123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*/
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/** \file
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* \ingroup datatoc
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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/* #define VERBOSE */
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#define MAX2(x, y) ((x) > (y) ? (x) : (y))
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#define MAX3(x, y, z) MAX2(MAX2((x), (y)), (z))
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static char *basename(char *string)
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{
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char *lfslash, *lbslash;
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lfslash = strrchr(string, '/');
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lbslash = strrchr(string, '\\');
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if (lbslash) {
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lbslash++;
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}
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if (lfslash) {
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lfslash++;
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}
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return MAX3(string, lfslash, lbslash);
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}
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int main(int argc, char **argv)
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{
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FILE *fpin, *fpout;
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long size;
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int i;
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int argv_len;
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if (argc < 2) {
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printf("Usage: datatoc <data_file_from> <data_file_to>\n");
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exit(1);
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}
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fpin = fopen(argv[1], "rb");
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if (!fpin) {
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printf("Unable to open input <%s>\n", argv[1]);
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exit(1);
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}
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argv[1] = basename(argv[1]);
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fseek(fpin, 0L, SEEK_END);
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size = ftell(fpin);
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fseek(fpin, 0L, SEEK_SET);
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if (argv[1][0] == '.') {
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argv[1]++;
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}
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#ifdef VERBOSE
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printf("Making C file <%s>\n", argv[2]);
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#endif
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argv_len = (int)strlen(argv[1]);
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for (i = 0; i < argv_len; i++) {
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if (argv[1][i] == '.') {
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argv[1][i] = '_';
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}
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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, "Unable to open output <%s>\n", argv[2]);
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exit(1);
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}
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fprintf(fpout, "/* DataToC output of file <%s> */\n\n", argv[1]);
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/* Quiet 'missing-variable-declarations' warning. */
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fprintf(fpout, "extern const int datatoc_%s_size;\n", argv[1]);
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fprintf(fpout, "extern const char datatoc_%s[];\n\n", argv[1]);
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fprintf(fpout, "const int datatoc_%s_size = %d;\n", argv[1], (int)size);
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fprintf(fpout, "const char datatoc_%s[] = {\n", argv[1]);
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while (size--) {
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/* Even though this file is generated and doesn't need new-lines,
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* these files may be loaded by developers when looking up symbols.
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* Avoid a very long single line that may lock-up some editors. */
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if (size % 32 == 31) {
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fprintf(fpout, "\n");
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}
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// fprintf(fpout, "\\x%02x", getc(fpin));
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fprintf(fpout, "%3d,", getc(fpin));
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}
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/* Trailing NULL terminator, this isn't needed in some cases and
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* won't be taken into account by the size variable, but its useful when dealing with
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* NULL terminated string data */
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fprintf(fpout, "0\n};\n\n");
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fclose(fpin);
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fclose(fpout);
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return 0;
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}
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