1#!/bin/sh 2# 3# Sets the nano version according to the number of commits on this branch, as 4# well as the branch offset. 5# 6# To have git run this script on commit, first make sure you change 7# BRANCH_OFFSET to 60000 or higher, then create a "pre-commit" text file in 8# .git/hooks/ with the following content: 9# #!/bin/sh 10# if [ -x .private/pre-commit.sh ]; then 11# source .private/pre-commit.sh 12# fi 13# 14# NOTE: These versioning hooks are intended to be used *INTERNALLY* by the 15# libusb development team and are NOT intended to solve versioning for any 16# derivative branch, such as one you would create for private development. 17# 18# Should you wish to reuse these scripts for your own versioning, in your own 19# private branch, we kindly ask you to first set BRANCH_OFFSET to 60000, or 20# higher, as any offset below below 60000 is *RESERVED* for libusb official 21# usage. 22 23################################################################################ 24## YOU *MUST* SET THE FOLLOWING TO 60000 OR HIGHER IF YOU REUSE THIS SCRIPT ## 25################################################################################ 26BRANCH_OFFSET=10000 27################################################################################ 28 29type -P git &>/dev/null || { echo "git command not found. Aborting." >&2; exit 1; } 30 31NANO=`git log --oneline | wc -l` 32NANO=`expr $NANO + $BRANCH_OFFSET` 33# Amended commits need to have the nano corrected. Current versions of git hooks 34# only allow detection of amending post commit, so we require a .amend file, 35# which will be created post commit with a user warning if none exists when an 36# amend is detected. 37if [ -f .amend ]; then 38 NANO=`expr $NANO - 1` 39fi 40echo "setting nano to $NANO" 41echo "#define LIBUSB_NANO $NANO" > libusb/version_nano.h 42git add libusb/version_nano.h 43