提交 1611ab0d 编写于 作者: R Rich Felker

add get_current_dir_name function

上级 414a4cde
......@@ -158,6 +158,7 @@ unsigned ualarm(unsigned, unsigned);
int setgroups(size_t, const gid_t []);
int setresuid(uid_t, uid_t, uid_t);
int setresgid(gid_t, gid_t, gid_t);
char *get_current_dir_name(void);
#endif
#define _XOPEN_VERSION 700
......
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <unistd.h>
char *get_current_dir_name(void) {
char buf[PATH_MAX];
char* res = getenv("PWD");
if(res && *res) return strdup(res);
if(!getcwd(buf, sizeof(buf))) return NULL;
return strdup(buf);
}
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册