tg mail: new command for mailing patches

[topgit.git] / tg-mail.sh

diff --git a/tg-mail.sh b/tg-mail.sh
new file mode 100644 (file)
index 0000000..f3abd2c
--- /dev/null
+++ b/tg-mail.sh
@@ -0,0 +1,53 @@
+#!/bin/sh
+# TopGit - A different patch queue manager
+# GPLv2
+
+name=
+
+
+## Parse options
+
+while [ -n "$1" ]; do
+       arg="$1"; shift
+       case "$arg" in
+       -*)
+               echo "Usage: tg [...] mail [NAME]" >&2
+               exit 1;;
+       *)
+               [ -z "$name" ] || die "name already specified ($name)"
+               name="$arg";;
+       esac
+done
+
+# TODO refactor me into something common?
+[ -n "$name" ] || name="$(git symbolic-ref HEAD | sed 's#^refs/heads/##')"
+base_rev="$(git rev-parse --short --verify "refs/top-bases/$name" 2>/dev/null)" ||
+       die "not a TopGit-controlled branch"
+
+
+patchfile="$(mktemp -t tg-mail.XXXXXX)"
+
+$tg patch $name >"$patchfile"
+
+hlines=$(grep -n -m 1 '^---' "$patchfile" | sed 's/:---//')
+header=$(head -$(($hlines - 1)) "$patchfile")
+
+
+
+from="$(echo "$header" | grep '^From:' | sed 's/From:\s*//')"
+to="$(echo "$header" | grep '^To:' | sed 's/To:\s*//')"
+
+
+# XXX I can't get quoting right without arrays
+[ -n "$from" ] && from=(--from "$from")
+[ -n "$to"   ] && to=(--to "$to") # FIXME there could be multimple To
+
+people=()
+[ -n "$from" ] && people=("${people[@]}" "${from[@]}")
+[ -n "$to" ]   && people=("${people[@]}" "${to[@]}")
+
+
+# NOTE git-send-email handles cc itself
+git send-email "${people[@]}" "$patchfile"
+
+rm "$patchfile"