diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/locale/localed.c | 67 | ||||
| -rw-r--r-- | src/shared/util.c | 18 | ||||
| -rw-r--r-- | src/shared/util.h | 2 |
3 files changed, 24 insertions, 63 deletions
diff --git a/src/locale/localed.c b/src/locale/localed.c index c9f7105bb3..ac8477ad39 100644 --- a/src/locale/localed.c +++ b/src/locale/localed.c @@ -92,20 +92,8 @@ typedef struct Context { Hashmap *polkit_registry; } Context; -static int free_and_copy(char **s, const char *v) { - int r; - char *t; - - assert(s); - - r = strdup_or_null(isempty(v) ? NULL : v, &t); - if (r < 0) - return r; - - free(*s); - *s = t; - - return 0; +static const char* nonempty(const char *s) { + return isempty(s) ? NULL : s; } static void free_and_replace(char **s, char *v) { @@ -144,10 +132,8 @@ static void locale_simplify(Context *c) { int p; for (p = LOCALE_LANG+1; p < _LOCALE_MAX; p++) - if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p])) { - free(c->locale[p]); - c->locale[p] = NULL; - } + if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p])) + free_and_replace(&c->locale[p], NULL); } static int locale_read_data(Context *c) { @@ -179,7 +165,8 @@ static int locale_read_data(Context *c) { for (p = 0; p < _LOCALE_MAX; p++) { assert(names[p]); - r = free_and_copy(&c->locale[p], getenv(names[p])); + r = free_and_strdup(&c->locale[p], + nonempty(getenv(names[p]))); if (r < 0) return r; } @@ -503,8 +490,8 @@ static int vconsole_reload(sd_bus *bus) { return r; } -static char *strnulldash(const char *s) { - return s == NULL || *s == 0 || (s[0] == '-' && s[1] == 0) ? NULL : (char*) s; +static const char* strnulldash(const char *s) { + return isempty(s) || streq(s, "-") ? NULL : s; } static int read_next_mapping(FILE *f, unsigned *n, char ***a) { @@ -588,10 +575,10 @@ static int vconsole_convert_to_x11(Context *c, sd_bus *bus) { !streq_ptr(c->x11_variant, strnulldash(a[3])) || !streq_ptr(c->x11_options, strnulldash(a[4]))) { - if (free_and_copy(&c->x11_layout, strnulldash(a[1])) < 0 || - free_and_copy(&c->x11_model, strnulldash(a[2])) < 0 || - free_and_copy(&c->x11_variant, strnulldash(a[3])) < 0 || - free_and_copy(&c->x11_options, strnulldash(a[4])) < 0) + if (free_and_strdup(&c->x11_layout, strnulldash(a[1])) < 0 || + free_and_strdup(&c->x11_model, strnulldash(a[2])) < 0 || + free_and_strdup(&c->x11_variant, strnulldash(a[3])) < 0 || + free_and_strdup(&c->x11_options, strnulldash(a[4])) < 0) return -ENOMEM; modified = true; @@ -713,10 +700,9 @@ static int find_legacy_keymap(Context *c, char **new_keymap) { if (matching > best_matching) { best_matching = matching; - free(*new_keymap); - *new_keymap = strdup(a[0]); - if (!*new_keymap) - return -ENOMEM; + r = free_and_strdup(new_keymap, a[0]); + if (r < 0) + return r; } } @@ -868,14 +854,9 @@ static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_ k = strlen(names[p]); if (startswith(*i, names[p]) && (*i)[k] == '=') { - char *t; - - t = strdup(*i + k + 1); - if (!t) - return -ENOMEM; - - free(c->locale[p]); - c->locale[p] = t; + r = free_and_strdup(&c->locale[p], *i + k + 1); + if (r < 0) + return r; break; } } @@ -937,8 +918,8 @@ static int method_set_vc_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - if (free_and_copy(&c->vc_keymap, keymap) < 0 || - free_and_copy(&c->vc_keymap_toggle, keymap_toggle) < 0) + if (free_and_strdup(&c->vc_keymap, keymap) < 0 || + free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0) return -ENOMEM; r = vconsole_write_data(c); @@ -1007,10 +988,10 @@ static int method_set_x11_keyboard(sd_bus *bus, sd_bus_message *m, void *userdat if (r == 0) return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ - if (free_and_copy(&c->x11_layout, layout) < 0 || - free_and_copy(&c->x11_model, model) < 0 || - free_and_copy(&c->x11_variant, variant) < 0 || - free_and_copy(&c->x11_options, options) < 0) + if (free_and_strdup(&c->x11_layout, layout) < 0 || + free_and_strdup(&c->x11_model, model) < 0 || + free_and_strdup(&c->x11_variant, variant) < 0 || + free_and_strdup(&c->x11_options, options) < 0) return -ENOMEM; r = write_data_x11(c); diff --git a/src/shared/util.c b/src/shared/util.c index cf9d487b82..502b3675b1 100644 --- a/src/shared/util.c +++ b/src/shared/util.c @@ -4981,24 +4981,6 @@ bool kexec_loaded(void) { return loaded; } -int strdup_or_null(const char *a, char **b) { - char *c; - - assert(b); - - if (!a) { - *b = NULL; - return 0; - } - - c = strdup(a); - if (!c) - return -ENOMEM; - - *b = c; - return 0; -} - int prot_from_flags(int flags) { switch (flags & O_ACCMODE) { diff --git a/src/shared/util.h b/src/shared/util.h index 3401280d09..08d556fc92 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -583,8 +583,6 @@ int block_get_whole_disk(dev_t d, dev_t *ret); int file_is_priv_sticky(const char *p); -int strdup_or_null(const char *a, char **b); - #define NULSTR_FOREACH(i, l) \ for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1) |