nano

commit 76c4b33ef486f7f82a2679a504a9e58b27bdbdea
parent 8213850df6babfd7d30f4a0a6da608cec4717199
Author: David Lawrence Ramsey <pooka109@gmail.com>
Date:   Wed, 24 Dec 2003 08:17:54 +0000

display a highlighted space for zero-length regex matches, so that we
have a reference point when we're replacing them


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1601 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

Diffstat:
M
ChangeLog
 | 
4
++++
M
src/winio.c
 | 
6
+++++-

2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
@@ -119,6 +119,10 @@ CVS code -
 	- Add a few efficiency/extensibility tweaks. (David Benbennick)
 	- Convert to use the new low-level input functions, and remove
 	  two last hardcoded widths left after the above tweaks. (DLR)
+  do_replace_highlight()
+	- Display a highlighted space if the word length is zero, so
+	  that we can see zero-length regexes we're replacing. (DLR;
+	  suggested by Mike Frysinger)
 - configure.ac:
 	- Check for glib 2.x and then 1.2.x if we need glib. (DLR)
 - nano.spec.in:
diff --git a/src/winio.c b/src/winio.c
@@ -2236,7 +2236,11 @@ void do_replace_highlight(int highlight_flag, const char *word)
     if (highlight_flag)
 	wattron(edit, A_REVERSE);
 
-    waddnstr(edit, word, y - 1);
+    /* This is so we can show zero-length regexes. */
+    if (word_len == 0)
+	waddstr(edit, " ");
+    else
+	waddnstr(edit, word, y - 1);
 
     if (word_len > y)
 	waddch(edit, '$');