49 lines
1.2 KiB
Text
49 lines
1.2 KiB
Text
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#!/usr/bin/perl
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#
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# Scrub the variable fields from the normal trace2 output to
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# make testing easier.
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use strict;
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use warnings;
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my $float = '[0-9]*\.[0-9]+([eE][-+]?[0-9]+)?';
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# This code assumes that the trace2 data was written with bare
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# turned on (which omits the "<clock> <file>:<line>" prefix.
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while (<>) {
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# Various messages include an elapsed time in the middle
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# of the message. Replace the time with a placeholder to
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# simplify our HEREDOC in the test script.
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s/elapsed:$float/elapsed:_TIME_/g;
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my $line = $_;
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# we expect:
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# start <argv0> [<argv1> [<argv2> [...]]]
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#
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# where argv0 might be a relative or absolute path, with
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# or without quotes, and platform dependent. Replace argv0
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# with a token for HEREDOC matching in the test script.
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if ($line =~ m/^start/) {
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$line =~ /^start\s+(.*)/;
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my $argv = $1;
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$argv =~ m/(\'[^\']*\'|[^ ]+)\s+(.*)/;
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my $argv_0 = $1;
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my $argv_rest = $2;
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print "start _EXE_ $argv_rest\n";
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}
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elsif ($line =~ m/^cmd_path/) {
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# Likewise, the 'cmd_path' message breaks out argv[0].
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#
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# This line is only emitted when RUNTIME_PREFIX is defined,
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# so just omit it for testing purposes.
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# print "cmd_path _EXE_\n";
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}
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else {
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print "$line";
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}
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}
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