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|
eval '(exit $?0)' && eval 'exec perl -S $0 ${1+"$@"}'
& eval 'exec perl -S $0 $argv:q'
if 0;
# $Id$
#
# Wraps cvs log, and substitutes messages of form "ChangeLogTag"
# with their corresponding ChangeLog entries.
#
# Authors: Luther J. Baker and David L. Levine
####
#### global
####
use strict;
my $dir_sep = $^O eq 'MSWin32' ? '\\' : '/';
my $cvs_log_options = '';
my @changelogs = ();
my %changelog_hash = ();
####
#### main (I do this for reading clarity)
####
{
####
#### Save any command line options (beginning with -), to pass to cvs log.
####
while ($#ARGV >= $[ && $ARGV[0] =~ /^-/) {
$cvs_log_options .= $cvs_log_options ? " " . shift : shift;
}
####
#### Build up the array of ChangeLog files to search,
####
&find_changelogs($ARGV[0]);
####
#### Build the hash table of key=tags value=entry
####
&build_changelog_hash();
####
#### Print the cvs log for each filename argument.
#### Inserting expanded entries after ChangeLog tags
####
foreach my $arg (@ARGV) {
&print_log ($arg);
}
}
####
#### Function surrounding cvs log
####
sub print_log () {
my $file = shift;
open (CVSLOG, "cvs log $cvs_log_options $file |") ||
die "$0: unable to open cvs log\n";
while (<CVSLOG>) {
if (/ChangeLog(Tag)?: *(.*)/i ||
/ChangeLog( *Entry)?: *(.*)/i) {
chomp;
print "$_:\n";
# An array reference HAS to be defined, the following will NOT work
# print "$changelog_hash{$2})" || "ChangeLogTag NOT FOUND!!!!\n";
if (defined $changelog_hash{$2}) {
print "@{$changelog_hash{$2}}";
} else {
print "\n\tChangeLogTag \"$2\" NOT FOUND!!!!\n\n";
}
} else {
print;
}
}
close CVSLOG;
}
####
#### Build the hash
####
sub build_changelog_hash () {
my $key = 0;
my @entry = ();
foreach my $changelog_file (@changelogs) {
open (CHANGELOG, $changelog_file) ||
die "$0: unable to open '$changelog_file'\n";
while (<CHANGELOG>) {
if (/^\w/) {
if ($key) {
if (defined $changelog_hash{$key}) {
#### Deal with multiple identical ChangeLogTags.
push @{$changelog_hash{$key}}, @entry;
} else {
$changelog_hash{$key} = [ @entry ];
}
}
@entry = ();
chomp;
$key = $_;
}
else {
push @entry, $_;
}
}
close CHANGELOG;
}
}
####
#### Find the ChangeLog(s) associated with the file.
####
sub find_changelogs () {
my $file = shift;
if ($#changelogs >= 0) {
@changelogs;
} else {
my $pwd = &basename ($file) || '.';
#### The [C] ensures that the glob will actually look for the file.
while (! (@changelogs =
glob ("$pwd/[C]hangeLog " .
"$pwd/[C]hangeLog-97 " . #### ACE_wrappers/TAO
"$pwd/[C]hangeLog-97b " . #### ACE_wrappers
"$pwd/ChangeLog-9[89]* " .
"$pwd/ChangeLog-0*"))) {
if ($pwd !~ m%^${dir_sep}%) {
#### We're starting with a relative path. Get the
#### absolute path.
chomp ($pwd = `pwd`);
$pwd .= "/$file";
}
$pwd = &basename ($pwd);
if ($pwd eq '') {
warn "$0: ChangeLog NOT FOUND for '$file'!!!!\n";
return ();
}
}
}
}
####
#### Return directory component of a filename, without trailing $dir_sep.
#### Return '' if there is no directory component.
####
sub basename () {
my $filename = shift;
$filename =~ s%[${dir_sep}][^${dir_sep}]+$%% ? $filename : '';
}
|
