1 |
/* printf */ |
/* printf, sscanf, fgets, fprintf */ |
2 |
#include <stdio.h> |
#include <stdio.h> |
3 |
/* EXIT_SUCCESS */ |
/* exit, EXIT_SUCCESS, malloc, free */ |
4 |
#include <stdlib.h> |
#include <stdlib.h> |
5 |
/* NULL */ |
/* NULL */ |
6 |
#include <stddef.h> |
#include <stddef.h> |
7 |
/* dlopen, dlsym, dlerror */ |
/* dlopen, dlsym, dlerror */ |
8 |
#include <dlfcn.h> |
#include <dlfcn.h> |
9 |
/* assert */ |
/* strcmp, strcpy, strlen, strcat, strdup */ |
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#include <assert.h> |
|
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/* strcat */ |
|
10 |
#include <string.h> |
#include <string.h> |
11 |
|
|
12 |
#define HASHTBLSIZE 65536 |
#define HASHTBLSIZE 65536 |
196 |
} |
} |
197 |
|
|
198 |
/* Mangle a symbol name to a valid C identifier name */ |
/* Mangle a symbol name to a valid C identifier name */ |
199 |
char *mangle_(const char *old_string){ |
char *mangle_str(const char *old_string){ |
200 |
char validchars[] |
char validchars[] |
201 |
="0123456789abcdef"; |
="0123456789abcdef"; |
202 |
char *new_string, *current; |
char *new_string, *current; |
203 |
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|
204 |
new_string=malloc(strlen(old_string)+4); |
new_string=malloc((strlen(old_string)*2)+4); |
205 |
strcpy(new_string, "sx_"); /* Stack eXternal */ |
strcpy(new_string, "sx_"); /* Stack eXternal */ |
206 |
current=new_string+3; |
current=new_string+3; |
207 |
while(old_string[0] != '\0'){ |
while(old_string[0] != '\0'){ |
208 |
current[0]=validchars[old_string[0]/16]; |
current[0]=validchars[(unsigned char)(old_string[0])/16]; |
209 |
current[1]=validchars[old_string[0]%16]; |
current[1]=validchars[(unsigned char)(old_string[0])%16]; |
210 |
current+=2; |
current+=2; |
211 |
old_string++; |
old_string++; |
212 |
} |
} |
231 |
return; |
return; |
232 |
} |
} |
233 |
|
|
234 |
new_string= mangle_((const char *)(env->head->item->content.ptr)); |
new_string= mangle_str((const char *)(env->head->item->content.ptr)); |
235 |
|
|
236 |
toss(env); |
toss(env); |
237 |
if(env->err) return; |
if(env->err) return; |
294 |
funcptr= dlsym(handle, in_string); /* Get function pointer */ |
funcptr= dlsym(handle, in_string); /* Get function pointer */ |
295 |
dlerr=dlerror(); |
dlerr=dlerror(); |
296 |
if(dlerr != NULL) { /* If no function was found */ |
if(dlerr != NULL) { /* If no function was found */ |
297 |
mangled=mangle_(in_string); |
mangled=mangle_str(in_string); |
298 |
funcptr= dlsym(handle, mangled); /* try mangling it */ |
funcptr= dlsym(handle, mangled); /* try mangling it */ |
299 |
free(mangled); |
free(mangled); |
300 |
dlerr=dlerror(); |
dlerr=dlerror(); |
529 |
toss(env); |
toss(env); |
530 |
if(env->err) return; |
if(env->err) return; |
531 |
temp_string= malloc(strlen((char*)temp_val->content.ptr)+5); |
temp_string= malloc(strlen((char*)temp_val->content.ptr)+5); |
532 |
strcat(temp_string, "[ "); |
strcpy(temp_string, "[ "); |
533 |
strcat(temp_string, (char*)temp_val->content.ptr); |
strcat(temp_string, (char*)temp_val->content.ptr); |
534 |
strcat(temp_string, " ]"); |
strcat(temp_string, " ]"); |
535 |
stack_read(env, temp_string); |
stack_read(env, temp_string); |
903 |
/* + */ |
/* + */ |
904 |
extern void sx_2b(environment *env) { |
extern void sx_2b(environment *env) { |
905 |
int a, b; |
int a, b; |
906 |
|
size_t len; |
907 |
|
char* new_string; |
908 |
|
value *a_val, *b_val; |
909 |
|
|
910 |
if((env->head)==NULL || env->head->next==NULL) { |
if((env->head)==NULL || env->head->next==NULL) { |
911 |
printerr("Too Few Arguments"); |
printerr("Too Few Arguments"); |
912 |
env->err=1; |
env->err=1; |
913 |
return; |
return; |
914 |
} |
} |
915 |
|
|
916 |
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if(env->head->item->type==string |
917 |
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&& env->head->next->item->type==string) { |
918 |
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a_val= env->head->item; |
919 |
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b_val= env->head->next->item; |
920 |
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a_val->refcount++; |
921 |
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b_val->refcount++; |
922 |
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toss(env); if(env->err) return; |
923 |
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toss(env); if(env->err) return; |
924 |
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len= strlen(a_val->content.ptr)+strlen(b_val->content.ptr)+1; |
925 |
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new_string= malloc(len); |
926 |
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strcpy(new_string, b_val->content.ptr); |
927 |
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strcat(new_string, a_val->content.ptr); |
928 |
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free_val(a_val); free_val(b_val); |
929 |
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push_cstring(&(env->head), new_string); |
930 |
|
free(new_string); |
931 |
|
return; |
932 |
|
} |
933 |
|
|
934 |
if(env->head->item->type!=integer |
if(env->head->item->type!=integer |
935 |
|| env->head->next->item->type!=integer) { |
|| env->head->next->item->type!=integer) { |