diff options
Diffstat (limited to 'src/shared/util.c')
-rw-r--r-- | src/shared/util.c | 53 |
1 files changed, 38 insertions, 15 deletions
diff --git a/src/shared/util.c b/src/shared/util.c index 588b1f5691..cffa1abb30 100644 --- a/src/shared/util.c +++ b/src/shared/util.c @@ -5944,7 +5944,7 @@ int split_pair(const char *s, const char *sep, char **l, char **r) { } int shall_restore_state(void) { - _cleanup_free_ char *line; + _cleanup_free_ char *line = NULL; char *w, *state; size_t l; int r; @@ -5955,11 +5955,26 @@ int shall_restore_state(void) { if (r == 0) /* Container ... */ return 1; - FOREACH_WORD_QUOTED(w, l, line, state) - if (l == 23 && strneq(w, "systemd.restore_state=0", 23)) - return 0; + r = 1; - return 1; + FOREACH_WORD_QUOTED(w, l, line, state) { + const char *e; + char n[l+1]; + int k; + + memcpy(n, w, l); + n[l] = 0; + + e = startswith(n, "systemd.restore_state="); + if (!e) + continue; + + k = parse_boolean(e); + if (k >= 0) + r = k; + } + + return r; } int proc_cmdline(char **ret) { @@ -5977,7 +5992,7 @@ int proc_cmdline(char **ret) { if (*p == 0) *p = ' '; - *p = 0; + *p = 0; *ret = buf; return 1; } @@ -5989,12 +6004,14 @@ int proc_cmdline(char **ret) { return 1; } -int parse_proc_cmdline(int (*parse_word)(const char *word)) { +int parse_proc_cmdline(int (*parse_item)(const char *key, const char *value)) { _cleanup_free_ char *line = NULL; char *w, *state; size_t l; int r; + assert(parse_item); + r = proc_cmdline(&line); if (r < 0) log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r)); @@ -6002,17 +6019,23 @@ int parse_proc_cmdline(int (*parse_word)(const char *word)) { return 0; FOREACH_WORD_QUOTED(w, l, line, state) { - _cleanup_free_ char *word; + char word[l+1], *value; - word = strndup(w, l); - if (!word) - return log_oom(); + memcpy(word, w, l); + word[l] = 0; - r = parse_word(word); - if (r < 0) { - log_error("Failed on cmdline argument %s: %s", word, strerror(-r)); + /* Filter out arguments that are intended only for the + * initrd */ + if (!in_initrd() && startswith(word, "rd.")) + continue; + + value = strchr(word, '='); + if (value) + *(value++) = 0; + + r = parse_item(word, value); + if (r < 0) return r; - } } return 0; |