rpm/scripts/sql.req

109 lines
2.4 KiB
Perl
Executable File

#!/usr/bin/perl
# RPM and it's source code are covered under two separate licenses.
# The entire code base may be distributed under the terms of the GNU
# General Public License (GPL), which appears immediately below.
# Alternatively, all of the source code in the lib subdirectory of the
# RPM source code distribution as well as any code derived from that
# code may instead be distributed under the GNU Library General Public
# License (LGPL), at the choice of the distributor. The complete text
# of the LGPL appears at the bottom of this file.
# This alternatively is allowed to enable applications to be linked
# against the RPM library (commonly called librpm) without forcing
# such applications to be distributed under the GPL.
# Any questions regarding the licensing of RPM should be addressed to
# marc@redhat.com and ewt@redhat.com.
# sql.req - a simple script to print the uses of sql functions.
# by Ken Estes Mail.com kestes@staff.mail.com
if ("@ARGV") {
foreach (@ARGV) {
process_file($_);
}
} else {
# notice we are passed a list of filenames NOT as common in unix the
# contents of the file.
foreach (<>) {
process_file($_);
}
}
foreach $module (sort keys %require) {
print "sql($module)\n";
}
exit 0;
sub process_file {
my ($filename) = @_;
chomp $filename;
open(FILE, "<$filename")||
die("$0: Could not open file: '$filename' : $!\n");
my ($package, $version) = ();
my (@file) = <FILE>;
my ($file) = "@file";
close(FILE)||
die("$0: Could not close file: '$file' : $!\n");
# skip the comments
# Suck the whole file in to make removing /* */ (multiple lines
# comments) comments easier
$file =~ s!/\*(.*?)\*/!!gs;
$file =~ s!^\s*--(.*?)\n!\n!gm;
@file = split(/\n/, $file);
foreach (@file) {
# remove strings
s!\'[^\']*\'!!g;
# we are interested in function names which have a dot in them and
# are followed by an open parenthesis
foreach ( m/([a-zA-Z0-9._-]+\.[a-zA-Z0-9._-]+)\s*\(/ ) {
my $func = $_;
$func=lc($func);
$func =~ m/\.\./ &&
next;
$require{$func}=1;
}
# Each keyword can appear multiple times. Don't
# bother with datastructures to store these strings,
# if we need to print it print it now.
if ( m/^\s*\$RPM_Provides\s*:=\s*["'](.*)['"]/i) {
foreach $_ (spit(/\s+/, $1)) {
print "$_\n";
}
}
}
return ;
}