apt-pkg/cdrom.{cc,h}: add (ugly) workaround to ensure the ABI is not broken (also in this case its probably not needed because pkgUDevCDrom is not used outside libapt itself, still its better to be on the save side)

1 files changed, 8 insertions, 1 deletions

diff --git a/apt-pkg/cdrom.cc b/apt-pkg/cdrom.cc
index 55600fe57..36a1d7f12 100644
--- a/apt-pkg/cdrom.cc
+++ b/apt-pkg/cdrom.cc
@@ -854,7 +854,9 @@ pkgUdevCdromDevices::Dlopen()                     		        /*{{{*/
    libudev_handle = h;
    udev_new = (udev* (*)(void)) dlsym(h, "udev_new");
    udev_enumerate_add_match_property = (int (*)(udev_enumerate*, const char*, const char*))dlsym(h, "udev_enumerate_add_match_property");
+#if 0 // FIXME: uncomment on next ABI break
    udev_enumerate_add_match_sysattr = (int (*)(udev_enumerate*, const char*, const char*))dlsym(h, "udev_enumerate_add_match_sysattr");
+#endif
    udev_enumerate_scan_devices = (int (*)(udev_enumerate*))dlsym(h, "udev_enumerate_scan_devices");
    udev_enumerate_get_list_entry = (udev_list_entry* (*)(udev_enumerate*))dlsym(h, "udev_enumerate_get_list_entry");
    udev_device_new_from_syspath = (udev_device* (*)(udev*, const char*))dlsym(h, "udev_device_new_from_syspath");
@@ -895,8 +897,13 @@ pkgUdevCdromDevices::ScanForRemovable(bool CdromOnly)
    enumerate = udev_enumerate_new (udev_ctx);
    if (CdromOnly)
       udev_enumerate_add_match_property(enumerate, "ID_CDROM", "1");
-   else
+   else {
+#if 1 // FIXME: remove the next two lines on the next ABI break
+      int (*udev_enumerate_add_match_sysattr)(struct udev_enumerate *udev_enumerate, const char *property, const char *value);
+      udev_enumerate_add_match_sysattr = (int (*)(udev_enumerate*, const char*, const char*))dlsym(libudev_handle, "udev_enumerate_add_match_sysattr");
+#endif
       udev_enumerate_add_match_sysattr(enumerate, "removable", "1");
+   }
 
    udev_enumerate_scan_devices (enumerate);
    devices = udev_enumerate_get_list_entry (enumerate);