diff options
Diffstat (limited to 'sysdeps/generic/dl-environ.c')
| -rw-r--r-- | sysdeps/generic/dl-environ.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/sysdeps/generic/dl-environ.c b/sysdeps/generic/dl-environ.c index 26ddf922f3..9b317548ec 100644 --- a/sysdeps/generic/dl-environ.c +++ b/sysdeps/generic/dl-environ.c @@ -1,5 +1,5 @@ /* Environment handling for dynamic loader. - Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation, Inc. + Copyright (C) 1995-1998, 2000, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -32,21 +32,22 @@ _dl_next_ld_env_entry (char ***position) char **current = *position; char *result = NULL; - if (current == NULL) - /* We start over. */ - current = _environ; - - while (result == NULL && *current != NULL) + while (*current != NULL) { - if ((*current)[0] == 'L' && (*current)[1] == 'D' && (*current)[2] == '_') - result = *current; + if (__builtin_expect ((*current)[0] == 'L', 0) + && (*current)[1] == 'D' && (*current)[2] == '_') + { + result = &(*current)[3]; + + /* Save current position for next visit. */ + *position = ++current; + + break; + } ++current; } - /* Save current position for next visit. */ - *position = current; - return result; } |