diff options
author | Mike Frysinger <vapier@gentoo.org> | 2006-02-15 04:41:57 +0000 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2006-02-15 04:41:57 +0000 |
commit | 262d67adda5553adfad83e3862780c72bd6d2319 (patch) | |
tree | 5be9af84fcfd295145ac1433979337fd7319cb56 /test/setjmp/tst-setjmp.c | |
parent | ced4d2934b4ceb0f07ba7475c531de7a5018f212 (diff) |
rename test to match glibc
Diffstat (limited to 'test/setjmp/tst-setjmp.c')
-rw-r--r-- | test/setjmp/tst-setjmp.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/test/setjmp/tst-setjmp.c b/test/setjmp/tst-setjmp.c new file mode 100644 index 000000000..35d9638ad --- /dev/null +++ b/test/setjmp/tst-setjmp.c @@ -0,0 +1,118 @@ +/* Copyright (C) 1991, 1992, 1997, 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 <stdio.h> +#include <setjmp.h> +#include <stdlib.h> + +static jmp_buf env; +static int last_value = -1, lose = 0; + +static void +jump (int val) +{ + longjmp (env, val); +} + +int +main (void) +{ + int value; + + value = setjmp (env); + if (value != last_value + 1) + { + fputs("Shouldn't have ", stdout); + lose = 1; + } + last_value = value; + switch (value) + { + case 0: + puts("Saved environment."); + jump (0); + default: + printf ("Jumped to %d.\n", value); + if (value < 10) + jump (value + 1); + } + + if (!lose && value == 10) + { + /* Do a second test, this time without `setjmp' being a macro. + This is not required by ISO C but we have this for compatibility. */ +#undef setjmp + extern int setjmp (jmp_buf); + + last_value = -1; + lose = 0; + + value = setjmp (env); + if (value != last_value + 1) + { + fputs("Shouldn't have ", stdout); + lose = 1; + } + last_value = value; + switch (value) + { + case 0: + puts("Saved environment."); + jump (0); + default: + printf ("Jumped to %d.\n", value); + if (value < 10) + jump (value + 1); + } + } + + if (!lose && value == 10) + { + /* And again for the `_setjmp' function. */ +#ifndef _setjmp + extern int _setjmp (jmp_buf); +#endif + last_value = -1; + lose = 0; + + value = _setjmp (env); + if (value != last_value + 1) + { + fputs("Shouldn't have ", stdout); + lose = 1; + } + last_value = value; + switch (value) + { + case 0: + puts("Saved environment."); + jump (0); + default: + printf ("Jumped to %d.\n", value); + if (value < 10) + jump (value + 1); + } + } + + if (lose || value != 10) + puts ("Test FAILED!"); + else + puts ("Test succeeded!"); + + return lose ? EXIT_FAILURE : EXIT_SUCCESS; +} |