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Cram all 7 exit statuses into LSB of standard 1-byte Unix exit code.

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Daniel Nichter
2013-10-10 10:07:15 -07:00
parent d8c2f24aa2
commit be8da58940
1 changed files with 13 additions and 13 deletions
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26
bin/pt-table-checksum
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@@ -8941,14 +8941,14 @@ my $exit_status = 0;
# http://www.tldp.org/LDP/abs/html/exitcodes.html
our %PTC_EXIT_STATUS = (
# General flags:
ALREADY_RUNNING => 4,
ERROR => 1,
ALREADY_RUNNING => 2,
CAUGHT_SIGNAL => 4,
NO_SLAVES_FOUND => 8,
CAUGHT_SIGNAL => 16,
ERROR => 32,
# Tool-specific flags:
TABLE_DIFF => 512,
SKIP_CHUNK => 1024,
SKIP_TABLE => 2048,
TABLE_DIFF => 16,
SKIP_CHUNK => 32,
SKIP_TABLE => 64,
);
# The following two hashes are used in exec_nibble().
@@ -11609,16 +11609,16 @@ with these flags:
FLAG BIT VALUE MEANING
================ ========= ==========================================
ALREADY_RUNNING 4 --pid file exists and the PID is running
ERROR 1 A non-fatal error occurred
ALREADY_RUNNING 2 --pid file exists and the PID is running
CAUGHT_SIGNAL 4 Caught SIGHUP, SIGINT, SIGPIPE, or SIGTERM
NO_SLAVES_FOUND 8 No replicas or cluster nodes were found
CAUGHT_SIGNAL 16 Caught SIGHUP, SIGINT, SIGPIPE, or SIGTERM
ERROR 32 A non-fatal error occurred
TABLE_DIFF 512 At least one diff was found
SKIP_CHUNK 1024 At least one chunk was skipped
SKIP_TABLE 2048 At least one table was skipped
TABLE_DIFF 16 At least one diff was found
SKIP_CHUNK 32 At least one chunk was skipped
SKIP_TABLE 64 At least one table was skipped
If any flag is set, the exit status will be non-zero. Use the bitwise C<AND>
operation to check for a particular flag. For example, if C<$exit_status & 512>
operation to check for a particular flag. For example, if C<$exit_status & 16>
is true, then at least one diff was found.
=head1 OPTIONS