diff options
Diffstat (limited to 'src/locale/localed.c')
| -rw-r--r-- | src/locale/localed.c | 76 |
1 files changed, 67 insertions, 9 deletions
diff --git a/src/locale/localed.c b/src/locale/localed.c index ed763c36f6..d1c90d613a 100644 --- a/src/locale/localed.c +++ b/src/locale/localed.c @@ -512,7 +512,9 @@ 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) { +static int read_next_mapping(const char* filename, + unsigned min_fields, unsigned max_fields, + FILE *f, unsigned *n, char ***a) { assert(f); assert(n); assert(a); @@ -521,6 +523,7 @@ static int read_next_mapping(FILE *f, unsigned *n, char ***a) { char line[LINE_MAX]; char *l, **b; int r; + size_t length; errno = 0; if (!fgets(line, sizeof(line), f)) { @@ -541,8 +544,9 @@ static int read_next_mapping(FILE *f, unsigned *n, char ***a) { if (r < 0) return r; - if (strv_length(b) < 5) { - log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n); + length = strv_length(b); + if (length < min_fields || length > max_fields) { + log_error("Invalid line %s:%u, ignoring.", filename, *n); strv_free(b); continue; @@ -579,7 +583,7 @@ static int vconsole_convert_to_x11(Context *c, sd_bus *bus) { _cleanup_strv_free_ char **a = NULL; int r; - r = read_next_mapping(f, &n, &a); + r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a); if (r < 0) return r; if (r == 0) @@ -677,7 +681,7 @@ static int find_legacy_keymap(Context *c, char **new_keymap) { _cleanup_strv_free_ char **a = NULL; unsigned matching = 0; - r = read_next_mapping(f, &n, &a); + r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a); if (r < 0) return r; if (r == 0) @@ -752,6 +756,35 @@ static int find_legacy_keymap(Context *c, char **new_keymap) { return 0; } +static int find_language_fallback(const char *lang, char **language) { + _cleanup_fclose_ FILE *f = NULL; + unsigned n = 0; + + assert(language); + + f = fopen(SYSTEMD_LANGUAGE_FALLBACK_MAP, "re"); + if (!f) + return -errno; + + for (;;) { + _cleanup_strv_free_ char **a = NULL; + int r; + + r = read_next_mapping(SYSTEMD_LANGUAGE_FALLBACK_MAP, 2, 2, f, &n, &a); + if (r <= 0) + return r; + + if (streq(lang, a[0])) { + assert(strv_length(a) == 2); + *language = a[1]; + a[1] = NULL; + return 1; + } + } + + assert_not_reached("should not be here"); +} + static int x11_convert_to_vconsole(Context *c, sd_bus *bus) { bool modified = false; int r; @@ -841,9 +874,10 @@ static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_ Context *c = userdata; _cleanup_strv_free_ char **l = NULL; char **i; + const char *lang = NULL; int interactive; bool modified = false; - bool passed[_LOCALE_MAX] = {}; + bool have[_LOCALE_MAX] = {}; int p; int r; @@ -867,7 +901,10 @@ static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_ (*i)[k] == '=' && locale_is_valid((*i) + k + 1)) { valid = true; - passed[p] = true; + have[p] = true; + + if (p == LOCALE_LANG) + lang = (*i) + k + 1; if (!streq_ptr(*i + k + 1, c->locale[p])) modified = true; @@ -880,10 +917,31 @@ static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data."); } + /* If LANG was specified, but not LANGUAGE, check if we should + * set it based on the language fallback table. */ + if (have[LOCALE_LANG] && !have[LOCALE_LANGUAGE]) { + _cleanup_free_ char *language = NULL; + + assert(lang); + + (void) find_language_fallback(lang, &language); + if (language) { + log_debug("Converted LANG=%s to LANGUAGE=%s", lang, language); + if (!streq_ptr(language, c->locale[LOCALE_LANGUAGE])) { + r = strv_extendf(&l, "LANGUAGE=%s", language); + if (r < 0) + return r; + + have[LOCALE_LANGUAGE] = true; + modified = true; + } + } + } + /* Check whether a variable is unset */ if (!modified) for (p = 0; p < _LOCALE_MAX; p++) - if (!isempty(c->locale[p]) && !passed[p]) { + if (!isempty(c->locale[p]) && !have[p]) { modified = true; break; } @@ -911,7 +969,7 @@ static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_ } for (p = 0; p < _LOCALE_MAX; p++) { - if (passed[p]) + if (have[p]) continue; free_and_replace(&c->locale[p], NULL); |