Viewing file:  parse.pl (6.52 KB) -rw-r--r--
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#!/usr/bin/perl -w
######################################################################
# Do not call this script directly!
#
# The generate script ensures that @INC is correct before the engine
# is executed.
#
# Copyright (C) 2009 Marius Storm-Olsen <mstormo@gmail.com>
######################################################################
use strict;
use File::Basename;
use Cwd;
my $file = $ARGV[0];
die "No file provided!" if !defined $file;
my ($cflags, $target, $type, $line);
open(F, "<$file") || die "Couldn't open file $file";
my @data = <F>;
close(F);
while (my $text = shift @data) {
my $ate_next;
do {
$ate_next = 0;
$line++;
chomp $text;
chop $text if ($text =~ /\r$/);
if ($text =~ /\\$/) {
$text =~ s/\\$//;
$text .= shift @data;
$ate_next = 1;
}
} while($ate_next);
if($text =~ / -c /) {
# compilation
handleCompileLine($text, $line);
} elsif ($text =~ / -o /) {
# linking executable
handleLinkLine($text, $line);
} elsif ($text =~ /\.o / && $text =~ /\.a /) {
# libifying
handleLibLine($text, $line);
# } elsif ($text =~ /^cp /) {
# # copy file around
#
# } elsif ($text =~ /^rm -f /) {
# # shell command
#
# } elsif ($text =~ /^make[ \[]/) {
# # make output
#
# } elsif ($text =~ /^echo /) {
# # echo to file
#
# } elsif ($text =~ /^if /) {
# # shell conditional
#
# } elsif ($text =~ /^tclsh /) {
# # translation stuff
#
# } elsif ($text =~ /^umask /) {
# # handling boilerplates
#
# } elsif ($text =~ /\$\(\:\)/) {
# # ignore
#
# } elsif ($text =~ /^FLAGS=/) {
# # flags check for dependencies
#
# } elsif ($text =~ /^'\/usr\/bin\/perl' -MError -e/) {
# # perl commands for copying files
#
# } elsif ($text =~ /generate-cmdlist\.sh/) {
# # command for generating list of commands
#
# } elsif ($text =~ /^test / && $text =~ /|| rm -f /) {
# # commands removing executables, if they exist
#
# } elsif ($text =~ /new locations or Tcl/) {
# # command for detecting Tcl/Tk changes
#
# } elsif ($text =~ /mkdir -p/) {
# # command creating path
#
# } elsif ($text =~ /: no custom templates yet/) {
# # whatever
} else {
# print "Unhandled (line: $line): $text\n";
}
}
close(F);
# use Data::Dumper;
# print "Parsed build structure:\n";
# print Dumper(%build_structure);
# -------------------------------------------------------------------
# Functions under here
# -------------------------------------------------------------------
my (%build_structure, @defines, @incpaths, @cflags, @sources);
sub clearCompileStep
{
@defines = ();
@incpaths = ();
@cflags = ();
@sources = ();
}
sub removeDuplicates
{
my (%dupHash, $entry);
%dupHash = map { $_, 1 } @defines;
@defines = keys %dupHash;
%dupHash = map { $_, 1 } @incpaths;
@incpaths = keys %dupHash;
%dupHash = map { $_, 1 } @cflags;
@cflags = keys %dupHash;
%dupHash = map { $_, 1 } @sources;
@sources = keys %dupHash;
}
sub handleCompileLine
{
my ($line, $lineno) = @_;
my @parts = split(' ', $line);
shift(@parts); # ignore cmd
while (my $part = shift @parts) {
if ("$part" eq "-o") {
# ignore object file
shift @parts;
} elsif ("$part" eq "-c") {
# ignore compile flag
} elsif ("$part" eq "-c") {
} elsif ($part =~ /^.?-I/) {
push(@incpaths, $part);
} elsif ($part =~ /^.?-D/) {
push(@defines, $part);
} elsif ($part =~ /^-/) {
push(@cflags, $part);
} elsif ($part =~ /\.(c|cc|cpp)$/) {
push(@sources, $part);
} else {
die "Unhandled compiler option @ line $lineno: $part";
}
}
#print "Sources: @sources\nCFlags: @cflags\nDefine: @defines\nIncpat: @incpaths\n";
#exit(1);
}
sub handleLibLine
{
my ($line, $lineno) = @_;
my (@objfiles, @lflags, $libout, $part);
# kill cmd and rm 'prefix'
$line =~ s/^rm -f .* && .* rcs //;
my @parts = split(' ', $line);
while ($part = shift @parts) {
if ($part =~ /^-/) {
push(@lflags, $part);
} elsif ($part =~ /\.(o|obj)$/) {
push(@objfiles, $part);
} elsif ($part =~ /\.(a|lib)$/) {
$libout = $part;
} else {
die "Unhandled lib option @ line $lineno: $part";
}
}
#print "LibOut: '$libout'\nLFlags: @lflags\nOfiles: @objfiles\n";
#exit(1);
removeDuplicates();
push(@{$build_structure{"LIBS"}}, $libout);
@{$build_structure{"LIBS_${libout}"}} = ("_DEFINES", "_INCLUDES", "_CFLAGS", "_SOURCES",
"_OBJECTS");
@{$build_structure{"LIBS_${libout}_DEFINES"}} = @defines;
@{$build_structure{"LIBS_${libout}_INCLUDES"}} = @incpaths;
@{$build_structure{"LIBS_${libout}_CFLAGS"}} = @cflags;
@{$build_structure{"LIBS_${libout}_SOURCES"}} = @sources;
@{$build_structure{"LIBS_${libout}_OBJECTS"}} = @objfiles;
clearCompileStep();
}
sub handleLinkLine
{
my ($line, $lineno) = @_;
my (@objfiles, @lflags, @libs, $appout, $part);
my @parts = split(' ', $line);
shift(@parts); # ignore cmd
while ($part = shift @parts) {
if ($part =~ /^-[GRIDO]/) {
# eat compiler flags
} elsif ("$part" eq "-o") {
$appout = shift @parts;
} elsif ($part =~ /^-/) {
push(@lflags, $part);
} elsif ($part =~ /\.(a|lib)$/) {
push(@libs, $part);
} elsif ($part =~ /\.(o|obj)$/) {
push(@objfiles, $part);
} else {
die "Unhandled lib option @ line $lineno: $part";
}
}
#print "AppOut: '$appout'\nLFlags: @lflags\nLibs : @libs\nOfiles: @objfiles\n";
#exit(1);
removeDuplicates();
push(@{$build_structure{"APPS"}}, $appout);
@{$build_structure{"APPS_${appout}"}} = ("_DEFINES", "_INCLUDES", "_CFLAGS", "_LFLAGS",
"_SOURCES", "_OBJECTS", "_LIBS");
@{$build_structure{"APPS_${appout}_DEFINES"}} = @defines;
@{$build_structure{"APPS_${appout}_INCLUDES"}} = @incpaths;
@{$build_structure{"APPS_${appout}_CFLAGS"}} = @cflags;
@{$build_structure{"APPS_${appout}_LFLAGS"}} = @lflags;
@{$build_structure{"APPS_${appout}_SOURCES"}} = @sources;
@{$build_structure{"APPS_${appout}_OBJECTS"}} = @objfiles;
@{$build_structure{"APPS_${appout}_LIBS"}} = @libs;
clearCompileStep();
}
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