PR ada/60703

[pf3gnuchains/gcc-fork.git] / fixincludes / configure.ac

diff --git a/fixincludes/configure.ac b/fixincludes/configure.ac
index 6b03130..e7de791 100644 (file)
--- a/fixincludes/configure.ac
+++ b/fixincludes/configure.ac
@@ -1,10 +1,13 @@
-AC_PREREQ(2.59)
+AC_PREREQ(2.64)
 
 AC_INIT(fixincludes, [ ])
 AC_CONFIG_SRCDIR(inclhack.def)
 AC_CONFIG_AUX_DIR(..)
+m4_sinclude(../libtool.m4)
 AC_CANONICAL_SYSTEM
 AC_PROG_CC
+AC_USE_SYSTEM_EXTENSIONS
+AC_PROG_SED
 
 # Figure out what compiler warnings we can enable.
 # See config/warnings.m4 for details.
@@ -85,7 +88,8 @@ define(fixincludes_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
   fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
   putchar_unlocked putc_unlocked)
 AC_CHECK_FUNCS(fixincludes_UNLOCKED_FUNCS)
-AC_CHECK_DECLS(m4_split(m4_normalize(abort asprintf basename errno vasprintf fixincludes_UNLOCKED_FUNCS)))
+AC_CHECK_DECLS([abort, asprintf, basename(char *), errno, vasprintf])
+AC_CHECK_DECLS(m4_split(m4_normalize(fixincludes_UNLOCKED_FUNCS)))
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -106,6 +110,8 @@ else
   MAINT='#'
 fi     
 AC_SUBST(MAINT)
+AC_DEFINE_UNQUOTED([SED_PROGRAM], "${SED}",
+   [Defined to the best working sed program on the host system])
 
 AC_CONFIG_HEADERS(config.h, [echo timestamp > stamp-h])
 AC_CONFIG_FILES(Makefile mkheaders.almost:mkheaders.in)