comment fixes

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2486 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

diff --git a/src/files.c b/src/files.c
index 4a68f50044d437775fc0ca41fb7b57d8d7eac05d..353cd587525a06ece08243b371f557842a03daa1 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -2848,7 +2848,7 @@ void load_history(void)
 {
     char *nanohist = histfilename();
 
-    /* assume do_rcfile() has reported missing home dir */
+    /* Assume do_rcfile() has reported a missing home directory. */
     if (nanohist != NULL) {
        FILE *hist = fopen(nanohist, "r");
 
@@ -2892,7 +2892,7 @@ bool writehist(FILE *hist, historyheadtype *histhead)
 {
     historytype *h;
 
-    /* write oldest first */
+    /* Write oldest history first. */
     for (h = histhead->tail; h->prev != NULL; h = h->prev) {
        size_t len = strlen(h->data);
 
@@ -2904,12 +2904,12 @@ bool writehist(FILE *hist, historyheadtype *histhead)
     return TRUE;
 }
 
-/* save histories to ~/.nano_history */
+/* Save histories to ~/.nano_history. */
 void save_history(void)
 {
     char *nanohist;
 
-    /* don't save unchanged or empty histories */
+    /* Don't save unchanged or empty histories. */
     if ((search_history.count == 0 && replace_history.count == 0) ||
        !ISSET(HISTORY_CHANGED) || ISSET(VIEW_MODE))
        return;
@@ -2923,7 +2923,8 @@ void save_history(void)
            rcfile_error(N_("Error writing %s: %s"), nanohist,
                strerror(errno));
        else {
-           /* set rw only by owner for security ?? */
+           /* Make sure no one else can read from or write to the
+            * history file. */
            chmod(nanohist, S_IRUSR | S_IWUSR);
 
            if (!writehist(hist, &search_history) ||