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| author | Josh Stone <jistone@redhat.com> | 2009-10-13 19:20:05 -0700 |
|---|---|---|
| committer | Josh Stone <jistone@redhat.com> | 2009-10-13 19:20:05 -0700 |
| commit | 1c1f1a255cd969934bb7ce1678f4a411337be6f9 (patch) | |
| tree | ac6df7814bf392d96f75250e260228ff8a02a1e8 /runtime/staprun/ctl.c | |
| parent | d5e178c1d6eb0e7c1a317b925687050aa1cb6c1b (diff) | |
| parent | c4ca2da6ca875c0142a4e7ffd95e0aa0c573590b (diff) | |
| download | systemtap-steved-1c1f1a255cd969934bb7ce1678f4a411337be6f9.tar.gz systemtap-steved-1c1f1a255cd969934bb7ce1678f4a411337be6f9.tar.xz systemtap-steved-1c1f1a255cd969934bb7ce1678f4a411337be6f9.zip | |
Merge branch 'master' of sourceware.org:/git/systemtap
Diffstat (limited to 'runtime/staprun/ctl.c')
| -rw-r--r-- | runtime/staprun/ctl.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/runtime/staprun/ctl.c b/runtime/staprun/ctl.c index 4597bf72..335006ec 100644 --- a/runtime/staprun/ctl.c +++ b/runtime/staprun/ctl.c @@ -24,11 +24,11 @@ int init_ctl_channel(const char *name, int verb) } else { old_transport = 1; if (sprintf_chk(buf, "/proc/systemtap/%s/.cmd", name)) - return -1; + return -2; } - dbug(2, "Opening %s\n", buf); control_channel = open(buf, O_RDWR); + dbug(2, "Opened %s (%d)\n", buf, control_channel); if (control_channel < 0) { if (verb) { if (attach_mod && errno == ENOENT) @@ -36,10 +36,10 @@ int init_ctl_channel(const char *name, int verb) else perr("Couldn't open control channel '%s'", buf); } - return -1; + return -3; } if (set_clexec(control_channel) < 0) - return -1; + return -4; return old_transport; } @@ -47,6 +47,7 @@ int init_ctl_channel(const char *name, int verb) void close_ctl_channel(void) { if (control_channel >= 0) { + dbug(2, "Closed ctl fd %d\n", control_channel); close(control_channel); control_channel = -1; } |