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-rw-r--r--bin/1sh/error.c199
1 files changed, 0 insertions, 199 deletions
diff --git a/bin/1sh/error.c b/bin/1sh/error.c
deleted file mode 100644
index 57c10fae..00000000
--- a/bin/1sh/error.c
+++ /dev/null
@@ -1,199 +0,0 @@
-/*-
- * Copyright (c) 1991, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Kenneth Almquist.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)error.c	8.2 (Berkeley) 5/4/95";
-#endif
-#endif /* not lint */
-#include <sys/cdefs.h>
-/* $FreeBSD: releng/12.1/bin/sh/error.c 314436 2017-02-28 23:42:47Z imp $ */
-
-/*
- * Errors and exceptions.
- */
-
-#include "shell.h"
-#include "eval.h"
-#include "main.h"
-#include "options.h"
-#include "output.h"
-#include "error.h"
-#include "nodes.h" /* show.h needs nodes.h */
-#include "show.h"
-#include "trap.h"
-#include <signal.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
-
-
-/*
- * Code to handle exceptions in C.
- */
-
-struct jmploc *handler;
-volatile sig_atomic_t exception;
-volatile sig_atomic_t suppressint;
-volatile sig_atomic_t intpending;
-
-
-static void exverror(int, const char *, va_list) __attribute__((format(printf, 2, 0))) __attribute__((noreturn));
-
-/*
- * Called to raise an exception.  Since C doesn't include exceptions, we
- * just do a longjmp to the exception handler.  The type of exception is
- * stored in the global variable "exception".
- *
- * Interrupts are disabled; they should be reenabled when the exception is
- * caught.
- */
-
-void
-exraise(int e)
-{
-	INTOFF;
-	if (handler == NULL)
-		abort();
-	exception = e;
-	longjmp(handler->loc, 1);
-}
-
-
-/*
- * Called from trap.c when a SIGINT is received and not suppressed, or when
- * an interrupt is pending and interrupts are re-enabled using INTON.
- * (If the user specifies that SIGINT is to be trapped or ignored using the
- * trap builtin, then this routine is not called.)  Suppressint is nonzero
- * when interrupts are held using the INTOFF macro.  If SIGINTs are not
- * suppressed and the shell is not a root shell, then we want to be
- * terminated if we get here, as if we were terminated directly by a SIGINT.
- * Arrange for this here.
- */
-
-void
-onint(void)
-{
-	sigset_t sigs;
-
-	intpending = 0;
-	sigemptyset(&sigs);
-	sigprocmask(SIG_SETMASK, &sigs, NULL);
-
-	/*
-	 * This doesn't seem to be needed, since main() emits a newline.
-	 */
-#if 0
-	if (tcgetpgrp(0) == getpid())
-		write(STDERR_FILENO, "\n", 1);
-#endif
-	if (rootshell && iflag)
-		exraise(EXINT);
-	else {
-		signal(SIGINT, SIG_DFL);
-		kill(getpid(), SIGINT);
-		_exit(128 + SIGINT);
-	}
-}
-
-
-static void
-vwarning(const char *msg, va_list ap)
-{
-	if (commandname)
-		outfmt(out2, "%s: ", commandname);
-	else if (arg0)
-		outfmt(out2, "%s: ", arg0);
-	doformat(out2, msg, ap);
-	out2fmt_flush("\n");
-}
-
-
-void
-warning(const char *msg, ...)
-{
-	va_list ap;
-	va_start(ap, msg);
-	vwarning(msg, ap);
-	va_end(ap);
-}
-
-
-/*
- * Exverror is called to raise the error exception.  If the first argument
- * is not NULL then error prints an error message using printf style
- * formatting.  It then raises the error exception.
- */
-static void
-exverror(int cond, const char *msg, va_list ap)
-{
-	/*
-	 * An interrupt trumps an error.  Certain places catch error
-	 * exceptions or transform them to a plain nonzero exit code
-	 * in child processes, and if an error exception can be handled,
-	 * an interrupt can be handled as well.
-	 *
-	 * exraise() will disable interrupts for the exception handler.
-	 */
-	FORCEINTON;
-
-#ifdef DEBUG
-	if (msg)
-		TRACE(("exverror(%d, \"%s\") pid=%d\n", cond, msg, getpid()));
-	else
-		TRACE(("exverror(%d, NULL) pid=%d\n", cond, getpid()));
-#endif
-	if (msg)
-		vwarning(msg, ap);
-	flushall();
-	exraise(cond);
-}
-
-
-void
-error(const char *msg, ...)
-{
-	va_list ap;
-	va_start(ap, msg);
-	exverror(EXERROR, msg, ap);
-	va_end(ap);
-}
-
-
-void
-exerror(int cond, const char *msg, ...)
-{
-	va_list ap;
-	va_start(ap, msg);
-	exverror(cond, msg, ap);
-	va_end(ap);
-}