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56071599e7
This applies to macro arguments, DB, DW, DL, DS, PRINT, PRINTLN, EXPORT, PURGE, and OPT. It also removes support for empty entries in DB/DW/DL. (Deprecating it would require keeping parser support, which is ambiguous with trailing commas.) Fixes #753
71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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* This file is part of RGBDS.
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*
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* Copyright (c) 2019, Eldred Habert and RGBDS contributors.
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef WARNING_H
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#define WARNING_H
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#include "helpers.h"
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extern unsigned int nbErrors;
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enum WarningID {
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WARNING_ASSERT, /* Assertions */
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WARNING_BUILTIN_ARG, /* Invalid args to builtins */
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WARNING_CHARMAP_REDEF, /* Charmap entry re-definition */
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WARNING_DIV, /* Division undefined behavior */
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WARNING_EMPTY_DATA_DIRECTIVE, /* `db`, `dw` or `dl` directive without data in ROM */
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WARNING_EMPTY_MACRO_ARG, /* Empty macro argument */
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WARNING_EMPTY_STRRPL, /* Empty second argument in `STRRPL` */
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WARNING_LARGE_CONSTANT, /* Constants too large */
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WARNING_LONG_STR, /* String too long for internal buffers */
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WARNING_MACRO_SHIFT, /* Shift past available arguments in macro */
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WARNING_NESTED_COMMENT, /* Comment-start delimiter in a block comment */
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WARNING_OBSOLETE, /* Obsolete things */
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WARNING_SHIFT, /* Shifting undefined behavior */
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WARNING_SHIFT_AMOUNT, /* Strange shift amount */
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WARNING_TRUNCATION, /* Implicit truncation loses some bits */
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WARNING_USER, /* User warnings */
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NB_WARNINGS,
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/* Warnings past this point are "meta" warnings */
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WARNING_ALL = NB_WARNINGS,
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WARNING_EXTRA,
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WARNING_EVERYTHING,
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NB_WARNINGS_ALL
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#define NB_META_WARNINGS (NB_WARNINGS_ALL - NB_WARNINGS)
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};
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void processWarningFlag(char const *flag);
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/*
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* Used to warn the user about problems that don't prevent the generation of
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* valid code.
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*/
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void warning(enum WarningID id, const char *fmt, ...);
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/*
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* Used for errors that compromise the whole assembly process by affecting the
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* following code, potencially making the assembler generate errors caused by
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* the first one and unrelated to the code that the assembler complains about.
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* It is also used when the assembler goes into an invalid state (for example,
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* when it fails to allocate memory).
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*/
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_Noreturn void fatalerror(const char *fmt, ...);
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/*
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* Used for errors that make it impossible to assemble correctly, but don't
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* affect the following code. The code will fail to assemble but the user will
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* get a list of all errors at the end, making it easier to fix all of them at
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* once.
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*/
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void error(const char *fmt, ...);
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#endif
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