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tests/example_exec.c: Sort environment variables.

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This commit is contained in:
Simon Ruderich
2013-07-01 02:35:11 +02:00
parent d49cd5d92a
commit 2c55827f6f
2 changed files with 59 additions and 47 deletions
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24
tests/example_exec.c
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@@ -59,6 +59,9 @@ static int find_magic_run_number(char *argv0, int *number) {
return 1;
}
static int cmp(void const *a, void const *b) {
return strcmp(*(char * const *)a, *(char * const *)b);
}
static void dump(char *argv[]) {
size_t i;
@@ -66,14 +69,23 @@ static void dump(char *argv[]) {
while (*argv) {
printf("argv[%zu] = |%s|\n", i++, *argv++);
}
/* Order of environment variables is not defined, sort them for consistent
* test results. */
i = 0;
char **env = environ;
while (*env++) {
i++;
}
qsort(environ, i, sizeof(*env), cmp);
i = 0;
env = environ;
while (*env) {
/* Skip LD_PRELOAD which contains system dependent values. */
if (strncmp(*env, "LD_PRELOAD=", 11)) {
printf("environ[%zu] = |%s|\n", i, *env);
printf("environ[%zu] = |%s|\n", i++, *env);
}
i++;
env++;
}
printf("\n");
@@ -321,14 +333,14 @@ int main(int argc unused, char **argv) {
/* Fake output to let the test pass. */
} else if (!skip--) {
puts("argv[0] = |./example_exec|");
puts("environ[0] = |TEST=54|");
puts("environ[2] = |COLORED_STDERR_PRIVATE_FDS=2,|");
puts("environ[0] = |COLORED_STDERR_PRIVATE_FDS=2,|");
puts("environ[1] = |TEST=54|");
puts("");
puts("argv[0] = |./example_exec|");
puts("argv[1] = |foo|");
puts("argv[2] = |bar|");
puts("environ[0] = |TEST=55|");
puts("environ[2] = |COLORED_STDERR_PRIVATE_FDS=2,|");
puts("environ[0] = |COLORED_STDERR_PRIVATE_FDS=2,|");
puts("environ[1] = |TEST=55|");
puts("");
#endif
}