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-rw-r--r--templates/hooks--pre-commit13
1 files changed, 10 insertions, 3 deletions
diff --git a/templates/hooks--pre-commit b/templates/hooks--pre-commit
index 4bb6803b1..43d3b6ef4 100644
--- a/templates/hooks--pre-commit
+++ b/templates/hooks--pre-commit
@@ -10,8 +10,16 @@
# This is slightly modified from Andrew Morton's Perfect Patch.
# Lines you introduce should not have trailing whitespace.
# Also check for an indentation that has SP before a TAB.
+
+if git-rev-parse --verify HEAD 2>/dev/null
+then
+ git-diff-index -p -M --cached HEAD
+else
+ # NEEDSWORK: we should produce a diff with an empty tree here
+ # if we want to do the same verification for the initial import.
+ :
+fi |
perl -e '
- my $fh;
my $found_bad = 0;
my $filename;
my $reported_filename = "";
@@ -31,8 +39,7 @@ perl -e '
print STDERR "* $why (line $lineno)\n";
print STDERR "$filename:$lineno:$line\n";
}
- open $fh, "-|", qw(git-diff-index -p -M --cached HEAD);
- while (<$fh>) {
+ while (<>) {
if (m|^diff --git a/(.*) b/\1$|) {
$filename = $1;
next;