diff options
Diffstat (limited to 'libbb/parse_mode.c')
| -rw-r--r-- | libbb/parse_mode.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/libbb/parse_mode.c b/libbb/parse_mode.c index 5a4e1c5..bddd39b 100644 --- a/libbb/parse_mode.c +++ b/libbb/parse_mode.c @@ -15,7 +15,7 @@ #define FILEMODEBITS (S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO) -int FAST_FUNC bb_parse_mode(const char *s, mode_t *current_mode) +int FAST_FUNC bb_parse_mode(const char *s, unsigned current_mode) { static const mode_t who_mask[] = { S_ISUID | S_ISGID | S_ISVTX | S_IRWXU | S_IRWXG | S_IRWXO, /* a */ @@ -46,13 +46,12 @@ int FAST_FUNC bb_parse_mode(const char *s, mode_t *current_mode) tmp = strtoul(s, &e, 8); if (*e || (tmp > 07777U)) { /* Check range and trailing chars. */ - return 0; + return -1; } - *current_mode = tmp; - return 1; + return tmp; } - new_mode = *current_mode; + new_mode = current_mode; /* Note: we allow empty clauses, and hence empty modes. * We treat an empty mode as no change to perms. */ @@ -71,7 +70,7 @@ int FAST_FUNC bb_parse_mode(const char *s, mode_t *current_mode) if (*p == *s) { wholist |= who_mask[(int)(p-who_chars)]; if (!*++s) { - return 0; + return -1; } goto WHO_LIST; } @@ -80,7 +79,7 @@ int FAST_FUNC bb_parse_mode(const char *s, mode_t *current_mode) do { /* Process action list. */ if ((*s != '+') && (*s != '-')) { if (*s != '=') { - return 0; + return -1; } /* Since op is '=', clear all bits corresponding to the * wholist, or all file bits if wholist is empty. */ @@ -145,6 +144,5 @@ int FAST_FUNC bb_parse_mode(const char *s, mode_t *current_mode) } while (*s && (*s != ',')); } - *current_mode = new_mode; - return 1; + return new_mode; } |