glue layer: added a framework-specific realpath() implementation.

1 files changed, 30 insertions, 0 deletions

diff --git a/src/misc/nt32/realpath.c b/src/misc/nt32/realpath.c
new file mode 100644
index 0000000..0376011
--- /dev/null
+++ b/src/misc/nt32/realpath.c
@@ -0,0 +1,30 @@
+#include <limits.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#include "psxglue.h"
+
+extern const struct __psx_vtbl *  __psx_vtbl;
+
+char * realpath(const char * restrict filename, char * restrict resolved)
+{
+	int  ecode;
+	char buf[PATH_MAX];
+
+	ecode = filename
+		? __psx_vtbl->fs_rpath(
+			AT_FDCWD,filename,
+			O_NONBLOCK|O_CLOEXEC,
+			buf,sizeof(buf))
+		: -EINVAL;
+
+	if (ecode < 0) {
+		errno = -ecode;
+		return 0;
+	}
+
+	return resolved
+		? strcpy(resolved,buf)
+		: strdup(buf);
+}