Keep blank lines out of the history list.

diff --git a/xgetline.c b/xgetline.c
index 91b1f1e..8f8a8dc 100644 (file)
--- a/xgetline.c
+++ b/xgetline.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: xgetline.c,v 1.8 1998/12/16 19:58:53 mdw Exp $
+ * $Id: xgetline.c,v 1.9 1999/05/05 18:54:37 mdw Exp $
  *
  * Fetch a line of text from the user
  *
@@ -29,6 +29,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: xgetline.c,v $
+ * Revision 1.9  1999/05/05 18:54:37  mdw
+ * Keep blank lines out of the history list.
+ *
  * Revision 1.8  1998/12/16 19:58:53  mdw
  * Stop the dropdown list from dropping down when you press enter.
  *
@@ -430,10 +433,11 @@ int main(int argc, char *argv[])
 
     /* --- If history is enabled, output a new history file --- *
      *
-     * If the first entry was accepted verbatim, don't bother.
+     * If the first entry was accepted verbatim, or if the entry is a blank
+     * line, don't bother.
      */
 
-    if (f & f_history && !(hist && strcmp(p, hist->data) == 0)) {
+    if (f & f_history && *p && !(hist && strcmp(p, hist->data) == 0)) {
       int fd;
       FILE *fp;
       int i;
@@ -450,7 +454,7 @@ int main(int argc, char *argv[])
       fputc('\n', fp);
 
       for (i = 1, g = hist; (histmax < 1 || i < histmax) && g; g = g->next) {
-       if (strcmp(g->data, p) != 0) {
+       if (*(char *)g->data && strcmp(g->data, p) != 0) {
          fputs(g->data, fp);
          fputc('\n', fp);
          i++;