Added customization possibility for the lastlog date format, lastlog_date

docs/help/in/lastlog.in

@@ -14,7 +14,7 @@
     -clear:     Removes the previous results from the active window.
     -count:     Displays how many lines match.
     -case:      Performs a case-sensitive matching.
-    -date:      Prepends each row with the message's date (YYYY-MM-DD).
+    -date:      Prepends each row with the message's date
     -regexp:    The given text pattern is a regular expression.
     -word:      The text must match full words.
     -force:     Forces to display the lastlog, even if it exceeds 1000 lines.

src/fe-text/lastlog.c

@@ -74,15 +74,23 @@ int cmd_options_get_level(const char *cmd, GHashTable *optlist)
 	return retlevel;
 }
 
-static void prepend_date(LINE_REC *rec, GString *line)
+static void prepend_date(WINDOW_REC *window, LINE_REC *rec, GString *line)
 {
+        THEME_REC *theme = NULL;
+        TEXT_DEST_REC dest = {0};
+        char *format = NULL, datestamp[20] = {0};
 	struct tm *tm = localtime(&rec->info.time);
-	char timestamp[12];
+	int ret = 0;
 
-	g_snprintf(timestamp, sizeof(timestamp),
+        theme = window->theme != NULL ? window->theme : current_theme;
-		   "%04d-%02d-%02d ",
+        format_create_dest(&dest, NULL, NULL, MSGLEVEL_LASTLOG, window);
-		   tm->tm_year+1900, tm->tm_mon, tm->tm_mday);
+        format = format_get_text_theme(theme, MODULE_NAME, &dest, TXT_LASTLOG_DATE);
-	g_string_prepend(line, timestamp);
+ 
+	ret = strftime(datestamp, sizeof(datestamp), format, tm);
+        g_free(format);
+        if (ret <= 0) return;
+
+	g_string_prepend(line, datestamp);
 }
 
 static void show_lastlog(const char *searchtext, GHashTable *optlist,
@@ -214,7 +222,7 @@ static void show_lastlog(const char *searchtext, GHashTable *optlist,
 		}
 
 		if (date == TRUE)
-			prepend_date(rec, line);
+			prepend_date(window, rec, line);
 
                 /* write to file/window */
 		if (fhandle != NULL) {

src/fe-text/module-formats.c

@@ -33,6 +33,7 @@ FORMAT_REC gui_text_formats[] =
 	{ "lastlog_start", "{hilight Lastlog}:", 0 },
 	{ "lastlog_end", "{hilight End of Lastlog}", 0 },
 	{ "lastlog_separator", "--", 0 },
+	{ "lastlog_date", "%%F ", 0 },
 
 	/* ---- */
 	{ NULL, "Windows", 0 },

src/fe-text/module-formats.h

@@ -10,6 +10,7 @@ enum {
 	TXT_LASTLOG_START,
 	TXT_LASTLOG_END,
 	TXT_LASTLOG_SEPARATOR,
+	TXT_LASTLOG_DATE,
 
 	TXT_FILL_2,