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|
package make::utilities;
use Exporter 'import';
@EXPORT = qw(make_rpath pkgconfig_get_include_dirs pkgconfig_get_lib_dirs translate_functions);
# Parse the output of a *_config program,
# such as pcre_config, take out the -L
# directive and return an rpath for it.
# \033[1;32msrc/Makefile\033[0m
my %already_added = ();
sub make_rpath($)
{
my ($executable) = @_;
chomp($data = `$executable`);
my $output = "";
while ($data =~ /-L(\S+)/)
{
$libpath = $1;
chomp($libpath);
if (!exists $already_added{$libpath})
{
print "Adding extra library path \033[1;32m$libpath\033[0m ...\n";
$already_added{$libpath} = 1;
}
$output .= "-Wl,--rpath -Wl,$libpath -L$libpath ";
$data =~ s/-L(\S+)//;
}
return $output;
}
sub extend_pkg_path()
{
if (!exists $ENV{PKG_CONFIG_PATH})
{
$ENV{PKG_CONFIG_PATH} = "/usr/lib/pkgconfig:/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
}
else
{
$ENV{PKG_CONFIG_PATH} .= ":/usr/local/lib/pkgconfig:/usr/local/libdata/pkgconfig:/usr/X11R6/libdata/pkgconfig";
}
}
sub pkgconfig_get_include_dirs($$$)
{
my ($packagename, $headername, $defaults) = @_;
extend_pkg_path();
print "Locating include directory for package \033[1;32m$packagename\033[0m ... ";
$ret = `pkg-config --cflags $packagename 2>/dev/null`;
if ((!defined $ret) || ($ret eq ""))
{
$foo = `locate "$headername" | head -n 1`;
$foo =~ /(.+)\Q$headername\E/;
if (defined $1)
{
$foo = "-I$1";
}
else
{
$foo = "";
}
$ret = "$foo";
}
if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
{
$ret = "$foo " . $defaults;
}
chomp($ret);
if (($ret eq " ") || (!defined $ret))
{
print "\033[1;32mUsing defaults\033[0m\n";
}
else
{
print "\033[1;32m$ret\033[0m\n";
}
return $ret;
}
sub pkgconfig_get_lib_dirs($$$)
{
my ($packagename, $libname, $defaults) = @_;
extend_pkg_path();
print "Locating library directory for package \033[1;32m$packagename\033[0m ... ";
$ret = `pkg-config --libs $packagename 2>/dev/null`;
if ((!defined $ret) || ($ret eq ""))
{
$foo = `locate "$libname" | head -n 1`;
$foo =~ /(.+)\Q$libname\E/;
if (defined $1)
{
$foo = "-L$1";
}
else
{
$foo = "";
}
$ret = "$foo";
}
if (($defaults ne "") && (($ret eq "") || (!defined $ret)))
{
$ret = "$foo " . $defaults;
}
chomp($ret);
if (($ret eq " ") || (!defined $ret))
{
print "\033[1;32mUsing defaults\033[0m\n";
}
else
{
print "\033[1;32m$ret\033[0m\n";
}
return $ret;
}
# Translate a $CompileFlags etc line and parse out function calls
# to functions within these modules at configure time.
sub translate_functions($)
{
my ($line) = @_;
while ($line =~ /pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/)
{
my $replace = pkgconfig_get_lib_dirs($1, $2, $3);
$line =~ s/pkgconflibs\("(.+?)","(.+?)","(.+?)"\)/$replace/;
}
while ($line =~ /pkgconflibs\("(.+?)","(.+?)",""\)/)
{
my $replace = pkgconfig_get_lib_dirs($1, $2, "");
$line =~ s/pkgconflibs\("(.+?)","(.+?)",""\)/$replace/;
}
while ($line =~ /pkgconfincludes\("(.+?)","(.+?)",""\)/)
{
my $replace = pkgconfig_get_include_dirs($1, $2, "");
$line =~ s/pkgconfincludes\("(.+?)","(.+?)",""\)/$replace/;
}
while ($line =~ /pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/)
{
my $replace = pkgconfig_get_include_dirs($1, $2, $3);
$line =~ s/pkgconfincludes\("(.+?)","(.+?)","(.+?)"\)/$replace/;
}
while ($line =~ /rpath\("(.+?)"\)/)
{
my $replace = make_rpath($1);
$line =~ s/rpath\("(.+?)"\)/$replace/;
}
return $line;
}
1;
|
