From: erg <devnull@localhost>
Date: Wed, 22 Dec 2010 22:54:14 +0000 (+0000)
Subject: Make sure backslashes can be escaped in escape strings
X-Git-Tag: LAST_LIBGRAPH~32^2~1123
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8b8d3d7c93b6f088cbe0a142b2a9d0fd1893c47a;p=graphviz

Make sure backslashes can be escaped in escape strings
---

diff --git a/lib/common/labels.c b/lib/common/labels.c
index 7fb9dc93c..cf9860e9b 100644
--- a/lib/common/labels.c
+++ b/lib/common/labels.c
@@ -373,6 +373,9 @@ char *strdup_and_subst_obj(char *str, void *obj)
 	    case 'L':
 		newlen += l_len;
 		break; 
+	    case '\\':
+		newlen += 1;
+		break; 
 	    default:  /* leave other escape sequences unmodified, e.g. \n \l \r */
 		newlen += 2;
 	    }
@@ -417,6 +420,9 @@ char *strdup_and_subst_obj(char *str, void *obj)
 	    case 'L':
 		for (t = l_str; (*p = *t++); p++);
 		break;
+	    case '\\':
+		*p++ = '\\';
+		break;
 	    default:  /* leave other escape sequences unmodified, e.g. \n \l \r */
 		*p++ = '\\';
 		*p++ = c;