ref: 191ee4ba1fb090422b1ac2919d0e8dff11c178ba
parent: 58556f91f7cf0d822ca0b4c84046bd5b00e2e78f
author: ISSOtm <[email protected]>
date: Mon Nov 18 04:23:32 EST 2019
Add support for toggleable warnings
--- a/Makefile
+++ b/Makefile
@@ -66,6 +66,7 @@
src/asm/rpn.o \
src/asm/symbol.o \
src/asm/util.o \
+ src/asm/warning.o \
src/extern/err.o \
src/extern/getopt.o \
src/extern/utf8decoder.o \
--- a/include/asm/main.h
+++ b/include/asm/main.h
@@ -40,29 +40,6 @@
void opt_Pop(void);
void opt_Parse(char *s);
-/*
- * Used for errors that compromise the whole assembly process by affecting the
- * folliwing code, potencially making the assembler generate errors caused by
- * the first one and unrelated to the code that the assembler complains about.
- * It is also used when the assembler goes into an invalid state (for example,
- * when it fails to allocate memory).
- */
-noreturn_ void fatalerror(const char *fmt, ...);
-
-/*
- * Used for errors that make it impossible to assemble correctly, but don't
- * affect the following code. The code will fail to assemble but the user will
- * get a list of all errors at the end, making it easier to fix all of them at
- * once.
- */
-void yyerror(const char *fmt, ...);
-
-/*
- * Used to warn the user about problems that don't prevent the generation of
- * valid code.
- */
-void warning(const char *fmt, ...);
-
#define YY_FATAL_ERROR fatalerror
#ifdef YYLMAX
--- /dev/null
+++ b/include/asm/warning.h
@@ -1,0 +1,52 @@
+#ifndef WARNING_H
+#define WARNING_H
+
+extern unsigned int nbErrors;
+
+enum WarningID {+ WARNING_USER,
+ WARNING_OBSOLETE,
+ WARNING_BUILTIN_ARG,
+ WARNING_LARGE_CONSTANT,
+ WARNING_SHIFT,
+ WARNING_DIV,
+ WARNING_EMPTY_ENTRY,
+ WARNING_LONG_STR,
+
+ NB_WARNINGS,
+
+ /* Warnings past this point are "meta" warnings */
+ WARNING_ALL = NB_WARNINGS,
+ WARNING_EXTRA,
+ WARNING_EVERYTHING,
+
+ NB_WARNINGS_ALL
+#define NB_META_WARNINGS (NB_WARNINGS_ALL - NB_WARNINGS)
+};
+
+void processWarningFlag(char const *flag);
+
+/*
+ * Used to warn the user about problems that don't prevent the generation of
+ * valid code.
+ */
+void warning(enum WarningID id, const char *fmt, ...);
+
+/*
+ * Used for errors that compromise the whole assembly process by affecting the
+ * following code, potencially making the assembler generate errors caused by
+ * the first one and unrelated to the code that the assembler complains about.
+ * It is also used when the assembler goes into an invalid state (for example,
+ * when it fails to allocate memory).
+ */
+noreturn_ void fatalerror(const char *fmt, ...);
+
+/*
+ * Used for errors that make it impossible to assemble correctly, but don't
+ * affect the following code. The code will fail to assemble but the user will
+ * get a list of all errors at the end, making it easier to fix all of them at
+ * once.
+ */
+void yyerror(const char *fmt, ...);
+
+#endif
--- a/src/asm/asmy.y
+++ b/src/asm/asmy.y
@@ -27,6 +27,7 @@
#include "asm/rpn.h"
#include "asm/symbol.h"
#include "asm/util.h"
+#include "asm/warning.h"
#include "extern/utf8decoder.h"
@@ -482,7 +483,7 @@
uint32_t curLen = 0;
if (pos < 1) {- warning("STRSUB: Position starts at 1");+ warning(WARNING_BUILTIN_ARG, "STRSUB: Position starts at 1");
pos = 1;
}
@@ -500,7 +501,7 @@
}
if (!src[srcIndex])
- warning("STRSUB: Position %lu is past the end of the string",+ warning(WARNING_BUILTIN_ARG, "STRSUB: Position %lu is past the end of the string",
(unsigned long)pos);
/* Copy from source to destination. */
@@ -517,7 +518,7 @@
}
if (curLen < len)
- warning("STRSUB: Length too big: %lu", (unsigned long)len);+ warning(WARNING_BUILTIN_ARG, "STRSUB: Length too big: %lu", (unsigned long)len);
/* Check for partial code point. */
if (state != 0)
@@ -807,7 +808,7 @@
fail : T_POP_FAIL string { fatalerror("%s", $2); };
-warn : T_POP_WARN string { warning("%s", $2); }+warn : T_POP_WARN string { warning(WARNING_USER, "%s", $2); };
shift : T_POP_SHIFT { sym_ShiftCurrentMacroArgs(); }@@ -905,7 +906,7 @@
db : T_POP_DB constlist_8bit_entry comma constlist_8bit { if (nListCountEmpty > 0) {- warning("Empty entry in list of 8-bit elements (treated as 0).");+ warning(WARNING_EMPTY_ENTRY, "Empty entry in list of 8-bit elements (treated as 0).");
}
}
| T_POP_DB constlist_8bit_entry
@@ -913,7 +914,7 @@
dw : T_POP_DW constlist_16bit_entry comma constlist_16bit { if (nListCountEmpty > 0) {- warning("Empty entry in list of 16-bit elements (treated as 0).");+ warning(WARNING_EMPTY_ENTRY, "Empty entry in list of 16-bit elements (treated as 0).");
}
}
| T_POP_DW constlist_16bit_entry
@@ -921,7 +922,7 @@
dl : T_POP_DL constlist_32bit_entry comma constlist_32bit { if (nListCountEmpty > 0) {- warning("Empty entry in list of 32-bit elements (treated as 0).");+ warning(WARNING_EMPTY_ENTRY, "Empty entry in list of 32-bit elements (treated as 0).");
}
}
| T_POP_DL constlist_32bit_entry
@@ -957,7 +958,7 @@
* This is done automatically if the label isn't found
* in the list of defined symbols.
*/
- warning("IMPORT is a deprecated keyword with no effect: %s", $1);+ warning(WARNING_OBSOLETE, "IMPORT is a deprecated keyword with no effect: %s", $1);
}
;
@@ -1461,7 +1462,7 @@
string : T_STRING
{if (snprintf($$, MAXSTRLEN + 1, "%s", $1) > MAXSTRLEN)
- warning("String is too long '%s'", $1);+ warning(WARNING_LONG_STR, "String is too long '%s'", $1);
}
| T_OP_STRSUB '(' string comma uconst comma uconst ')' {@@ -1470,12 +1471,12 @@
| T_OP_STRCAT '(' string comma string ')' {if (snprintf($$, MAXSTRLEN + 1, "%s%s", $3, $5) > MAXSTRLEN)
- warning("STRCAT: String too long '%s%s'", $3, $5);+ warning(WARNING_LONG_STR, "STRCAT: String too long '%s%s'", $3, $5);
}
| T_OP_STRUPR '(' string ')' {if (snprintf($$, MAXSTRLEN + 1, "%s", $3) > MAXSTRLEN)
- warning("STRUPR: String too long '%s'", $3);+ warning(WARNING_LONG_STR, "STRUPR: String too long '%s'", $3);
upperstring($$);
}
@@ -1482,7 +1483,7 @@
| T_OP_STRLWR '(' string ')' {if (snprintf($$, MAXSTRLEN + 1, "%s", $3) > MAXSTRLEN)
- warning("STRUPR: String too long '%s'", $3);+ warning(WARNING_LONG_STR, "STRUPR: String too long '%s'", $3);
lowerstring($$);
}
@@ -1533,22 +1534,22 @@
| T_SECT_OAM { $$ = SECTTYPE_OAM; }| T_SECT_HOME
{- warning("HOME section name is deprecated, use ROM0 instead.");+ warning(WARNING_OBSOLETE, "HOME section name is deprecated, use ROM0 instead.");
$$ = SECTTYPE_ROM0;
}
| T_SECT_DATA
{- warning("DATA section name is deprecated, use ROMX instead.");+ warning(WARNING_OBSOLETE, "DATA section name is deprecated, use ROMX instead.");
$$ = SECTTYPE_ROMX;
}
| T_SECT_CODE
{- warning("CODE section name is deprecated, use ROMX instead.");+ warning(WARNING_OBSOLETE, "CODE section name is deprecated, use ROMX instead.");
$$ = SECTTYPE_ROMX;
}
| T_SECT_BSS
{- warning("BSS section name is deprecated, use WRAM0 instead.");+ warning(WARNING_OBSOLETE, "BSS section name is deprecated, use WRAM0 instead.");
$$ = SECTTYPE_WRAM0;
}
;
@@ -1746,7 +1747,7 @@
| T_Z80_JP T_MODE_HL_IND
{out_AbsByte(0xE9);
- warning("'JP [HL]' is obsolete, use 'JP HL' instead.");+ warning(WARNING_OBSOLETE, "'JP [HL]' is obsolete, use 'JP HL' instead.");
}
| T_Z80_JP T_MODE_HL
{@@ -1773,7 +1774,7 @@
| T_Z80_LDI T_MODE_A comma T_MODE_HL
{out_AbsByte(0x0A | (2 << 4));
- warning("'LDI A,HL' is obsolete, use 'LDI A,[HL]' or 'LD A,[HL+] instead.");+ warning(WARNING_OBSOLETE, "'LDI A,HL' is obsolete, use 'LDI A,[HL]' or 'LD A,[HL+] instead.");
}
| T_Z80_LDI T_MODE_A comma T_MODE_HL_IND
{@@ -1788,7 +1789,7 @@
| T_Z80_LDD T_MODE_A comma T_MODE_HL
{out_AbsByte(0x0A | (3 << 4));
- warning("'LDD A,HL' is obsolete, use 'LDD A,[HL]' or 'LD A,[HL-] instead.");+ warning(WARNING_OBSOLETE, "'LDD A,HL' is obsolete, use 'LDD A,[HL]' or 'LD A,[HL-] instead.");
}
| T_Z80_LDD T_MODE_A comma T_MODE_HL_IND
{@@ -1842,7 +1843,7 @@
{out_AbsByte(0xF8);
out_RelByte(&$6);
- warning("'LD HL,[SP+e8]' is obsolete, use 'LD HL,SP+e8' instead.");+ warning(WARNING_OBSOLETE, "'LD HL,[SP+e8]' is obsolete, use 'LD HL,SP+e8' instead.");
}
| T_Z80_LD T_MODE_HL comma T_MODE_SP const_8bit
{--- a/src/asm/charmap.c
+++ b/src/asm/charmap.c
@@ -17,6 +17,7 @@
#include "asm/main.h"
#include "asm/output.h"
#include "asm/util.h"
+#include "asm/warning.h"
#define CHARMAP_HASH_SIZE (1 << 9)
@@ -39,7 +40,7 @@
if (warned)
return;
- warning("Using 'charmap' within a section when the current charmap is 'main' is deprecated");+ warning(WARNING_OBSOLETE, "Using 'charmap' within a section when the current charmap is 'main' is deprecated");
warned = true;
}
--- a/src/asm/constexpr.c
+++ b/src/asm/constexpr.c
@@ -17,6 +17,7 @@
#include "asm/mymath.h"
#include "asm/rpn.h"
#include "asm/symbol.h"
+#include "asm/warning.h"
#include "asmy.h"
@@ -171,7 +172,7 @@
break;
case T_OP_SHL:
if (value1 < 0)
- warning("Left shift of negative value: %d",+ warning(WARNING_SHIFT, "Left shift of negative value: %d",
value1);
if (value2 < 0)
@@ -200,7 +201,7 @@
if (value2 == 0)
fatalerror("Division by zero"); if (value1 == INT32_MIN && value2 == -1) {- warning("Division of min value by -1");+ warning(WARNING_DIV, "Division of min value by -1");
result = INT32_MIN;
} else {result = value1 / value2;
--- a/src/asm/fstack.c
+++ b/src/asm/fstack.c
@@ -22,6 +22,7 @@
#include "asm/main.h"
#include "asm/output.h"
#include "asm/symbol.h"
+#include "asm/warning.h"
#include "extern/err.h"
@@ -291,7 +292,7 @@
len -= retcode;
if (!len)
- warning("File stack dump too long, got truncated");+ warning(WARNING_LONG_STR, "File stack dump too long, got truncated");
}
/*
--- a/src/asm/globlex.c
+++ b/src/asm/globlex.c
@@ -20,6 +20,7 @@
#include "asm/rpn.h"
#include "asm/symbol.h"
#include "asm/symbol.h"
+#include "asm/warning.h"
#include "helpers.h"
@@ -126,7 +127,7 @@
* the Game Boy tile width, produces a nonsensical result.
*/
if (size > 8) {- warning("Graphics constant '%s' is too long",+ warning(WARNING_LARGE_CONSTANT, "Graphics constant '%s' is too long",
start);
}
} else {@@ -143,7 +144,7 @@
}
if (overflow)
- warning("Integer constant '%s' is too large",+ warning(WARNING_LARGE_CONSTANT, "Integer constant '%s' is too large",
start);
}
--- a/src/asm/lexer.c
+++ b/src/asm/lexer.c
@@ -20,6 +20,7 @@
#include "asm/lexer.h"
#include "asm/main.h"
#include "asm/rpn.h"
+#include "asm/warning.h"
#include "extern/err.h"
--- a/src/asm/main.c
+++ b/src/asm/main.c
@@ -21,6 +21,7 @@
#include "asm/output.h"
#include "asm/main.h"
#include "asm/charmap.h"
+#include "asm/warning.h"
#include "extern/err.h"
#include "extern/getopt.h"
@@ -38,7 +39,7 @@
clock_t nStartClock, nEndClock;
int32_t nLineNo;
-uint32_t nTotalLines, nPC, nIFDepth, nUnionDepth, nErrors;
+uint32_t nTotalLines, nPC, nIFDepth, nUnionDepth;
bool skipElif;
uint32_t unionStart[128], unionSize[128];
@@ -234,61 +235,8 @@
sym_AddString(cldefines[i], cldefines[i + 1]);
}
-/*
- * Error handling
- */
-void verror(const char *fmt, va_list args)
-{- fputs("ERROR: ", stderr);- fstk_Dump();
- fputs(":\n ", stderr);- vfprintf(stderr, fmt, args);
- fputc('\n', stderr);- fstk_DumpStringExpansions();
- nErrors++;
-}
-
-void yyerror(const char *fmt, ...)
-{- va_list args;
-
- va_start(args, fmt);
- verror(fmt, args);
- va_end(args);
-}
-
-noreturn_ void fatalerror(const char *fmt, ...)
-{- va_list args;
-
- va_start(args, fmt);
- verror(fmt, args);
- va_end(args);
-
- exit(5);
-}
-
-void warning(const char *fmt, ...)
-{- if (!CurrentOptions.warnings)
- return;
-
- va_list args;
-
- va_start(args, fmt);
-
- fputs("warning: ", stderr);- fstk_Dump();
- fputs(":\n ", stderr);- vfprintf(stderr, fmt, args);
- fputc('\n', stderr);- fstk_DumpStringExpansions();
-
- va_end(args);
-}
-
/* Short options */
-static char const *optstring = "b:D:Eg:hi:LM:o:p:r:Vvw";
+static char const *optstring = "b:D:Eg:hi:LM:o:p:r:VvW:w";
/*
* Equivalent long options
@@ -314,7 +262,7 @@
{ "recursion-depth", required_argument, NULL, 'r' }, { "version", no_argument, NULL, 'V' }, { "verbose", no_argument, NULL, 'v' },- { "warning", no_argument, NULL, 'w' },+ { "warning", required_argument, NULL, 'W' }, { NULL, no_argument, NULL, 0 }};
@@ -323,7 +271,7 @@
printf(
"usage: rgbasm [-EhLVvw] [-b chars] [-Dname[=value]] [-g chars] [-i path]\n"
" [-M dependfile] [-o outfile] [-p pad_value]\n"
-" [-r recursion_depth] file.asm\n");
+" [-r recursion_depth] [-W warning] [-w] file.asm\n");
exit(1);
}
@@ -436,6 +384,9 @@
case 'v':
newopt.verbose = true;
break;
+ case 'W':
+ processWarningFlag(optarg);
+ break;
case 'w':
newopt.warnings = false;
break;
@@ -476,7 +427,6 @@
skipElif = true;
nUnionDepth = 0;
nPC = 0;
- nErrors = 0;
sym_Init();
sym_SetExportAll(CurrentOptions.exportall);
fstk_Init(tzMainfile);
@@ -486,8 +436,8 @@
yy_set_state(LEX_STATE_NORMAL);
opt_SetCurrentOptions(&DefaultOptions);
- if (yyparse() != 0 || nErrors != 0)
- errx(1, "Assembly aborted (%ld errors)!", nErrors);
+ if (yyparse() != 0 || nbErrors != 0)
+ errx(1, "Assembly aborted (%ld errors)!", nbErrors);
if (nIFDepth != 0)
errx(1, "Unterminated IF construct (%ld levels)!", nIFDepth);
--- a/src/asm/output.c
+++ b/src/asm/output.c
@@ -24,6 +24,7 @@
#include "asm/output.h"
#include "asm/rpn.h"
#include "asm/symbol.h"
+#include "asm/warning.h"
#include "extern/err.h"
--- a/src/asm/rpn.c
+++ b/src/asm/rpn.c
@@ -19,6 +19,7 @@
#include "asm/main.h"
#include "asm/rpn.h"
#include "asm/symbol.h"
+#include "asm/warning.h"
#include "linkdefs.h"
@@ -396,7 +397,8 @@
if (!expr->isReloc) {if (src1->nVal < 0)
- warning("Left shift of negative value: %d", src1->nVal);+ warning(WARNING_SHIFT, "Left shift of negative value: %d",
+ src1->nVal);
if (src2->nVal < 0)
fatalerror("Shift by negative value: %d", src2->nVal);@@ -447,7 +449,7 @@
fatalerror("Division by zero"); if (src1->nVal == INT32_MIN && src2->nVal == -1) {- warning("Division of min value by -1");+ warning(WARNING_DIV, "Division of min value by -1");
expr->nVal = INT32_MIN;
} else {expr->nVal = (src1->nVal / src2->nVal);
--- a/src/asm/symbol.c
+++ b/src/asm/symbol.c
@@ -23,6 +23,7 @@
#include "asm/mymath.h"
#include "asm/output.h"
#include "asm/util.h"
+#include "asm/warning.h"
#include "extern/err.h"
@@ -133,7 +134,7 @@
}
if (snprintf((*ppsym)->tzName, MAXSYMLEN + 1, "%s", s) > MAXSYMLEN)
- warning("Symbol name is too long: '%s'", s);+ warning(WARNING_LONG_STR, "Symbol name is too long: '%s'", s);
(*ppsym)->nValue = 0;
(*ppsym)->nType = 0;
--- a/src/asm/util.c
+++ b/src/asm/util.c
@@ -10,6 +10,7 @@
#include "asm/main.h"
#include "asm/util.h"
+#include "asm/warning.h"
#include "extern/utf8decoder.h"
--- /dev/null
+++ b/src/asm/warning.c
@@ -1,0 +1,240 @@
+
+#include <limits.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "asm/fstack.h"
+#include "asm/main.h"
+#include "asm/warning.h"
+
+#include "extern/err.h"
+
+unsigned int nbErrors = 0;
+
+enum WarningState {+ WARNING_DEFAULT,
+ WARNING_DISABLED,
+ WARNING_ENABLED,
+ WARNING_ERROR
+};
+
+static enum WarningState const defaultWarnings[NB_WARNINGS] = {+ WARNING_ENABLED, /* User warnings */
+ WARNING_DISABLED, /* Obsolete things */
+ WARNING_DISABLED, /* Invalid args to builtins */
+ WARNING_DISABLED, /* Constants too large */
+ WARNING_DISABLED, /* Shifting undefined behavior */
+ WARNING_DISABLED, /* Division undefined behavior */
+ WARNING_DISABLED, /* Empty entry in `db`, `dw` or `dl` */
+ WARNING_DISABLED, /* String too long for internal buffers */
+};
+
+static enum WarningState warningStates[NB_WARNINGS];
+
+static bool warningsAreErrors; /* Set if `-Werror` was specified */
+
+static enum WarningState warningState(enum WarningID id)
+{+ /* Check if warnings are globally disabled */
+ if (!CurrentOptions.warnings)
+ return WARNING_DISABLED;
+
+ /* Get the actual state */
+ enum WarningState state = warningStates[id];
+
+ if (state == WARNING_DEFAULT)
+ /* The state isn't set, grab its default state */
+ state = defaultWarnings[id];
+
+ if (warningsAreErrors && state == WARNING_ENABLED)
+ state = WARNING_ERROR;
+
+ return state;
+}
+
+static char const *warningFlags[NB_WARNINGS_ALL] = {+ "user",
+ "obsolete",
+ "builtin-args",
+ "large-constant",
+ "shift",
+ "div",
+ "empty-entry",
+ "long-string",
+
+ /* Meta warnings */
+ "all",
+ "extra",
+ "everything" /* Especially useful for testing */
+};
+
+enum MetaWarningCommand {+ META_WARNING_DONE = NB_WARNINGS
+};
+
+/* Warnings that probably indicate an error */
+static uint8_t const _wallCommands[] = {+ WARNING_USER,
+ WARNING_BUILTIN_ARG,
+ WARNING_LARGE_CONSTANT,
+ WARNING_EMPTY_ENTRY,
+ WARNING_LONG_STR,
+ META_WARNING_DONE
+};
+
+/* Warnings that are less likely to indicate an error */
+static uint8_t const _wextraCommands[] = {+ WARNING_OBSOLETE,
+ META_WARNING_DONE
+};
+
+/* Literally everything. Notably useful for testing */
+static uint8_t const _weverythingCommands[] = {+ WARNING_USER,
+ WARNING_OBSOLETE,
+ WARNING_BUILTIN_ARG,
+ WARNING_LARGE_CONSTANT,
+ WARNING_SHIFT,
+ WARNING_DIV,
+ WARNING_EMPTY_ENTRY,
+ WARNING_LONG_STR,
+ META_WARNING_DONE
+};
+
+static uint8_t const *metaWarningCommands[NB_META_WARNINGS] = {+ _wallCommands,
+ _wextraCommands,
+ _weverythingCommands
+};
+
+void processWarningFlag(char const *flag)
+{+ static bool setError = false;
+
+ /* First, try to match against a "meta" warning */
+ for (enum WarningID id = NB_WARNINGS; id < NB_WARNINGS_ALL; id++) {+ /* TODO: improve the matching performance? */
+ if (!strcmp(flag, warningFlags[id])) {+ /* We got a match! */
+ uint8_t const *ptr =
+ metaWarningCommands[id - NB_WARNINGS];
+
+ for (;;) {+ if (*ptr == META_WARNING_DONE)
+ return;
+
+ /* Warning flag, set without override */
+ if (warningStates[*ptr] == WARNING_DEFAULT)
+ warningStates[*ptr] = WARNING_ENABLED;
+ ptr++;
+ }
+ }
+ }
+
+ /* If it's not a meta warning, specially check against `-Werror` */
+ if (!strncmp(flag, "error", strlen("error"))) {+ char const *errorFlag = flag + strlen("error");+
+ switch (*errorFlag) {+ case '\0':
+ /* `-Werror` */
+ warningsAreErrors = true;
+ return;
+
+ case '=':
+ /* `-Werror=XXX */
+ setError = true;
+ processWarningFlag(errorFlag + 1); /* Skip the `=` */
+ setError = false;
+ return;
+
+ /* Otherwise, allow parsing as another flag */
+ }
+ }
+
+ /* Well, it's either a normal warning or a mistake */
+
+ /* Check if this is a negation */
+ bool isNegation = !strncmp(flag, "no-", strlen("no-")) && !setError;+ char const *rootFlag = isNegation ? flag + strlen("no-") : flag;+ enum WarningState state = setError ? WARNING_ERROR :
+ isNegation ? WARNING_DISABLED : WARNING_ENABLED;
+
+ /* Try to match the flag against a "normal" flag */
+ for (enum WarningID id = 0; id < NB_WARNINGS; id++) {+ if (!strcmp(rootFlag, warningFlags[id])) {+ /* We got a match! */
+ warningStates[id] = state;
+ return;
+ }
+ }
+
+ warnx("Unknown warning `%s`", flag);+}
+
+void verror(const char *fmt, va_list args, char const *flag)
+{+ fputs("ERROR: ", stderr);+ fstk_Dump();
+ fprintf(stderr, flag ? ": [-Werror=%s]\n " : ":\n ", flag);
+ vfprintf(stderr, fmt, args);
+ fputc('\n', stderr);+ fstk_DumpStringExpansions();
+ nbErrors++;
+}
+
+void yyerror(const char *fmt, ...)
+{+ va_list args;
+
+ va_start(args, fmt);
+ verror(fmt, args, NULL);
+ va_end(args);
+}
+
+noreturn_ void fatalerror(const char *fmt, ...)
+{+ va_list args;
+
+ va_start(args, fmt);
+ verror(fmt, args, NULL);
+ va_end(args);
+
+ exit(5);
+}
+
+void warning(enum WarningID id, char const *fmt, ...)
+{+ char const *flag = warningFlags[id];
+ va_list args;
+
+ va_start(args, fmt);
+
+ switch (warningState(id)) {+ case WARNING_DISABLED:
+ return;
+
+ case WARNING_ERROR:
+ verror(fmt, args, flag);
+ va_end(args);
+ return;
+
+ case WARNING_DEFAULT:
+ abort();
+ /* Not reached */
+
+ case WARNING_ENABLED:
+ break;
+ }
+
+ fputs("warning: ", stderr);+ fstk_Dump();
+ fprintf(stderr, ": [-W%s]\n ", flag);
+ vfprintf(stderr, fmt, args);
+ fputc('\n', stderr);+ fstk_DumpStringExpansions();
+
+ va_end(args);
+}
--- a/test/asm/correct-line-number.out
+++ b/test/asm/correct-line-number.out
@@ -1,4 +1,4 @@
-warning: correct-line-number.asm(5):
+warning: correct-line-number.asm(5): [-Wuser]
Am I geting ahead of myself?
-warning: correct-line-number.asm(11):
+warning: correct-line-number.asm(11): [-Wuser]
Hopefully not.
--- a/test/asm/multiple-charmaps.out
+++ b/test/asm/multiple-charmaps.out
@@ -1,4 +1,4 @@
-warning: multiple-charmaps.asm(75):
+warning: multiple-charmaps.asm(75): [-Wobsolete]
Using 'charmap' within a section when the current charmap is 'main' is deprecated
ERROR: multiple-charmaps.asm(100) -> multiple-charmaps.asm::new_(7):
Charmap 'map1' already exists
--- a/test/asm/overflow.out
+++ b/test/asm/overflow.out
@@ -1,14 +1,14 @@
-warning: overflow.asm(24):
+warning: overflow.asm(24): [-Wdiv]
Division of min value by -1
-warning: overflow.asm(25):
+warning: overflow.asm(25): [-Wdiv]
Division of min value by -1
-warning: overflow.asm(34):
+warning: overflow.asm(34): [-Wshift]
Left shift of negative value: -1
-warning: overflow.asm(35):
+warning: overflow.asm(35): [-Wshift]
Left shift of negative value: -1
-warning: overflow.asm(39):
+warning: overflow.asm(39): [-Wlarge-constant]
Integer constant '4294967296' is too large
-warning: overflow.asm(42):
+warning: overflow.asm(42): [-Wlarge-constant]
Graphics constant '`333333333' is too long
$80000000
$7FFFFFFF
--- a/test/asm/strsub.out
+++ b/test/asm/strsub.out
@@ -1,18 +1,18 @@
-warning: strsub.asm(13) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(13) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Length too big: 32
-warning: strsub.asm(14) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(14) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Length too big: 300
-warning: strsub.asm(15) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(15) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Position starts at 1
-warning: strsub.asm(15) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(15) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Length too big: 300
-warning: strsub.asm(16) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(16) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Position 4 is past the end of the string
-warning: strsub.asm(17) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(17) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Position 4 is past the end of the string
-warning: strsub.asm(17) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(17) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Length too big: 1
-warning: strsub.asm(20) -> strsub.asm::xstrsub(4):
+warning: strsub.asm(20) -> strsub.asm::xstrsub(4): [-Wbuiltin-args]
STRSUB: Length too big: 10
A
B
--- a/test/asm/test.sh
+++ b/test/asm/test.sh
@@ -10,7 +10,7 @@
for i in *.asm; do
for variant in '' '.pipe'; do
if [ -z "$variant" ]; then
- ../../rgbasm -o $o $i > $after 2>&1
+ ../../rgbasm -Weverything -o $o $i > $after 2>&1
desired_output=${i%.asm}.outelse
# `include-recursion.asm` refers to its own name inside the test code.
@@ -23,7 +23,7 @@
# stdin redirection makes the input an unseekable pipe - a scenario
# that's harder to deal with and was broken when the feature was
# first implemented.
- cat $i | ../../rgbasm -o $o - > $after 2>&1
+ cat $i | ../../rgbasm -Weverything -o $o - > $after 2>&1
# Escape regex metacharacters
desired_output=$before