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-rw-r--r--Build/source/texk/kpathsea/xrealloc.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/Build/source/texk/kpathsea/xrealloc.c b/Build/source/texk/kpathsea/xrealloc.c
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+++ b/Build/source/texk/kpathsea/xrealloc.c
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+/* xrealloc.c: realloc with error checking.
+
+ Copyright 1992, 1993, 2008, 2010, 2013 Karl Berry.
+ Copyright 2005 Olaf Weber.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this library; if not, see <http://www.gnu.org/licenses/>. */
+
+#include <kpathsea/config.h>
+
+void *
+xrealloc (void *old_ptr, size_t size)
+{
+ void *new_mem;
+
+ if (old_ptr == NULL) {
+ new_mem = xmalloc(size);
+ } else {
+ new_mem = (void *)realloc(old_ptr, size ? size : 1);
+ if (new_mem == NULL) {
+ /* We used to print OLD_PTR here using %x, and casting its
+ value to unsigned, but that lost on the Alpha, where
+ pointers and unsigned had different sizes. Since the info
+ is of little or no value anyway, just don't print it. */
+ fprintf(stderr,
+ "fatal: memory exhausted (realloc of %lu bytes).\n",
+ (unsigned long)size);
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ return new_mem;
+}