Made new xreadlink function for libbb and changed applets to use it instead of

readlink(2).

1 files changed, 3 insertions, 14 deletions

diff --git a/applets/busybox.c b/applets/busybox.c
index b4939e19d..badd53d79 100644
--- a/applets/busybox.c
+++ b/applets/busybox.c
@@ -37,21 +37,10 @@ typedef int (*__link_f)(const char *, const char *);
  */
 static char *busybox_fullpath()
 {
-        pid_t pid;
-        char path[256];
         char proc[256];
-        int len;
-
-        pid = getpid();
-        sprintf(proc, "/proc/%d/exe", pid);
-        len = readlink(proc, path, 256);
-        if (len != -1) {
-                path[len] = 0;
-        } else {
-                perror_msg("%s", proc);
-                return NULL;
-        }
-        return strdup(path);
+
+        sprintf(proc, "/proc/%d/exe", getpid());
+        return xreadlink(proc);
 }
 
 /* create (sym)links for each applet */