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author | Roland McGrath <roland@gnu.org> | 1996-03-28 09:16:15 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1996-03-28 09:16:15 +0000 |
commit | 0393dfd6c22d4f3bb61c4650e4c22e87026b19bd (patch) | |
tree | 6191705921900f148158c834b1a9cb095ffc8475 /locale/programs/xmalloc.c | |
parent | 19bc17a90548ee427035994bbc4b14395723ff1f (diff) | |
download | glibc-0393dfd6c22d4f3bb61c4650e4c22e87026b19bd.tar.gz glibc-0393dfd6c22d4f3bb61c4650e4c22e87026b19bd.tar.xz glibc-0393dfd6c22d4f3bb61c4650e4c22e87026b19bd.zip |
* locale/programs/xmalloc.c: Test _LIBC as well as STDC_HEADERS.
* locale/programs/ld-collate.c (collate_finish): Use error_at_line instead of error_with_loc. * locale/weight.h: Use u_int32_t instead of u32_t. * string/strxfrm.c: Likewise. * string/strxfrm.c: Find weight.h in ../locale; don't #include "localeinfo.h". * string/strcoll.c: Likewise. * locale/programs/simple-hash.c, locale/programs/simple-hash.h, locale/programs/xmalloc.c, locale/programs/xstrdup.c: Helper functions for locale related programs. locale/programs/charmap.c, locale/programs/charset.c, locale/programs/charset.h, locale/programs/config.h, locale/programs/ctypedump.c, locale/programs/ld-collate.c, locale/programs/ld-ctype.c, locale/programs/ld-messages.c, locale/programs/ld-monetary.c, locale/programs/ld-numeric.c, locale/programs/ld-time.c, locale/programs/linereader.c, locale/programs/linereader.h, locale/programs/locale.c, locale/programs/localedef.c, locale/programs/locales.h, locale/programs/locfile-kw.gperf, locale/programs/locfile-kw.h, locale/programs/locfile-token.h, locale/programs/locfile.c, locale/programs/locfile.h, locale/programs/stringtrans.c, locale/programs/stringtrans.h: Implementation of locale related programs.
Diffstat (limited to 'locale/programs/xmalloc.c')
-rw-r--r-- | locale/programs/xmalloc.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/locale/programs/xmalloc.c b/locale/programs/xmalloc.c new file mode 100644 index 0000000000..2680b8a160 --- /dev/null +++ b/locale/programs/xmalloc.c @@ -0,0 +1,111 @@ +/* xmalloc.c -- malloc with out of memory checking + Copyright (C) 1990, 91, 92, 93, 94, 95 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 published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + This program 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 this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#if __STDC__ +#define VOID void +#else +#define VOID char +#endif + +#include <sys/types.h> + +#if STDC_HEADERS || _LIBC +#include <stdlib.h> +#else +VOID *calloc (); +VOID *malloc (); +VOID *realloc (); +void free (); +#endif + +#include <libintl.h> +#include "error.h" + +#ifndef _ +# define _(str) gettext (str) +#endif + +#ifndef EXIT_FAILURE +#define EXIT_FAILURE 4 +#endif + +/* Exit value when the requested amount of memory is not available. + The caller may set it to some other value. */ +int xmalloc_exit_failure = EXIT_FAILURE; + +static VOID * +fixup_null_alloc (n) + size_t n; +{ + VOID *p; + + p = 0; + if (n == 0) + p = malloc ((size_t) 1); + if (p == 0) + error (xmalloc_exit_failure, 0, _("memory exhausted")); + return p; +} + +/* Allocate N bytes of memory dynamically, with error checking. */ + +VOID * +xmalloc (n) + size_t n; +{ + VOID *p; + + p = malloc (n); + if (p == 0) + p = fixup_null_alloc (n); + return p; +} + +/* Allocate memory for N elements of S bytes, with error checking. */ + +VOID * +xcalloc (n, s) + size_t n, s; +{ + VOID *p; + + p = calloc (n, s); + if (p == 0) + p = fixup_null_alloc (n); + return p; +} + +/* Change the size of an allocated block of memory P to N bytes, + with error checking. + If P is NULL, run xmalloc. */ + +VOID * +xrealloc (p, n) + VOID *p; + size_t n; +{ + if (p == 0) + return xmalloc (n); + p = realloc (p, n); + if (p == 0) + p = fixup_null_alloc (n); + return p; +} |