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authorHans-Peter Nilsson <hp@axis.com>2004-12-13 00:38:38 +0000
committerHans-Peter Nilsson <hp@axis.com>2004-12-13 00:38:38 +0000
commit0d3cd463e38ed3e3f7ae27ca38c00170150a275f (patch)
treeb914bea3898f12983af0fc8a627d7f03d601cc79 /sim
parentc4b36ce9fe15924cebd13edf3867f19eded2fa89 (diff)
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* syscall.c (cb_syscall) <case CB_SYS_lstat>: New case.
* callback.c (os_lstat): New function.
Diffstat (limited to 'sim')
-rw-r--r--sim/common/ChangeLog5
-rw-r--r--sim/common/callback.c11
-rw-r--r--sim/common/syscall.c44
3 files changed, 60 insertions, 0 deletions
diff --git a/sim/common/ChangeLog b/sim/common/ChangeLog
index bc71bc9..0213a9c 100644
--- a/sim/common/ChangeLog
+++ b/sim/common/ChangeLog
@@ -1,3 +1,8 @@
+2004-12-13 Hans-Peter Nilsson <hp@axis.com>
+
+ * syscall.c (cb_syscall) <case CB_SYS_lstat>: New case.
+ * callback.c (os_lstat): New function.
+
2004-12-08 Hans-Peter Nilsson <hp@axis.com>
* run.1: Document --sysroot=filepath.
diff --git a/sim/common/callback.c b/sim/common/callback.c
index 2204787..7ba0c06 100644
--- a/sim/common/callback.c
+++ b/sim/common/callback.c
@@ -407,6 +407,16 @@ os_fstat (p, fd, buf)
return wrap (p, fstat (fdmap (p, fd), buf));
}
+static int
+os_lstat (p, file, buf)
+ host_callback *p;
+ const char *file;
+ struct stat *buf;
+{
+ /* NOTE: hpn/2004-12-12: Same issue here as with os_fstat. */
+ return wrap (p, lstat (file, buf));
+}
+
static int
os_ftruncate (p, fd, len)
host_callback *p;
@@ -589,6 +599,7 @@ host_callback default_callback =
os_stat,
os_fstat,
+ os_lstat,
os_ftruncate,
os_truncate,
diff --git a/sim/common/syscall.c b/sim/common/syscall.c
index 76b32ba..07521c9 100644
--- 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.