Reduce build latency and fix old cpu bugs

third_party/quickjs/cutils.c

@@ -87,126 +87,6 @@ int has_suffix(const char *str, const char *suffix)
 
 /* Dynamic buffer package */
 
-static void *dbuf_default_realloc(void *opaque, void *ptr, size_t size)
-{
-    return realloc(ptr, size);
-}
-
-void dbuf_init2(DynBuf *s, void *opaque, DynBufReallocFunc *realloc_func)
-{
-    memset(s, 0, sizeof(*s));
-    if (!realloc_func)
-        realloc_func = dbuf_default_realloc;
-    s->opaque = opaque;
-    s->realloc_func = realloc_func;
-}
-
-void dbuf_init(DynBuf *s)
-{
-    dbuf_init2(s, NULL, NULL);
-}
-
-/* return < 0 if error */
-int dbuf_realloc(DynBuf *s, size_t new_size)
-{
-    size_t size;
-    uint8_t *new_buf;
-    if (new_size > s->allocated_size) {
-        if (s->error)
-            return -1;
-        size = s->allocated_size * 3 / 2;
-        if (size > new_size)
-            new_size = size;
-        new_buf = s->realloc_func(s->opaque, s->buf, new_size);
-        if (!new_buf) {
-            s->error = TRUE;
-            return -1;
-        }
-        s->buf = new_buf;
-        s->allocated_size = new_size;
-    }
-    return 0;
-}
-
-int dbuf_write(DynBuf *s, size_t offset, const uint8_t *data, size_t len)
-{
-    size_t end;
-    end = offset + len;
-    if (dbuf_realloc(s, end))
-        return -1;
-    memcpy(s->buf + offset, data, len);
-    if (end > s->size)
-        s->size = end;
-    return 0;
-}
-
-int dbuf_put(DynBuf *s, const uint8_t *data, size_t len)
-{
-    if (unlikely((s->size + len) > s->allocated_size)) {
-        if (dbuf_realloc(s, s->size + len))
-            return -1;
-    }
-    memcpy(s->buf + s->size, data, len);
-    s->size += len;
-    return 0;
-}
-
-int dbuf_put_self(DynBuf *s, size_t offset, size_t len)
-{
-    if (unlikely((s->size + len) > s->allocated_size)) {
-        if (dbuf_realloc(s, s->size + len))
-            return -1;
-    }
-    memcpy(s->buf + s->size, s->buf + offset, len);
-    s->size += len;
-    return 0;
-}
-
-int dbuf_putc(DynBuf *s, uint8_t c)
-{
-    return dbuf_put(s, &c, 1);
-}
-
-int dbuf_putstr(DynBuf *s, const char *str)
-{
-    return dbuf_put(s, (const uint8_t *)str, strlen(str));
-}
-
-int __attribute__((format(printf, 2, 3))) dbuf_printf(DynBuf *s,
-                                                      const char *fmt, ...)
-{
-    va_list ap;
-    char buf[128];
-    int len;
-    
-    va_start(ap, fmt);
-    len = vsnprintf(buf, sizeof(buf), fmt, ap);
-    va_end(ap);
-    if (len < sizeof(buf)) {
-        /* fast case */
-        return dbuf_put(s, (uint8_t *)buf, len);
-    } else {
-        if (dbuf_realloc(s, s->size + len + 1))
-            return -1;
-        va_start(ap, fmt);
-        vsnprintf((char *)(s->buf + s->size), s->allocated_size - s->size,
-                  fmt, ap);
-        va_end(ap);
-        s->size += len;
-    }
-    return 0;
-}
-
-void dbuf_free(DynBuf *s)
-{
-    /* we test s->buf as a fail safe to avoid crashing if dbuf_free()
-       is called twice */
-    if (s->buf) {
-        s->realloc_func(s->opaque, s->buf, 0);
-    }
-    memset(s, 0, sizeof(*s));
-}
-
 /* Note: at most 31 bits are encoded. At most UTF8_CHAR_LEN_MAX bytes
    are output. */
 int unicode_to_utf8(uint8_t *buf, unsigned int c)