8 files changed, 43 insertions, 17 deletions
diff --git a/ChangeLog.asciidoc b/ChangeLog.asciidoc
index fe15cef9f..1b8bbb5fd 100644
--- a/ChangeLog.asciidoc
+++ b/ChangeLog.asciidoc
@@ -41,7 +41,7 @@ https://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 * core: fix display of time in bare display when option
   weechat.look.buffer_time_format is set to empty string (closes #441)
 * api: fix type of value returned by functions strcasestr, utf8_prev_char,
-  utf8_next_char and utf8_add_offset
+  utf8_next_char, utf8_add_offset and util_get_time_string
 * api: fix type of value returned by function strcasestr
 * fifo: fix send error on Cygwin when something is received in the pipe
   (closes #436)
diff --git a/doc/en/weechat_plugin_api.en.asciidoc b/doc/en/weechat_plugin_api.en.asciidoc
index fb3082888..c9b12cb88 100644
--- a/doc/en/weechat_plugin_api.en.asciidoc
+++ b/doc/en/weechat_plugin_api.en.asciidoc
@@ -2960,21 +2960,26 @@ This function is not available in scripting API.
 
 ==== util_get_time_string
 
-_WeeChat ≥ 0.3.2._
+_WeeChat ≥ 0.3.2, updated in 1.3._
 
-Get date/time as a string built with "strftime".
+Get date/time as a string built with "strftime" and the format defined in
+option 'weechat.look.time_format'.
 
 Prototype:
 
 [source,C]
 ----
-char *weechat_util_get_time_string (const time_t *date);
+const char *weechat_util_get_time_string (const time_t *date);
 ----
 
 Arguments:
 
 * 'date': pointer to date
 
+Return value:
+
+* pointer to a string with date/time
+
 C example:
 
 [source,C]
diff --git a/doc/fr/weechat_plugin_api.fr.asciidoc b/doc/fr/weechat_plugin_api.fr.asciidoc
index d857d2747..79b5e7e64 100644
--- a/doc/fr/weechat_plugin_api.fr.asciidoc
+++ b/doc/fr/weechat_plugin_api.fr.asciidoc
@@ -3015,21 +3015,26 @@ Cette fonction n'est pas disponible dans l'API script.
 
 ==== util_get_time_string
 
-_WeeChat ≥ 0.3.2._
+_WeeChat ≥ 0.3.2, mise à jour dans la 1.3._
 
-Retourner la date/heure sous forme de chaîne construite avec "strftime".
+Retourner la date/heure sous forme de chaîne construite avec "strftime" et le
+format défini dans l'option 'weechat.look.time_format'.
 
 Prototype :
 
 [source,C]
 ----
-char *weechat_util_get_time_string (const time_t *date);
+const char *weechat_util_get_time_string (const time_t *date);
 ----
 
 Paramètres :
 
 * 'date' : pointeur vers la date
 
+Valeur de retour :
+
+* pointeur vers une chaîne contenant la date/heure
+
 Exemple en C :
 
 [source,C]
diff --git a/doc/it/weechat_plugin_api.it.asciidoc b/doc/it/weechat_plugin_api.it.asciidoc
index b1db3100a..46a547249 100644
--- a/doc/it/weechat_plugin_api.it.asciidoc
+++ b/doc/it/weechat_plugin_api.it.asciidoc
@@ -3060,21 +3060,29 @@ Questa funzione non è disponibile nelle API per lo scripting.
 
 ==== util_get_time_string
 
-_WeeChat ≥ 0.3.2._
+// TRANSLATION MISSING
+_WeeChat ≥ 0.3.2, updated in 1.3._
 
-Riceve data/ora come stringa compilata con "strftime".
+// TRANSLATION MISSING
+Get date/time as a string built with "strftime" and the format defined in
+option 'weechat.look.time_format'.
 
 Prototipo:
 
 [source,C]
 ----
-char *weechat_util_get_time_string (const time_t *date);
+const char *weechat_util_get_time_string (const time_t *date);
 ----
 
 Argomenti:
 
 * 'date': puntatore alla data
 
+Valore restituito:
+
+// TRANSLATION MISSING
+* pointer to a string with date/time
+
 Esempio in C:
 
 [source,C]
diff --git a/doc/ja/weechat_plugin_api.ja.asciidoc b/doc/ja/weechat_plugin_api.ja.asciidoc
index 848cbc26d..869b41351 100644
--- a/doc/ja/weechat_plugin_api.ja.asciidoc
+++ b/doc/ja/weechat_plugin_api.ja.asciidoc
@@ -2971,21 +2971,29 @@ weechat_util_timeval_add (&tv, 2000000);  /* add 2 seconds */
 
 ==== util_get_time_string
 
-_WeeChat バージョン 0.3.2 以上で利用可。_
+// TRANSLATION MISSING
+_WeeChat ≥ 0.3.2, updated in 1.3._
 
-日付や時間を "strftime" で作った文字列で取得。
+// TRANSLATION MISSING
+Get date/time as a string built with "strftime" and the format defined in
+option 'weechat.look.time_format'.
 
 プロトタイプ:
 
 [source,C]
 ----
-char *weechat_util_get_time_string (const time_t *date);
+const char *weechat_util_get_time_string (const time_t *date);
 ----
 
 引数:
 
 * 'date': 日付へのポインタ
 
+戻り値:
+
+// TRANSLATION MISSING
+* pointer to a string with date/time
+
 C 言語での使用例:
 
 [source,C]
diff --git a/src/core/wee-util.c b/src/core/wee-util.c
index d2b6a3681..d4d4e8d8f 100644
--- a/src/core/wee-util.c
+++ b/src/core/wee-util.c
@@ -305,7 +305,7 @@ util_timeval_add (struct timeval *tv, long long interval)
  * (can be localized).
  */
 
-char *
+const char *
 util_get_time_string (const time_t *date)
 {
     struct tm *local_time;
diff --git a/src/core/wee-util.h b/src/core/wee-util.h
index 0103fb842..583dfc0d9 100644
--- a/src/core/wee-util.h
+++ b/src/core/wee-util.h
@@ -38,7 +38,7 @@ extern void util_setrlimit ();
 extern int util_timeval_cmp (struct timeval *tv1, struct timeval *tv2);
 extern long long util_timeval_diff (struct timeval *tv1, struct timeval *tv2);
 extern void util_timeval_add (struct timeval *tv, long long interval);
-extern char *util_get_time_string (const time_t *date);
+extern const char *util_get_time_string (const time_t *date);
 extern int util_signal_search (const char *name);
 extern void util_catch_signal (int signum, void (*handler)(int));
 extern int util_mkdir_home (const char *directory, int mode);
diff --git a/src/plugins/weechat-plugin.h b/src/plugins/weechat-plugin.h
index 51cf06281..31ed0fcfe 100644
--- a/src/plugins/weechat-plugin.h
+++ b/src/plugins/weechat-plugin.h
@@ -57,7 +57,7 @@ struct timeval;
  * please change the date with current one; for a second change at same
  * date, increment the 01, otherwise please keep 01.
  */
-#define WEECHAT_PLUGIN_API_VERSION "20150704-01"
+#define WEECHAT_PLUGIN_API_VERSION "20150704-02"
 
 /* macros for defining plugin infos */
 #define WEECHAT_PLUGIN_NAME(__name)                                     \
@@ -347,7 +347,7 @@ struct t_weechat_plugin
     int (*util_timeval_cmp) (struct timeval *tv1, struct timeval *tv2);
     long long (*util_timeval_diff) (struct timeval *tv1, struct timeval *tv2);
     void (*util_timeval_add) (struct timeval *tv, long long interval);
-    char *(*util_get_time_string) (const time_t *date);
+    const char *(*util_get_time_string) (const time_t *date);
     int (*util_version_number) (const char *version);
 
     /* sorted lists */