#
# Library functions for debhelper programs, perl version.
#
-# Joey Hess, GPL copyright 1997-2000.
+# Joey Hess, GPL copyright 1997-2008.
package Debian::Debhelper::Dh_Lib;
use strict;
my $max_compat=7;
sub init {
- # If DH_OPTIONS is set, prepend it @ARGV.
- if (defined($ENV{DH_OPTIONS})) {
- # Ignore leading/trailing whitespace.
- $ENV{DH_OPTIONS}=~s/^\s+//;
- $ENV{DH_OPTIONS}=~s/\s+$//;
- unshift @ARGV,split(/\s+/,$ENV{DH_OPTIONS});
- }
+ my %params=@_;
- # Check to see if an argument on the command line starts with a dash.
- # if so, we need to pass this off to the resource intensive
+ # Check to see if an option line starts with a dash,
+ # or DH_OPTIONS is set.
+ # If so, we need to pass this off to the resource intensive
# Getopt::Long, which I'd prefer to avoid loading at all if possible.
- my $parseopt=undef;
- my $arg;
- foreach $arg (@ARGV) {
- if ($arg=~m/^-/) {
- $parseopt=1;
- last;
- }
- }
- if ($parseopt) {
+ if ((defined $ENV{DH_OPTIONS} && length $ENV{DH_OPTIONS}) ||
+ (defined $ENV{DH_INTERNAL_OPTIONS} && length $ENV{DH_INTERNAL_OPTIONS}) ||
+ grep /^-/, @ARGV) {
eval "use Debian::Debhelper::Dh_Getopt";
- error($!) if $@;
- %dh=Debian::Debhelper::Dh_Getopt::parseopts();
+ error($@) if $@;
+ Debian::Debhelper::Dh_Getopt::parseopts($params{options});
}
# Another way to set excludes.
my $write_log=1;
sub END {
if ($? == 0 && $write_log) {
- my $cmd=basename($0);
- foreach my $package (@{$dh{DOPACKAGES}}) {
- my $ext=pkgext($package);
- my $log="debian/${ext}debhelper.log";
- open(LOG, ">>", $log) || error("failed to write to ${log}: $!");
- print LOG $cmd."\n";
- close LOG;
- }
+ write_log(basename($0), @{$dh{DOPACKAGES}});
+ }
+}
+
+sub write_log {
+ my $cmd=shift;
+ my @packages=@_;
+
+ foreach my $package (@packages) {
+ my $ext=pkgext($package);
+ my $log="debian/${ext}debhelper.log";
+ open(LOG, ">>", $log) || error("failed to write to ${log}: $!");
+ print LOG $cmd."\n";
+ close LOG;
}
}
verbose_print(escape_shell(@_));
if (! $dh{NO_ACT}) {
- my $ret=system(@_);
- $ret == 0 || error("command returned error code $ret");
+ system(@_) == 0 || _error_exitcode($_[0]);
}
}
if (! $dh{NO_ACT}) {
# The join makes system get a scalar so it forks off a shell.
- system(join(" ",@_)) == 0
- || error("command returned error code");
+ system(join(" ", @_)) == 0 || _error_exitcode(join(" ", @_))
}
}
+sub _error_exitcode {
+ my $command=shift;
+ if ($? == -1) {
+ error("$command failed to to execute: $!");
+ }
+ elsif ($? & 127) {
+ error("$command died with signal ".($? & 127));
+ }
+ else {
+ error("$command returned exit code ".($? >> 8));
+ }
+}
+
# Run a command that may have a huge number of arguments, like xargs does.
# Pass in a reference to an array containing the arguments, and then other
# parameters that are the command and any parameters that should be passed to