diff options
Diffstat (limited to 'test/malloc/tst-malloc.c')
-rw-r--r-- | test/malloc/tst-malloc.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/test/malloc/tst-malloc.c b/test/malloc/tst-malloc.c new file mode 100644 index 000000000..d555ae46e --- /dev/null +++ b/test/malloc/tst-malloc.c @@ -0,0 +1,68 @@ +/* Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1999. + + The GNU C 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. + + The GNU C 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 the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <malloc.h> +#include <stdio.h> + +static int errors = 0; + +static void +merror (const char *msg) +{ + ++errors; + printf ("Error: %s\n", msg); +} + +int +main (void) +{ + void *p; + int save; + + errno = 0; + + p = malloc (-1); + save = errno; + + if (p != NULL) + merror ("malloc (-1) succeeded."); + + if (p == NULL && save != ENOMEM) + merror ("errno is not set correctly"); + + p = malloc (10); + if (p == NULL) + merror ("malloc (10) failed."); + + /* realloc (p, 0) == free (p). */ + p = realloc (p, 0); + if (p != NULL) + merror ("realloc (p, 0) failed."); + + p = malloc (0); + if (p == NULL) + merror ("malloc (0) failed."); + + p = realloc (p, 0); + if (p != NULL) + merror ("realloc (p, 0) failed."); + + return errors != 0; +} |