dnl
dnl Author: Thomas E. Dickey 1995-on
dnl
-dnl $Id: aclocal.m4,v 1.929 2020/08/29 13:05:21 tom Exp $
+dnl $Id: aclocal.m4,v 1.939 2020/11/14 15:25:03 tom Exp $
dnl Macros used in NCURSES auto-configuration script.
dnl
dnl These macros are maintained separately from NCURSES. The copyright on
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_BOOL_SIZE version: 15 updated: 2017/01/21 11:06:25
+dnl CF_BOOL_SIZE version: 17 updated: 2020/10/24 19:48:55
dnl ------------
dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
dnl Don't bother looking for bool.h, since it's been deprecated.
dnl from <stdbool.h>.
AC_DEFUN([CF_BOOL_SIZE],
[
-AC_MSG_CHECKING([for size of bool])
-AC_CACHE_VAL(cf_cv_type_of_bool,[
+AC_CHECK_SIZEOF(bool,,[
+#include <stdlib.h>
+#include <stdio.h>
+
+#if defined(__cplusplus)
+
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
+])
+
+AC_CACHE_CHECK(for type of bool, cf_cv_type_of_bool,[
rm -f cf_test.out
AC_TRY_RUN([
#include <stdlib.h>
cf_cv_type_of_bool=unknown
fi],
[cf_cv_type_of_bool=unknown],
- [cf_cv_type_of_bool=unknown])
- ])
+ [
+ case x$ac_cv_sizeof_bool in
+ (x1) cf_cv_type_of_bool="unsigned char";;
+ (x2) cf_cv_type_of_bool="unsigned short";;
+ (x4) cf_cv_type_of_bool="unsigned int";;
+ (x8) cf_cv_type_of_bool="unsigned long";;
+ (*) cf_cv_type_of_bool=unknown;;
+ esac
+ ])
rm -f cf_test.out
-AC_MSG_RESULT($cf_cv_type_of_bool)
+])
+
if test "$cf_cv_type_of_bool" = unknown ; then
case .$NCURSES_BOOL in
(.auto|.) NCURSES_BOOL=unsigned;;
])
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_CLANG_COMPILER version: 3 updated: 2020/08/28 04:10:22
+dnl CF_CLANG_COMPILER version: 4 updated: 2020/10/31 15:46:50
dnl -----------------
dnl Check if the given compiler is really clang. clang's C driver defines
dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
if test "$ifelse([$1],,[$1],GCC)" = yes ; then
AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
- ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
AC_TRY_COMPILE([],[
#ifdef __clang__
#else
make an error
#endif
],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
],[])
ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
fi
-if test "x$CLANG_COMPILER" = "xyes" ; then
- CF_APPEND_TEXT(CFLAGS,-Wno-error=implicit-function-declaration)
+if test "x$ifelse([$2],,CLANG_COMPILER,[$2])" = "xyes" ; then
+ for cf_clang_opt in \
+ -Qunused-arguments \
+ -Wno-error=implicit-function-declaration
+ do
+ AC_MSG_CHECKING(if option $cf_clang_opt works)
+ AC_TRY_LINK([
+ #include <stdio.h>],[
+ printf("hello!\n");],[
+ cf_clang_optok=yes],[
+ cf_clang_optok=no])
+ AC_MSG_RESULT($cf_clang_optok)
+ if test $cf_clang_optok = yes; then
+ CF_VERBOSE(adding option $cf_clang_opt)
+ CF_APPEND_TEXT(CFLAGS,$cf_clang_opt)
+ fi
+ done
fi
])
dnl ---------------------------------------------------------------------------
fi
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_ENABLE_WARNINGS version: 6 updated: 2020/08/28 04:10:22
+dnl CF_ENABLE_WARNINGS version: 7 updated: 2020/08/29 09:05:21
dnl ------------------
dnl Configure-option to enable gcc warnings
dnl
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_GCC_ATTRIBUTES version: 18 updated: 2020/03/10 18:53:47
+dnl CF_GCC_ATTRIBUTES version: 19 updated: 2020/08/29 09:05:21
dnl -----------------
dnl Test for availability of useful gcc __attribute__ directives to quiet
dnl compiler warnings. Though useful, not all are supported -- and contrary
fi
])
dnl ---------------------------------------------------------------------------
-dnl CF_MIXEDCASE_FILENAMES version: 7 updated: 2015/04/12 15:39:00
+dnl CF_MIXEDCASE_FILENAMES version: 8 updated: 2020/11/14 10:12:15
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.
AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
if test "$cross_compiling" = yes ; then
case $target_alias in
- (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
+ (*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*|darwin*)
cf_cv_mixedcase=no
;;
(*)
test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
])dnl
dnl ---------------------------------------------------------------------------
-dnl CF_REGEX version: 14 updated: 2020/07/11 19:09:29
+dnl CF_REGEX version: 16 updated: 2020/09/26 19:56:36
dnl --------
dnl Attempt to determine if we've got one of the flavors of regular-expression
dnl code that we can support.
[
cf_regex_func=no
-
-cf_regex_libs="regex re"
+cf_regex_libs=
case $host_os in
(mingw*)
- cf_regex_libs="systre gnurx $cf_regex_libs"
+ # -lsystre -ltre -lintl -liconv
+ AC_CHECK_LIB(systre,regcomp,[
+ AC_CHECK_LIB(iconv,libiconv_open,[CF_ADD_LIB(iconv)])
+ AC_CHECK_LIB(intl,libintl_gettext,[CF_ADD_LIB(intl)])
+ AC_CHECK_LIB(tre,tre_regcomp,[CF_ADD_LIB(tre)])
+ CF_ADD_LIB(systre)
+ cf_regex_func=regcomp
+ ],[
+ AC_CHECK_LIB(gnurx,regcomp,[
+ CF_ADD_LIB(gnurx)
+ cf_regex_func=regcomp])
+ ])
+ ;;
+(*)
+ cf_regex_libs="regex re"
+ AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
+ for cf_regex_lib in $cf_regex_libs
+ do
+ AC_CHECK_LIB($cf_regex_lib,regcomp,[
+ CF_ADD_LIB($cf_regex_lib)
+ cf_regex_func=regcomp
+ break])
+ done
+ ])
;;
esac
-AC_CHECK_FUNC(regcomp,[cf_regex_func=regcomp],[
- for cf_regex_lib in $cf_regex_libs
- do
- AC_CHECK_LIB($cf_regex_lib,regcomp,[
- CF_ADD_LIB($cf_regex_lib)
- cf_regex_func=regcomp
- break])
- done
-])
-
if test "$cf_regex_func" = no ; then
AC_CHECK_FUNC(compile,[cf_regex_func=compile],[
AC_CHECK_LIB(gen,compile,[