From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 8 Oct 2016 14:30:50 +0000 (+0100)
Subject: New import: Introduce make_commit_text (nfc)
X-Git-Tag: archive/debian/2.0~95
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=commitdiff_plain;h=d2cfebaad77a978ef2849cddc96740aef39c2d32

New import: Introduce make_commit_text (nfc)

No callers yet.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/dgit b/dgit
index 5e852b60..b9b47eb3 100755
--- a/dgit
+++ b/dgit
@@ -1450,6 +1450,27 @@ sub make_commit ($) {
     return cmdoutput @git, qw(hash-object -w -t commit), $file;
 }
 
+sub make_commit_text ($) {
+    my ($text) = @_;
+    my ($out, $in);
+    my @cmd = (@git, qw(hash-object -w -t commit --stdin));
+    debugcmd "|",@cmd;
+    my $child = open2($out, $in, @cmd) or die $!;
+    my $h;
+    eval {
+	print $in $text or die $!;
+	close $in or die $!;
+	$h = <$out>;
+	$h =~ m/^\w+$/ or die;
+	$h = $&;
+	printdebug "=> $h\n";
+    };
+    close $out;
+    waitpid $child, 0 == $child or die "$child $!";
+    $? and failedcmd @cmd;
+    return $h;
+}
+
 sub clogp_authline ($) {
     my ($clogp) = @_;
     my $author = getfield $clogp, 'Maintainer';