#if 0
gcc -s -O2 -o ~/bin/heromesh main.c class.o picture.o bindings.o smallxrm.o sqlite3.o `sdl-config --cflags --libs` -ldl -lpthread
exit
#endif
/*
This program is part of Free Hero Mesh and is public domain.
*/
#define _BSD_SOURCE
#define HEROMESH_MAIN
#include "SDL.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "sqlite3.h"
#include "smallxrm.h"
#include "names.h"
#include "quarks.h"
#include "cursorshapes.h"
#include "heromesh.h"
static const char schema[]=
"BEGIN;"
"PRAGMA APPLICATION_ID(1296388936);"
"PRAGMA RECURSIVE_TRIGGERS(1);"
"CREATE TABLE IF NOT EXISTS `USERCACHEINDEX`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `TIME` INT);"
"CREATE TABLE IF NOT EXISTS `USERCACHEDATA`(`ID` INTEGER PRIMARY KEY, `FILE` INT, `LEVEL` INT, `NAME` TEXT, `OFFSET` INT, `DATA` BLOB, `USERSTATE` BLOB);"
"CREATE INDEX IF NOT EXISTS `USERCACHEDATA_I1` ON `USERCACHEDATA`(`FILE`, `LEVEL`) WHERE `LEVEL` IS NOT NULL;"
"CREATE TEMPORARY TABLE `PICTURES`(`ID` INTEGER PRIMARY KEY, `NAME` TEXT, `OFFSET` INT);"
"COMMIT;"
;
sqlite3*userdb;
xrm_db*resourcedb;
const char*basefilename;
xrm_quark optionquery[16];
Uint32 generation_number;
char main_options[128];
static const char*globalclassname;
static SDL_Cursor*cursor[77];
static FILE*levelfp;
static FILE*solutionfp;
static FILE*hamarc_fp;
static long hamarc_pos;
static void hamarc_begin(FILE*fp,const char*name) {
while(*name) fputc(*name++,fp);
fwrite("\0\0\0\0",1,5,hamarc_fp=fp);
hamarc_pos=ftell(fp);
}
static long hamarc_end(void) {
long end=ftell(hamarc_fp);
long len=end-hamarc_pos;
fseek(hamarc_fp,hamarc_pos-4,SEEK_SET);
fputc(len>>16,hamarc_fp);
fputc(len>>24,hamarc_fp);
fputc(len>>0,hamarc_fp);
fputc(len>>8,hamarc_fp);
fseek(hamarc_fp,end,SEEK_SET);
}
static void init_sql(void) {
char*s;
char*p;
const char*v;
int z;
sqlite3_config(SQLITE_CONFIG_URI,0);
optionquery[1]=Q_sqlMemStatus;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"";
sqlite3_config(SQLITE_CONFIG_MEMSTATUS,(int)boolxrm(v,0));
optionquery[1]=Q_sqlSmallAllocations;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"";
sqlite3_config(SQLITE_CONFIG_SMALL_MALLOC,(int)boolxrm(v,0));
optionquery[1]=Q_sqlCoveringIndexScan;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"";
sqlite3_config(SQLITE_CONFIG_COVERING_INDEX_SCAN,(int)boolxrm(v,1));
if(sqlite3_initialize()) fatal("Failure to initialize SQLite.\n");
optionquery[1]=Q_sqlFile;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
if(v && *v) {
s=sqlite3_mprintf("%s",v);
} else {
v=getenv("HOME")?:".";
s=sqlite3_mprintf("%s%s.heromeshsession",v,v[strlen(v)-1]=='/'?"":"/");
}
if(!s) fatal("Allocation failed\n");
if(z=sqlite3_open(s,&userdb)) fatal("Failed to open user database %s (%s)\n",s,userdb?sqlite3_errmsg(userdb):sqlite3_errstr(z));
sqlite3_free(s);
optionquery[1]=Q_sqlExtensions;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2)?:"";
sqlite3_db_config(userdb,SQLITE_DBCONFIG_ENABLE_LOAD_EXTENSION,*v?1:0,&z);
if(*v) {
p=s=strdup(v);
if(!s) fatal("Allocation failed\n");
while(*v) {
if(*v==' ') {
*p=0;
if(*s) {
p=0;
if(sqlite3_load_extension(userdb,s,0,&p)) fatal("Failed to load extension '%s' (%s)\n",s,p?:"unknown error");
p=s;
}
v++;
} else {
*p++=*v++;
}
}
*p=0;
p=0;
if(*s && sqlite3_load_extension(userdb,s,0,&p)) fatal("Failed to load extension '%s' (%s)\n",s,p?:"unknown error");
free(s);
}
if(sqlite3_exec(userdb,schema,0,0,&s)) fatal("Failed to initialize database schema (%s)\n",s?:"unknown error");
optionquery[1]=Q_sqlInit;
v=xrm_get_resource(resourcedb,optionquery,optionquery,2);
if(v && sqlite3_exec(userdb,v,0,0,&s)) fatal("Failed to execute user-defined SQL statements (%s)\n",s?:"unknown error");
}
void set_cursor(int id) {
id>>=1;
if(!cursor[id]) cursor[id]=SDL_CreateCursor((void*)cursorimg+(id<<6),(void*)cursorimg+(id<<6)+32,16,16,cursorhot[id]>>4,cursorhot[id]&15);
SDL_SetCursor(cursor[id]);
}
static void load_options(void) {
const char*home=getenv("HOME")?:".";
char*nam=malloc(strlen(home)+16);
FILE*fp;
sprintf(nam,"%s%s.heromeshrc",home,home[strlen(home)-1]=='/'?"":"/");
fp=fopen(nam,"r");
if(!fp) fatal("Failed to open %s (%m)\n",nam);
free(nam);
if(xrm_load(resourcedb,fp,1)) fatal("Error while loading .heromeshrc\n");
fclose(fp);
}
static void read_options(int argc,char**argv) {
xrm_db*db=xrm_sub(resourcedb,0,xrm_make_quark(globalclassname,0)?:xrm_anyq);
while(argc--) xrm_load_line(db,*argv++,1);
}
static int find_globalclassname(void) {
char*s=malloc(strlen(basefilename)+7);
FILE*fp;
if(!s) fatal("Allocation failed\n");
sprintf(s,"%s.name",basefilename);
fp=fopen(s,"r");
free(s);
if(!fp) return 1;
s=malloc(256);
if(!s) fatal("Allocation failed\n");
if(fscanf(fp," %255s",s)!=1) fatal("Unable to scan name of class set\n");
globalclassname=s;
return !*s;
}
static int test_sql_callback(void*usr,int argc,char**argv,char**name) {
int i;
if(argc) printf("%s",*argv);
for(i=1;i<argc;i++) printf("|%s",argv[i]);
putchar('\n');
return 0;
}
static void test_mode(void) {
Uint32 n=0;
SDLKey k;
SDL_Event ev;
char buf[32];
const UserCommand*uc;
set_cursor(XC_tcross);
SDL_LockSurface(screen);
draw_text(0,0,"Hello, World!",0xF0,0xFF);
SDL_UnlockSurface(screen);
SDL_Flip(screen);
while(SDL_WaitEvent(&ev)) switch(ev.type) {
case SDL_KEYDOWN:
switch(ev.key.keysym.sym) {
case SDLK_BACKSPACE:
n/=10;
snprintf(buf,30,"%u",n);
SDL_WM_SetCaption(buf,buf);
break;
case SDLK_SPACE:
n=0;
SDL_WM_SetCaption("0","0");
break;
case SDLK_0 ... SDLK_9:
n=10*n+ev.key.keysym.sym-SDLK_0;
snprintf(buf,30,"%u",n);
SDL_WM_SetCaption(buf,buf);
break;
case SDLK_c:
SDL_FillRect(screen,0,n);
SDL_Flip(screen);
break;
case SDLK_e:
n=1;
goto keytest;
case SDLK_g:
n=0;
goto keytest;
case SDLK_p:
sqlite3_exec(userdb,"SELECT * FROM `PICTURES`;",test_sql_callback,0,0);
break;
case SDLK_q:
exit(0);
break;
}
break;
case SDL_MOUSEBUTTONDOWN:
draw_picture(ev.button.x,ev.button.y,n);
SDL_Flip(screen);
break;
case SDL_QUIT:
exit(0);
break;
}
fatal("An error occurred waiting for events.\n");
keytest:
SDL_FillRect(screen,0,0xF0);
SDL_LockSurface(screen);
draw_text(1,5,n?"Edit Key":"Game Key",0xF1,0xF7);
SDL_UnlockSurface(screen);
SDL_EnableUNICODE(1);
SDL_Flip(screen);
set_cursor(XC_arrow);
while(SDL_WaitEvent(&ev)) switch(ev.type) {
case SDL_KEYDOWN:
printf("[%d %d %d %d] ",ev.key.keysym.scancode,ev.key.keysym.sym,ev.key.keysym.mod,ev.key.keysym.unicode);
goto bindingtest;
case SDL_MOUSEBUTTONDOWN:
printf("[%d %d %d] ",ev.button.x,ev.button.y,ev.button.button);
bindingtest:
uc=find_key_binding(&ev,n);
switch(uc->cmd) {
case 0: printf("<Unbound>\n"); break;
case '^': printf("<Misc> %c\n",uc->n); break;
case '=': printf("<Reset> %d\n",uc->n); break;
case '-': printf("<Rewind> %d\n",uc->n); break;
case '+': printf("<Advance> %d\n",uc->n); break;
case '\'': printf("<Play> %s (%d)\n",heromesh_key_names[uc->n],uc->n); break;
case '!': printf("<System> %s",uc->txt); break;
case 's': printf("<SQL> %s",sqlite3_sql(uc->stmt)); break;
default: printf("<Unknown>\n");
}
break;
case SDL_QUIT:
exit(0);
break;
}
}
int main(int argc,char**argv) {
int optind=1;
while(argc>optind && argv[optind][0]=='-') {
int i;
const char*s=argv[optind++];
if(s[1]=='-' && !s[2]) break;
for(i=1;s[i];i++) main_options[s[i]&127]=1;
}
if(!main_options['c']) fprintf(stderr,"FREE HERO MESH\n");
if(argc<=optind) fatal("usage: %s [switches] [--] basename [options...]\n",argc?argv[0]:"heromesh");
if(xrm_init(realloc)) fatal("Failed to initialize resource manager\n");
if(xrm_init_quarks(global_quarks)) fatal("Failed to initialize resource manager\n");
resourcedb=xrm_create();
if(!resourcedb) fatal("Allocation of resource database failed\n");
basefilename=argv[optind++];
if(argc>optind && argv[1][0]=='=') {
globalclassname=argv[optind++]+1;
} else if(find_globalclassname()) {
globalclassname=strrchr(basefilename,'/');
globalclassname=globalclassname?globalclassname+1:basefilename;
}
if(main_options['c']) {
load_classes();
return 0;
}
load_options();
if(argc>optind) read_options(argc-optind,argv+optind);
*optionquery=xrm_make_quark(globalclassname,0)?:xrm_anyq;
init_sql();
load_key_bindings();
init_screen();
load_pictures();
if(main_options['T']) {
test_mode();
return 0;
}
load_classes();
return 0;
}