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897d7b7d39
(used in configure.in, but their output is never used) autoconf macros: - AC_DEFINE - AC_CHECK_FUNC - AC_CHECK_FUNCS - AC_CHECK_HEADER - AC_CHECK_HEADERS
47 lines
846 B
Perl
Executable File
47 lines
846 B
Perl
Executable File
#!/usr/bin/perl
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# Script that reads in Makefile.in and outputs the names of all
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# used but undefined vars and all defined but unused vars
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# Copyright Jelmer Vernooij <jelmer@samba.org>
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# Arguments:
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# 1: Makefile.in
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#
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my %references;
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my %defines;
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# First, make a list of defines in configure
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$in = shift;
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open(IN, $in);
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while(<IN>) {
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my $line = $_;
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while($line =~ /^\b([a-zA-Z0-9_][a-zA-Z0-9_]*)\b[ \t]*=.*/sgm) {
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$defines{$1} = 1;
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}
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while($line =~ /\$\(([a-zA-Z0-9_][a-zA-Z0-9_]*)\)/sgm) {
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$references{$1} = 1;
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}
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}
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close IN;
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print "##### DEFINED BUT UNUSED: #####\n";
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foreach(%defines) {
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# print $_." defined\n";
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if ($_ != 1) {
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if ($references{$_} != 1) {
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print $_."\n";
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}
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}
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}
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print "##### USED BUT UNDEFINED: #####\n";
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foreach(%references) {
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if ($_ != 1) {
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if ($defines{$_} != 1) {
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print $_."\n";
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}
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}
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}
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