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-rw-r--r--bin/dash/src/error.h129
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diff --git a/bin/dash/src/error.h b/bin/dash/src/error.h
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--- a/bin/dash/src/error.h
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-/*-
- * Copyright (c) 1991, 1993
- *	The Regents of the University of California.  All rights reserved.
- * Copyright (c) 1997-2005
- *	Herbert Xu <herbert@gondor.apana.org.au>.  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.
- *
- *	@(#)error.h	8.2 (Berkeley) 5/4/95
- */
-
-#include <setjmp.h>
-#include <signal.h>
-
-/*
- * Types of operations (passed to the errmsg routine).
- */
-
-#define E_OPEN 01	/* opening a file */
-#define E_CREAT 02	/* creating a file */
-#define E_EXEC 04	/* executing a program */
-
-
-/*
- * We enclose jmp_buf in a structure so that we can declare pointers to
- * jump locations.  The global variable handler contains the location to
- * jump to when an exception occurs, and the global variable exception
- * contains a code identifying the exeception.  To implement nested
- * exception handlers, the user should save the value of handler on entry
- * to an inner scope, set handler to point to a jmploc structure for the
- * inner scope, and restore handler on exit from the scope.
- */
-
-struct jmploc {
-	jmp_buf loc;
-};
-
-extern struct jmploc *handler;
-extern int exception;
-
-/* exceptions */
-#define EXINT 0		/* SIGINT received */
-#define EXERROR 1	/* a generic error */
-#define EXEND 3		/* exit the shell */
-#define EXEXIT 4	/* exit the shell via exitcmd */
-
-
-/*
- * These macros allow the user to suspend the handling of interrupt signals
- * over a period of time.  This is similar to SIGHOLD to or sigblock, but
- * much more efficient and portable.  (But hacking the kernel is so much
- * more fun than worrying about efficiency and portability. :-))
- */
-
-extern int suppressint;
-extern volatile sig_atomic_t intpending;
-
-#define barrier() ({ __asm__ __volatile__ ("": : :"memory"); })
-#define INTOFF \
-	({ \
-		suppressint++; \
-		barrier(); \
-		0; \
-	})
-#ifdef REALLY_SMALL
-void __inton(void);
-#define INTON __inton()
-#else
-#define INTON \
-	({ \
-		barrier(); \
-		if (--suppressint == 0 && intpending) onint(); \
-		0; \
-	})
-#endif
-#define FORCEINTON \
-	({ \
-		barrier(); \
-		suppressint = 0; \
-		if (intpending) onint(); \
-		0; \
-	})
-#define SAVEINT(v) ((v) = suppressint)
-#define RESTOREINT(v) \
-	({ \
-		barrier(); \
-		if ((suppressint = (v)) == 0 && intpending) onint(); \
-		0; \
-	})
-#define CLEAR_PENDING_INT intpending = 0
-#define int_pending() intpending
-
-void exraise(int) __attribute__((__noreturn__));
-#ifdef USE_NORETURN
-void onint(void) __attribute__((__noreturn__));
-#else
-void onint(void);
-#endif
-extern int errlinno;
-void sh_error(const char *, ...) __attribute__((__noreturn__));
-void exerror(int, const char *, ...) __attribute__((__noreturn__));
-const char *errmsg(int, int);
-
-void sh_warnx(const char *, ...);