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[script] str - str should not modify ptr

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This commit is contained in:
suchmememanyskill 2020-12-31 20:57:15 +01:00
parent cd6bf6ad9d
commit 95d4f2bbeb
1 changed files with 10 additions and 4 deletions
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14
source/script/args.c
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@ -286,11 +286,18 @@ Variable_t solveEquation(scriptCtx_t* ctx, lexarToken_t* tokens, u32 len, u8 sho
res.free = 0;
}
ELIFT(Minus) {
if (!strcmp(res.stringType + strlen(res.stringType) - strlen(val.stringType), val.stringType)) {
*(res.stringType + strlen(res.stringType) - strlen(val.stringType)) = 0;
u32 lenRes = strlen(res.stringType);
u32 valRes = strlen(val.stringType);
if (!strcmp(res.stringType + lenRes - valRes, val.stringType)) {
char *temp = malloc(lenRes - valRes + 1);
memcpy(temp, res.stringType, lenRes - valRes);
temp[lenRes - valRes] = 0;
freeVariable(res);
res.free = 1;
res.stringType = temp;
}
if (val.free) free(val.stringType);
freeVariable(val);
}
ELIFT(Division) {
int valLen = strlen(val.stringType);
@ -301,7 +308,6 @@ Variable_t solveEquation(scriptCtx_t* ctx, lexarToken_t* tokens, u32 len, u8 sho
char* start = res.stringType;
char* find = NULL;
//char** arr = malloc(20); // should be dynamic
Vector_t arr = newVec(sizeof(char**), 10);
char* temp;