summaryrefslogtreecommitdiffstats
path: root/git/bin/git-whoami
blob: 50f432a4143b5af6ab57f99aab3a33fa1092c09e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#!/bin/sh

# git-whoami
# Author: Peter Eisentraut <peter@eisentraut.org>
# Created: 2011-10-27
# License: WTFPL; see http://sam.zoy.org/wtfpl/

# exact logic in ident.c in git source tree

set -e

get_email() {
	git config user.email || ( [ -n "${EMAIL}" ] && echo "${EMAIL}" ) || echo "$(id -nu)@$(hostname --fqdn)"
}

get_name() {
	git config user.name || getent passwd "$(id -un)" | cut -d : -f 5 | cut -d , -f 1
}

GIT_AUTHOR_NAME="${GIT_AUTHOR_NAME:-$(get_name)}"
GIT_AUTHOR_EMAIL="${GIT_AUTHOR_EMAIL:-$(get_email)}"
GIT_COMMITTER_NAME="${GIT_COMMITER_NAME:-$(get_name)}"
GIT_COMMITTER_EMAIL="${GIT_COMMITER_EMAIL:-$(get_email)}"

author="$GIT_AUTHOR_NAME <${GIT_AUTHOR_EMAIL}>"
commit="$GIT_COMMITTER_NAME <${GIT_COMMITTER_EMAIL}>"

if [ "${author}" = "${commit}" ]; then
	echo "${author}"
else
	echo "Author: ${author}"
	echo "Commit: ${commit}"
fi