diff options
Diffstat (limited to 'tests/pixbuf-readonly-to-mutable.c')
| -rw-r--r-- | tests/pixbuf-readonly-to-mutable.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tests/pixbuf-readonly-to-mutable.c b/tests/pixbuf-readonly-to-mutable.c index 7b88458cd..ea8a22f3f 100644 --- a/tests/pixbuf-readonly-to-mutable.c +++ b/tests/pixbuf-readonly-to-mutable.c @@ -19,6 +19,7 @@ #include "gdk-pixbuf/gdk-pixbuf.h" #include "test-common.h" +#include <errno.h> #include <string.h> #ifdef G_OS_UNIX @@ -60,6 +61,7 @@ get_readonly_pixbuf (void) #ifdef G_OS_UNIX { MappedBuf *buf; + int saved_errno; int pagesize; int pages; int r; @@ -76,8 +78,11 @@ get_readonly_pixbuf (void) buf->len = pages * pagesize; zero_fd = open("/dev/zero", O_RDWR); g_assert(zero_fd != -1); + saved_errno = errno; + errno = 0; buf->buf = mmap (NULL, buf->len, PROT_READ | PROT_WRITE, MAP_PRIVATE, zero_fd, 0); - g_assert (buf->buf != NULL); + g_assert_true (errno >= 0); + errno = saved_errno; close(zero_fd); memcpy (buf->buf, gdk_pixbuf_get_pixels (reference), pixlen); |