diff options
Diffstat (limited to 'pixman/test/utils.c')
| -rw-r--r-- | pixman/test/utils.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/pixman/test/utils.c b/pixman/test/utils.c index 402560227..44188ea90 100644 --- a/pixman/test/utils.c +++ b/pixman/test/utils.c @@ -130,6 +130,14 @@ compute_crc32 (uint32_t in_crc32, return (crc32 ^ 0xFFFFFFFF); } +pixman_bool_t +is_little_endian (void) +{ + volatile uint16_t endian_check_var = 0x1234; + + return (*(volatile uint8_t *)&endian_check_var == 0x34); +} + /* perform endian conversion of pixel data */ void @@ -142,8 +150,7 @@ image_endian_swap (pixman_image_t *img) int i, j; /* swap bytes only on big endian systems */ - volatile uint16_t endian_check_var = 0x1234; - if (*(volatile uint8_t *)&endian_check_var != 0x12) + if (is_little_endian()) return; if (bpp == 8) |