ViewVC Help
View File | Revision Log | Show Annotations | Root Listing
root/cvsroot/COMP/SCRAM/src/Utilities/SCRAMUtils.pm
Revision: 1.8
Committed: Mon Aug 28 08:35:16 2000 UTC (24 years, 8 months ago) by williamc
Content type: text/plain
Branch: MAIN
Changes since 1.7: +26 -2 lines
Log Message:
remove Interface.pm

File Contents

# Content
1 #
2 # Utility Routines for the SCRAM tools
3 #
4 # Interface
5 #
6 # dated(testfile,@dependencies) : returns 1 if testfile is older than any of its
7 # dependencies or does not exist
8
9 package SCRAMUtils;
10 require 5.001;
11 require Exporter;
12 @ISA = qw(Exporter);
13 @EXPORT = qw(checkfile updatelookup dated);
14 use Carp;
15
16 sub dated {
17 my $testfile=shift;
18 my @files=@_;
19
20 my $rv=0;
21 if ( -f $testfile ) {
22 my $time=(stat($testfile))[9];
23 foreach $file ( @files ) {
24 if ( -f $file ) {
25 if ( (stat($file))[9] > $time ) {
26 $rv=1;
27 print "$testfile is out of date relative to $file\n";
28 }
29 }
30 }
31 }
32 else { $rv=1; }
33 return $rv;
34 }
35
36 sub checkfile {
37 my $filename=shift;
38 my $thisfile="";
39 $thisfile=$ENV{LOCALTOP}."/".$filename;
40 return $thisfile, if ( -e $thisfile );
41 $thisfile=$ENV{RELEASETOP}."/".$filename;
42 return $thisfile, if ( -e $thisfile );
43 return "";
44 }
45
46 #
47 # Replace or add an entry in a hashing file
48 #
49 sub updatelookup {
50 my $filename=shift;
51 my $key=shift;
52 my $rest=shift;
53 my $update=0;
54 use File::Copy;
55
56 open ( SCRAMWORK, ">$filename.wk" ) or
57 croak "Unable to open $filename.wk ".$!."\n";
58 open ( SCRAMUPDATEFILE, $filename );
59 # print "Searching for ".$key."\n";
60 while ( <SCRAMUPDATEFILE> ) {
61 chomp;
62 if ( $_=~/^\Q$key\E/ ) {
63 $update=1;
64 print SCRAMWORK $key.$rest."\n";
65 }
66 else {
67 print SCRAMWORK $_."\n";
68 }
69 }
70 close SCRAMUPDATEFILE;
71 if ( $update==0 ) {
72 print SCRAMWORK $key.$rest."\n";
73 }
74 close SCRAMWORK;
75 copy "$filename.wk", $filename or croak "Unable to update file "
76 ."$filename $!\n";
77
78 }