Miscellaneous whitespace adjustments and comment tweaks.

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@4995 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -3,6 +3,7 @@
 	unneeded extern, and regroup some stuff.
 	* src/files.c (check_dotnano): Wrap long lines and actually report
 	the name that is not a directory.
+	* src/*: Miscellaneous whitespace adjustments and comment tweaks.
 
 2014-06-19  Benno Schulenberg  <bensberg@justemail.net>
 	* src/nano.c (window_init): Rename 'no_more_space()' to 'more_space()'

src/browser.c

@@ -177,24 +177,21 @@ char *do_browser(char *path, DIR *dir)
 #else
 	    nano_disabled_msg();
 #endif
-	    /* Search for a filename. */
 	} else if (f->scfunc == do_search) {
+	    /* Search for a filename. */
 	    curs_set(1);
 	    do_filesearch();
 	    curs_set(0);
-	    /* Search for another filename. */
 	} else if (f->scfunc == do_research) {
+	    /* Search for another filename. */
 	    do_fileresearch();
 	} else if (f->scfunc == do_page_up) {
-		if (selected >= (editwinrows + fileline % editwinrows) *
-			width)
-		    selected -= (editwinrows + fileline % editwinrows) *
-			width;
+	    if (selected >= (editwinrows + fileline % editwinrows) * width)
+		selected -= (editwinrows + fileline % editwinrows) * width;
 	    else
 		selected = 0;
 	} else if (f->scfunc == do_page_down) {
-		selected += (editwinrows - fileline % editwinrows) *
-			width;
+	    selected += (editwinrows - fileline % editwinrows) * width;
 	    if (selected > filelist_len - 1)
 		selected = filelist_len - 1;
 	} else if (f->scfunc == do_first_file) {
@@ -203,10 +200,9 @@ char *do_browser(char *path, DIR *dir)
 	} else if (f->scfunc == do_last_file) {
 	    if (meta_key)
 		selected = filelist_len - 1;
-	    /* Go to a specific directory. */
 	} else if (f->scfunc == goto_dir_void) {
+	    /* Go to a specific directory. */
 	    curs_set(1);
-
 	    i = do_prompt(TRUE,
 #ifndef DISABLE_TABCOMP
 			FALSE,
@@ -262,8 +258,7 @@ char *do_browser(char *path, DIR *dir)
 
 #ifndef DISABLE_OPERATINGDIR
 	    if (check_operating_dir(new_path, FALSE)) {
-		    statusbar(
-			_("Can't go outside of %s in restricted mode"),
+		statusbar(_("Can't go outside of %s in restricted mode"),
 				operating_dir);
 		free(new_path);
 		continue;
@@ -310,8 +305,7 @@ char *do_browser(char *path, DIR *dir)
 	     * directory if it's ".." or if it's a symlink to a
 	     * directory outside the operating directory. */
 	    if (check_operating_dir(filelist[selected], FALSE)) {
-		    statusbar(
-			_("Can't go outside of %s in restricted mode"),
+		statusbar(_("Can't go outside of %s in restricted mode"),
 				operating_dir);
 		beep();
 		continue;
@@ -335,10 +329,9 @@ char *do_browser(char *path, DIR *dir)
 		continue;
 		/* If we've successfully opened a directory, and it's
 		 * "..", save the current directory in prev_dir, so that
-		 * we can select it later. */
+		 * we can easily return to it by hitting Enter. */
 	    } else if (strcmp(tail(filelist[selected]), "..") == 0)
-		    prev_dir = mallocstrcpy(NULL,
-			striponedir(filelist[selected]));
+		prev_dir = mallocstrcpy(NULL, striponedir(filelist[selected]));
 
 	    dir = opendir(filelist[selected]);
 	    if (dir == NULL) {
@@ -354,8 +347,8 @@ char *do_browser(char *path, DIR *dir)
 
 	    /* Start over again with the new path value. */
 	    goto change_browser_directory;
-	    /* Abort the file browser. */
 	} else if (f->scfunc == do_exit) {
+	    /* Abort the file browser. */
 	    abort = TRUE;
 	}
     }

src/files.c

@@ -2410,8 +2410,10 @@ bool do_writeout(bool exiting)
 		/* Complain if the file exists, the name hasn't changed,
 		 * and the stat information we had before does not match
 		 * what we have now. */
-		else if (name_exists && openfile->current_stat && (openfile->current_stat->st_mtime < st.st_mtime ||
-                    openfile->current_stat->st_dev != st.st_dev || openfile->current_stat->st_ino != st.st_ino)) {
+		else if (name_exists && openfile->current_stat &&
+			(openfile->current_stat->st_mtime < st.st_mtime ||
+			openfile->current_stat->st_dev != st.st_dev ||
+			openfile->current_stat->st_ino != st.st_ino)) {
 		    i = do_yesno_prompt(FALSE,
 			_("File was modified since you opened it, continue saving ? "));
 		    if (i == 0 || i == -1)
@@ -3197,15 +3199,15 @@ void load_poshistory(void)
 	    ssize_t read, lineno, xno;
 	    poshiststruct *posptr;
 
-	    /* See if we can find the file we're currently editing. */
+	    /* Read and parse each line, and put the data into the
+	     * positions history structure. */
 	    while ((read = getline(&line, &buf_len, hist)) >= 0) {
 		if (read > 0 && line[read - 1] == '\n') {
 		    read--;
 		    line[read] = '\0';
 		}
-		if (read > 0) {
+		if (read > 0)
 		    unsunder(line, read);
-		}
 		lineptr = parse_next_word(line);
 		xptr = parse_next_word(lineptr);
 		lineno = atoi(lineptr);
@@ -3225,7 +3227,6 @@ void load_poshistory(void)
 		    posptr->next->xno = xno;
 		    posptr->next->next = NULL;
 		}
-
 	    }
 
 	    fclose(hist);

src/global.c

@@ -377,9 +377,8 @@ void replace_scs_for(void (*oldfunc)(void), void (*newfunc)(void))
     sc *s;
 
     for (s = sclist; s != NULL; s = s->next)
-	if (s->scfunc == oldfunc) {
+	if (s->scfunc == oldfunc)
 	    s->scfunc = newfunc;
-	}
 }
 
 /* Return the given menu's first shortcut sequence, or the default value
@@ -1326,18 +1325,19 @@ sc *strtosc(char *input)
 	s->scfunc = do_wordlinechar_count;
     else if (!strcasecmp(input, "undo"))
 	s->scfunc = do_undo;
-    else if (!strcasecmp(input, "redo"))
+    else if (!strcasecmp(input, "redo")) {
 	s->scfunc = do_redo;
+#endif
 #ifndef DISABLE_HISTORIES
-    else if (!strcasecmp(input, "prevhistory")) {
+    } else if (!strcasecmp(input, "prevhistory")) {
 	s->scfunc = get_history_older_void;
 	s->execute = FALSE;
     } else if (!strcasecmp(input, "nexthistory")) {
 	s->scfunc = get_history_newer_void;
 	s->execute = FALSE;
-    }
 #endif
-    else if (!strcasecmp(input, "nohelp")) {
+#ifndef NANO_TINY
+    } else if (!strcasecmp(input, "nohelp")) {
 	s->scfunc = do_toggle_void;
 	s->execute = FALSE;
 	s->toggle = NO_HELP;

src/nano.h

@@ -31,8 +31,8 @@
 #ifdef NEED_XOPEN_SOURCE_EXTENDED
 #ifndef _XOPEN_SOURCE_EXTENDED
 #define _XOPEN_SOURCE_EXTENDED 1
-#endif /* _XOPEN_SOURCE_EXTENDED */
-#endif /* NEED_XOPEN_SOURCE_EXTENDED */
+#endif
+#endif
 
 #ifdef __TANDEM
 /* Tandem NonStop Kernel support. */
@@ -440,7 +440,6 @@ typedef struct rcoption {
    long flag;
 	/* The flag associated with it, if any. */
 } rcoption;
-
 #endif
 
 typedef struct sc {

src/proto.h

@@ -79,7 +79,8 @@ extern char *quoteerr;
 #else
 extern size_t quotelen;
 #endif
-#endif
+#endif /* !DISABLE_JUSTIFY */
+
 extern bool nodelay_mode;
 extern char *answer;