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[SPEC2DEF] Improve error output

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This commit is contained in:
Timo Kreuzer 2019-08-17 20:32:15 +02:00
parent 05f0b08085
commit c95b5e6f9b
1 changed files with 120 additions and 32 deletions
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152
sdk/tools/spec2def/spec2def.c
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@ -2,6 +2,7 @@
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <stdarg.h>
#ifdef _MSC_VER
#define strcasecmp(_String1, _String2) _stricmp(_String1, _String2)
@ -711,6 +712,73 @@ OutputLine_def(FILE *fileDest, EXPORT *pexp)
return 1;
}
void
Fatalv(
const char* filename,
unsigned nLine,
char *pcLine,
char *pc,
size_t errorlen,
const char *format,
va_list argptr)
{
unsigned i, errorpos, len;
const char* pcLineEnd;
/* Get the length of the line */
pcLineEnd = strpbrk(pcLine, "\r\n");
len = pcLineEnd - pcLine;
if (pc == NULL)
{
pc = pcLine + len - 1;
errorlen = 1;
}
errorpos = (unsigned)(pc - pcLine);
/* Output the error message */
fprintf(stderr, "ERROR: (%s:%u:%u): ", filename, nLine, errorpos);
vfprintf(stderr, format, argptr);
fprintf(stderr, "\n");
/* Output the line with the error */
fprintf(stderr, "> %.*s\n", len, pcLine);
if (errorlen == 0)
{
errorlen = TokenLength(pc);
}
for (i = 0; i < errorpos + 2; i++)
{
fprintf(stderr, " ");
}
for (i = 0; i < errorlen; i++)
{
fprintf(stderr, "~");
}
fprintf(stderr, "\n");
exit(-1);
}
void
Fatal(
const char* filename,
unsigned nLine,
char *pcLine,
char *pc,
size_t errorlen,
const char *format,
...)
{
va_list argptr;
va_start(argptr, format);
Fatalv(filename, nLine, pcLine, pc, errorlen, format, argptr);
va_end(argptr);
}
int
ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
{
@ -743,20 +811,38 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Now we should get either an ordinal or @ */
if (*pc == '@')
exp.nOrdinal = -1;
else
{
exp.nOrdinal = atol(pc);
exp.nOrdinal = -1;
}
else if ((*pc >= '0') && (*pc <= '9'))
{
char* end;
long int number = strtol(pc, &end, 10);
if ((*end != ' ') && (*end != '\t'))
{
Fatal(pszSourceFileName, nLine, pcLine, end, 0, "Unexpected character(s) after ordinal");
}
if ((number < 0) || (number > 0xFFFE))
{
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Invalid value for ordinal");
}
exp.nOrdinal = number;
/* The import lib should contain the ordinal only if -ordinal was specified */
if (!gbImportLib)
exp.uFlags |= FL_ORDINAL;
}
else
{
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Expected '@' or ordinal");
}
/* Go to next token (type) */
if (!(pc = NextToken(pc)))
{
fprintf(stderr, "%s line %d: error: unexpected end of line\n", pszSourceFileName, nLine);
return -10;
Fatal(pszSourceFileName, nLine, pcLine, pc, 1, "Unexpected end of line");
}
//fprintf(stderr, "info: Token:'%.*s'\n", TokenLength(pc), pc);
@ -789,16 +875,13 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
}
else
{
fprintf(stderr, "%s line %d: error: expected callconv, got '%.*s' %d\n",
pszSourceFileName, nLine, TokenLength(pc), pc, *pc);
return -11;
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Invalid calling convention");
}
/* Go to next token (options or name) */
if (!(pc = NextToken(pc)))
{
fprintf(stderr, "fail2\n");
return -12;
Fatal(pszSourceFileName, nLine, pcLine, pc, 1, "Unexpected end of line");
}
/* Handle options */
@ -832,6 +915,8 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
}
else if (CompareToken(pc, "-version="))
{
char * pcVersionStart = pc + 9;
/* Default to not included */
version_included = 0;
pc += 8;
@ -865,8 +950,12 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Check for degenerate range */
if (version > endversion)
{
fprintf(stderr, "%s line %d: error: invalid version rangen\n", pszSourceFileName, nLine);
return -1;
Fatal(pszSourceFileName,
nLine,
pcLine,
pcVersionStart,
pc - pcVersionStart,
"Invalid version range");
}
/* Now compare the range with our version */
@ -915,8 +1004,12 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
}
else
{
fprintf(stderr, "info: ignored option: '%.*s'\n",
TokenLength(pc), pc);
fprintf(stdout,
"INFO: %s line %d: Ignored option: '%.*s'\n",
pszSourceFileName,
nLine,
TokenLength(pc),
pc);
}
/* Go to next token */
@ -931,7 +1024,7 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Get name */
exp.strName.buf = pc;
exp.strName.len = TokenLength(pc);
DbgPrint("Got name: '%.*s'\n", exp.strName.len, exp.strName.buf);
//DbgPrint("Got name: '%.*s'\n", exp.strName.len, exp.strName.buf);
/* Check for autoname */
if ((exp.strName.len == 1) && (exp.strName.buf[0] == '@'))
@ -950,15 +1043,13 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Go to next token */
if (!(pc = NextToken(pc)))
{
fprintf(stderr, "%s line %d: error: expected token\n", pszSourceFileName, nLine);
return -13;
Fatal(pszSourceFileName, nLine, pcLine, pc, 1, "Unexpected end of line");
}
/* Verify syntax */
if (*pc++ != '(')
{
fprintf(stderr, "%s line %d: error: expected '('\n", pszSourceFileName, nLine);
return -14;
Fatal(pszSourceFileName, nLine, pcLine, pc - 1, 0, "Expected '('");
}
/* Skip whitespaces */
@ -1008,23 +1099,23 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
exp.anArgs[exp.nArgCount] = ARG_FLOAT;
}
else
fprintf(stderr, "%s line %d: error: expected type, got: %.10s\n", pszSourceFileName, nLine, pc);
{
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Unrecognized type");
}
exp.nArgCount++;
/* Go to next parameter */
if (!(pc = NextToken(pc)))
{
fprintf(stderr, "fail5\n");
return -15;
Fatal(pszSourceFileName, nLine, pcLine, pc, 1, "Unexpected end of line");
}
}
/* Check syntax */
if (*pc++ != ')')
{
fprintf(stderr, "%s line %d: error: expected ')'\n", pszSourceFileName, nLine);
return -16;
Fatal(pszSourceFileName, nLine, pcLine, pc - 1, 0, "Expected ')'");
}
}
@ -1049,8 +1140,7 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
exp.strName.len = (int)(p - pc);
if (exp.strName.len < 1)
{
fprintf(stderr, "%s line %d: error: unexpected @ found\n", pszSourceFileName, nLine);
return -1;
Fatal(pszSourceFileName, nLine, pcLine, p, 1, "Unexpected @");
}
exp.nStackBytes = atoi(p + 1);
exp.nArgCount = exp.nStackBytes / 4;
@ -1072,8 +1162,7 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Check syntax (end of line) */
if (NextToken(pc))
{
fprintf(stderr, "%s line %d: error: additional tokens after ')'\n", pszSourceFileName, nLine);
return -17;
Fatal(pszSourceFileName, nLine, pcLine, NextToken(pc), 0, "Excess token(s) at end of definition");
}
/* Don't relay-trace forwarded functions */
@ -1088,8 +1177,7 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* Check for no-name without ordinal */
if ((exp.uFlags & FL_ORDINAL) && (exp.nOrdinal == -1))
{
fprintf(stderr, "%s line %d: error: ordinal export without ordinal!\n", pszSourceFileName, nLine);
return -1;
Fatal(pszSourceFileName, nLine, pcLine, pc, 0, "Ordinal export without ordinal");
}
/*
@ -1113,12 +1201,12 @@ ParseFile(char* pcStart, FILE *fileDest, PFNOUTLINE OutputLine)
/* The current export is an OLE export: display the corresponding warning */
if (bIsNotPrivate)
{
fprintf(stderr, "%s line %d: warning: exported symbol '%.*s' should be PRIVATE\n",
fprintf(stderr, "WARNING: %s line %d: Exported symbol '%.*s' should be PRIVATE\n",
pszSourceFileName, nLine, exp.strName.len, exp.strName.buf);
}
if (bHasOrdinal)
{
fprintf(stderr, "%s line %d: warning: exported symbol '%.*s' should not be assigned an ordinal\n",
fprintf(stderr, "WARNING: %s line %d: exported symbol '%.*s' should not be assigned an ordinal\n",
pszSourceFileName, nLine, exp.strName.len, exp.strName.buf);
}
break;