diff options
Diffstat (limited to 'gnu/usr.bin/gzip/util.c')
| -rw-r--r-- | gnu/usr.bin/gzip/util.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gnu/usr.bin/gzip/util.c b/gnu/usr.bin/gzip/util.c index 710e6c238bb..4bb3639709c 100644 --- a/gnu/usr.bin/gzip/util.c +++ b/gnu/usr.bin/gzip/util.c @@ -5,7 +5,7 @@ */ #ifdef RCSID -static char rcsid[] = "$Id: util.c,v 1.2 2002/11/05 16:16:14 henning Exp $"; +static char rcsid[] = "$Id: util.c,v 1.3 2003/04/26 22:12:00 deraadt Exp $"; #endif #include <ctype.h> @@ -286,12 +286,15 @@ char *add_envopt(argcp, argvp, env) char **nargv; /* runs through new argv array */ int oargc = *argcp; /* old argc */ int nargc = 0; /* number of arguments in env variable */ + size_t len; env = (char*)getenv(env); if (env == NULL) return NULL; - p = (char*)xmalloc(strlen(env)+1); - env = strcpy(p, env); /* keep env variable intact */ + len = strlen(env)+1; + p = (char*)xmalloc(len); + strlcpy(p, env, len); /* keep env variable intact */ + env = p; for (p = env; *p; nargc++ ) { /* move through env */ p += strspn(p, SEPARATOR); /* skip leading separators */ |