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authorDavid Zeuthen <davidz@redhat.com>2009-11-08 12:25:55 -0500
committerDavid Zeuthen <davidz@redhat.com>2009-11-08 12:31:35 -0500
commit4e3664f22b39c3efa33f5778a651a083b5e1f544 (patch)
tree16fbba2a4bec1363bb13ac07c1dc9405664e1e94
parent368d325ba8a53090a3bb71cbdbe25e11d70fff02 (diff)
gudev: Fix up GUdevDeviceNumber
Actually dev_t is an unsigned quad type (e.g. 64-bit even on 32-bit x86) so defining it to be an integer is wrong and not future proof. Thus, redefine it to actually be a dev_t (as originally wanted) and instead add a work-around for GNOME bug #584517, see https://bugzilla.gnome.org/show_bug.cgi?id=584517 for details. This way, GObject Introspection will still work. This change is technically an API/ABI break but - all released GUdev versions requires the user to understand that the API/ABI is unstable by requiring the G_UDEV_API_IS_SUBJECT_TO_CHANGE symbols to be defined - functions using GUdevDeviceNumber are rarely used so we don't bump the so number. Signed-off-by: David Zeuthen <davidz@redhat.com>
-rw-r--r--Makefile.am2
-rw-r--r--extras/gudev/gudevtypes.h9
2 files changed, 8 insertions, 3 deletions
diff --git a/Makefile.am b/Makefile.am
index 2185614c43..92598a60c2 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -378,7 +378,7 @@ extras/gudev/GUdev-1.0.gir: extras/gudev/libgudev-1.0.la $(G_IR_SCANNER) Makefil
--pkg=gobject-2.0 \
-I$(top_srcdir)/extras \
-D_GUDEV_COMPILATION \
- -DG_UDEV_API_IS_SUBJECT_TO_CHANGE \
+ -D_GUDEV_WORK_AROUND_DEV_T_BUG \
$(top_srcdir)/extras/gudev/gudev.h \
$(top_srcdir)/extras/gudev/gudevtypes.h \
$(top_srcdir)/extras/gudev/gudevenums.h \
diff --git a/extras/gudev/gudevtypes.h b/extras/gudev/gudevtypes.h
index 66156723f2..b95cf97529 100644
--- a/extras/gudev/gudevtypes.h
+++ b/extras/gudev/gudevtypes.h
@@ -26,6 +26,7 @@
#define __G_UDEV_TYPES_H__
#include <gudev/gudevenums.h>
+#include <sys/types.h>
G_BEGIN_DECLS
@@ -36,9 +37,13 @@ typedef struct _GUdevDevice GUdevDevice;
* GUdevDeviceNumber:
*
* Corresponds to the standard #dev_t type as defined by POSIX (Until
- * bug 584517 is resolved this is aliased to an integer).
+ * bug 584517 is resolved this work-around is needed).
*/
-typedef int GUdevDeviceNumber;
+#ifdef _GUDEV_WORK_AROUND_DEV_T_BUG
+typedef guint64 GUdevDeviceNumber; /* __UQUAD_TYPE */
+#else
+typedef dev_t GUdevDeviceNumber;
+#endif
G_END_DECLS