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