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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 13:14:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 13:14:44 +0000 |
commit | 30ff6afe596eddafacf22b1a5b2d1a3d6254ea15 (patch) | |
tree | 9b788335f92174baf7ee18f03ca8330b8c19ce2b /tests/helpers/test_strerror.c | |
parent | Initial commit. (diff) | |
download | util-linux-30ff6afe596eddafacf22b1a5b2d1a3d6254ea15.tar.xz util-linux-30ff6afe596eddafacf22b1a5b2d1a3d6254ea15.zip |
Adding upstream version 2.36.1.upstream/2.36.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/helpers/test_strerror.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/tests/helpers/test_strerror.c b/tests/helpers/test_strerror.c new file mode 100644 index 0000000..f51f698 --- /dev/null +++ b/tests/helpers/test_strerror.c @@ -0,0 +1,44 @@ +/* + * This test program prints errno messages to allow for portable + * verification of error messages. + * + * Copyright (C) 2019 Patrick Steinhardt <ps@pks.im + * + * This file may be redistributed under the terms of the GNU Public + * License. + */ + +#include <errno.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#define E(x) { #x, x } +static struct { + const char *str; + int error; +} errors[] = { + E(ENOENT), + E(ENOTTY), + E(EILSEQ) +}; + +int main(int argc, const char *argv[]) +{ + size_t i; + + if (argc != 2) { + fprintf(stderr, "USAGE: %s <errno>\n", argv[0]); + return -1; + } + + for (i = 0; i < sizeof(errors)/sizeof(*errors); i++) { + if (strcmp(errors[i].str, argv[1]) != 0) + continue; + puts(strerror(errors[i].error)); + return 0; + } + + fprintf(stderr, "Invalid errno: %s\n", argv[1]); + return -1; +} |