diff options
| -rw-r--r-- | ext/gd/gd_ctx.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/ext/gd/gd_ctx.c b/ext/gd/gd_ctx.c index d1ec8e0c25..6fb7b84ce4 100644 --- a/ext/gd/gd_ctx.c +++ b/ext/gd/gd_ctx.c @@ -24,8 +24,13 @@ static void _php_image_output_putc(struct gdIOCtx *ctx, int c) { + /* without the following downcast, the write will fail + * (i.e., will write a zero byte) for all + * big endian architectures: + */ + unsigned char ch = (unsigned char) c; TSRMLS_FETCH(); - php_write(&c, 1 TSRMLS_CC); + php_write(&ch, 1 TSRMLS_CC); } static int _php_image_output_putbuf(struct gdIOCtx *ctx, const void* buf, int l) |