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config.pl get: be better behaved

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When printing an option's value, print a newline at the end.

When the requested option is missing, fail with status 1 (the usual
convention for "not found") rather than -1 (which has a
system-dependent effect).
This commit is contained in:
Gilles Peskine 2017-10-09 16:56:18 +02:00 committed by Simon Butcher
parent 01f57e351c
commit d98e9e8577
1 changed files with 5 additions and 5 deletions
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6
scripts/config.pl
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@ -56,7 +56,7 @@ Commands
unset <symbol> - Comments out the #define for the given symbol if
present in the configuration file.
get <symbol> - Finds the #define for the given symbol, returning
an exitcode of 0 if the symbol is found, and -1 if
an exitcode of 0 if the symbol is found, and 1 if
not. The value of the symbol is output if one is
specified in the configuration file.
full - Uncomments all #define's in the configuration file
@ -238,12 +238,12 @@ if (defined $config_write) {
if ($action eq "get") {
if ($done) {
if ($value ne '') {
print $value;
print "$value\n";
}
exit 0;
} else {
# If the symbol was not found, return an error
exit -1;
exit 1;
}
}