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Use std::stack for charmaps

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This commit is contained in:
Rangi42
2024-02-21 09:48:55 -05:00
committed by Sylvie
parent 0e07408c63
commit 52c80c2740
1 changed files with 6 additions and 21 deletions
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27
src/asm/charmap.cpp
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@@ -2,6 +2,7 @@
#include <errno.h>
#include <new>
#include <stack>
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
@@ -37,12 +38,7 @@ static HashMap charmaps;
// that gets reallocated.
static struct Charmap **currentCharmap;
struct CharmapStackEntry {
struct Charmap **charmap;
struct CharmapStackEntry *next;
};
struct CharmapStackEntry *charmapStack;
std::stack<struct Charmap **> charmapStack;
static struct Charmap *charmap_Get(char const *name)
{
@@ -119,29 +115,18 @@ void charmap_Set(char const *name)
void charmap_Push(void)
{
struct CharmapStackEntry *stackEntry = (struct CharmapStackEntry *)malloc(sizeof(*stackEntry));
if (stackEntry == NULL)
fatalerror("Failed to alloc charmap stack entry: %s\n", strerror(errno));
stackEntry->charmap = currentCharmap;
stackEntry->next = charmapStack;
charmapStack = stackEntry;
charmapStack.push(currentCharmap);
}
void charmap_Pop(void)
{
if (charmapStack == NULL) {
if (charmapStack.empty()) {
error("No entries in the charmap stack\n");
return;
}
struct CharmapStackEntry *top = charmapStack;
currentCharmap = top->charmap;
charmapStack = top->next;
free(top);
currentCharmap = charmapStack.top();
charmapStack.pop();
}
void charmap_Add(char *mapping, uint8_t value)