4 files changed, 32 insertions, 0 deletions
diff --git a/src/base/fs/basename.c b/src/base/fs/basename.c
new file mode 100644
index 0000000..2f097da
--- /dev/null
+++ b/src/base/fs/basename.c
@@ -0,0 +1,10 @@
+#include "internal.h"
+
+char*
+fs·basename(char *path)
+{
+    char *sep;
+
+    sep = strrchr(path, '/');
+    return (sep == nil) ? path : sep+1;
+}
diff --git a/src/base/fs/dirname.c b/src/base/fs/dirname.c
new file mode 100644
index 0000000..f312f63
--- /dev/null
+++ b/src/base/fs/dirname.c
@@ -0,0 +1,12 @@
+#include "internal.h"
+
+char*
+fs·dirname(char *path)
+{
+    char *sep;
+
+    if((sep = strrchr(path, '/')))
+        *sep = 0;
+
+    return path;
+}
diff --git a/src/base/fs/exists.c b/src/base/fs/exists.c
new file mode 100644
index 0000000..1841a41
--- /dev/null
+++ b/src/base/fs/exists.c
@@ -0,0 +1,7 @@
+#include "internal.h"
+
+int
+fs·exists(byte *path, int flag)
+{
+    return access(path, flag) == 0;
+}
diff --git a/src/base/fs/rules.mk b/src/base/fs/rules.mk
index 3927ae3..663a80c 100644
--- a/src/base/fs/rules.mk
+++ b/src/base/fs/rules.mk
@@ -1,3 +1,6 @@
 SRCS_$(d)+=\
+	$(d)/fs/basename.c\
+	$(d)/fs/dirname.c\
+	$(d)/fs/exists.c\
 	$(d)/fs/walk.c\
 	$(d)/fs/walker.c\