIRE([CF_CURSES_CPPFLAGS])dnl -AC_CACHE_CHECK(if we must define _XOPEN_SOURCE_EXTENDED,cf_cv_need_xopen_extension,[ +AC_CACHE_CHECK(definition to turn on extended curses functions,cf_cv_need_xopen_extension,[ +cf_cv_need_xopen_extension=unknown AC_TRY_LINK([ #include #include <${cf_cv_ncurses_header:-curses.h}>],[ @@ -3151,14 +3883,6 @@ AC_TRY_LINK([ make an error #endif #endif - long x = winnstr(stdscr, "", 0); - int x1, y1; - getbegyx(stdscr, y1, x1)], - [cf_cv_need_xopen_extension=no], - [AC_TRY_LINK([ -#define _XOPEN_SOURCE_EXTENDED -#include -#include <${cf_cv_ncurses_header:-curses.h}>],[ #ifdef NCURSES_VERSION cchar_t check; int check2 = curs_set((int)sizeof(check)); @@ -3166,12 +3890,35 @@ AC_TRY_LINK([ long x = winnstr(stdscr, "", 0); int x1, y1; getbegyx(stdscr, y1, x1)], - [cf_cv_need_xopen_extension=yes], - [cf_cv_need_xopen_extension=unknown])])]) -test $cf_cv_need_xopen_extension = yes && CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED" + [cf_cv_need_xopen_extension=none], + [ + for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR + do + AC_TRY_LINK([ +#define $cf_try_xopen_extension 1 +#include +#include <${cf_cv_ncurses_header:-curses.h}>],[ +#ifdef NCURSES_VERSION + cchar_t check; + int check2 = curs_set((int)sizeof(check)); +#endif + long x = winnstr(stdscr, "", 0); + int x1, y1; + getbegyx(stdscr, y1, x1)], + [cf_cv_need_xopen_extension=$cf_try_xopen_extension; break]) + done + ]) +]) + +case $cf_cv_need_xopen_extension in +(*_*) + CF_APPEND_TEXT(CPPFLAGS,-D$cf_cv_need_xopen_extension) + ;; +esac + ])dnl dnl --------------------------------------------------------------------------- -dnl CF_XOPEN_SOURCE version: 43 updated: 2013/02/10 10:41:05 +dnl CF_XOPEN_SOURCE version: 55 updated: 2018/12/31 20:46:17 dnl --------------- dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions, dnl or adapt to the vendor's definitions to get equivalent functionality, @@ -3182,26 +3929,29 @@ dnl $1 is the nominal value for _XOPEN_SOURCE dnl $2 is the nominal value for _POSIX_C_SOURCE AC_DEFUN([CF_XOPEN_SOURCE],[ AC_REQUIRE([AC_CANONICAL_HOST]) +AC_REQUIRE([CF_POSIX_VISIBLE]) + +if test "$cf_cv_posix_visible" = no; then cf_XOPEN_SOURCE=ifelse([$1],,500,[$1]) cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2]) cf_xopen_source= -case $host_os in #(vi -aix[[4-7]]*) #(vi +case $host_os in +(aix[[4-7]]*) cf_xopen_source="-D_ALL_SOURCE" ;; -cygwin) #(vi +(msys) cf_XOPEN_SOURCE=600 ;; -darwin[[0-8]].*) #(vi +(darwin[[0-8]].*) cf_xopen_source="-D_APPLE_C_SOURCE" ;; -darwin*) #(vi +(darwin*) cf_xopen_source="-D_DARWIN_C_SOURCE" cf_XOPEN_SOURCE= ;; -freebsd*|dragonfly*) #(vi +(freebsd*|dragonfly*|midnightbsd*) # 5.x headers associate # _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L # _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L @@ -3209,55 +3959,63 @@ freebsd*|dragonfly*) #(vi cf_XOPEN_SOURCE=600 cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE" ;; -hpux11*) #(vi +(hpux11*) cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500" ;; -hpux*) #(vi +(hpux*) cf_xopen_source="-D_HPUX_SOURCE" ;; -irix[[56]].*) #(vi +(irix[[56]].*) cf_xopen_source="-D_SGI_SOURCE" cf_XOPEN_SOURCE= ;; -linux*|gnu*|mint*|k*bsd*-gnu) #(vi - CF_GNU_SOURCE +(linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin) + CF_GNU_SOURCE($cf_XOPEN_SOURCE) ;; -mirbsd*) #(vi +(minix*) + cf_xopen_source="-D_NETBSD_SOURCE" # POSIX.1-2001 features are ifdef'd with this... + ;; +(mirbsd*) # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks and other headers which use u_int / u_short types cf_XOPEN_SOURCE= CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) ;; -netbsd*) #(vi +(netbsd*) cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw ;; -openbsd[[4-9]]*) #(vi +(openbsd[[4-9]]*) # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw cf_xopen_source="-D_BSD_SOURCE" cf_XOPEN_SOURCE=600 ;; -openbsd*) #(vi +(openbsd*) # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw ;; -osf[[45]]*) #(vi +(osf[[45]]*) cf_xopen_source="-D_OSF_SOURCE" ;; -nto-qnx*) #(vi +(nto-qnx*) cf_xopen_source="-D_QNX_SOURCE" ;; -sco*) #(vi +(sco*) # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer ;; -solaris2.*) #(vi +(solaris2.*) cf_xopen_source="-D__EXTENSIONS__" + cf_cv_xopen_source=broken + ;; +(sysv4.2uw2.*) # Novell/SCO UnixWare 2.x (tested on 2.1.2) + cf_XOPEN_SOURCE= + cf_POSIX_C_SOURCE= ;; -*) +(*) CF_TRY_XOPEN_SOURCE CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE) ;; esac if test -n "$cf_xopen_source" ; then - CF_ADD_CFLAGS($cf_xopen_source) + CF_ADD_CFLAGS($cf_xopen_source,true) fi dnl In anything but the default case, we may have system-specific setting @@ -3288,9 +4046,10 @@ make an error CF_TRY_XOPEN_SOURCE fi fi +fi # cf_cv_posix_visible ]) dnl --------------------------------------------------------------------------- -dnl CF_X_ATHENA version: 21 updated: 2013/07/06 21:27:06 +dnl CF_X_ATHENA version: 23 updated: 2015/04/12 15:39:00 dnl ----------- dnl Check for Xaw (Athena) libraries dnl @@ -3310,6 +4069,17 @@ else AC_MSG_RESULT(no) fi +AC_MSG_CHECKING(if you want to link with Xaw 3d xft library) +withval= +AC_ARG_WITH(Xaw3dxft, + [ --with-Xaw3dxft link with Xaw 3d xft library]) +if test "$withval" = yes ; then + cf_x_athena=Xaw3dxft + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi + AC_MSG_CHECKING(if you want to link with neXT Athena library) withval= AC_ARG_WITH(neXtaw, @@ -3361,10 +4131,10 @@ int check = XmuCompareISOLatin1("big", "small") if test "$cf_cv_xaw_compat" = no then # workaround for broken ".pc" files... - case "$cf_x_athena_lib" in #(vi - *-lXmu*) #(vi + case "$cf_x_athena_lib" in + (*-lXmu*) ;; - *) + (*) CF_VERBOSE(work around broken package) cf_save_xmu="$LIBS" cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^[ ][ ]*//' -e 's/ .*//'` @@ -3391,7 +4161,7 @@ if test -z "$cf_x_athena_lib" ; then fi ])dnl dnl --------------------------------------------------------------------------- -dnl CF_X_ATHENA_CPPFLAGS version: 5 updated: 2010/05/26 17:35:30 +dnl CF_X_ATHENA_CPPFLAGS version: 6 updated: 2018/06/20 20:23:13 dnl -------------------- dnl Normally invoked by CF_X_ATHENA, with $1 set to the appropriate flavor of dnl the Athena widgets, e.g., Xaw, Xaw3d, neXtaw. @@ -3410,7 +4180,8 @@ do cf_save="$CPPFLAGS" cf_test=X11/$cf_x_athena_root/SimpleMenu.h if test $cf_path != default ; then - CPPFLAGS="$cf_save -I$cf_path/include" + CPPFLAGS="$cf_save" + CF_APPEND_TEXT(CPPFLAGS,-I$cf_path/include) AC_MSG_CHECKING(for $cf_test in $cf_path) else AC_MSG_CHECKING(for $cf_test) @@ -3434,7 +4205,7 @@ if test -z "$cf_x_athena_inc" ; then AC_MSG_WARN( [Unable to successfully find Athena header files with test program]) elif test "$cf_x_athena_inc" != default ; then - CPPFLAGS="$CPPFLAGS -I$cf_x_athena_inc" + CF_APPEND_TEXT(CPPFLAGS,-I$cf_x_athena_inc) fi ]) dnl --------------------------------------------------------------------------- @@ -3509,23 +4280,36 @@ CF_TRY_PKG_CONFIG(Xext,,[ [CF_ADD_LIB(Xext)])]) ])dnl dnl --------------------------------------------------------------------------- -dnl CF_X_TOOLKIT version: 21 updated: 2012/10/04 06:57:36 +dnl CF_X_TOOLKIT version: 24 updated: 2019/03/23 19:54:44 dnl ------------ dnl Check for X Toolkit libraries -dnl AC_DEFUN([CF_X_TOOLKIT], [ AC_REQUIRE([AC_PATH_XTRA]) AC_REQUIRE([CF_CHECK_CACHE]) +# OSX is schizoid about who owns /usr/X11 (old) versus /opt/X11 (new) (and +# in some cases has installed dummy files in the former, other cases replaced +# it with a link to the new location). This complicates the configure script. +# Check for that pitfall, and recover using pkg-config +# +# If none of these are set, the configuration is almost certainly broken. +if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}" +then + CF_TRY_PKG_CONFIG(x11,,[AC_MSG_WARN(unable to find X11 library)]) + CF_TRY_PKG_CONFIG(ice,,[AC_MSG_WARN(unable to find ICE library)]) + CF_TRY_PKG_CONFIG(sm,,[AC_MSG_WARN(unable to find SM library)]) + CF_TRY_PKG_CONFIG(xt,,[AC_MSG_WARN(unable to find Xt library)]) +fi + cf_have_X_LIBS=no CF_TRY_PKG_CONFIG(xt,[ - case "x$LIBS" in #(vi - *-lX11*) #(vi + case "x$LIBS" in + (*-lX11*) ;; - *) + (*) # we have an "xt" package, but it may omit Xt's dependency on X11 AC_CACHE_CHECK(for usable X dependency,cf_cv_xt_x11_compat,[ AC_TRY_LINK([ @@ -3554,12 +4338,12 @@ AC_TRY_LINK([ if test "$cf_cv_xt_ice_compat" = no then # workaround for broken ".pc" files used for X Toolkit. - case "x$X_PRE_LIBS" in #(vi - *-lICE*) - case "x$LIBS" in #(vi - *-lICE*) #(vi + case "x$X_PRE_LIBS" in + (*-lICE*) + case "x$LIBS" in + (*-lICE*) ;; - *) + (*) CF_VERBOSE(work around broken ICE dependency) CF_TRY_PKG_CONFIG(ice, [CF_TRY_PKG_CONFIG(sm)],