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util: add function getting proc environ

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On the contrary of env, the added function returns all characters
cescaped, because it improves reproducibility.
This commit is contained in:
Jakub Filak
2014-11-27 00:24:52 -05:00
committed by Zbigniew Jędrzejewski-Szmek
parent 59580681f5
commit c593bb360e
3 changed files with 103 additions and 57 deletions
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src/test/test-util.c
+5
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@@ -491,6 +491,7 @@ static void test_u64log2(void) {
static void test_get_process_comm(void) {
struct stat st;
_cleanup_free_ char *a = NULL, *c = NULL, *d = NULL, *f = NULL, *i = NULL, *cwd = NULL, *root = NULL;
_cleanup_free_ char *env = NULL;
unsigned long long b;
pid_t e;
uid_t u;
@@ -543,6 +544,10 @@ static void test_get_process_comm(void) {
assert_se(r >= 0 || r == -EACCES);
log_info("pid1 root: '%s'", root);
r = get_process_environ(me, &env);
assert_se(r >= 0 || r == -EACCES);
log_info("self strlen(environ): '%zd'", strlen(env));
assert_se(get_ctty_devnr(1, &h) == -ENOENT);
getenv_for_pid(1, "PATH", &i);