140 lines
3.6 KiB
C
140 lines
3.6 KiB
C
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//////////////////////////////////////////////////////////////////////////////
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// idlclean
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//
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// Copyright (c) 1996-1999 Microsoft Corporation
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//
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// Takes a MIDL-generated .H file and converts the commented-out
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// [in] and [out] keywords into IN and OUT so sortpp/genthnk can
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// find them.
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//
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//////////////////////////////////////////////////////////////////////////////
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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// string to put in front of all error messages so that BUILD can find them.
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const char *ErrMsgPrefix = "NMAKE : U8603: 'IDLCLEAN' ";
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#define BUFLEN 8192
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char buffer[BUFLEN];
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const char szLinePrefix[]="/* ";
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const char szIn[] = "[in]";
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const char szOut[] = "[out]";
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int __cdecl main(int argc, char *argv[])
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{
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FILE *fpIn, *fpOut;
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char *p;
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char *pchLineStart;
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BOOL fInPrinted;
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BOOL fOutPrinted;
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if (argc != 3) {
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fprintf(stderr, "%sUsage: IDLCLEAN infile outfile\n", ErrMsgPrefix);
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return 1;
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}
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fpIn = fopen(argv[1], "r");
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if (!fpIn) {
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fprintf(stderr, "%sCould not open input file '%s'\n", ErrMsgPrefix, argv[1]);
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return 1;
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}
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fpOut = fopen(argv[2], "w");
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if (!fpOut) {
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fprintf(stderr, "%sCould not open output file '%s\n", ErrMsgPrefix, argv[2]);
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return 1;
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}
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while (!feof(fpIn)) {
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//
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// Read a line from the input file
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//
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if (!fgets(buffer, BUFLEN, fpIn)) {
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break;
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}
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if (feof(fpIn)) {
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break;
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}
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pchLineStart = buffer;
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//
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// Skip leading spaces
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//
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while (*pchLineStart == ' ') {
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fprintf(fpOut, " ");
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pchLineStart++;
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}
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if (strncmp(pchLineStart, szLinePrefix, sizeof(szLinePrefix)-1) != 0) {
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//
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// Line doesn't start with the character sequence which prefixes
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// in/out decorators on arguments.
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//
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goto PrintLine;
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}
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//
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// Don't generate 'IN IN', etc. caused by MIDL output like
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// '[in][size_is][in]'
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//
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fInPrinted = FALSE;
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fOutPrinted = FALSE;
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//
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// Set a pointer to the first '['
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//
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p = pchLineStart + sizeof(szLinePrefix)-1;
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if (*p != '[') {
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//
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// The first char inside the comment isn't a '['. Just print
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// the line as-is.
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//
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goto PrintLine;
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}
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//
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// The line needs modification. Do it now.
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//
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fprintf(fpOut, " ");
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while (*p == '[') {
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if (strncmp(p, szIn, sizeof(szIn)-1) == 0) {
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if (!fInPrinted) {
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fprintf(fpOut, "IN ");
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fInPrinted = TRUE;
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}
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p += sizeof(szIn)-1;
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} else if (strncmp(p, szOut, sizeof(szOut)-1) == 0) {
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if (!fOutPrinted) {
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fprintf(fpOut, "OUT ");
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fOutPrinted = TRUE;
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}
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p += sizeof(szOut)-1;
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} else {
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//
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// Uninterresting [keyword]. Skip it.
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//
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while (*p != ']') {
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p++;
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}
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p++;
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}
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}
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//
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// pchLineStart points at the first non-space in the line, so the
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// whole line will be printed.
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//
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PrintLine:
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fprintf(fpOut, "%s", pchLineStart);
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}
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fclose(fpOut);
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fclose(fpIn);
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return 0;
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}
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