From 02ac66c50d2faf11677911fd99579869f24795ef Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 13 Jan 1996 00:46:48 +0000 Subject: Fri Jan 12 13:40:01 1996 Roland McGrath * posix/gnu/types.h: Moved to sysdeps/generic/gnu/types.h. * posix/glob.c (glob): Add parens in glob call flags arg for GLOB_BRACE case. * string/string.h (strdupa): New macro. * stdio-common/vfscanf.c (%[): Grok ] as first char in set, not terminator on empty set. From drepper. --- string/string.h | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'string') diff --git a/string/string.h b/string/string.h index 0f995319bb..95dcba0041 100644 --- a/string/string.h +++ b/string/string.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992, 1993, 1995 Free Software Foundation, Inc. +/* Copyright (C) 1991, 92, 93, 95, 96 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -91,6 +91,16 @@ extern size_t strxfrm __P ((char *__dest, __const char *__src, size_t __n)); extern char *strdup __P ((__const char *__s)); #endif +#if defined (__USE_GNU) && defined (__GNUC__) +/* Duplicate S, returning an identical alloca'd string. */ +#define strdupa(s) \ +({ \ + const char *__old = (s); \ + size_t __len = strlen (__old) + 1; \ + memcpy (__builtin_alloca (__len), __old, __len); \ +}) +#endif + /* Find the first occurrence of C in S. */ extern char *strchr __P ((__const char *__s, int __c)); /* Find the last occurrence of C in S. */ -- cgit v1.2.3