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Work around bug in OpenBSD 3.4 sterror_r: it

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sometimes returns a positive errno value even when it succeeds.
(print_errno_message) [!LIBC]: Fall back on strerror if
__strerror_r fails.
This commit is contained in:
Paul Eggert
2004-08-04 19:35:24 +00:00
parent b3f620dd47
commit a617eff5dc
1 changed files with 3 additions and 7 deletions
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10
lib/error.c
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@@ -1,5 +1,5 @@
/* Error handler for noninteractive utilities /* Error handler for noninteractive utilities
Copyright (C) 1990-1998, 2000-2002, 2003 Free Software Foundation, Inc. Copyright (C) 1990-1998, 2000-2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library. This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify This program is free software; you can redistribute it and/or modify
@@ -106,7 +106,7 @@ extern char *program_name;
static void static void
print_errno_message (int errnum) print_errno_message (int errnum)
{ {
char const *s; char const *s = NULL;
#if defined HAVE_STRERROR_R || _LIBC #if defined HAVE_STRERROR_R || _LIBC
char errbuf[1024]; char errbuf[1024];
@@ -115,15 +115,11 @@ print_errno_message (int errnum)
# else # else
if (__strerror_r (errnum, errbuf, sizeof errbuf) == 0) if (__strerror_r (errnum, errbuf, sizeof errbuf) == 0)
s = errbuf; s = errbuf;
else
s = 0;
# endif # endif
#else
s = strerror (errnum);
#endif #endif
#if !_LIBC #if !_LIBC
if (! s) if (! s && ! (s = strerror (errnum)))
s = _("Unknown system error"); s = _("Unknown system error");
#endif #endif