hxtools/sdevel/spec-beautifier

238 lines
6.3 KiB
Perl
Executable File

#!/usr/bin/perl
# SPDX-License-Identifier: GPL-2.0-or-later
# SPDX-FileCopyrightText: 2010-2011 Jan Engelhardt
#
# spec-beautifier - make .spec files shine again
#
use Getopt::Long;
use strict;
my $opt_diff_mode;
my $opt_replace_inline;
our $PSTOP = qr<(?=[\s/]|$)>;
our $IDNAME = qr<[A-Za-z_][A-Za-z_0-9]*>;
our $VSTOP = qr<(?![A-Za-z_0-9])>;
our $VRSTOP = qr<(?![A-Za-z_0-9\*])>;
sub help
{
print "Usage: $ARGV[0] [-d|-r]\n";
print " -d Generate diff-like output\n";
print " -r Replace file in line rather than printing to stdout\n";
exit(0);
}
sub process_generic
{
my($s) = shift @_;
if ($s->{sectype} eq "shell") {
# Undo crimes on shell vars
s<\$\{($IDNAME)\}$VSTOP> <\$$1>g;
# Shell variables to RPM macros
#s<\$RPM_SOURCE_DIR> <\%_sourcedir>g;
#s<\$RPM_BUILD_DIR> <\%_builddir>g;
s<\$RPM_OPT_FLAGS$VSTOP> <\%optflags>g;
s<\$RPM_ARCH$VSTOP> <\%_arch>g;
s<\$RPM_OS$VSTOP> <\%_os>g;
s<\$RPM_BUILD_ROOT$VSTOP> <\%buildroot>g;
s<\$RPM_DOC_DIR$VSTOP> <\%_docdir>g;
s<\$RPM_PACKAGE_NAME$VSTOP> <\%name>g;
s<\$RPM_PACKAGE_VERSION$VSTOP> <\%version>g;
s<\$RPM_PACKAGE_RELEASE$VSTOP> <\%release>g;
}
# Hardcoded paths to macros
s</etc/init.d$PSTOP> <\%_initddir>g;
s</etc$PSTOP> <\%_sysconfdir>g;
s</usr/bin$PSTOP> <\%_bindir>g;
s</usr/sbin$PSTOP> <\%_sbindir>g;
s</usr/libexec$PSTOP> <\%_libexecdir>g;
s</usr/include$PSTOP> <\%_includedir>g;
s</usr/share/man$PSTOP> <\%_mandir>g;
s</usr/share/info$PSTOP> <\%_infodir>g;
s</usr/share$PSTOP> <\%_datadir>g;
if (m</usr/lib$PSTOP>) {
print STDERR "$s->{pos}: Seen \"/usr/lib\". Consider replacing with \%_libdir or \%_libexecdir as appropriate.\n";
}
if (m</usr/lib64$PSTOP>) {
print STDERR "$s->{pos}: Seen \"/usr/lib64\". Consider fixing it.\n";
}
if (m{(?:^|\s)/lib$PSTOP}) {
print STDERR "$s->{pos}: Seen \"/lib\". Consider replacing with \%_lib as appropriate.\n";
}
if (m{(?:^|\s)/lib64$PSTOP}) {
print STDERR "$s->{pos}: Seen \"/lib64\". Consider fixing it.\n";
}
# Temporarily add {} to reduce following regexes
s<\%($IDNAME)> <\%{$1}>g;
# Upgrade macros to newer forms
if (m<\%\{_initrddir\}>g) {
print STDERR "$s->{pos}: Try not to use \%_initrddir (this was a typo introduced in rpm) anymore, use \%_initddir. NOTE: SLES11 does not know the new variable yet.\n";
}
s<\%\{_usr\}> <\%{_prefix}>g;
s<\%\{_var\}> <\%{_localstatedir}>g;
s<\%\{_prefix\}/+\%\{_lib\}> <\%{_libdir}>g;
# Replace macros by normal forms
my %util = ("id_u" => "id -u", "ln_s" => "ln -s",
"lzma" => "xz --format-lzma", "mkdir_p" => "mkdir -p",
"awk" => "gawk", "cc" => "gcc", "cpp" => "gcc -E",
"cxx" => "g++", "remsh" => "rsh");
foreach my $re (keys %util) {
s<\%\{__$re\}><$util{$re}>g;
}
foreach my $re (qw(aclocal ar as autoconf autoheader automake bzip2
cat chgrp chmod chown cp cpio file gpg grep gzip id install ld
libtoolize make mkdir mv nm objcopy objdump patch perl python
ranlib restorecon rm rsh sed semodule ssh strip tar unzip xz))
{
s<\%\{__$re\}><$re>g;
}
# Removal of .la files
foreach my $re (
qr<find \%buildroot -type f -name "\*\.la" -exec rm -f?vf? \{\} \+$>,
qr<find \%buildroot -type f -name '\*\.la' -exec rm -f?vf? \{\} \+$>,
qr<find \%buildroot -type f -name "\*\.la" -print0 \| xargs -0 rm -f?vf?$>,
qr<find \%buildroot -type f -name '\*\.la' -print0 \| xargs -0 rm -f?vf?$>)
{
my $tmp = $_;
$tmp =~ s<\s+>< >gs;
s<$re><find \%buildroot -type f -name "*.la" -delete -print>;
}
foreach (qr<find \%buildroot -type f -name "\*\.la" -exec rm -f \{\} \+$>,
qr<find \%buildroot -type f -name '\*\.la' -exec rm -f \{\} \+$>,
qr<find \%buildroot -type f -name "\*\.la" -print0 \| xargs -0 rm -fv$>,
qr<find \%buildroot -type f -name '\*\.la' -print0 \| xargs -0 rm -fv$>)
{
s<$_><find \%buildroot -type f -name "*.la" -delete -print>;
}
# Guard BS variables
foreach my $re (qw(centos debian fedora mandrive meego rhel
sles suse ubuntu))
{
s<\%\{${re}_version\}><0\%\{?${re}_version}>g;
}
# Undo crimes on RPM macros
s<\%\{($IDNAME)\}$VRSTOP> <\%$1>g;
# More Build System freedom
s<\%\{\?jobs\s*:\s*-j\s*\%jobs\}><\%{?_smp_mflags}>g;
}
sub process_package
{
s<^\s*(\S+)\s*:> <$1:>g;
s<^([A-Za-z])(\S+):> <uc($1).lc($2).":">eg;
s<^Prereq:> <PreReq:>g;
s<^Buildrequires:> <BuildRequires:>g;
s<^Buildarch:> <BuildArch:>g;
s<^Url:> <URL:>g;
if (m<^Buildroot:(\s*).*>) {
return 0;
}
if (s<^Packager:.*> <>i) {
print STDERR "You should not use the Packager tag. These are set by the Build Service.\n";
return 0;
}
if (s<^Distribution:.*> <>i) {
print STDERR "You should not use the Distribution tag. These are set by the Build Service/prjconf.\n";
return 0;
}
if (s<^Vendor:.*> <>i) {
print STDERR "You should not use the Vendor tag. These are set by the Build Service/prjconf.\n";
return 0;
}
if (m<^\s*\%define\s*(name|version|release)\b.*>i) {
print STDERR "Defining \%$1 is pointless. Just use the actual \"$1:\" tag.\n";
}
return 1;
}
sub process_master
{
local *FH = shift @_;
my $s = shift @_;
my $repl = [];
my $old;
$s->{line} = 0;
$s->{sectype} = "package";
while (<FH>) {
++$s->{line};
$s->{pos} = $s->{file}.":".$s->{line};
$old = $_;
if (m<^\%(package|description|files)\b>) {
$s->{sectype} = $s->{section} = $1;
} elsif (m<\%(prep|build|install|check|clean|pre|post|preun|postun)>) {
$s->{sectype} = "shell";
$s->{section} = $1;
}
&process_generic($s);
if ($s->{sectype} eq "package") {
if (!&process_package()) {
next;
}
}
if ($opt_diff_mode) {
print (($old ne $_) ? "-$old+$_" : " $_");
} elsif ($opt_replace_inline) {
push(@$repl, $_);
} else {
print;
}
}
return $repl;
}
sub process_file
{
my $file = shift @_;
my $state = {"file" => $file};
local *FH;
if (!open(FH, "< $file")) {
print STDERR "Error opening for reading $file: $!\n";
return;
}
my $repl = &process_master(\*FH, $state);
close FH;
if (!$opt_diff_mode && $opt_replace_inline) {
if (!open(FH, "> $file")) {
print STDERR "Error opening $file for write: $!\n";
return;
}
print FH @$repl;
close FH;
}
}
sub main
{
&Getopt::Long::Configure(qw(bundling));
&GetOptions(
"d" => \$opt_diff_mode,
"r" => \$opt_replace_inline,
"h" => sub { &help(); },
);
if (scalar(@ARGV) == 0) {
@ARGV = ("-");
}
foreach (@ARGV) {
&process_file($_);
}
}
&main();