re PR bootstrap/51094 (Bootstrap failure at revision 181279 on non-ELF targets)

	PR bootstrap/51094
	* gcc/configure.ac: Check for stpcpy declaration.
	* system.h: Declare it if not.
	* config.in, configure: Regenerate.

From-SVN: r181326

gcc/ChangeLog

+2011-11-12  Dimitrios Apostolou  <jimis@gmx.net>
+
+	PR bootstrap/51094
+	* gcc/configure.ac: Check for stpcpy declaration.
+	* system.h: Declare it if not.
+	* config.in, configure: Regenerate.
+
 2011-11-12  Richard Henderson  <rth@redhat.com>
 
 	* config/rs6000/rs6000.md (fix_trunc<SFDF>si2_stfiwx): Use 

gcc/config.in

@@ -815,6 +815,13 @@
 #endif
 
 
+/* Define to 1 if we found a declaration for 'stpcpy', otherwise define to 0.
+   */
+#ifndef USED_FOR_TARGET
+#undef HAVE_DECL_STPCPY
+#endif
+
+
 /* Define to 1 if we found a declaration for 'strsignal', otherwise define to
    0. */
 #ifndef USED_FOR_TARGET

gcc/configure

@@ -10453,7 +10453,7 @@ CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
 saved_CXXFLAGS="$CXXFLAGS"
 CXXFLAGS="$CXXFLAGS -I${srcdir} -I${srcdir}/../include"
 for ac_func in getenv atol asprintf sbrk abort atof getcwd getwd \
-	strsignal strstr strverscmp \
+	strsignal strstr stpcpy strverscmp \
 	errno snprintf vsnprintf vasprintf malloc realloc calloc \
 	free basename getopt clock getpagesize clearerr_unlocked feof_unlocked   ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked   fileno_unlocked fprintf_unlocked fputc_unlocked fputs_unlocked   fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked   putchar_unlocked putc_unlocked
 do

gcc/configure.ac

@@ -1102,7 +1102,7 @@ CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
 saved_CXXFLAGS="$CXXFLAGS"
 CXXFLAGS="$CXXFLAGS -I${srcdir} -I${srcdir}/../include"
 gcc_AC_CHECK_DECLS(getenv atol asprintf sbrk abort atof getcwd getwd \
-	strsignal strstr strverscmp \
+	strsignal strstr stpcpy strverscmp \
 	errno snprintf vsnprintf vasprintf malloc realloc calloc \
 	free basename getopt clock getpagesize gcc_UNLOCKED_FUNCS, , ,[
 #include "ansidecl.h"

gcc/system.h

@@ -442,6 +442,10 @@ extern void *sbrk (int);
 extern char *strstr (const char *, const char *);
 #endif
 
+#if defined (HAVE_DECL_STPCPY) && !HAVE_DECL_STPCPY
+extern char *stpcpy (char *, const char *);
+#endif
+
 #ifdef __cplusplus
 }
 #endif