/* xmalloc.c -- safe versions of malloc and realloc */
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2009 Free Software Foundation, Inc.
- This file is part of GNU Readline, a library for reading lines
- of text with interactive input and history editing.
+ This file is part of the GNU Readline Library (Readline), a library
+ for reading lines of text with interactive input and history editing.
- Readline is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 1, or (at your option) any
- later version.
+ Readline is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- Readline 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
- General Public License for more details.
+ Readline 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 General Public License for more details.
You should have received a copy of the GNU General Public License
- along with Readline; see the file COPYING. If not, write to the Free
- Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+ along with Readline. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#define READLINE_LIBRARY
+
+#if defined (HAVE_CONFIG_H)
+#include <config.h>
+#endif
-#if defined (ALREADY_HAVE_XMALLOC)
-#else
#include <stdio.h>
#if defined (HAVE_STDLIB_H)
# include <stdlib.h>
+#else
+# include "ansi_stdlib.h"
#endif /* HAVE_STDLIB_H */
-static void memory_error_and_abort ();
+#include "xmalloc.h"
/* **************************************************************** */
/* */
/* */
/* **************************************************************** */
+static void
+memory_error_and_abort (fname)
+ char *fname;
+{
+ fprintf (stderr, "%s: out of virtual memory\n", fname);
+ exit (2);
+}
+
/* Return a pointer to free()able block of memory large enough
to hold BYTES number of bytes. If the memory cannot be allocated,
print an error message and abort. */
-char *
+PTR_T
xmalloc (bytes)
- int bytes;
+ size_t bytes;
{
- char *temp = (char *)malloc (bytes);
+ PTR_T temp;
- if (!temp)
+ temp = malloc (bytes);
+ if (temp == 0)
memory_error_and_abort ("xmalloc");
return (temp);
}
-char *
+PTR_T
xrealloc (pointer, bytes)
- char *pointer;
- int bytes;
+ PTR_T pointer;
+ size_t bytes;
{
- char *temp;
+ PTR_T temp;
- if (!pointer)
- temp = (char *)malloc (bytes);
- else
- temp = (char *)realloc (pointer, bytes);
+ temp = pointer ? realloc (pointer, bytes) : malloc (bytes);
- if (!temp)
+ if (temp == 0)
memory_error_and_abort ("xrealloc");
return (temp);
}
-
-static void
-memory_error_and_abort (fname)
- char *fname;
-{
- fprintf (stderr, "%s: Out of virtual memory!\n", fname);
- abort ();
-}
-#endif /* !ALREADY_HAVE_XMALLOC */