todo item about offline support

[code/myrepos.git] / mr

diff --git a/mr b/mr
index d4622d93e01c3ed60be2f4e69dd42cdffadb08f0..3148a3f94fba74eb4a857642fbe5595e5db5d8f7 100755 (executable)
--- a/mr
+++ b/mr
@@ -224,7 +224,9 @@ is an alias, and its value is the action to use.
 All other sections add repositories. The section header specifies the
 directory where the repository is located. This is relative to the directory
 that contains the mrconfig file, but you can also choose to use absolute
 All other sections add repositories. The section header specifies the
 directory where the repository is located. This is relative to the directory
 that contains the mrconfig file, but you can also choose to use absolute

-paths.
+paths. (Note that you can use environment variables in section names; they
+will be passed through the shell for expansion. For example, 
+"[$HOSTNAME]", or "[${HOSTNAME}foo]")

 
 Within a section, each parameter defines a shell command to run to handle a
 given action. mr contains default handlers for "update", "status",
 
 Within a section, each parameter defines a shell command to run to handle a
 given action. mr contains default handlers for "update", "status",


@@ -423,6 +425,8 @@ sub action { #{{{
                       $config{$topdir}{$subdir}{lib}."\n" : "";
        my $is_checkout=($action eq 'checkout');
 
                       $config{$topdir}{$subdir}{lib}."\n" : "";
        my $is_checkout=($action eq 'checkout');
 

+       $ENV{MR_REPO}=$dir;
+

        if ($is_checkout) {
                if (-d $dir) {
                        print "mr $action: $dir already exists, skipping checkout\n" if $verbose;
        if ($is_checkout) {
                if (-d $dir) {
                        print "mr $action: $dir already exists, skipping checkout\n" if $verbose;


@@ -437,8 +441,6 @@ sub action { #{{{
                }
        }
 
                }
        }
 

-       $ENV{MR_REPO}=$dir;
-

        my $skiptest=findcommand("skip", $dir, $topdir, $subdir, $is_checkout);
        my $command=findcommand($action, $dir, $topdir, $subdir, $is_checkout);
 
        my $skiptest=findcommand("skip", $dir, $topdir, $subdir, $is_checkout);
        my $command=findcommand($action, $dir, $topdir, $subdir, $is_checkout);
 


@@ -717,6 +719,18 @@ sub selectrepos { #{{{
        return @repos;
 } #}}}
 
        return @repos;
 } #}}}
 

+sub expandenv { #{{{
+       my $val=shift;
+       
+
+       if ($val=~/\$/) {
+               $val=`echo "$val"`;
+               chomp $val;
+       }
+       
+       return $val;
+} #}}}
+

 my %loaded;
 sub loadconfig { #{{{
        my $f=shift;
 my %loaded;
 sub loadconfig { #{{{
        my $f=shift;


@@ -777,7 +791,7 @@ sub loadconfig { #{{{
                chomp;
                next if /^\s*\#/ || /^\s*$/;
                if (/^\[([^\]]*)\]\s*$/) {
                chomp;
                next if /^\s*\#/ || /^\s*$/;
                if (/^\[([^\]]*)\]\s*$/) {

-                       $section=$1;
+                       $section=expandenv($1);

                }
                elsif (/^(\w+)\s*=\s*(.*)/) {
                        my $parameter=$1;
                }
                elsif (/^(\w+)\s*=\s*(.*)/) {
                        my $parameter=$1;


@@ -900,7 +914,7 @@ sub modifyconfig { #{{{
                                $addfields->();
                        }
 
                                $addfields->();
                        }
 

-                       $section=$1;
+                       $section=expandenv($1);

 
                        push @out, $_;
                }
 
                        push @out, $_;
                }


@@ -1013,7 +1027,12 @@ sub config { #{{{
 } #}}}
 
 sub register { #{{{
 } #}}}
 
 sub register { #{{{

-       if (! $config_overridden) {
+       if ($config_overridden) {
+               # Find the directory that the specified config file is
+               # located in.
+               ($directory)=abs_path($ENV{MR_CONFIG})=~/^(.*\/)[^\/]+$/;
+       }
+       else {

                # Find the closest known mrconfig file to the current
                # directory.
                $directory.="/" unless $directory=~/\/$/;
                # Find the closest known mrconfig file to the current
                # directory.
                $directory.="/" unless $directory=~/\/$/;