diff options
| author | enami <enami@NetBSD.org> | 2010-11-02 03:44:05 +0000 |
|---|---|---|
| committer | enami <enami@NetBSD.org> | 2010-11-02 03:44:05 +0000 |
| commit | b447d18264ebbd5cd465540090b9c1880fe9942a (patch) | |
| tree | d381c805a68d3786a49a725ee60818671f251ee7 /lib/libc/stdlib | |
| parent | 4e6c889e19ce1fa17f771ed934060b7890a2cb90 (diff) | |
- Simplify the code
- Reword the comment.
Diffstat (limited to 'lib/libc/stdlib')
| -rw-r--r-- | lib/libc/stdlib/getenv.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/libc/stdlib/getenv.c b/lib/libc/stdlib/getenv.c index 6dbf299a4e0..fda3e2ac693 100644 --- a/lib/libc/stdlib/getenv.c +++ b/lib/libc/stdlib/getenv.c @@ -1,4 +1,4 @@ -/* $NetBSD: getenv.c,v 1.27 2010/11/01 02:41:27 enami Exp $ */ +/* $NetBSD: getenv.c,v 1.28 2010/11/02 03:44:05 enami Exp $ */ /* * Copyright (c) 1987, 1993 @@ -34,7 +34,7 @@ #if 0 static char sccsid[] = "@(#)getenv.c 8.1 (Berkeley) 6/4/93"; #else -__RCSID("$NetBSD: getenv.c,v 1.27 2010/11/01 02:41:27 enami Exp $"); +__RCSID("$NetBSD: getenv.c,v 1.28 2010/11/02 03:44:05 enami Exp $"); #endif #endif /* LIBC_SCCS and not lint */ @@ -119,10 +119,10 @@ __allocenv(int offset) if (required_len <= environ_malloced_len && saveenv == environ) return 0; - /* Make sure we at least double the size of the arrays. */ - new_len = environ_malloced_len >= 16 ? environ_malloced_len : 16; + /* Double the size of the arrays until we meet the requirement. */ + new_len = environ_malloced_len ? environ_malloced_len : 16; while (new_len < required_len) - new_len = new_len << 1; + new_len <<= 1; if (saveenv == environ) { /* just increase size */ if ((p = realloc(saveenv, new_len * sizeof(*p))) == NULL) |
