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_dump_machine.c | 135 -----------------------------------------
 1 file changed, 135 deletions(-)
 delete mode 100644 src/helper/slbt_dump_machine.c

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

diff --git a/src/helper/slbt_dump_machine.c b/src/helper/slbt_dump_machine.c
deleted file mode 100644
index 40ef387..0000000
--- a/src/helper/slbt_dump_machine.c
+++ /dev/null
@@ -1,135 +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 <stdio.h>
-#include <limits.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <sys/wait.h>
-
-#include <slibtool/slibtool.h>
-#include "slibtool_spawn_impl.h"
-#include "slibtool_snprintf_impl.h"
-
-static void slbt_dump_machine_child(
-	char *	program,
-	int	fd[2])
-{
-	char *	compiler;
-	char *	argv[3];
-
-	close(fd[0]);
-
-	if ((compiler = strrchr(program,'/')))
-		compiler++;
-	else
-		compiler = program;
-
-	argv[0] = compiler;
-	argv[1] = "-dumpmachine";
-	argv[2] = 0;
-
-	if ((fd[0] = openat(AT_FDCWD,"/dev/null",O_RDONLY,0)) >= 0)
-		if (dup2(fd[0],0) == 0)
-			if (dup2(fd[1],1) == 1)
-				execvp(program,argv);
-
-	_exit(EXIT_FAILURE);
-}
-
-int slbt_dump_machine(
-	const char *	compiler,
-	char *		machine,
-	size_t		buflen)
-{
-	ssize_t	ret;
-	pid_t	pid;
-	pid_t	rpid;
-	int	code;
-	int	fd[2];
-	char *	mark;
-	char	program[PATH_MAX];
-
-	/* setup */
-	if (!machine || !buflen || !--buflen) {
-		errno = EINVAL;
-		return -1;
-	}
-
-	if (slbt_snprintf(program,sizeof(program),
-			"%s",compiler) < 0)
-		return -1;
-
-	/* fork */
-	if (pipe(fd))
-		return -1;
-
-	if ((pid = fork()) < 0) {
-		close(fd[0]);
-		close(fd[1]);
-		return -1;
-	}
-
-	/* child */
-	if (pid == 0)
-		slbt_dump_machine_child(
-			program,
-			fd);
-
-	/* parent */
-	close(fd[1]);
-
-	mark = machine;
-
-	for (; buflen; ) {
-		ret = read(fd[0],mark,buflen);
-
-		while ((ret < 0) && (errno == EINTR))
-			ret = read(fd[0],mark,buflen);
-
-		if (ret > 0) {
-			buflen -= ret;
-			mark   += ret;
-
-		} else if (ret == 0) {
-			close(fd[0]);
-			buflen = 0;
-
-		} else {
-			close(fd[0]);
-			return -1;
-		}
-	}
-
-	/* execve verification */
-	rpid = waitpid(
-		pid,
-		&code,
-		0);
-
-	if ((rpid != pid) || code) {
-		errno = ESTALE;
-		return -1;
-	}
-
-	/* newline verification */
-	if ((mark == machine) || (*--mark != '\n')) {
-		errno = ERANGE;
-		return -1;
-	}
-
-	*mark = 0;
-
-	/* portbld <--> unknown synonym? */
-	if ((mark = strstr(machine,"-portbld-")))
-		memcpy(mark,"-unknown",8);
-
-	/* all done */
-	return 0;
-}
-- 
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