File: findsym.pl

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (33 lines) | stat: -rwxr-xr-x 832 bytes parent folder | download | duplicates (35)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#!/usr/bin/perl -w
#
# Program:  findsym.pl
#
# Synopsis: Generate a list of the libraries in which a symbol is defined or
#           referenced.
#
# Syntax:   findsym.pl <directory_with_libraries_in_it> <symbol>
#

# Give first option a name.
my $Directory = $ARGV[0];
my $Symbol = $ARGV[1];

# Open the directory and read its contents, sorting by name and differentiating
# by whether its a library (.a) or an object file (.o)
opendir DIR,$Directory;
my @files = readdir DIR;
closedir DIR;
@objects = grep(/l?i?b?LLVM.*\.[oa]$/,sort(@files));

# Gather definitions from the libraries
foreach $lib (@objects) {
  my $head = 0;
  open SYMS, 
    "nm $Directory/$lib | grep '$Symbol' | sort --key=3 | uniq |";
  while (<SYMS>) {
    if (!$head) { print "$lib:\n"; $head = 1; }
    chomp($_);
    print "  $_\n";
  }
  close SYMS;
}