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8039257d BL |
1 | #!/usr/local/bin/perl -w |
2 | # Clean the dependency list in a makefile of standard includes... | |
3 | # Written by Ben Laurie <ben@algroup.co.uk> 19 Jan 1999 | |
4 | ||
5 | use strict; | |
84cf97af BL |
6 | use Cwd; |
7 | ||
8 | my $path = getcwd(); | |
9 | $path =~ /([^\/]+)$/; | |
10 | $path = $1; | |
8039257d BL |
11 | |
12 | while(<STDIN>) { | |
13 | print; | |
14 | last if /^# DO NOT DELETE THIS LINE/; | |
15 | } | |
16 | ||
17 | my %files; | |
18 | ||
46f4d2be | 19 | # Fetch all the dependency output first |
87b79c3e | 20 | my $thisfile=""; |
8039257d | 21 | while(<STDIN>) { |
87b79c3e RL |
22 | my ($dummy, $file,$deps)=/^((.*):)? (.*)$/; |
23 | $thisfile=$file if defined $file; | |
8039257d BL |
24 | next if !defined $deps; |
25 | my @deps=split ' ',$deps; | |
87b79c3e RL |
26 | @deps=grep(!/^\\$/,@deps); |
27 | push @{$files{$thisfile}},@deps; | |
8039257d BL |
28 | } |
29 | ||
637691e6 | 30 | my $file; |
46f4d2be RL |
31 | |
32 | # Time to clean out possible system directories and normalise quirks | |
33 | # from different makedepend methods | |
34 | foreach $file (sort keys %files) { | |
35 | # This gets around a quirk with gcc, which removes all directory | |
36 | # information from the original file | |
37 | my $tmpfile=$file; | |
38 | $tmpfile=~s/\.o$/.c/; | |
39 | (my $origfile)=grep(/(^|\/)${tmpfile}$/,@{$files{$file}}); | |
40 | my $newfile=$origfile; | |
41 | $newfile=~s/\.c$/.o/; | |
42 | if ($newfile ne $file) { | |
43 | $files{$newfile} = $files{$file}; | |
44 | delete $files{$file}; | |
45 | $file = $newfile; | |
46 | } | |
47 | ||
48 | @{$files{$file}} = | |
49 | grep(!/^\//, | |
50 | grep(!/^$origfile$/, @{$files{$file}})); | |
51 | } | |
52 | ||
637691e6 | 53 | foreach $file (sort keys %files) { |
6f935399 | 54 | my $len=0; |
637691e6 | 55 | my $dep; |
6da980e2 RL |
56 | my $origfile=$file; |
57 | $origfile=~s/\.o$/.c/; | |
3009e9f9 | 58 | $file=~s/^\.\///; |
6da980e2 | 59 | push @{$files{$file}},$origfile; |
cb40bdaf | 60 | my $prevdep=""; |
9311c442 BL |
61 | |
62 | # Remove leading ./ before sorting | |
63 | my @deps = map { $_ =~ s/^\.\///; $_ } @{$files{$file}}; | |
84cf97af BL |
64 | # Remove ../thisdir/ |
65 | @deps = map { $_ =~ s|^../$path/||; $_ } @deps; | |
9311c442 BL |
66 | |
67 | foreach $dep (sort @deps) { | |
3009e9f9 | 68 | $dep=~s/^\.\///; |
cb40bdaf RL |
69 | next if $prevdep eq $dep; # to exterminate duplicates... |
70 | $prevdep = $dep; | |
8039257d BL |
71 | $len=0 if $len+length($dep)+1 >= 80; |
72 | if($len == 0) { | |
73 | print "\n$file:"; | |
74 | $len=length($file)+1; | |
75 | } | |
76 | print " $dep"; | |
77 | $len+=length($dep)+1; | |
78 | } | |
79 | } | |
80 | ||
81 | print "\n"; |