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annotate utils/findsym.pl @ 138:53f12981605a

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Fix goto is environment
author anatofuz
date Wed, 07 Mar 2018 18:36:33 +0900
parents 95c75e76d11b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 #!/usr/bin/perl -w
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2 #
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3 # Program: findsym.pl
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4 #
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5 # Synopsis: Generate a list of the libraries in which a symbol is defined or
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6 # referenced.
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7 #
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8 # Syntax: findsym.pl <directory_with_libraries_in_it> <symbol>
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9 #
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10
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11 # Give first option a name.
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12 my $Directory = $ARGV[0];
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13 my $Symbol = $ARGV[1];
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14
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15 # Open the directory and read its contents, sorting by name and differentiating
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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16 # by whether its a library (.a) or an object file (.o)
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17 opendir DIR,$Directory;
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18 my @files = readdir DIR;
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19 closedir DIR;
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20 @objects = grep(/l?i?b?LLVM.*\.[oa]$/,sort(@files));
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21
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22 # Gather definitions from the libraries
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23 foreach $lib (@objects) {
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24 my $head = 0;
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25 open SYMS,
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26 "nm $Directory/$lib | grep '$Symbol' | sort --key=3 | uniq |";
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27 while (<SYMS>) {
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28 if (!$head) { print "$lib:\n"; $head = 1; }
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29 chomp($_);
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30 print " $_\n";
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31 }
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32 close SYMS;
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33 }