X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fgetdelim.c;h=12f2167c91fb2c15a55644386eb7529dd1f478e1;hb=b472b51e158594a679f8e49eea49cf14d1c3be9a;hp=0547c7fae2c8cd25b0b4005fb58f10c6c9d1ae1a;hpb=3156a948b9bb9d2f15d636c86864b3baa182de2a;p=gnulib.git

diff --git a/lib/getdelim.c b/lib/getdelim.c
index 0547c7fae..12f2167c9 100644
--- a/lib/getdelim.c
+++ b/lib/getdelim.c
@@ -1,6 +1,6 @@
 /* getdelim.c --- Implementation of replacement getdelim function.
-   Copyright (C) 1994, 1996, 1997, 1998, 2001, 2003, 2005, 2006, 2007 Free
-   Software Foundation, Inc.
+   Copyright (C) 1994, 1996, 1997, 1998, 2001, 2003, 2005, 2006, 2007,
+   2008, 2009 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -24,27 +24,25 @@
 #include <stdio.h>
 
 #include <limits.h>
+#include <stdint.h>
 #include <stdlib.h>
 #include <errno.h>
 
-#ifndef SIZE_MAX
-# define SIZE_MAX ((size_t) -1)
-#endif
 #ifndef SSIZE_MAX
 # define SSIZE_MAX ((ssize_t) (SIZE_MAX / 2))
 #endif
-#if !HAVE_FLOCKFILE
+
+#if USE_UNLOCKED_IO
+# include "unlocked-io.h"
+# define getc_maybe_unlocked(fp)	getc(fp)
+#elif !HAVE_FLOCKFILE || !HAVE_FUNLOCKFILE || !HAVE_DECL_GETC_UNLOCKED
 # undef flockfile
-# define flockfile(x) ((void) 0)
-#endif
-#if !HAVE_FUNLOCKFILE
 # undef funlockfile
+# define flockfile(x) ((void) 0)
 # define funlockfile(x) ((void) 0)
-#endif
-
-/* Some systems, like OSF/1 4.0 and Woe32, don't have EOVERFLOW.  */
-#ifndef EOVERFLOW
-# define EOVERFLOW E2BIG
+# define getc_maybe_unlocked(fp)	getc(fp)
+#else
+# define getc_maybe_unlocked(fp)	getc_unlocked(fp)
 #endif
 
 /* Read up to (and including) a DELIMITER from FP into *LINEPTR (and
@@ -69,20 +67,22 @@ getdelim (char **lineptr, size_t *n, int delimiter, FILE *fp)
 
   if (*lineptr == NULL || *n == 0)
     {
+      char *new_lineptr;
       *n = 120;
-      *lineptr = (char *) realloc (*lineptr, *n);
-      if (*lineptr == NULL)
+      new_lineptr = (char *) realloc (*lineptr, *n);
+      if (new_lineptr == NULL)
 	{
 	  result = -1;
 	  goto unlock_return;
 	}
+      *lineptr = new_lineptr;
     }
 
   for (;;)
     {
       int i;
 
-      i = getc (fp);
+      i = getc_maybe_unlocked (fp);
       if (i == EOF)
 	{
 	  result = -1;