Git: Add a tool to count nb of lines of code between tag per users.

dev/tools/github_lines_perusers.sh

@@ -0,0 +1,16 @@
+#/bin/bash
+#
+# Count number of lines modified per user for a given branch
+#
+
+if [ "x$2" = "x" ]; then
+	echo "Usage: $0  tagnamestart|START  tagnameend|HEAD"
+	exit
+fi
+
+
+echo "git log $1..$2 --shortstat | grep ... | perl ... > /tmp/github_lines_perusers.tmp"
+git log $1..$2 --shortstat | grep -e 'Author:' -e 'Date:' -e ' changed' -e ' insertion' -e ' deletion' | perl -n -e '/^(.*)$/; $line = $1; if ($line =~ /(changed|insertion|deletion)/) { $line =~ s/[^0-9\s]//g; my @arr=split /\s+/, $line; $tot=0; for (1..@arr) { $tot += $arr[$_]; }; print $tot."\n"; } else { print $line."\n"; };' > /tmp/github_lines_perusers.tmp
+
+cat /tmp/github_lines_perusers.tmp | awk 'BEGIN { FS="\n"; print "user and nb of lines"; lastuser=""; } { if ($1 ~ /Author:/) { lastuser=$1 }; if ($1 ~ /^[0-9]+$/) { aaa[lastuser]=$1; } } END { for (var in aaa) print var," ",aaa[var]; } '
+