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| author | Richard W.M. Jones <rjones@redhat.com> | 2009-05-01 11:27:52 +0100 |
|---|---|---|
| committer | Richard W.M. Jones <rjones@redhat.com> | 2009-05-01 11:27:52 +0100 |
| commit | 24bee20ce4196d45891925332a47a05aa5e40938 (patch) | |
| tree | 434b56343dde38ae0c877cab236ada753e2f8549 /java | |
| parent | 8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f (diff) | |
| download | libguestfs-24bee20ce4196d45891925332a47a05aa5e40938.tar.gz libguestfs-24bee20ce4196d45891925332a47a05aa5e40938.tar.xz libguestfs-24bee20ce4196d45891925332a47a05aa5e40938.zip | |
Generated code for dmesg command.
Diffstat (limited to 'java')
| -rw-r--r-- | java/com/redhat/et/libguestfs/GuestFS.java | 24 | ||||
| -rw-r--r-- | java/com_redhat_et_libguestfs_GuestFS.c | 18 |
2 files changed, 42 insertions, 0 deletions
diff --git a/java/com/redhat/et/libguestfs/GuestFS.java b/java/com/redhat/et/libguestfs/GuestFS.java index c29789c0..f56ae415 100644 --- a/java/com/redhat/et/libguestfs/GuestFS.java +++ b/java/com/redhat/et/libguestfs/GuestFS.java @@ -2512,4 +2512,28 @@ public class GuestFS { private native void _drop_caches (long g, int whattodrop) throws LibGuestFSException; + /** + * return kernel messages + * + * This returns the kernel messages ("dmesg" output) from + * the guest kernel. This is sometimes useful for extended + * debugging of problems. + * + * Another way to get the same information is to enable + * verbose messages with "g.set_verbose" or by setting the + * environment variable "LIBGUESTFS_DEBUG=1" before running + * the program. + * + * @throws LibGuestFSException + */ + public String dmesg () + throws LibGuestFSException + { + if (g == 0) + throw new LibGuestFSException ("dmesg: handle is closed"); + return _dmesg (g); + } + private native String _dmesg (long g) + throws LibGuestFSException; + } diff --git a/java/com_redhat_et_libguestfs_GuestFS.c b/java/com_redhat_et_libguestfs_GuestFS.c index ae6ff863..323402d8 100644 --- a/java/com_redhat_et_libguestfs_GuestFS.c +++ b/java/com_redhat_et_libguestfs_GuestFS.c @@ -2533,3 +2533,21 @@ Java_com_redhat_et_libguestfs_GuestFS__1drop_1caches } } +JNIEXPORT jstring JNICALL +Java_com_redhat_et_libguestfs_GuestFS__1dmesg + (JNIEnv *env, jobject obj, jlong jg) +{ + guestfs_h *g = (guestfs_h *) (long) jg; + jstring jr; + char *r; + + r = guestfs_dmesg (g); + if (r == NULL) { + throw_exception (env, guestfs_last_error (g)); + return NULL; + } + jr = (*env)->NewStringUTF (env, r); + free (r); + return jr; +} + |