From 8dc63ddc326ec54709c580a400536fcc4ef62622 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Mon, 19 Feb 2024 01:54:51 +0000
Subject: library api's: _util_ (utility helper interfaces) namespace overhaul.

---
 src/helper/slbt_realpath.c | 101 ---------------------------------------------
 1 file changed, 101 deletions(-)
 delete mode 100644 src/helper/slbt_realpath.c

(limited to 'src/helper/slbt_realpath.c')

diff --git a/src/helper/slbt_realpath.c b/src/helper/slbt_realpath.c
deleted file mode 100644
index 936a9eb..0000000
--- a/src/helper/slbt_realpath.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*******************************************************************/
-/*  slibtool: a skinny libtool implementation, written in C        */
-/*  Copyright (C) 2016--2024  SysDeer Technologies, LLC            */
-/*  Released under the Standard MIT License; see COPYING.SLIBTOOL. */
-/*******************************************************************/
-
-#include <fcntl.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <slibtool/slibtool.h>
-
-#include "slibtool_driver_impl.h"
-#include "slibtool_readlink_impl.h"
-
-#ifdef HAVE_SYS_SYSCALL_H
-#include <sys/syscall.h>
-#endif
-
-#ifdef _MIDIPIX_ABI
-#include <sys/fs.h>
-#endif
-
-#ifndef ENOTSUP
-#define ENOTSUP EOPNOTSUPP
-#endif
-
-#ifdef SYS___realpathat
-extern long syscall(int, ...);
-#endif
-
-int slbt_realpath(
-	int             fdat,
-	const char *    path,
-	int             options,
-	char *          buf,
-	size_t          buflen)
-{
-	int             ret;
-	int             fd;
-	int             fdproc;
-	struct stat     st;
-	struct stat     stproc;
-	char    procfspath[36];
-
-	/* common validation */
-	if (!buf || (options & O_CREAT)) {
-		errno = EINVAL;
-		return -1;
-	}
-
-	/* framework-based wrapper */
-#ifdef _MIDIPIX_ABI
-	return __fs_rpath(fdat,path,options,buf,buflen);
-#endif
-
-#ifdef SYS___realpathat
-	return syscall(SYS___realpathat,fdat,path,buf,buflen,0);
-#endif
-
-	/* buflen */
-	if (buflen < PATH_MAX) {
-		errno = ENOBUFS;
-		return -1;
-	}
-
-	/* AT_FDCWD */
-	if (fdat == AT_FDCWD) {
-		return realpath(path,buf) ? 0 : -1;
-	}
-
-	/* /proc/self/fd */
-	if ((fd = openat(fdat,path,options,0)) < 0)
-		return -1;
-
-	sprintf(procfspath,"/proc/self/fd/%d",fd);
-
-	if (slbt_readlinkat(fdat,procfspath,buf,buflen)) {
-		close(fd);
-		return -1;
-	}
-
-	if ((fdproc = openat(AT_FDCWD,buf,options|O_NOFOLLOW,0)) < 0) {
-		close(fd);
-		errno = ELOOP;
-		return -1;
-	}
-
-	ret = fstat(fd,&st) || fstat(fdproc,&stproc);
-
-	close(fd);
-	close(fdproc);
-
-	if (ret || (st.st_dev != stproc.st_dev) || (st.st_ino != stproc.st_ino)) {
-		errno = ENOTSUP;
-		return -1;
-	}
-
-	return 0;
-}
-- 
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