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/* ----------------------------------------------------------------------- *
*
* Copyright 1996-2018 The NASM Authors - All Rights Reserved
* See the file AUTHORS included with the NASM distribution for
* the specific copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 reporting functions for the assembler
*/
#ifndef NASM_ERROR_H
#define NASM_ERROR_H 1
#include "compiler.h"
/*
* File pointer for error messages
*/
extern FILE *error_file; /* Error file descriptor */
/*
* Typedef for the severity field
*/
typedef uint32_t errflags;
/*
* An error reporting function should look like this.
*/
void printf_func(2, 3) nasm_error(errflags severity, const char *fmt, ...);
void printf_func(1, 2) nasm_debug(const char *fmt, ...);
void printf_func(2, 3) nasm_debugf(errflags flags, const char *fmt, ...);
void printf_func(1, 2) nasm_note(const char *fmt, ...);
void printf_func(2, 3) nasm_notef(errflags flags, const char *fmt, ...);
void printf_func(1, 2) nasm_warn(const char *fmt, ...);
void printf_func(2, 3) nasm_warnf(errflags flags, const char *fmt, ...);
void printf_func(1, 2) nasm_nonfatal(const char *fmt, ...);
void printf_func(2, 3) nasm_nonfatalf(errflags flags, const char *fmt, ...);
fatal_func printf_func(1, 2) nasm_fatal(const char *fmt, ...);
fatal_func printf_func(2, 3) nasm_fatalf(errflags flags, const char *fmt, ...);
fatal_func printf_func(1, 2) nasm_panic(const char *fmt, ...);
fatal_func printf_func(2, 3) nasm_panicf(errflags flags, const char *fmt, ...);
fatal_func nasm_panic_from_macro(const char *file, int line);
#define panic() nasm_panic_from_macro(__FILE__, __LINE__);
typedef void (*vefunc) (errflags severity, const char *fmt, va_list ap);
extern vefunc nasm_verror;
static inline vefunc nasm_set_verror(vefunc ve)
{
vefunc old_verror = nasm_verror;
nasm_verror = ve;
return old_verror;
}
/*
* These are the error severity codes which get passed as the first
* argument to an efunc.
*/
#define ERR_DEBUG 0x00000000 /* put out debugging message */
#define ERR_NOTE 0x00000001 /* additional error information */
#define ERR_WARNING 0x00000002 /* warn only: no further action */
#define ERR_NONFATAL 0x00000003 /* terminate assembly after phase */
#define ERR_FATAL 0x00000006 /* instantly fatal: exit with error */
#define ERR_PANIC 0x00000007 /* internal error: panic instantly
* and dump core for reference */
#define ERR_MASK 0x00000007 /* mask off the above codes */
#define ERR_NOFILE 0x00000010 /* don't give source file name/line */
#define ERR_HERE 0x00000020 /* point to a specific source location */
#define ERR_USAGE 0x00000040 /* print a usage message */
#define ERR_PASS1 0x00000080 /* only print this error on pass one */
#define ERR_PASS2 0x00000100 /* only print this error on pass one */
#define ERR_NO_SEVERITY 0x00000200 /* suppress printing severity */
#define ERR_PP_PRECOND 0x00000400 /* for preprocessor use */
#define ERR_PP_LISTMACRO 0x00000800 /* from preproc->error_list_macros() */
/*
* These codes define specific types of suppressible warning.
* They are assumed to occupy the most significant bits of the
* severity code.
*/
#define WARN_SHR 12 /* how far to shift right */
#define WARN_IDX(x) (((errflags)(x)) >> WARN_SHR)
#define WARN_MASK ((~(errflags)0) << WARN_SHR)
/* This is a bitmask */
#define WARN_ST_ENABLED 1 /* Warning is currently enabled */
#define WARN_ST_ERROR 2 /* Treat this warning as an error */
/* Possible initial state for warnings */
#define WARN_INIT_OFF 0
#define WARN_INIT_ON WARN_ST_ENABLED
#define WARN_INIT_ERR (WARN_ST_ENABLED|WARN_ST_ERROR)
/* Process a warning option or directive */
bool set_warning_status(const char *value);
/* Should be included from within error.h only */
#include "warnings.h"
#endif /* NASM_ERROR_H */
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