Initializing the search and replace strings in a central place.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5212 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -5,6 +5,8 @@
 	it will also work for do_fileresearch().
 	* src/text.c (do_int_spell_fix): Save and restore the global flags
 	in the same short and quick way as above.
+	* src/nano.c (main): Initialize the search and replace strings in
+	a central place, to get rid of a bunch of ifs.
 
 2015-04-20  Benno Schulenberg  <bensberg@justemail.net>
 	* src/winio.c (need_horizontal_update, need_vertical_update): Fuse

src/browser.c

@@ -706,9 +706,6 @@ int filesearch_init(void)
     int input;
     char *buf;
 
-    if (last_search == NULL)
-	last_search = mallocstrcpy(NULL, "");
-
     if (last_search[0] != '\0') {
 	char *disp = display_string(last_search, 0, COLS / 3, FALSE);
 
@@ -844,9 +841,6 @@ void do_filesearch(void)
 /* Search for the last given filename again without prompting. */
 void do_fileresearch(void)
 {
-    if (last_search == NULL)
-	last_search = mallocstrcpy(NULL, "");
-
     if (last_search[0] == '\0')
 	statusbar(_("No current search pattern"));
     else

src/global.c

@@ -1602,9 +1602,7 @@ void thanks_for_all_the_fish(void)
     if (full_operating_dir != NULL)
 	free(full_operating_dir);
 #endif
-    if (last_search != NULL)
     free(last_search);
-    if (last_replace != NULL)
     free(last_replace);
 #ifndef DISABLE_SPELLER
     if (alt_speller != NULL)

src/nano.c

@@ -2648,6 +2648,10 @@ int main(int argc, char **argv)
 #endif /* !DISABLE_NANORC */
 #endif /* !NANO_TINY */
 
+    /* Initialize the search and replace strings. */
+    last_search = mallocstrcpy(NULL, "");
+    last_replace = mallocstrcpy(NULL, "");
+
     /* If tabsize wasn't specified, set its default value. */
     if (tabsize == -1)
 	tabsize = WIDTH_OF_TAB;

src/search.c

@@ -120,10 +120,6 @@ void search_replace_abort(void)
 void search_init_globals(void)
 {
     focusing = TRUE;
-    if (last_search == NULL)
-	last_search = mallocstrcpy(NULL, "");
-    if (last_replace == NULL)
-	last_replace = mallocstrcpy(NULL, "");
 }
 
 /* Set up the system variables for a search or replace.  If use_answer