Import gnulib strcasestr.

[wget] / lib / error.c

diff --git a/lib/error.c b/lib/error.c
index 3177bd5d2cbc3802e3590e40732ca6c376762a31..af2287b2713eaf792093e27adf7d7beeac99ac30 100644 (file)
--- a/lib/error.c
+++ b/lib/error.c
@@ -1,5 +1,5 @@
 /* Error handler for noninteractive utilities
-   Copyright (C) 1990-1998, 2000-2007 Free Software Foundation, Inc.
+   Copyright (C) 1990-1998, 2000-2007, 2009 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    This program is free software: you can redistribute it and/or modify
@@ -85,6 +85,8 @@ extern void __error_at_line (int status, int errnum, const char *file_name,
 
 #else /* not _LIBC */
 
+# include <fcntl.h>
+
 # if !HAVE_DECL_STRERROR_R && STRERROR_R_CHAR_P
 #  ifndef HAVE_DECL_STRERROR_R
 "this configure-time declaration test was not run"
@@ -236,6 +238,12 @@ error (int status, int errnum, const char *message, ...)
                   0);
 #endif
 
+#if !_LIBC && defined F_GETFL
+  /* POSIX states that fflush (stdout) after fclose is unspecified; it
+     is safe in glibc, but not on all other platforms.  fflush (NULL)
+     is always defined, but too draconian.  */
+  if (0 <= fcntl (1, F_GETFL))
+#endif
   fflush (stdout);
 #ifdef _LIBC
   _IO_flockfile (stderr);
@@ -295,6 +303,12 @@ error_at_line (int status, int errnum, const char *file_name,
                   0);
 #endif
 
+#if !_LIBC && defined F_GETFL
+  /* POSIX states that fflush (stdout) after fclose is unspecified; it
+     is safe in glibc, but not on all other platforms.  fflush (NULL)
+     is always defined, but too draconian.  */
+  if (0 <= fcntl (1, F_GETFL))
+#endif
   fflush (stdout);
 #ifdef _LIBC
   _IO_flockfile (stderr);