[RFA] fix compilation warning in libiberty.h

Jerome Guitton guitton@adacore.com
Thu Mar 31 15:51:00 GMT 2005


The problem has been reported by Joel Brobecker:

http://sourceware.org/ml/binutils/2005-03/msg00529.html

HAVE_DECL_BASENAME was not defined during bfd's configure. This patch
should fix the problem.

OK to apply?

2005-03-31  Jerome Guitton  <guitton@gnat.com>

	* bfd/config.in (HAVE_DECL_BASENAME): New configure macro.
	* bfd/configure.in: Check for basename.
	* bfd/configure: Regenerate.

-------------- next part --------------
Index: config.in
===================================================================
RCS file: /cvs/src/src/bfd/config.in,v
retrieving revision 1.20
diff -u -p -r1.20 config.in
--- config.in	30 Mar 2005 02:46:24 -0000	1.20
+++ config.in	31 Mar 2005 12:33:44 -0000
@@ -24,6 +24,9 @@
 /* Define to 1 if you have the `dcgettext' function. */
 #undef HAVE_DCGETTEXT
 
+/* Define to 1 if basename is declared by the system. */
+#undef HAVE_DECL_BASENAME
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
Index: configure
===================================================================
RCS file: /cvs/src/src/bfd/configure,v
retrieving revision 1.200
diff -u -p -r1.200 configure
--- configure	30 Mar 2005 02:46:24 -0000	1.200
+++ configure	31 Mar 2005 12:33:46 -0000
@@ -9539,6 +9539,76 @@ fi
 done
 
 
+echo "$as_me:$LINENO: checking for a declaration for basename" >&5
+echo $ECHO_N "checking for a declaration for basename... $ECHO_C" >&6
+if test "${bfd_cv_decl_basename+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include "sysdep.h"
+int
+main ()
+{
+#ifndef basename
+char *(*pfn)(char *) = basename;
+#endif
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  bfd_cv_decl_basename=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+bfd_cv_decl_basename=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+
+echo "$as_me:$LINENO: result: $bfd_cv_decl_basename" >&5
+echo "${ECHO_T}$bfd_cv_decl_basename" >&6
+if test $bfd_cv_decl_basename = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DECL_BASENAME 1
+_ACEOF
+
+else
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DECL_BASENAME 0
+_ACEOF
+
+fi
+
 
 case "${host}" in
 *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-cygwin* | *-*-windows*)
Index: configure.in
===================================================================
RCS file: /cvs/src/src/bfd/configure.in,v
retrieving revision 1.172
diff -u -p -r1.172 configure.in
--- configure.in	30 Mar 2005 02:46:24 -0000	1.172
+++ configure.in	31 Mar 2005 12:33:46 -0000
@@ -162,6 +162,22 @@ AC_HEADER_DIRENT
 AC_CHECK_FUNCS(fcntl getpagesize setitimer sysconf fdopen getuid getgid)
 AC_CHECK_FUNCS(strtoull)
 
+AC_MSG_CHECKING(for a declaration for basename)
+AC_CACHE_VAL(bfd_cv_decl_basename,
+[AC_TRY_COMPILE([#include "sysdep.h"],
+[#ifndef basename
+char *(*pfn)(char *) = basename;
+#endif],
+bfd_cv_decl_basename=yes, bfd_cv_decl_basename=no)])
+AC_MSG_RESULT($bfd_cv_decl_basename)
+if test $bfd_cv_decl_basename = yes; then
+AC_DEFINE([HAVE_DECL_BASENAME], 1,
+[Is basename declared by the system?])
+else
+AC_DEFINE([HAVE_DECL_BASENAME], 0,
+[Is basename declared by the system?])
+fi
+
 BFD_BINARY_FOPEN
 
 BFD_NEED_DECLARATION(ffs)


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