1#!/bin/bash
2#
3# Checks that source files (.go and .proto) have the Apache License header.
4# Automatically skips generated files.
5set -eu
6
7check_license() {
8 local path="$1"
9
10 if head -1 "$path" | grep -iq 'generated by'; then
11 return 0
12 fi
13
14 # Look for "Apache License" on the file header
15 if ! head -10 "$path" | grep -q 'Apache License'; then
16 # Format: $path:$line:$message
17 echo "$path:10:license header not found"
18 return 1
19 fi
20}
21
22main() {
23 if [[ $# -lt 1 ]]; then
24 echo "Usage: $0 <path>"
25 exit 1
26 fi
27
28 local code=0
29 while [[ $# -gt 0 ]]; do
30 local path="$1"
31 if [[ -d "$path" ]]; then
32 for f in "$path"/*.{go,proto}; do
33 if [[ ! -f "$f" ]]; then
34 continue # Empty glob
35 fi
36 check_license "$f" || code=1
37 done
38 else
39 check_license "$path" || code=1
40 fi
41 shift
42 done
43 exit $code
44}
45
46main "$@"
View as plain text