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/* ----------------------------------------------------------------------- *
*
* Copyright 1996-2017 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"
/*
* An error reporting function should look like this.
*/
void printf_func(2, 3) nasm_error(int severity, const char *fmt, ...);
fatal_func printf_func(2, 3) nasm_fatal(int flags, const char *fmt, ...);
fatal_func printf_func(2, 3) nasm_panic(int 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) (int 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_WARNING 0x00000001 /* warn only: no further action */
#define ERR_NONFATAL 0x00000002 /* 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_TOPFILE 0x00000020 /* give the top input file name only */
#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.
*/
#define ERR_WARN_MASK 0xFFFFF000 /* the mask for this feature */
#define ERR_WARN_SHR 12 /* how far to shift right */
#define WARN(x) ((x) << ERR_WARN_SHR)
#define WARN_IDX(x) (((x) & ERR_WARN_MASK) >> ERR_WARN_SHR)
#define ERR_WARN_OTHER WARN( 0) /* any noncategorized warning */
#define ERR_WARN_MNP WARN( 1) /* macro-num-parameters warning */
#define ERR_WARN_MSR WARN( 2) /* macro self-reference */
#define ERR_WARN_MDP WARN( 3) /* macro default parameters check */
#define ERR_WARN_OL WARN( 4) /* orphan label (no colon, and
* alone on line) */
#define ERR_WARN_NOV WARN( 5) /* numeric overflow */
#define ERR_WARN_GNUELF WARN( 6) /* using GNU ELF extensions */
#define ERR_WARN_FL_OVERFLOW WARN( 7) /* FP overflow */
#define ERR_WARN_FL_DENORM WARN( 8) /* FP denormal */
#define ERR_WARN_FL_UNDERFLOW WARN( 9) /* FP underflow */
#define ERR_WARN_FL_TOOLONG WARN(10) /* FP too many digits */
#define ERR_WARN_USER WARN(11) /* %warning directives */
#define ERR_WARN_LOCK WARN(12) /* bad LOCK prefixes */
#define ERR_WARN_HLE WARN(13) /* bad HLE prefixes */
#define ERR_WARN_BND WARN(14) /* bad BND prefixes */
#define ERR_WARN_ZEXTRELOC WARN(15) /* relocation zero-extended */
#define ERR_WARN_PTR WARN(16) /* not a NASM keyword */
#define ERR_WARN_BAD_PRAGMA WARN(17) /* malformed pragma */
#define ERR_WARN_UNKNOWN_PRAGMA WARN(18) /* unknown pragma */
#define ERR_WARN_NOTMY_PRAGMA WARN(19) /* pragma inapplicable */
#define ERR_WARN_UNK_WARNING WARN(20) /* unknown warning */
#define ERR_WARN_NEG_REP WARN(21) /* negative repeat count */
#define ERR_WARN_PHASE WARN(22) /* phase error in pass 1 */
/* The "all" warning acts as a global switch, it must come last */
#define ERR_WARN_ALL 23 /* Do not use WARN() here */
struct warning {
const char *name;
const char *help;
bool enabled;
};
extern const struct warning warnings[ERR_WARN_ALL+1];
/* This is a bitmask */
#define WARN_ST_ENABLED 1 /* Warning is currently enabled */
#define WARN_ST_ERROR 2 /* Treat this warning as an error */
extern uint8_t warning_state[ERR_WARN_ALL];
extern uint8_t warning_state_init[ERR_WARN_ALL];
/* Process a warning option or directive */
bool set_warning_status(const char *);
#endif /* NASM_ERROR_H */
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