From 5ed0ea0310714590080fef75b39ccb002a60223e Mon Sep 17 00:00:00 2001
From: Charlie Somerville <charlie@charliesomerville.com>
Date: Mon, 28 Jan 2013 00:40:22 +1100
Subject: [PATCH] add sl_file_type

---
 inc/slash/platform.h | 10 ++++++++++
 platform/posix.c     | 14 ++++++++++++++
 platform/win32.c     | 16 +++++++++++++++-
 3 files changed, 39 insertions(+), 1 deletion(-)

diff --git a/inc/slash/platform.h b/inc/slash/platform.h
index 2ef56b5f..26bdf558 100644
--- a/inc/slash/platform.h
+++ b/inc/slash/platform.h
@@ -8,9 +8,19 @@ struct sl_vm;
 char*
 sl_realpath(struct sl_vm* vm, char* path);
 
+typedef enum sl_file_type {
+    SL_FT_NO_EXIST,
+    SL_FT_FILE,
+    SL_FT_DIR
+}
+sl_file_type_t;
+
 int
 sl_file_exists(struct sl_vm* vm, char* path);
 
+sl_file_type_t
+sl_file_type(struct sl_vm* vm, char* path);
+
 int
 sl_abs_file_exists(char* path);
 
diff --git a/platform/posix.c b/platform/posix.c
index f1ca36bf..3ecfaded 100644
--- a/platform/posix.c
+++ b/platform/posix.c
@@ -39,6 +39,20 @@ sl_file_exists(sl_vm_t* vm, char* path)
     return !stat(sl_realpath(vm, path), &s);
 }
 
+sl_file_type_t
+sl_file_type(struct sl_vm* vm, char* path)
+{
+    struct stat s;
+    if(stat(sl_realpath(vm, path), &s)) {
+        return SL_FT_NO_EXIST;
+    }
+    if(S_ISDIR(s.st_mode)) {
+        return SL_FT_DIR;
+    } else {
+        return SL_FT_FILE;
+    }
+}
+
 int sl_abs_file_exists(char* path)
 {
     struct stat s;
diff --git a/platform/win32.c b/platform/win32.c
index 0d2c2094..48000c11 100644
--- a/platform/win32.c
+++ b/platform/win32.c
@@ -34,7 +34,21 @@ int
 sl_file_exists(sl_vm_t* vm, char* path)
 {
     DWORD dwAttrib = GetFileAttributes(sl_realpath(vm, path));
-    return (dwAttrib != INVALID_FILE_ATTRIBUTES && !(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
+    return dwAttrib != INVALID_FILE_ATTRIBUTES;
+}
+
+sl_file_type_t
+sl_file_type(struct sl_vm* vm, char* path
+{
+    DWORD attrib = GetFileAttributes(sl_realpath(vm, path));
+    if(attrib == INVALID_FILE_ATTRIBUTES) {
+        return SL_FT_NO_EXIST;
+    }
+    if(attrib & FILE_ATTRIBUTE_DIRECTORY) {
+        return SL_FT_DIR;
+    } else {
+        return SL_FT_FILE;
+    }
 }
 
 int