]> ncurses.scripts.mit.edu Git - ncurses.git/blobdiff - aclocal.m4
ncurses 5.9 - patch 20110625
[ncurses.git] / aclocal.m4
index ed61a677e9695edaa85c8bf8a2da3c378b4b8cf0..d5a136cb864949d8e4731306e21d36927cdc83ae 100644 (file)
@@ -28,7 +28,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: aclocal.m4,v 1.550 2011/03/19 18:48:42 tom Exp $
+dnl $Id: aclocal.m4,v 1.558 2011/06/05 00:13:55 tom Exp $
 dnl Macros used in NCURSES auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -62,6 +62,31 @@ AC_DEFUN([AM_LANGINFO_CODESET],
   fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_CHECK version: 2 updated: 2011/05/08 11:22:03
+dnl ------------------
+dnl Conditionally generate script according to whether we're using a given autoconf.
+dnl
+dnl $1 = version to compare against
+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([m4_version_compare],
+[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
+[CF_ACVERSION_COMPARE(
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_COMPARE version: 2 updated: 2011/04/14 20:56:50
+dnl --------------------
+dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
+dnl                      MAJOR2, MINOR2, TERNARY2,
+dnl                      PRINTABLE2, not FOUND, FOUND)
+define(CF_ACVERSION_COMPARE,
+[ifelse(builtin([eval], [$2 < $5]), 1,
+[ifelse([$8], , ,[$8])],
+[ifelse([$9], , ,[$9])])])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
 dnl -------------------
 dnl Construct the list of include-options for the C programs in the Ada95
@@ -695,7 +720,7 @@ AC_SUBST(BUILD_EXEEXT)
 AC_SUBST(BUILD_OBJEXT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
+dnl CF_CFG_DEFAULTS version: 8 updated: 2011/06/04 20:09:13
 dnl ---------------
 dnl Determine the default configuration into which we'll install ncurses.  This
 dnl can be overridden by the user's command-line options.  There's two items to
@@ -713,7 +738,7 @@ AC_MSG_CHECKING(for prefix)
 if test "x$prefix" = "xNONE" ; then
        case "$cf_cv_system_name" in
                # non-vendor systems don't have a conflict
-       openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
+       openbsd*|freebsd*|mirbsd*|linux*|cygwin*|k*bsd*-gnu)
                prefix=/usr
                ;;
        *)      prefix=$ac_default_prefix
@@ -1769,10 +1794,35 @@ rm -rf conftest*
 AC_SUBST(EXTRA_CFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_GENERICS version: 1 updated: 2010/11/13 14:15:18
+dnl CF_GETOPT_HEADER version: 4 updated: 2009/08/31 20:07:52
+dnl ----------------
+dnl Check for getopt's variables which are commonly defined in stdlib.h,
+dnl unistd.h or (nonstandard) in getopt.h
+AC_DEFUN([CF_GETOPT_HEADER],
+[
+AC_HAVE_HEADERS(unistd.h getopt.h)
+AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
+cf_cv_getopt_header=none
+for cf_header in stdio.h stdlib.h unistd.h getopt.h
+do
+AC_TRY_COMPILE([
+#include <$cf_header>],
+[int x = optind; char *y = optarg],
+[cf_cv_getopt_header=$cf_header
+ break])
+done
+])
+if test $cf_cv_getopt_header != none ; then
+       AC_DEFINE(HAVE_GETOPT_HEADER)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
 dnl ----------------
 AC_DEFUN([CF_GNAT_GENERICS],
 [
+AC_REQUIRE([CF_GNAT_VERSION])
+
 AC_MSG_CHECKING(if GNAT supports generics)
 case $cf_gnat_version in #(vi
 3.[[1-9]]*|[[4-9]].*) #(vi
@@ -1826,28 +1876,92 @@ fi
 AC_SUBST(PRAGMA_UNREF)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_PROJECTS version: 1 updated: 2010/11/13 14:15:18
+dnl CF_GNAT_PROJECTS version: 2 updated: 2011/03/23 20:24:41
 dnl ----------------
+dnl GNAT projects are configured with ".gpr" project files.
+dnl GNAT libraries are a further development, using the project feature.
 AC_DEFUN([CF_GNAT_PROJECTS],
 [
+AC_REQUIRE([CF_GNAT_VERSION])
+
+cf_gnat_libraries=no
+cf_gnat_projects=no
+
 AC_MSG_CHECKING(if GNAT supports project files)
 case $cf_gnat_version in #(vi
 3.[[0-9]]*) #(vi
-       cf_gnat_projects=no
        ;;
 *)
        case $cf_cv_system_name in #(vi
        cygwin*) #(vi
-               cf_gnat_projects=no
                ;;
        *)
-               cf_gnat_projects=yes
+               mkdir conftest.src conftest.bin conftest.lib
+               cd conftest.src
+               rm -rf conftest* *~conftest*
+               cat >>library.gpr <<CF_EOF
+project Library is
+  Kind := External ("LIB_KIND");
+  for Library_Name use "ConfTest";
+  for Object_Dir use ".";
+  for Library_ALI_Dir use External("LIBRARY_DIR");
+  for Library_Version use External ("SONAME");
+  for Library_Kind use Kind;
+  for Library_Dir use External("BUILD_DIR");
+  Source_Dir := External ("SOURCE_DIR");
+  for Source_Dirs use (Source_Dir);
+  package Compiler is
+     for Default_Switches ("Ada") use
+       ("-g",
+        "-O2",
+        "-gnatafno",
+        "-gnatVa",   -- All validity checks
+        "-gnatwa");  -- Activate all optional errors
+  end Compiler;
+end Library;
+CF_EOF
+               cat >>confpackage.ads <<CF_EOF
+package ConfPackage is
+   procedure conftest;
+end ConfPackage;
+CF_EOF
+               cat >>confpackage.adb <<CF_EOF
+with Text_IO;
+package body ConfPackage is
+   procedure conftest is
+   begin
+      Text_IO.Put ("Hello World");
+      Text_IO.New_Line;
+   end conftest;
+end ConfPackage;
+CF_EOF
+               if ( $cf_ada_make $ADAFLAGS \
+                               -Plibrary.gpr \
+                               -XBUILD_DIR=`cd ../conftest.bin;pwd` \
+                               -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
+                               -XSOURCE_DIR=`pwd` \
+                               -XSONAME=libConfTest.so.1 \
+                               -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
+                       cf_gnat_projects=yes
+               fi
+               cd ..
+               if test -f conftest.lib/confpackage.ali
+               then
+                       cf_gnat_libraries=yes
+               fi
+               rm -rf conftest* *~conftest*
                ;;
        esac
        ;;
 esac
 AC_MSG_RESULT($cf_gnat_projects)
 
+if test $cf_gnat_projects = yes
+then
+       AC_MSG_CHECKING(if GNAT supports libraries)
+       AC_MSG_RESULT($cf_gnat_libraries)
+fi
+
 if test "$cf_gnat_projects" = yes
 then
        USE_OLD_MAKERULES="#"
@@ -1857,8 +1971,63 @@ else
        USE_GNAT_PROJECTS="#"
 fi
 
+if test "$cf_gnat_libraries" = yes
+then
+       USE_GNAT_LIBRARIES=""
+else
+       USE_GNAT_LIBRARIES="#"
+fi
+
 AC_SUBST(USE_OLD_MAKERULES)
 AC_SUBST(USE_GNAT_PROJECTS)
+AC_SUBST(USE_GNAT_LIBRARIES)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
+dnl --------------
+dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
+dnl is noted that gnat may compile a tasking unit even for configurations which
+dnl fail at runtime.
+AC_DEFUN([CF_GNAT_SIGINT],[
+AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
+CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
+
+package ConfTest is
+
+   pragma Warnings (Off);  --  the next pragma exists since 3.11p
+   pragma Unreserve_All_Interrupts;
+   pragma Warnings (On);
+
+   protected Process is
+      procedure Stop;
+      function Continue return Boolean;
+      pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
+   private
+      Done : Boolean := False;
+   end Process;
+
+end ConfTest;],
+[package body ConfTest is
+   protected body Process is
+      procedure Stop is
+      begin
+         Done := True;
+      end Stop;
+      function Continue return Boolean is
+      begin
+         return not Done;
+      end Continue;
+   end Process;
+end ConfTest;],
+       [cf_cv_gnat_sigint=yes],
+       [cf_cv_gnat_sigint=no])])
+
+if test $cf_cv_gnat_sigint = yes ; then
+       USE_GNAT_SIGINT=""
+else
+       USE_GNAT_SIGINT="#"
+fi
+AC_SUBST(USE_GNAT_SIGINT)
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
@@ -1919,7 +2088,7 @@ fi
 rm -rf conftest* *~conftest*
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_VERSION version: 16 updated: 2010/11/13 14:15:18
+dnl CF_GNAT_VERSION version: 17 updated: 2011/03/23 20:24:41
 dnl ---------------
 dnl Verify version of GNAT.
 AC_DEFUN([CF_GNAT_VERSION],
@@ -1939,9 +2108,6 @@ case $cf_gnat_version in #(vi
        cf_cv_prog_gnat_correct=no
        ;;
 esac
-
-CF_GNAT_GENERICS
-CF_GNAT_PROJECTS
 ])
 dnl ---------------------------------------------------------------------------
 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
@@ -2555,7 +2721,7 @@ AC_SUBST(LDFLAGS_STATIC)
 AC_SUBST(LDFLAGS_SHARED)
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
+dnl CF_LD_RPATH_OPT version: 4 updated: 2011/06/04 20:09:13
 dnl ---------------
 dnl For the given system and compiler, find the compiler flags to pass to the
 dnl loader to use the "rpath" feature.
@@ -2576,7 +2742,7 @@ irix*) #(vi
 linux*|gnu*|k*bsd*-gnu) #(vi
        LD_RPATH_OPT="-Wl,-rpath,"
        ;;
-openbsd[[2-9]].*) #(vi
+openbsd[[2-9]].*|mirbsd*) #(vi
        LD_RPATH_OPT="-Wl,-rpath,"
        ;;
 freebsd*) #(vi
@@ -3386,7 +3552,7 @@ AC_DEFUN([CF_MAIN_RETURN],
 cf_cv_main_return=return
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MAKEFLAGS version: 13 updated: 2010/10/23 15:52:32
+dnl CF_MAKEFLAGS version: 14 updated: 2011/03/31 19:29:46
 dnl ------------
 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
@@ -3403,7 +3569,7 @@ SHELL = /bin/sh
 all :
        @ echo '.$cf_option'
 CF_EOF
-               cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[      ]]*$,,'`
+               cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
                case "$cf_result" in
                .*k)
                        cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
@@ -4258,7 +4424,7 @@ case ".[$]$1" in #(vi
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 4 updated: 2011/02/18 20:26:24
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
 dnl -------------
 dnl Check for the package-config program, unless disabled by command-line.
 AC_DEFUN([CF_PKG_CONFIG],
@@ -4275,7 +4441,9 @@ no) #(vi
        PKG_CONFIG=none
        ;;
 yes) #(vi
-       AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)
+       CF_ACVERSION_CHECK(2.52,
+               [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+               [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
        ;;
 *)
        PKG_CONFIG=$withval
@@ -4591,7 +4759,7 @@ case $INSTALL in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_LDCONFIG version: 2 updated: 2008/12/13 14:08:40
+dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
 dnl ----------------
 dnl Check for ldconfig, needed to fixup shared libraries that would be built
 dnl and then used in the install.
@@ -4600,7 +4768,7 @@ if test "$cross_compiling" = yes ; then
   LDCONFIG=:
 else
 case "$cf_cv_system_name" in #(vi
-dragonfly*|freebsd*) #(vi
+dragonfly*|mirbsd*|freebsd*) #(vi
   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
   ;;
 *) LDPATH=$PATH:/sbin:/usr/sbin
@@ -4866,7 +5034,7 @@ CF_VERBOSE(...checked $1 [$]$1)
 AC_SUBST(EXTRA_LDFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
+dnl CF_SHARED_OPTS version: 66 updated: 2011/06/04 20:09:13
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
@@ -4997,6 +5165,16 @@ CF_EOF
                # readonly to exploit a quirk in the memory manager.
                INSTALL_LIB="-m 555"
                ;;
+       interix*)
+               test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+               if test "$cf_cv_shlib_version" = rel; then
+                       cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+               else
+                       cf_shared_soname='`basename $@`'
+               fi
+               CC_SHARED_OPTS=
+               MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${libdir} -Wl,-h,'$cf_shared_soname' -o $@'
+               ;;
        irix*) #(vi
                if test "$cf_cv_enable_rpath" = yes ; then
                        EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
@@ -5021,7 +5199,7 @@ CF_EOF
                CF_SHARED_SONAME
                MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
                ;;
-       openbsd[[2-9]].*) #(vi
+       openbsd[[2-9]].*|mirbsd*) #(vi
                if test "$DFT_LWR_MODEL" = "shared" ; then
                        LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
@@ -5506,13 +5684,13 @@ dnl     Remove "-g" option from the compiler options
 AC_DEFUN([CF_STRIP_G_OPT],
 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STRUCT_SIGACTION version: 3 updated: 2000/08/12 23:18:52
+dnl CF_STRUCT_SIGACTION version: 4 updated: 2011/04/16 11:52:53
 dnl -------------------
 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
 dnl do this if we've found the sigaction function.
-dnl
-dnl If needed, define SVR4_ACTION.
 AC_DEFUN([CF_STRUCT_SIGACTION],[
+AC_REQUIRE([CF_XOPEN_SOURCE])
+
 if test "$ac_cv_func_sigaction" = yes; then
 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
 AC_TRY_COMPILE([
@@ -5527,22 +5705,24 @@ AC_TRY_COMPILE([
 #include <signal.h>],
        [struct sigaction act],
        [sigact_bad=yes
-        AC_DEFINE(SVR4_ACTION)],
+        AC_DEFINE(_POSIX_SOURCE)],
         [sigact_bad=unknown])])
 AC_MSG_RESULT($sigact_bad)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STRUCT_TERMIOS version: 5 updated: 2000/11/04 12:22:46
+dnl CF_STRUCT_TERMIOS version: 6 updated: 2011/04/16 11:52:53
 dnl -----------------
 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
-dnl If so, define SVR4_TERMIO
 AC_DEFUN([CF_STRUCT_TERMIOS],[
+AC_REQUIRE([CF_XOPEN_SOURCE])
+
 AC_CHECK_HEADERS( \
 termio.h \
 termios.h \
 unistd.h \
 )
+
 if test "$ISC" = yes ; then
        AC_CHECK_HEADERS( sys/termio.h )
 fi
@@ -5562,7 +5742,7 @@ if test "$ac_cv_header_termios_h" = yes ; then
 #include <termios.h>],
                        [struct termios foo; int x = foo.c_iflag],
                        termios_bad=unknown,
-                       termios_bad=yes AC_DEFINE(SVR4_TERMIO))
+                       termios_bad=yes AC_DEFINE(_POSIX_SOURCE))
                        ])
        AC_MSG_RESULT($termios_bad)
        fi