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made safer
author
ceriel
<none@none>
Tue, 30 Aug 1988 12:52:09 +0000
(12:52 +0000)
committer
ceriel
<none@none>
Tue, 30 Aug 1988 12:52:09 +0000
(12:52 +0000)
lang/cem/libcc/gen/getenv.c
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diff --git
a/lang/cem/libcc/gen/getenv.c
b/lang/cem/libcc/gen/getenv.c
index
360be4d
..
8c27356
100644
(file)
--- a/
lang/cem/libcc/gen/getenv.c
+++ b/
lang/cem/libcc/gen/getenv.c
@@
-5,6
+5,7
@@
register char *name;
extern char **environ;
register char **v = environ, *p, *q;
+ if (v == 0 || name == 0) return 0;
while ((p = *v++) != 0) {
q = name;
while (*q && *q++ == *p++) /* nothing */ ;