diff options
Diffstat (limited to 'elf')
| -rw-r--r-- | elf/tst-auxv.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/elf/tst-auxv.c b/elf/tst-auxv.c index 454c0b0..0fb3ad5 100644 --- a/elf/tst-auxv.c +++ b/elf/tst-auxv.c @@ -16,6 +16,7 @@ <http://www.gnu.org/licenses/>. */ #include <elf.h> +#include <errno.h> #include <link.h> #include <string.h> #include <stdio.h> @@ -25,14 +26,37 @@ static int do_test (int argc, char *argv[]) { - const char *execfn = (const char *) getauxval (AT_EXECFN); + errno = 0; + const char *execfn = (const char *) getauxval (AT_NULL); + + if (errno != ENOENT) + { + printf ("errno is %d rather than %d (ENOENT) on failure\n", errno, + ENOENT); + return 1; + } + + if (execfn != NULL) + { + printf ("getauxval return value is nonzero on failure\n"); + return 1; + } + + errno = 0; + execfn = (const char *) getauxval (AT_EXECFN); if (execfn == NULL) { - printf ("No AT_EXECFN found, test skipped\n"); + printf ("No AT_EXECFN found, AT_EXECFN test skipped\n"); return 0; } + if (errno != 0) + { + printf ("errno erroneously set to %d on success\n", errno); + return 1; + } + if (strcmp (argv[0], execfn) != 0) { printf ("Mismatch: argv[0]: %s vs. AT_EXECFN: %s\n", argv[0], execfn); |