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Diffstat (limited to 'src/locale')
-rw-r--r--src/locale/localed.c67
1 files changed, 24 insertions, 43 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);