X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=Ada95%2Faclocal.m4;h=129410f8bd2f31b60d86a6074aa1687dbcb513c8;hp=5992306746396c905a424b18d2e9010a2f0e697d;hb=96592d717179f99c8fe1c5a63fc4a26c24867288;hpb=56f1e8cd80dfb926f74e1739bf969489b0cfa56f;ds=inline

diff --git a/Ada95/aclocal.m4 b/Ada95/aclocal.m4
index 59923067..129410f8 100644
--- a/Ada95/aclocal.m4
+++ b/Ada95/aclocal.m4
@@ -28,7 +28,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey
 dnl
-dnl $Id: aclocal.m4,v 1.111 2016/05/21 22:23:56 tom Exp $
+dnl $Id: aclocal.m4,v 1.113 2016/08/06 23:41:47 tom Exp $
 dnl Macros used in NCURSES Ada95 auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -514,12 +514,15 @@ AC_SUBST(BUILD_EXEEXT)
 AC_SUBST(BUILD_OBJEXT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CC_ENV_FLAGS version: 3 updated: 2016/05/21 18:10:17
+dnl CF_CC_ENV_FLAGS version: 4 updated: 2016/06/25 16:23:40
 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
+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.
@@ -535,7 +538,7 @@ case "$CC" in
 	AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
 	# humor him...
 	cf_flags=`echo "$CC" | sed -e 's/^[[^ 	]]*[[ 	]][[ 	]]*//'`
-	CC=`echo "$CC" | sed -e 's/[[ 	]].*//'`
+	CC=`echo "$CC " | sed -e 's/[[ 	]]-[[IUD]][[^ 	]][[^ 	]]*//g' -e 's/[[ 	]]*$//'`
 	CF_ADD_CFLAGS($cf_flags)
 	CF_VERBOSE(resulting CC: '$CC')
 	CF_VERBOSE(resulting CFLAGS: '$CFLAGS')
@@ -1463,7 +1466,7 @@ case $cf_gnat_version in
 esac
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
+dnl CF_GNU_SOURCE version: 7 updated: 2016/08/05 05:15:37
 dnl -------------
 dnl Check if we must define _GNU_SOURCE to get a reasonable value for
 dnl _XOPEN_SOURCE, upon which many POSIX definitions depend.  This is a defect
@@ -1490,7 +1493,20 @@ make an error
 	CPPFLAGS="$cf_save"
 	])
 ])
-test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
+
+if test "$cf_cv_gnu_source" = yes
+then
+AC_CACHE_CHECK(if we should also define _DEFAULT_SOURCE,cf_cv_default_source,[
+CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
+	AC_TRY_COMPILE([#include <sys/types.h>],[
+#ifdef _DEFAULT_SOURCE
+make an error
+#endif],
+		[cf_cv_default_source=no],
+		[cf_cv_default_source=yes])
+	])
+test "$cf_cv_default_source" = yes && CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE"
+fi
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_HEADER_PATH version: 13 updated: 2015/04/15 19:08:48