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authorPeter Stephenson <pws@users.sourceforge.net>2007-11-26 10:27:59 +0000
committerPeter Stephenson <pws@users.sourceforge.net>2007-11-26 10:27:59 +0000
commit0d04d4c31248fe58c67660bbde07ebb892f874a6 (patch)
treeb34f8c9e904914db256a1a90c046db38288a248c /Src
parent0c59f29ddc5d9adb41b1f0f950ae8862b1595ff5 (diff)
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24120: termcap string memory allocation was screwy
Diffstat (limited to 'Src')
-rw-r--r--Src/init.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/Src/init.c b/Src/init.c
index 55f32079b..bd582ad2b 100644
--- a/Src/init.c
+++ b/Src/init.c
@@ -598,19 +598,22 @@ init_term(void)
 	if (tccan(TCUP))
 	    termflags &= ~TERM_NOUP;
 	else {
+	    zsfree(tcstr[TCUP]);
 	    tcstr[TCUP] = NULL;
 	    termflags |= TERM_NOUP;
 	}
 
 	/* most termcaps don't define "bc" because they use \b. */
 	if (!tccan(TCBACKSPACE)) {
+	    zsfree(tcstr[TCBACKSPACE]);
 	    tcstr[TCBACKSPACE] = ztrdup("\b");
 	    tclen[TCBACKSPACE] = 1;
 	}
 
 	/* if there's no termcap entry for cursor left, use backspace. */
 	if (!tccan(TCLEFT)) {
-	    tcstr[TCLEFT] = tcstr[TCBACKSPACE];
+	    zsfree(tcstr[TCLEFT]);
+	    tcstr[TCLEFT] = ztrdup(tcstr[TCBACKSPACE]);
 	    tclen[TCLEFT] = tclen[TCBACKSPACE];
 	}
 
@@ -629,6 +632,7 @@ init_term(void)
 
 	/* if there's no termcap entry for clear, use ^L. */
 	if (!tccan(TCCLEARSCREEN)) {
+	    zsfree(tcstr[TCCLEARSCREEN]);
 	    tcstr[TCCLEARSCREEN] = ztrdup("\14");
 	    tclen[TCCLEARSCREEN] = 1;
 	}