Last change
on this file was
444,
checked in by satin@…, 6 years ago
|
add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
File size:
1.0 KB
|
Line | |
---|
1 | /* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. |
---|
2 | * |
---|
3 | * Permission to use, copy, modify, and distribute this software |
---|
4 | * is freely granted, provided that this notice is preserved. |
---|
5 | */ |
---|
6 | |
---|
7 | #include <errno.h> |
---|
8 | #include <sys/types.h> |
---|
9 | #include <string.h> |
---|
10 | #include <stdlib.h> |
---|
11 | #include <envz.h> |
---|
12 | |
---|
13 | #include "buf_findstr.h" |
---|
14 | |
---|
15 | char * |
---|
16 | envz_entry (const char *envz, |
---|
17 | size_t envz_len, |
---|
18 | const char *name) |
---|
19 | { |
---|
20 | char *buf_ptr = (char *)envz; |
---|
21 | size_t buf_len = envz_len; |
---|
22 | |
---|
23 | while(buf_len) |
---|
24 | { |
---|
25 | if (_buf_findstr(name, &buf_ptr, &buf_len)) |
---|
26 | { |
---|
27 | if (buf_ptr) |
---|
28 | { |
---|
29 | if (*buf_ptr == '=' || *buf_ptr == '\0') |
---|
30 | { |
---|
31 | buf_ptr--; |
---|
32 | |
---|
33 | /* Move buf_ptr back to start of entry. */ |
---|
34 | while(*buf_ptr != '\0' && buf_ptr != envz) buf_ptr--; |
---|
35 | |
---|
36 | if(*buf_ptr == '\0') |
---|
37 | buf_ptr++; |
---|
38 | |
---|
39 | return (char *)buf_ptr; |
---|
40 | } |
---|
41 | } |
---|
42 | } |
---|
43 | } |
---|
44 | return 0; |
---|
45 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.