35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
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From 8f6be666289211661906922cdfe6ea5a08c5b458 Mon Sep 17 00:00:00 2001
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From: Jakub Martisko <jamartis@redhat.com>
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Date: Tue, 13 Nov 2018 09:57:43 +0100
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Subject: [PATCH] envargs.c: strcpy with overlapping strings
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---
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envargs.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/envargs.c b/envargs.c
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index f0a230d..daa3e47 100644
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--- a/envargs.c
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+++ b/envargs.c
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@@ -31,6 +31,7 @@
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#define __ENVARGS_C /* identifies this source module */
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#define UNZIP_INTERNAL
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#include "unzip.h"
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+#include <string.h>
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#ifdef __EMX__ /* emx isspace() returns TRUE on extended ASCII !! */
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# define ISspace(c) ((c) & 0x80 ? 0 : isspace((unsigned)c))
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@@ -118,7 +119,8 @@ int envargs(Pargc, Pargv, envstr, envstr2)
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/* remove escape characters */
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while ((argstart = MBSCHR(argstart, '\\')) != (char *)NULL) {
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- strcpy(argstart, argstart + 1);
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+ //strcpy(argstart, argstart + 1);
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+ memmove(argstart, argstart + 1,strlen(argstart + 1) + 1);
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if (*argstart)
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++argstart;
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}
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--
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2.14.5
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