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Prepped for #160, fixed a stack-shrink bug

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This commit is contained in:
Kayne Ruse
2024-12-17 21:18:45 +11:00
parent a28053d4e9
commit 3e17916a4a
9 changed files with 55 additions and 54 deletions
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8
source/toy_stack.c
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@@ -31,7 +31,7 @@ void Toy_freeStack(Toy_Stack* stack) {
void Toy_pushStack(Toy_Stack** stackHandle, Toy_Value value) {
//don't go overboard
if ((*stackHandle)->count >= TOY_STACK_OVERFLOW) {
if ((*stackHandle)->count >= TOY_STACK_OVERFLOW_THRESHOLD) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Stack overflow\n" TOY_CC_RESET);
exit(-1);
}
@@ -72,9 +72,9 @@ Toy_Value Toy_popStack(Toy_Stack** stackHandle) {
}
//shrink if possible
if ((*stackHandle)->count > TOY_STACK_INITIAL_CAPACITY && (*stackHandle)->count < (*stackHandle)->capacity * TOY_STACK_CONTRACTION_THRESHOLD) {
(*stackHandle)->capacity /= 2;
unsigned int newCapacity = (*stackHandle)->capacity;
if ((*stackHandle)->capacity > TOY_STACK_INITIAL_CAPACITY && (*stackHandle)->count <= (*stackHandle)->capacity / TOY_STACK_CONTRACTION_THRESHOLD) {
(*stackHandle)->capacity /= TOY_STACK_CONTRACTION_THRESHOLD;
unsigned int newCapacity = (*stackHandle)->capacity; //cache for the msg
(*stackHandle) = realloc((*stackHandle), (*stackHandle)->capacity * sizeof(Toy_Value) + sizeof(Toy_Stack));