more cosmetic fixes

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4120 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

src/browser.c

@@ -227,7 +227,7 @@ char *do_browser(char *path, DIR *dir)
 
 		/* If the directory begins with a newline (i.e. an
 		 * encoded null), treat it as though it's blank. */
-		if (i < 0 || answer[0] == '\n') {
+		if (i < 0 || *answer == '\n') {
 		    /* We canceled.  Indicate that on the statusbar, and
 		     * blank out ans, since we're done with it. */
 		    statusbar(_("Cancelled"));
@@ -827,8 +827,8 @@ int filesearch_init(void)
     backupstring = NULL;
 
     /* Cancel any search, or just return with no previous search. */
-    if (i == -1 || (i < 0 && last_search[0] == '\0') ||
-	    (i == 0 && answer[0] == '\0')) {
+    if (i == -1 || (i < 0 && *last_search == '\0') || (i == 0 &&
+	*answer == '\0')) {
 	statusbar(_("Cancelled"));
 	return -1;
     } else {
@@ -983,7 +983,7 @@ void do_filesearch(void)
 	return;
 
     /* If answer is now "", copy last_search into answer. */
-    if (answer[0] == '\0')
+    if (*answer == '\0')
 	answer = mallocstrcpy(answer, last_search);
     else
 	last_search = mallocstrcpy(last_search, answer);

src/files.c

@@ -741,7 +741,7 @@ void do_insertfile(
 	 * blank, open a new buffer instead of canceling.  If the
 	 * filename or command begins with a newline (i.e. an encoded
 	 * null), treat it as though it's blank. */
-	if (i == -1 || ((i == -2 || answer[0] == '\n')
+	if (i == -1 || ((i == -2 || *answer == '\n')
 #ifdef ENABLE_MULTIBUFFER
 		&& !ISSET(MULTIBUFFER)
 #endif
@@ -1307,7 +1307,7 @@ bool write_file(const char *name, FILE *f_open, bool tmp, append_type
 
     assert(name != NULL);
 
-    if (name[0] == '\0')
+    if (*name == '\0')
 	return -1;
 
     if (f_open != NULL)
@@ -1408,7 +1408,7 @@ bool write_file(const char *name, FILE *f_open, bool tmp, append_type
 	    sprintf(backupname, "%s%s", backup_dir, backuptemp);
 	    free(backuptemp);
 	    backuptemp = get_next_filename(backupname, "~");
-	    if (backuptemp[0] == '\0') {
+	    if (*backuptemp == '\0') {
 		statusbar(_("Error writing %s: %s"), backupname,
 		    _("Too many backup files?"));
 		free(backuptemp);
@@ -1833,7 +1833,7 @@ bool do_writeout(bool exiting)
 
 	/* If the filename or command begins with a newline (i.e. an
 	 * encoded null), treat it as though it's blank. */
-	if (i < 0 || answer[0] == '\n') {
+	if (i < 0 || *answer == '\n') {
 	    statusbar(_("Cancelled"));
 	    retval = FALSE;
 	    break;
@@ -1993,7 +1993,7 @@ char *real_dir_from_tilde(const char *buf)
 
     assert(buf != NULL);
 
-    if (buf[0] == '~') {
+    if (*buf == '~') {
 	size_t i = 1;
 	char *tilde_dir;
 
@@ -2255,7 +2255,7 @@ char *input_tab(char *buf, bool allow_files, size_t *place, bool
 
     /* If the word starts with `~' and there is no slash in the word,
      * then try completing this word as a username. */
-    if (*place > 0 && buf[0] == '~') {
+    if (*place > 0 && *buf == '~') {
 	const char *bob = strchr(buf, '/');
 
 	if (bob == NULL || bob >= buf + *place)

src/nano.c

@@ -609,7 +609,7 @@ void die_save_file(const char *die_filename)
 
     /* If we can't save, we have really bad problems, but we might as
      * well try. */
-    if (die_filename[0] == '\0')
+    if (*die_filename == '\0')
 	die_filename = "nano";
 
     retval = get_next_filename(die_filename, ".save");

src/prompt.c

@@ -1077,7 +1077,7 @@ int get_prompt_string(bool allow_tabs,
 		     * magichistory is set, save magichistory in
 		     * answer. */
 		    if ((*history_list)->next == NULL &&
-			answer[0] == '\0' && magichistory != NULL) {
+			*answer == '\0' && magichistory != NULL) {
 			answer = mallocstrcpy(answer, magichistory);
 			statusbar_x = strlen(answer);
 		    }
@@ -1221,7 +1221,7 @@ int do_prompt(bool allow_tabs,
 	    retval = -1;
 	    break;
 	case NANO_ENTER_KEY:
-	    retval = (answer[0] == '\0') ? -2 : 0;
+	    retval = (*answer == '\0') ? -2 : 0;
 	    break;
     }
 

src/search.c

@@ -208,8 +208,8 @@ int search_init(bool replacing, bool use_answer)
     backupstring = NULL;
 
     /* Cancel any search, or just return with no previous search. */
-    if (i == -1 || (i < 0 && last_search[0] == '\0') ||
-	    (!replacing && i == 0 && answer[0] == '\0')) {
+    if (i == -1 || (i < 0 && *last_search == '\0') || (!replacing &&
+	i == 0 && *answer == '\0')) {
 	statusbar(_("Cancelled"));
 	return -1;
     } else {
@@ -444,7 +444,7 @@ void do_search(void)
 	return;
 
     /* If answer is now "", copy last_search into answer. */
-    if (answer[0] == '\0')
+    if (*answer == '\0')
 	answer = mallocstrcpy(answer, last_search);
     else
 	last_search = mallocstrcpy(last_search, answer);

src/winio.c

@@ -2189,7 +2189,7 @@ void titlebar(const char *path)
 	state = openfile->modified ? _("Modified") : ISSET(VIEW_MODE) ?
 		_("View") : "";
 
-    statelen = strlenpt((state[0] == '\0' && path == NULL) ?
+    statelen = strlenpt((*state == '\0' && path == NULL) ?
 	_("Modified") : state);
 
     /* If possible, add a space before state. */