From 0735b01b58278441aef6ea4284f583f391366bad Mon Sep 17 00:00:00 2001
From: Peter Donald <donaldp@apache.org>
Date: Fri, 9 Nov 2001 11:15:14 +0000
Subject: [PATCH] Add in a completiong script for nt build files.

Submitted by: Mike Williams <mikew@cortexebusiness.com.au>


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269889 13f79535-47bb-0310-9956-ffa450edef68
---
 build.xml                      |  7 ++-
 src/script/complete-ant-cmd.pl | 99 ++++++++++++++++++++++++++++++++++
 2 files changed, 104 insertions(+), 2 deletions(-)
 create mode 100644 src/script/complete-ant-cmd.pl

diff --git a/build.xml b/build.xml
index 002bb26d6..6ab6b7377 100644
--- a/build.xml
+++ b/build.xml
@@ -368,7 +368,7 @@
       <include name="ant" />
       <include name="antRun" />
     </fixcrlf>
-    <fixcrlf srcdir="${dist.bin}" includes="runant.pl" />
+    <fixcrlf srcdir="${dist.bin}" includes="*.pl" />
 
     <chmod perm="ugo+rx" dir="${dist.dir}" type="dir" includes="**" />
     <chmod perm="ugo+r" dir="${dist.dir}" type="file" includes="**" />
@@ -376,7 +376,7 @@
        <fileset dir="${dist.bin}">
          <include name="**/ant" />
          <include name="**/antRun" />
-         <include name="**/runant.pl" />
+         <include name="**/*.pl" />
        </fileset>
     </chmod>
   </target>
@@ -506,6 +506,7 @@
     <fixcrlf srcdir="${src.dist.dir}" eol="crlf" includes="*.bat" />
     <fixcrlf srcdir="${src.dist.dir}" eol="lf">
       <include name="**/*.sh" />
+      <include name="**/*.pl" />
       <include name="**/ant" />
       <include name="**/antRun" />
     </fixcrlf>
@@ -550,11 +551,13 @@
       <tarfileset dir="${dist.name}/.." mode="755" username="ant" group="ant">
         <include name="${dist.name}/bin/ant"/>
         <include name="${dist.name}/bin/antRun"/>
+        <include name="${dist.name}/bin/*.pl"/>
       </tarfileset> 
       <tarfileset dir="${dist.name}/.." username="ant" group="ant"> 
         <include name="${dist.name}/**"/>
         <exclude name="${dist.name}/bin/ant"/>
         <exclude name="${dist.name}/bin/antRun"/>
+        <include name="${dist.name}/bin/*.pl"/>
       </tarfileset> 
     </tar>
     <gzip zipfile="${dist.base}/bin/${dist.name}-bin.tar.gz" 
diff --git a/src/script/complete-ant-cmd.pl b/src/script/complete-ant-cmd.pl
new file mode 100644
index 000000000..04fdb9734
--- /dev/null
+++ b/src/script/complete-ant-cmd.pl
@@ -0,0 +1,99 @@
+#!/usr/bin/perl
+#
+# 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 <mikew@cortexebusiness.com.au>
+
+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( <HELP> ) {
+            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: $!\n";
+    my @targets;
+    while (<CACHE>) {
+        chop;
+        s/\r$//;  # for Cygwin
+        push( @targets, $_ );
+    }
+    close( CACHE );
+    @targets;
+
+}
+
+
+