apply: clarify "-p" documentation
[git.git] / t / check-non-portable-shell.pl
blobe07f0284372ec25c91fd62f0d136c31d80263a0d
1 #!/usr/bin/perl
3 # Test t0000..t9999.sh for non portable shell scripts
4 # This script can be called with one or more filenames as parameters
6 use strict;
7 use warnings;
9 my $exit_code=0;
11 sub err {
12 my $msg = shift;
13 print "$ARGV:$.: error: $msg: $_\n";
14 $exit_code = 1;
17 while (<>) {
18 chomp;
19 /\bsed\s+-i/ and err 'sed -i is not portable';
20 /\becho\s+-[neE]/ and err 'echo with option is not portable (please use printf)';
21 /^\s*declare\s+/ and err 'arrays/declare not portable';
22 /^\s*[^#]\s*which\s/ and err 'which is not portable (please use type)';
23 /\btest\s+[^=]*==/ and err '"test a == b" is not portable (please use =)';
24 /\bwc -l.*"\s*=/ and err '`"$(wc -l)"` is not portable (please use test_line_count)';
25 /\bexport\s+[A-Za-z0-9_]*=/ and err '"export FOO=bar" is not portable (please use FOO=bar && export FOO)';
26 # this resets our $. for each file
27 close ARGV if eof;
29 exit $exit_code;