#!/usr/bin/perl # # Copyright 2001,2004 The Apache Software Foundation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # # A script to allow Bash or Z-Shell to complete an Ant command-line. # # To install for Bash 2.0 or better, add the following to ~/.bashrc: # # $ complete -C complete-ant-cmd ant build.sh # # To install for Z-Shell 2.5 or better, add the following to ~/.zshrc: # # function ant_complete () { # local args_line args # read -l args_line # set -A args $args_line # set -A reply $(COMP_LINE=$args_line complete-ant-cmd ${args[1]} $1) # } # compctl -K ant_complete ant build.sh # # @author Mike Williams my $cmdLine = $ENV{'COMP_LINE'}; my $antCmd = $ARGV[0]; my $word = $ARGV[1]; my @completions; if ($word =~ /^-/) { list( restrict( $word, getArguments() )); } elsif ($cmdLine =~ /-(f|buildfile)\s+\S*$/) { list( getBuildFiles($word) ); } else { list( restrict( $word, getTargets() )); } exit(0); sub list { for (@_) { print "$_\n"; } } sub restrict { my ($word, @completions) = @_; grep( /^\Q$word\E/, @completions ); } sub getArguments { qw(-buildfile -debug -emacs -f -find -help -listener -logfile -logger -projecthelp -quiet -verbose -version); } sub getBuildFiles { my ($word) = @_; grep( /\.xml$/, glob( "$word*" )); } sub getTargets { # Look for build-file my $buildFile = 'build.xml'; if ($cmdLine =~ /-(f|buildfile)\s+(\S+)/) { $buildFile = $2; } return () unless (-f $buildFile); # Run "ant -projecthelp" to list targets. Keep a cache of results in a # cache-file. my $cacheFile = $buildFile; $cacheFile =~ s|(.*/)?(.*)|${1}.ant-targets-${2}|; if ((!-e $cacheFile) || (-M $buildFile) < (-M $cacheFile)) { open( CACHE, '>'.$cacheFile ) || die "can\'t write $cacheFile: $!\n"; open( HELP, "$antCmd -projecthelp -f '$buildFile'|" ) || return(); my %targets; while( ) { if (/^\s+(\S+)/) { $targets{$1}++; } } my @targets = sort keys %targets; for (@targets) { print CACHE "$_\n"; } return @targets; } # Read the target-cache open( CACHE, $cacheFile ) || die "can\'t read $cacheFile: $!\n"; my @targets; while () { chop; s/\r$//; # for Cygwin push( @targets, $_ ); } close( CACHE ); @targets; }
