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- #include "parse/parse.h"
-
- #include <stdio.h>
- #include <stdarg.h>
-
- #include "trace.h"
-
- void l2_parse_err(struct l2_parse_error *err, struct l2_token *tok, const char *fmt, ...) {
- err->line = tok->line;
- err->ch = tok->ch;
- char buf[256];
-
- va_list va;
- va_start(va, fmt);
- int n = vsnprintf(buf, sizeof(buf), fmt, va);
-
- if (n < 0) {
- const char *message = "Failed to generate error message!";
- err->message = malloc(strlen(message) + 1);
- strcpy(err->message, message);
- va_end(va);
- l2_trace("Parse error: %s", err->message);
- return;
- } else if (n + 1 < sizeof(buf)) {
- err->message = malloc(n + 1);
- strcpy(err->message, buf);
- va_end(va);
- l2_trace("Parse error: %s", err->message);
- return;
- }
-
- // Need to allocate for this one
- err->message = malloc(n + 1);
- vsnprintf(err->message, n + 1, fmt, va);
- va_end(va);
- l2_trace("Parse error: %s", err->message);
- }
-
- void l2_parse_error_free(struct l2_parse_error *err) {
- free(err->message);
- }
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