Plugging a few memory leaks.

Patch by Mike Frysinger.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5314 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -1,3 +1,7 @@
+2015-07-22  Mike Frysinger  <vapier@gentoo.org>
+	* src/files.c (check_dotnano), src/global.c (thanks_for_all_the_fish),
+	src/rcfile.c (parse_binding): Plug a few memory leaks.
+
 2015-07-19  Benno Schulenberg  <bensberg@justemail.net>
 	* src/nano.c (main): Accept again a +LINE argument for each file
 	given on the command line.  This fixes Savannah bug #45576.

src/files.c

@@ -2952,6 +2952,7 @@ void history_error(const char *msg, ...)
  * successfully created, and return 0 otherwise. */
 int check_dotnano(void)
 {
+    int ret = 1;
     struct stat dirstat;
     char *nanodir = construct_filename("/.nano");
 
@@ -2960,15 +2961,17 @@ int check_dotnano(void)
 	    history_error(N_("Unable to create directory %s: %s\n"
 			     "It is required for saving/loading search history or cursor positions.\n"),
 				nanodir, strerror(errno));
-	    return 0;
+	    ret = 0;
 	}
     } else if (!S_ISDIR(dirstat.st_mode)) {
 	history_error(N_("Path %s is not a directory and needs to be.\n"
 			 "Nano will be unable to load or save search history or cursor positions.\n"),
 				nanodir);
-	return 0;
+	ret = 0;
     }
-    return 1;
+
+    free(nanodir);
+    return ret;
 }
 
 /* Load the search and replace histories from ~/.nano/search_history. */

src/global.c

@@ -1613,6 +1613,8 @@ void thanks_for_all_the_fish(void)
 	syntaxtype *bill = syntaxes;
 
 	free(syntaxes->desc);
+	free(syntaxes->linter);
+	free(syntaxes->formatter);
 	while (syntaxes->extensions != NULL) {
 	    regexlisttype *bob = syntaxes->extensions;
 	    syntaxes->extensions = bob->next;

src/rcfile.c

@@ -571,7 +571,8 @@ void parse_binding(char *ptr, bool dobind)
 	/* Add the new shortcut at the start of the list. */
 	newsc->next = sclist;
 	sclist = newsc;
-    }
+    } else
+	free(keycopy);
 }