X-Git-Url: http://git.shiar.nl/barcat.git/blobdiff_plain/2635f0b521e899b3f1b81dcd72ebfb33cf1b930b..a052b8d20f25e69c82104135c9925c17dcaa3eb3:/graph

diff --git a/graph b/graph
index cdcb80c..e76ec64 100755
--- a/graph
+++ b/graph
@@ -8,12 +8,16 @@ use open qw( :std :utf8 );
 our $VERSION = '1.02';
 
 use Getopt::Long '2.33', qw( :config gnu_getopt );
-sub podexit { require Pod::Usage; Pod::Usage::pod2usage(-exitval => 0, @_) }
+sub podexit {
+	require Pod::Usage;
+	Pod::Usage::pod2usage(-exitval => 0, -perldocopt => '-oman', @_);
+}
 GetOptions(\my %opt,
 	'color|c!',
 	'follow|f:i',
 	'trim|length|l=i',
 	'markers|m=s',
+	'unmodified|u!',
 	'width|w=i',
 	'usage|h' => sub { podexit() },
 	'help'    => sub { podexit(-verbose => 2) },
@@ -35,8 +39,9 @@ $SIG{INT} = 'IGNORE';  # continue after assumed eof
 
 my (@lines, @values);
 while (readline) {
-	chomp;
-	push @values, s/^\h* ( -? [0-9]* (?:\.[0-9]+)? )//x && $1;
+	s/\r?\n\z//;
+	s/^\h*// unless $opt{unmodified};
+	push @values, s/^ ( \h* -? [0-9]* \.? [0-9]+ |)//x && $1;
 	if (defined $opt{trim}) {
 		my $trimpos = abs $opt{trim};
 		if ($trimpos <= 1) {
@@ -180,6 +185,11 @@ or 68% of all entries.
 
 =back
 
+=item -u, --unmodified
+
+Do not strip leading whitespace.
+Keep original value alignment, which may be significant in some programs.
+
 =item -w, --width=<columns>
 
 Override the maximum number of columns to use.
@@ -214,7 +224,7 @@ Number of HTTP requests per day:
 Any kind of database query with leading counts:
 
     echo 'SELECT count(*),schemaname FROM pg_tables GROUP BY 2' |
-    psql -t | graph
+    psql -t | graph -u
 
 Git statistics, such commit count by year: