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| author | Paolo Bonzini <pbonzini@redhat.com> | 2016-01-07 16:55:24 +0300 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2016-02-03 09:19:09 +0000 |
| commit | 41fc57e44ed64cd4ab5393d83624afd897dabd4f (patch) | |
| tree | 8402d21c2011befea319ad11ba22e14a4bacdb38 /trace/control.c | |
| parent | 45bd0b41bdbf554e49fb510673309164c513a8c8 (diff) | |
| download | qemu-41fc57e44ed64cd4ab5393d83624afd897dabd4f.zip qemu-41fc57e44ed64cd4ab5393d83624afd897dabd4f.tar.gz qemu-41fc57e44ed64cd4ab5393d83624afd897dabd4f.tar.bz2 | |
trace: split trace_init_file out of trace_init_backends
This is cleaner, and improves error reporting with -daemonize.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-id: 1452174932-28657-4-git-send-email-den@openvz.org
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'trace/control.c')
| -rw-r--r-- | trace/control.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/trace/control.c b/trace/control.c index 931d64c..f5a497a 100644 --- a/trace/control.c +++ b/trace/control.c @@ -145,17 +145,24 @@ void trace_init_events(const char *fname) loc_pop(&loc); } -bool trace_init_backends(const char *file) +void trace_init_file(const char *file) { #ifdef CONFIG_TRACE_SIMPLE - if (!st_init(file)) { - fprintf(stderr, "failed to initialize simple tracing backend.\n"); - return false; - } + st_set_trace_file(file); #else if (file) { fprintf(stderr, "error: -trace file=...: " "option not supported by the selected tracing backends\n"); + exit(1); + } +#endif +} + +bool trace_init_backends(void) +{ +#ifdef CONFIG_TRACE_SIMPLE + if (!st_init()) { + fprintf(stderr, "failed to initialize simple tracing backend.\n"); return false; } #endif |