* syscall.c (cb_syscall) <case CB_SYS_lstat>: New case.

[platform/upstream/binutils.git] / sim / common / syscall.c

diff --git a/sim/common/syscall.c b/sim/common/syscall.c
index 76b32ba..07521c9 100644 (file)
--- a/sim/common/syscall.c
+++ b/sim/common/syscall.c
@@ -471,6 +471,50 @@ cb_syscall (cb, sc)
       }
       break;
 
+    case CB_SYS_lstat :
+      {
+       char *path, *buf;
+       int buflen;
+       struct stat statbuf;
+       TADDR addr = sc->arg2;
+
+       errcode = get_path (cb, sc, sc->arg1, &path);
+       if (errcode != 0)
+         {
+           result = -1;
+           goto FinishSyscall;
+         }
+       result = (*cb->lstat) (cb, path, &statbuf);
+       free (path);
+       if (result < 0)
+         goto ErrorFinish;
+
+       buflen = cb_host_to_target_stat (cb, NULL, NULL);
+       buf = xmalloc (buflen);
+       if (cb_host_to_target_stat (cb, &statbuf, buf) != buflen)
+         {
+           /* The translation failed.  This is due to an internal
+              host program error, not the target's fault.
+              Unfortunately, it's hard to test this case, so there's no
+              test-case for this execution path.  */
+           free (buf);
+           errcode = ENOSYS;
+           result = -1;
+           goto FinishSyscall;
+         }
+
+       if ((*sc->write_mem) (cb, sc, addr, buf, buflen) != buflen)
+         {
+           free (buf);
+           errcode = EINVAL;
+           result = -1;
+           goto FinishSyscall;
+         }
+
+       free (buf);
+      }
+      break;
+
     case CB_SYS_time :
       {
        /* FIXME: May wish to change CB_SYS_time to something else.