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/***************************************************************************
makelist.c
Create and sort the driver list.
****************************************************************************
Copyright Aaron Giles
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name 'MAME' nor the names of its contributors may be
used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
***************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include "corefile.h"
#define MAX_DRIVERS 65536
#define MAX_IGNORE 512
static const char *drivlist[MAX_DRIVERS];
static int drivcount;
static const char *ignorelst[MAX_IGNORE];
static int ignorecount;
//-------------------------------------------------
// driver_sort_callback - compare two items in
// a string array
//-------------------------------------------------
int sort_callback(const void *elem1, const void *elem2)
{
const char **item1 = (const char **)elem1;
const char **item2 = (const char **)elem2;
return strcmp(*item1, *item2);
}
//-------------------------------------------------
// isignored - return info if item is in ignore
// list or not
//-------------------------------------------------
bool isignored(const char *drivname)
{
if (ignorecount>0) {
for(int i=0;i<ignorecount;i++) {
if (strcmp(ignorelst[i],drivname)==0) return true;
}
}
return false;
}
//-------------------------------------------------
// parse_file - parse a single file, may be
// called recursively
//-------------------------------------------------
int parse_file(const char *srcfile)
{
// read source file
void *buffer;
UINT32 length;
file_error filerr = core_fload(srcfile, &buffer, &length);
if (filerr != FILERR_NONE)
{
fprintf(stderr, "Unable to read source file '%s'\n", srcfile);
return 1;
}
// rip through it to find all drivers
char *srcptr = (char *)buffer;
char *endptr = srcptr + length;
int linenum = 1;
bool in_comment = false;
while (srcptr < endptr)
{
char c = *srcptr++;
// count newlines
if (c == 13 || c == 10)
{
if (c == 13 && *srcptr == 10)
srcptr++;
linenum++;
continue;
}
// skip any spaces
if (isspace(c))
continue;
// look for end of C comment
if (in_comment && c == '*' && *srcptr == '/')
{
srcptr++;
in_comment = false;
continue;
}
// skip anything else inside a C comment
if (in_comment)
continue;
// look for start of C comment
if (c == '/' && *srcptr == '*')
{
srcptr++;
in_comment = true;
continue;
}
// if we hit a C++ comment, scan to the end of line
if (c == '/' && *srcptr == '/')
{
while (srcptr < endptr && *srcptr != 13 && *srcptr != 10)
srcptr++;
continue;
}
// look for an import directive
if (c == '#')
{
char filename[256];
filename[0] = 0;
for (int pos = 0; srcptr < endptr && pos < ARRAY_LENGTH(filename) - 1 && !isspace(*srcptr); pos++)
{
filename[pos] = *srcptr++;
filename[pos+1] = 0;
}
fprintf(stderr, "Importing drivers from '%s'\n", filename);
parse_file(filename);
continue;
}
if (c == '!')
{
char drivname[256];
drivname[0] = 0;
for (int pos = 0; srcptr < endptr && pos < ARRAY_LENGTH(drivname) - 1 && !isspace(*srcptr); pos++)
{
drivname[pos] = *srcptr++;
drivname[pos+1] = 0;
}
fprintf(stderr, "Place driver '%s' to ignore list\n", drivname);
char *name = (char *)malloc(strlen(drivname) + 1);
strcpy(name, drivname);
ignorelst[ignorecount++] = name;
continue;
}
// otherwise treat as a driver name
char drivname[32];
drivname[0] = 0;
srcptr--;
for (int pos = 0; srcptr < endptr && pos < ARRAY_LENGTH(drivname) - 1 && !isspace(*srcptr); pos++)
{
drivname[pos] = *srcptr++;
drivname[pos+1] = 0;
}
// verify the name as valid
for (char *drivch = drivname; *drivch != 0; drivch++)
{
if ((*drivch >= 'a' && *drivch <= 'z') || (*drivch >= '0' && *drivch <= '9') || *drivch == '_')
continue;
fprintf(stderr, "%s:%d - Invalid character '%c' in driver \"%s\"\n", srcfile, linenum, *drivch, drivname);
return 1;
}
// add it to the list
if(!isignored(drivname))
{
char *name = (char *)malloc(strlen(drivname) + 1);
strcpy(name, drivname);
drivlist[drivcount++] = name;
}
}
osd_free(buffer);
return 0;
}
//-------------------------------------------------
// main - primary entry point
//-------------------------------------------------
int main(int argc, char *argv[])
{
// needs at least 1 argument
if (argc < 2)
{
fprintf(stderr,
"Usage:\n"
" makelist <source.lst>\n"
);
return 0;
}
// extract arguments
const char *srcfile = argv[1];
// parse the root file, exit early upon failure
drivcount = 0;
ignorecount = 0;
if (parse_file(srcfile))
return 1;
// output a count
if (drivcount == 0)
{
fprintf(stderr, "No drivers found\n");
return 1;
}
fprintf(stderr, "%d drivers found\n", drivcount);
// add a reference to the ___empty driver
drivlist[drivcount++] = "___empty";
// sort the list
qsort(drivlist, drivcount, sizeof(*drivlist), sort_callback);
// start with a header
printf("#include \"emu.h\"\n\n");
printf("#include \"drivenum.h\"\n\n");
// output the list of externs first
for (int index = 0; index < drivcount; index++)
printf("GAME_EXTERN(%s);\n", drivlist[index]);
printf("\n");
// then output the array
printf("const game_driver * const driver_list::s_drivers_sorted[%d] =\n", drivcount);
printf("{\n");
for (int index = 0; index < drivcount; index++)
printf("\t&GAME_NAME(%s)%s\n", drivlist[index], (index == drivcount - 1) ? "" : ",");
printf("};\n");
printf("\n");
// also output a global count
printf("int driver_list::s_driver_count = %d;\n", drivcount);
return 0;
}
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