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start: print_top_failing_dir()

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Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner 2018-02-18 23:41:21 +01:00
parent 6be5397b86
commit 9e5f5f2fee
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GPG Key ID: 8EB056D53EECB12D
1 changed files with 12 additions and 5 deletions
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17
src/lxc/start.c
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@ -99,23 +99,30 @@ static void lxc_destroy_container_on_signal(struct lxc_handler *handler,
static void print_top_failing_dir(const char *path) static void print_top_failing_dir(const char *path)
{ {
size_t len = strlen(path); int ret;
char *copy = alloca(len + 1), *p, *e, saved; size_t len;
strcpy(copy, path); char *copy, *e, *p, saved;
len = strlen(path);
copy = alloca(len + 1);
strcpy(copy, path);
p = copy; p = copy;
e = copy + len; e = copy + len;
while (p < e) { while (p < e) {
while (p < e && *p == '/') while (p < e && *p == '/')
p++; p++;
while (p < e && *p != '/') while (p < e && *p != '/')
p++; p++;
saved = *p; saved = *p;
*p = '\0'; *p = '\0';
if (access(copy, X_OK)) {
ret = access(copy, X_OK);
if (ret != 0) {
SYSERROR("Could not access %s. Please grant it x " SYSERROR("Could not access %s. Please grant it x "
"access, or add an ACL for the container " "access, or add an ACL for the container "
"root.", copy); "root", copy);
return; return;
} }
*p = saved; *p = saved;