From 3674c1da71bcd9e92132420b6296dc714ee51503 Mon Sep 17 00:00:00 2001
From: Chris Allegretta <chrisa@asty.org>
Date: Sun, 12 May 2002 20:43:49 +0000
Subject: [PATCH] - winio.c:edit_add() - Add in the necessary regfree() calls
 to stop nano from leaking memory like a sieve when using color syntax
 highlighting :-)

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1207 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
---
 ChangeLog |  2 ++
 winio.c   | 24 +++++++++++++++++++-----
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 17846f6b..e7392b33 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -74,6 +74,8 @@ CVS code -
 - winio.c:
   edit_add()
 	- Changed some syntax hilight computations for the sake of COLS.
+	- Add in the necessary regfree() calls to stop nano from leaking
+	  memory like a sieve when using color syntax highlighting :-)
   botombars(), onekey()
 	- Cleanups (David Benbennick).
 - po/gl.po:
diff --git a/winio.c b/winio.c
index 0b84735e..5eadd6a1 100644
--- a/winio.c
+++ b/winio.c
@@ -856,6 +856,8 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 		    k += colormatches[0].rm_eo;
 
 		}
+		regfree(&color_regexp);
+
 	    }
 	    /* Now, if there's an 'end' somewhere below, and a 'start'
 	       somewhere above, things get really fun.  We have to look
@@ -868,9 +870,12 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 		while (s != NULL) {
 		    regcomp(&color_regexp, tmpcolor->start, 0);
 		    if (!regexec
-			(&color_regexp, s->data, 1, colormatches, 0))
+			(&color_regexp, s->data, 1, colormatches, 0)) {
+			regfree(&color_regexp);
 			break;
+		    }
 		    s = s->prev;
+		    regfree(&color_regexp);
 		}
 
 		if (s != NULL) {
@@ -881,9 +886,12 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 		    while (e != NULL && e != fileptr) {
 			regcomp(&color_regexp, tmpcolor->end, 0);
 			if (!regexec
-			    (&color_regexp, e->data, 1, colormatches, 0))
+			    (&color_regexp, e->data, 1, colormatches, 0)) {
+			    regfree(&color_regexp);
 			    break;
+			}
 			e = e->next;
+			regfree(&color_regexp);
 		    }
 
 		    if (e != fileptr)
@@ -893,9 +901,12 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 			    regcomp(&color_regexp, tmpcolor->end, 0);
 			    if (!regexec
 				(&color_regexp, e->data, 1, colormatches,
-				 0))
+				 0)) {
+				regfree(&color_regexp);
 				break;
+			    }
 			    e = e->next;
+			    regfree(&color_regexp);
 			}
 
 			if (e == NULL)
@@ -907,9 +918,11 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 				regcomp(&color_regexp, tmpcolor->end, 0);
 				if (!regexec
 				    (&color_regexp, e->data, 1,
-				     colormatches, 0))
+				     colormatches, 0)) {
+				    regfree(&color_regexp);
 				    break;
-				e = e->next;
+				} e = e->next;
+				regfree(&color_regexp);
 			    }
 
 			    if (e == NULL)
@@ -960,6 +973,7 @@ void edit_add(filestruct * fileptr, int yval, int start, int virt_cur_x,
 	    }
 
 	}
+
 #endif				/* ENABLE_COLOR */
 #ifndef NANO_SMALL