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https://github.com/netwide-assembler/nasm.git
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a6e26d9cca
Add infrastructure for handling %pragmas with a variety of namespaces, etc., etc... Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
113 lines
4.3 KiB
C
113 lines
4.3 KiB
C
/* ----------------------------------------------------------------------- *
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*
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* Copyright 1996-2017 The NASM Authors - All Rights Reserved
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* See the file AUTHORS included with the NASM distribution for
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* the specific copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following
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* conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ----------------------------------------------------------------------- */
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/*
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* error.c - error message handling routines for the assembler
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*/
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#include "compiler.h"
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#include <stdlib.h>
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#include "nasmlib.h"
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#include "error.h"
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/*
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* Description of the suppressible warnings for the command line and
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* the [warning] directive. Entry zero isn't an actual warning, but
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* it used for -w+error/-Werror.
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*/
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const struct warning warnings[ERR_WARN_MAX+1] = {
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{"error", "treat warnings as errors", false},
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{"macro-params", "macro calls with wrong parameter count", true},
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{"macro-selfref", "cyclic macro references", false},
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{"macro-defaults", "macros with more default than optional parameters", true},
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{"orphan-labels", "labels alone on lines without trailing `:'", true},
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{"number-overflow", "numeric constant does not fit", true},
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{"gnu-elf-extensions", "using 8- or 16-bit relocation in ELF32, a GNU extension", false},
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{"float-overflow", "floating point overflow", true},
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{"float-denorm", "floating point denormal", false},
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{"float-underflow", "floating point underflow", false},
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{"float-toolong", "too many digits in floating-point number", true},
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{"user", "%warning directives", true},
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{"lock", "lock prefix on unlockable instructions", true},
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{"hle", "invalid hle prefixes", true},
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{"bnd", "invalid bnd prefixes", true},
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{"zext-reloc", "relocation zero-extended to match output format", true},
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{"ptr", "non-NASM keyword used in other assemblers", true},
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{"bad-pragma", "empty or malformed %pragma", false},
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{"unknown-pragma", "unknown %pragma facility or directive", false},
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{"not-my-pragma", "%pragma not applicable to this compilation", false}
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};
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bool warning_on[ERR_WARN_MAX+1]; /* Current state */
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bool warning_on_global[ERR_WARN_MAX+1]; /* Command-line state, for reset */
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vefunc nasm_verror; /* Global error handling function */
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void nasm_error(int severity, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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nasm_verror(severity, fmt, ap);
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va_end(ap);
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}
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no_return nasm_fatal(int flags, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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nasm_verror(flags | ERR_FATAL, fmt, ap);
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abort(); /* We should never get here */
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}
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no_return nasm_panic(int flags, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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nasm_verror(flags | ERR_PANIC, fmt, ap);
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abort(); /* We should never get here */
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}
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no_return nasm_panic_from_macro(const char *file, int line)
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{
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nasm_panic(ERR_NOFILE, "Internal error at %s:%d\n", file, line);
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}
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no_return nasm_assert_failed(const char *file, int line, const char *msg)
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{
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nasm_fatal(0, "assertion %s failed at %s:%d", msg, file, line);
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}
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