Function pp_err_dup

src/pipeline/pass_parallel.c:277–287

NULL-safe heap strdup. */

/* NULL-safe heap strdup. */
static char *pp_err_dup(const char *s) {
    if (!s) {
        return NULL;
    }
    size_t n = strlen(s) + 1;
    char *d = (char *)malloc(n);
    if (d) {
        memcpy(d, s, n);
    }
    return d;
}

static void pp_err_add(pp_err_list_t *list, const char *path, const char *reason,
                       const char *phase) {