1 | #!/usr/bin/perl
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2 | #
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3 | # Copyright 2001,2004 The Apache Software Foundation
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4 | #
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5 | # Licensed under the Apache License, Version 2.0 (the "License");
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6 | # you may not use this file except in compliance with the License.
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7 | # You may obtain a copy of the License at
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8 | #
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9 | # http://www.apache.org/licenses/LICENSE-2.0
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10 | #
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11 | # Unless required by applicable law or agreed to in writing, software
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12 | # distributed under the License is distributed on an "AS IS" BASIS,
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13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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14 | # See the License for the specific language governing permissions and
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15 | # limitations under the License.
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16 | #
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17 | # A script to allow Bash or Z-Shell to complete an Ant command-line.
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18 | #
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19 | # To install for Bash 2.0 or better, add the following to ~/.bashrc:
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20 | #
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21 | # $ complete -C complete-ant-cmd ant build.sh
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22 | #
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23 | # To install for Z-Shell 2.5 or better, add the following to ~/.zshrc:
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24 | #
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25 | # function ant_complete () {
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26 | # local args_line args
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27 | # read -l args_line
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28 | # set -A args $args_line
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29 | # set -A reply $(COMP_LINE=$args_line complete-ant-cmd ${args[1]} $1)
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30 | # }
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31 | # compctl -K ant_complete ant build.sh
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32 | #
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33 | # @author Mike Williams <[email protected]>
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34 |
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35 | my $cmdLine = $ENV{'COMP_LINE'};
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36 | my $antCmd = $ARGV[0];
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37 | my $word = $ARGV[1];
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38 |
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39 | my @completions;
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40 | if ($word =~ /^-/) {
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41 | list( restrict( $word, getArguments() ));
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42 | } elsif ($cmdLine =~ /-(f|buildfile)\s+\S*$/) {
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43 | list( getBuildFiles($word) );
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44 | } else {
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45 | list( restrict( $word, getTargets() ));
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46 | }
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47 |
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48 | exit(0);
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49 |
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50 | sub list {
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51 | for (@_) {
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52 | print "$_\n";
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53 | }
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54 | }
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55 |
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56 | sub restrict {
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57 | my ($word, @completions) = @_;
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58 | grep( /^\Q$word\E/, @completions );
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59 | }
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60 |
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61 | sub getArguments {
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62 | qw(-buildfile -debug -emacs -f -find -help -listener -logfile
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63 | -logger -projecthelp -quiet -verbose -version);
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64 | }
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65 |
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66 |
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67 | sub getBuildFiles {
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68 | my ($word) = @_;
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69 | grep( /\.xml$/, glob( "$word*" ));
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70 | }
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71 |
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72 | sub getTargets {
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73 |
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74 | # Look for build-file
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75 | my $buildFile = 'build.xml';
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76 | if ($cmdLine =~ /-(f|buildfile)\s+(\S+)/) {
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77 | $buildFile = $2;
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78 | }
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79 | return () unless (-f $buildFile);
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80 |
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81 | # Run "ant -projecthelp" to list targets. Keep a cache of results in a
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82 | # cache-file.
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83 | my $cacheFile = $buildFile;
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84 | $cacheFile =~ s|(.*/)?(.*)|${1}.ant-targets-${2}|;
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85 | if ((!-e $cacheFile) || (-M $buildFile) < (-M $cacheFile)) {
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86 | open( CACHE, '>'.$cacheFile ) || die "can\'t write $cacheFile: $!\n";
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87 | open( HELP, "$antCmd -projecthelp -f '$buildFile'|" ) || return();
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88 | my %targets;
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89 | while( <HELP> ) {
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90 | if (/^\s+(\S+)/) {
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91 | $targets{$1}++;
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92 | }
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93 | }
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94 | my @targets = sort keys %targets;
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95 | for (@targets) { print CACHE "$_\n"; }
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96 | return @targets;
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97 | }
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98 |
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99 | # Read the target-cache
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100 | open( CACHE, $cacheFile ) || die "can\'t read $cacheFile: $!\n";
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101 | my @targets;
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102 | while (<CACHE>) {
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103 | chop;
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104 | s/\r$//; # for Cygwin
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105 | push( @targets, $_ );
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106 | }
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107 | close( CACHE );
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108 | @targets;
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109 |
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110 | }
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111 |
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112 |
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113 |
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