diff options
| author | Ben Gamari <bgamari.foss@gmail.com> | 2018-11-02 14:24:12 -0400 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2018-11-02 17:13:03 -0400 |
| commit | 5f81952e230fef1f65ae473e09d44101c489c483 (patch) | |
| tree | 67213bfee6bc8a8231745c835553187dae376de2 /rts/RtsFlags.c | |
| parent | 118fca7fe413c3cf986cd07b8694917fde190a3b (diff) | |
| download | haskell-5f81952e230fef1f65ae473e09d44101c489c483.tar.gz | |
rts: Allow output filename of eventlog to be given by command-line
This introduces the `+RTS -ol` flag, which allows user to specify the
destination file for eventlog output.
Test Plan: Validate with included test
Reviewers: simonmar, erikd
Reviewed By: simonmar
Subscribers: rwbarton, carter
Differential Revision: https://phabricator.haskell.org/D5293
Diffstat (limited to 'rts/RtsFlags.c')
| -rw-r--r-- | rts/RtsFlags.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/rts/RtsFlags.c b/rts/RtsFlags.c index 6a72e67859..0aa0b623e7 100644 --- a/rts/RtsFlags.c +++ b/rts/RtsFlags.c @@ -219,6 +219,7 @@ void initRtsFlagsDefaults(void) RtsFlags.TraceFlags.sparks_sampled= false; RtsFlags.TraceFlags.sparks_full = false; RtsFlags.TraceFlags.user = false; + RtsFlags.TraceFlags.trace_output = NULL; #endif #if defined(PROFILING) @@ -349,7 +350,8 @@ usage_text[] = { #if defined(TRACING) "", -" -l[flags] Log events in binary format to the file <program>.eventlog", +" -ol<file> Send binary eventlog to <file> (default: <program>.eventlog)", +" -l[flags] Log events to a file", # if defined(DEBUG) " -v[flags] Log events to stderr", # endif @@ -1434,7 +1436,30 @@ error = true; } ) break; - /* =========== TRACING ---------=================== */ + /* =========== OUTPUT ============================ */ + + case 'o': + switch(rts_argv[arg][2]) { + case 'l': + OPTION_SAFE; + TRACING_BUILD_ONLY( + if (strlen(&rts_argv[arg][3]) == 0) { + errorBelch("-ol expects filename"); + error = true; + } else { + RtsFlags.TraceFlags.trace_output = + strdup(&rts_argv[arg][3]); + } + ); + break; + + default: + errorBelch("Unknown output flag -o%c", rts_argv[arg][2]); + error = true; + } + break; + + /* =========== TRACING ============================ */ case 'l': OPTION_SAFE; |