| 1192 |
free_val(test); |
free_val(test); |
| 1193 |
free_val(loop); |
free_val(loop); |
| 1194 |
} |
} |
| 1195 |
|
|
| 1196 |
|
/* For-loop */ |
| 1197 |
|
extern void sx_666f72(environment *env) { |
| 1198 |
|
|
| 1199 |
|
value *loop, *foo; |
| 1200 |
|
stackitem *iterator; |
| 1201 |
|
|
| 1202 |
|
if((env->head)==NULL || env->head->next==NULL) { |
| 1203 |
|
printerr("Too Few Arguments"); |
| 1204 |
|
env->err=1; |
| 1205 |
|
return; |
| 1206 |
|
} |
| 1207 |
|
|
| 1208 |
|
if(env->head->next->item->type != list) { |
| 1209 |
|
printerr("Bad Argument Type"); |
| 1210 |
|
env->err=2; |
| 1211 |
|
return; |
| 1212 |
|
} |
| 1213 |
|
|
| 1214 |
|
loop= env->head->item; |
| 1215 |
|
loop->refcount++; |
| 1216 |
|
toss(env); if(env->err) return; |
| 1217 |
|
|
| 1218 |
|
foo= env->head->item; |
| 1219 |
|
foo->refcount++; |
| 1220 |
|
toss(env); if(env->err) return; |
| 1221 |
|
|
| 1222 |
|
iterator= foo->content.ptr; |
| 1223 |
|
|
| 1224 |
|
while(iterator!=NULL) { |
| 1225 |
|
push_val(&(env->head), iterator->item); |
| 1226 |
|
push_val(&(env->head), loop); |
| 1227 |
|
eval(env); if(env->err) return; |
| 1228 |
|
iterator= iterator->next; |
| 1229 |
|
} |
| 1230 |
|
|
| 1231 |
|
free_val(loop); |
| 1232 |
|
free_val(foo); |
| 1233 |
|
} |
| 1234 |
|
|
| 1235 |
|
/* 'to' */ |
| 1236 |
|
extern void to(environment *env) { |
| 1237 |
|
int i, start, ending; |
| 1238 |
|
|
| 1239 |
|
if((env->head)==NULL || env->head->next==NULL) { |
| 1240 |
|
printerr("Too Few Arguments"); |
| 1241 |
|
env->err=1; |
| 1242 |
|
return; |
| 1243 |
|
} |
| 1244 |
|
|
| 1245 |
|
if(env->head->item->type!=integer |
| 1246 |
|
|| env->head->next->item->type!=integer) { |
| 1247 |
|
printerr("Bad Argument Type"); |
| 1248 |
|
env->err=2; |
| 1249 |
|
return; |
| 1250 |
|
} |
| 1251 |
|
|
| 1252 |
|
ending= env->head->item->content.val; |
| 1253 |
|
toss(env); if(env->err) return; |
| 1254 |
|
start= env->head->item->content.val; |
| 1255 |
|
toss(env); if(env->err) return; |
| 1256 |
|
|
| 1257 |
|
push_sym(env, "["); |
| 1258 |
|
|
| 1259 |
|
if(ending>=start) { |
| 1260 |
|
for(i= start; i<=ending; i++) |
| 1261 |
|
push_int(&(env->head), i); |
| 1262 |
|
} else { |
| 1263 |
|
for(i= start; i>=ending; i--) |
| 1264 |
|
push_int(&(env->head), i); |
| 1265 |
|
} |
| 1266 |
|
|
| 1267 |
|
push_sym(env, "["); |
| 1268 |
|
pack(env); if(env->err) return; |
| 1269 |
|
} |
| 1270 |
|
|
| 1271 |
|
/* Read a string */ |
| 1272 |
|
extern void readline(environment *env) { |
| 1273 |
|
char in_string[101]; |
| 1274 |
|
|
| 1275 |
|
fgets(in_string, 100, stdin); |
| 1276 |
|
push_cstring(&(env->head), in_string); |
| 1277 |
|
} |
| 1278 |
|
|
| 1279 |
|
/* Read a value and place on stack */ |
| 1280 |
|
extern void read(environment *env) { |
| 1281 |
|
const char symbform[]= "%[a-zA-Z0-9!$%*+./:<=>?@^_~-]%100c"; |
| 1282 |
|
const char strform[]= "\"%[^\"]\"%100c"; |
| 1283 |
|
const char intform[]= "%i%100c"; |
| 1284 |
|
const char blankform[]= "%*[ \t]%100c"; |
| 1285 |
|
const char ebrackform[]= "%*1[]]%100c"; |
| 1286 |
|
const char semicform[]= "%*1[;]%100c"; |
| 1287 |
|
const char bbrackform[]= "%*1[[]%100c"; |
| 1288 |
|
|
| 1289 |
|
int itemp, rerun= 0; |
| 1290 |
|
static int depth= 0; |
| 1291 |
|
char *rest, *match; |
| 1292 |
|
static char *in_string= NULL; |
| 1293 |
|
size_t inlength; |
| 1294 |
|
|
| 1295 |
|
if(in_string==NULL) { |
| 1296 |
|
readline(env); if(env->err) return; |
| 1297 |
|
|
| 1298 |
|
in_string= malloc(strlen(env->head->item->content.ptr)+1); |
| 1299 |
|
strcpy(in_string, env->head->item->content.ptr); |
| 1300 |
|
toss(env); if(env->err) return; |
| 1301 |
|
} |
| 1302 |
|
|
| 1303 |
|
inlength= strlen(in_string)+1; |
| 1304 |
|
match= malloc(inlength); |
| 1305 |
|
rest= malloc(inlength); |
| 1306 |
|
|
| 1307 |
|
if(sscanf(in_string, blankform, rest)) { |
| 1308 |
|
rerun= 1; |
| 1309 |
|
} else if(sscanf(in_string, intform, &itemp, rest) > 0) { |
| 1310 |
|
push_int(&(env->head), itemp); |
| 1311 |
|
} else if(sscanf(in_string, strform, match, rest) > 0) { |
| 1312 |
|
push_cstring(&(env->head), match); |
| 1313 |
|
} else if(sscanf(in_string, symbform, match, rest) > 0) { |
| 1314 |
|
push_sym(env, match); |
| 1315 |
|
} else if(sscanf(in_string, ebrackform, rest) > 0) { |
| 1316 |
|
push_sym(env, "["); |
| 1317 |
|
pack(env); if(env->err) return; |
| 1318 |
|
if(depth!=0) depth--; |
| 1319 |
|
} else if(sscanf(in_string, semicform, rest) > 0) { |
| 1320 |
|
push_sym(env, ";"); |
| 1321 |
|
} else if(sscanf(in_string, bbrackform, rest) > 0) { |
| 1322 |
|
push_sym(env, "["); |
| 1323 |
|
depth++; |
| 1324 |
|
} else { |
| 1325 |
|
free(rest); |
| 1326 |
|
rest= NULL; |
| 1327 |
|
rerun= 1; |
| 1328 |
|
} |
| 1329 |
|
|
| 1330 |
|
free(in_string); |
| 1331 |
|
free(match); |
| 1332 |
|
|
| 1333 |
|
in_string= rest; |
| 1334 |
|
|
| 1335 |
|
if(rerun || depth) |
| 1336 |
|
return read(env); |
| 1337 |
|
} |
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Revision Log
| 
Patch