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Back out 6dde2c9fa272: Doesn't work on Lua 5.1

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This commit is contained in:
Kim Alvefur 2020-10-15 17:12:33 +02:00
parent 9b8a54345f
commit bad47be8f9
1 changed files with 6 additions and 13 deletions
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19
util-src/strbitop.c
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@ -2,7 +2,7 @@
* This project is MIT licensed. Please see the
* COPYING file in the source package for more information.
*
* Copyright (C) 2016-2020 Kim Alvefur
* Copyright (C) 2016 Kim Alvefur
*/
#include <lua.h>
@ -25,13 +25,10 @@ int strop_and(lua_State *L) {
return 1;
}
char *cbuf = luaL_buffinitsize(L, &buf, a);
for(i = 0; i < a; i++) {
cbuf[i] = str_a[i] & str_b[i % b];
luaL_addchar(&buf, str_a[i] & str_b[i % b]);
}
luaL_addsize(&buf, a);
luaL_pushresult(&buf);
return 1;
}
@ -47,13 +44,10 @@ int strop_or(lua_State *L) {
return 1;
}
char *cbuf = luaL_buffinitsize(L, &buf, a);
for(i = 0; i < a; i++) {
cbuf[i] = str_a[i] | str_b[i % b];
luaL_addchar(&buf, str_a[i] | str_b[i % b]);
}
luaL_addsize(&buf, a);
luaL_pushresult(&buf);
return 1;
}
@ -64,18 +58,17 @@ int strop_xor(lua_State *L) {
const char *str_a = luaL_checklstring(L, 1, &a);
const char *str_b = luaL_checklstring(L, 2, &b);
luaL_buffinit(L, &buf);
if(a == 0 || b == 0) {
lua_settop(L, 1);
return 1;
}
char *cbuf = luaL_buffinitsize(L, &buf, a);
for(i = 0; i < a; i++) {
cbuf[i] = str_a[i] ^ str_b[i % b];
luaL_addchar(&buf, str_a[i] ^ str_b[i % b]);
}
luaL_addsize(&buf, a);
luaL_pushresult(&buf);
return 1;
}