/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved. * * Permission to use, copy, modify, and distribute this software * is freely granted, provided that this notice is preserved. */ #include #include #include #include #include #include "buf_findstr.h" char * _DEFUN (envz_get, (envz, envz_len, name), const char *envz, size_t envz_len, const char *name) { char *buf_ptr = (char *)envz; size_t buf_len = envz_len; while(buf_len) { if (_buf_findstr(name, &buf_ptr, &buf_len)) { if (*buf_ptr == '=') { buf_ptr++; return (char *)buf_ptr; } else { if (*buf_ptr == '\0') /* NULL entry. */ return NULL; } } } /* No matching entries found. */ return NULL; }