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|
#!/usr/bin/perl
use Getopt::Std;
use strict;
my $c_syntax=0;
my $fmt="--emacs";
my %opt;
sub usage ($)
{
my $name = shift;
printf "Usage: %s [<args>] [<file>]\n".
"\t-c\tc style\n".
"\t-e\emacs style (default)\n".
"\t-t\terse style (default)\n".
"\t<file>\tfile name to open. If file not specified, uses hg diff\n\n", $name;
exit -1;
}
if (not getopts('cet',\%opt) or defined $opt{'h'}) {
usage($0);
}
my $cmd=shift;
if ($opt{'c'}) {
$c_syntax=1;
}
if ($opt{'t'}) {
$fmt="--terse";
$c_syntax=0;
}
if ($cmd) {
$cmd="diff -upr /dev/null $cmd";
} else {
$cmd="hg diff";
}
my $checkpatch=$ENV{CHECKPATCH};
if (!$checkpatch) {
$checkpatch="/lib/modules/`uname -r`/build/scripts/checkpatch.pl";
}
my $cp_version;
open IN,"$checkpatch|";
while (<IN>) {
tr/A-Z/a-z/;
if (m/version\s*:\s*([\d\.]+)/) {
$cp_version = $1;
}
}
close IN;
my $intree_checkpatch = "scripts/checkpatch.pl --no-tree";
if (!open IN,"$intree_checkpatch|") {
$intree_checkpatch = "v4l/".$intree_checkpatch;
open IN,"$intree_checkpatch|";
}
while (<IN>) {
tr/A-Z/a-z/;
if (m/version\s*:\s*([\d\.]+)/) {
if ($1 > $cp_version) {
print "# WARNING: $checkpatch version $cp_version is\n"
."# older than $intree_checkpatch version"
." $1.\n# Using in-tree one.\n#\n";
$cp_version = $1;
$checkpatch = $intree_checkpatch;
}
}
}
close IN;
open IN,"$cmd | $checkpatch -q --nosignoff $fmt -|";
my $err="";
my $errline="";
my $file="";
my $ln_numb;
my $pwd=`pwd`;
$pwd =~ s|/[^/]+\n$||;
sub print_err()
{
if ($err) {
printf STDERR "%s/%s: In '%s':\n", $pwd, $file, $errline;
printf STDERR "%s/%s:%d: %s\n", $pwd, $file, $ln_numb, $err;
$err="";
}
}
if ($c_syntax == 0) {
while (<IN>) {
s|^#[\d]+:\s*FILE:\s*|../|;
print "$_";
}
} else {
while (<IN>) {
if (m/^\+(.*)\n/) {
$errline=$1;
} elsif (m/^\#\s*[\d]+\s*:\s*FILE:\s*([^\:]+)\:([\d]+)/) {
$file=$1;
$ln_numb=$2;
} elsif (m/^\-\s*\:\d+\:\s*(.*)\n/) {
print_err();
$err = $1;
$err =~ s/WARNING/warning/;
}
# print "# $_";
}
}
close IN;
print_err();
|
