quickdev16/tools/bsnes/lib/tool/opgen_fnptr.cpp
2009-04-22 20:04:28 +02:00

150 lines
3.3 KiB
C++
Executable File

/* broken -- need to port libstring to bstring */
#include "libbase.h"
#include "libstring.h"
#include "libstring.cpp"
FILE *fp, *fph, *fpt;
stringarray data, line, part, subpart;
stringarray output_table, output_header, output_op;
struct _op_list {
stringarray name, arg;
} op_list[64];
int32 op_count, line_num;
void clear_op_list() {
op_count = 0;
for(int i = 0; i < 64; i++) {
strcpy(op_list[i].name, "");
for(int l = 0; l < 8; l++) {
strcpy(op_list[i].arg[l], "");
}
}
}
void gen_header() {
int i = line_num;
char t[4096];
clear_op_list();
while(1) {
int z = op_count++;
strcpy(part, line[i]);
strrtrim(part, "),");
strrtrim(part, ") {");
split(subpart, "(", part);
strcpy(op_list[z].name, subpart[0]);
split(part, ", ", subpart[1]);
for(int l = 0; l < count(part); l++) {
strcpy(op_list[z].arg[l], part[l]);
}
if(strend(line[i], " {"))break;
i++;
}
sprintf(output_op, "void " CLASS_NAME "::op_$$() {\r\n");
sprintf(output_header, "void op_$$();\r\n");
sprintf(output_table, "optbl[$0] = &" CLASS_NAME "::op_$$;\r\n");
line_num = i + 1;
}
void update_line(int i) {
char t[4096];
replace(line[i], "end;", "return;");
}
void gen_op() {
int i = line_num, n, c;
char t[4096];
while(1) {
if(!strcmp(line[i], "}"))break;
n = strdec(line[i]);
sprintf(t, "%d:", n);
strltrim(line[i], t);
//sprintf(t, " case %d: {\r\n", n);
//strcat(output_op, t);
update_line(i);
if(strcmp(line[i], "")) {
strcat(output_op, " ");
strcat(output_op, line[i]);
strcat(output_op, "\r\n");
}
i++;
while(1) {
if(strptr(line[i])[1] == ':' || strptr(line[i])[2] == ':' || !strcmp(line[i], "}"))break;
update_line(i);
strcat(output_op, line[i]);
strcat(output_op, "\r\n");
i++;
}
}
strcat(output_op, "}");
line_num = i + 1;
}
void gen_final() {
string t;
for(int i = 0; i < op_count; i++) {
strcpy(t, output_op);
replace(t, "$$", op_list[i].name);
replace(t, "$0", op_list[i].arg[0]);
replace(t, "$1", op_list[i].arg[1]);
replace(t, "$2", op_list[i].arg[2]);
replace(t, "$3", op_list[i].arg[3]);
replace(t, "$4", op_list[i].arg[4]);
replace(t, "$5", op_list[i].arg[5]);
replace(t, "$6", op_list[i].arg[6]);
replace(t, "$7", op_list[i].arg[7]);
fprintf(fp, "%s\r\n\r\n", strptr(t));
strcpy(t, output_header);
replace(t, "$$", op_list[i].name);
fprintf(fph, "%s", strptr(t));
strcpy(t, output_table);
replace(t, "$$", op_list[i].name);
replace(t, "$0", op_list[i].arg[0]);
fprintf(fpt, "%s", strptr(t));
}
}
void generate(char *dest, char *src) {
fp = fopen(src, "rb");
fseek(fp, 0, SEEK_END);
int fsize = ftell(fp);
fseek(fp, 0, SEEK_SET);
char *buf = (char*)malloc(fsize + 1);
fread(buf, 1, fsize, fp);
fclose(fp);
buf[fsize] = 0;
strcpy(data, buf);
free(buf);
replace(data, "\r\n", "\n");
split(line, "\n", data);
fp = fopen(dest, "wb");
line_num = 0;
while(line_num < count(line)) {
while(line_num < count(line) && !strcmp(line[line_num], ""))line_num++;
if(line_num >= count(line))break;
gen_header();
gen_op();
gen_final();
}
fclose(fp);
}