# (c) Petr Baudis <pasky@suse.cz> 2008
# GPLv2
+TG_VERSION=0.8
## Auxiliary functions
exit 1
}
+# cat_file "topic:file"
+# Like `git cat-file blob $1`, but topics '(i)' and '(w)' means index and worktree
+cat_file()
+{
+ arg="$1"
+ case "$arg" in
+ '(w):'*)
+ arg=$(echo "$arg" | tail --bytes=+5)
+ cat "$arg"
+ return
+ ;;
+ '(i):'*)
+ # ':file' means cat from index
+ arg=$(echo "$arg" | tail --bytes=+5)
+ git cat-file blob ":$arg"
+ ;;
+ *)
+ git cat-file blob "$arg"
+ esac
+}
+
# setup_hook NAME
setup_hook()
{
else
hook_call="exec $hook_call"
fi
+ # Don't call hook if tg is not installed
+ hook_call="if which \"$tg\" > /dev/null; then $hook_call; fi"
# Insert call into the hook
{
echo "#!/bin/sh"
test "$(git rev-parse "$mb^{tree}")" = "$(git rev-parse "$_name^{tree}")";
}
+# is_sha1 REF
+# Whether REF is a SHA1 (compared to a symbolic name).
+is_sha1()
+{
+ [ "$(git rev-parse "$1")" = "$1" ]
+}
+
# recurse_deps CMD NAME [BRANCHPATH...]
# Recursively eval CMD on all dependencies of NAME.
# CMD can refer to $_name for queried branch name,
# of the whole function.
# If recurse_deps() hits missing dependencies, it will append
# them to space-separated $missing_deps list and skip them.
+# remote dependencies are processed if no_remotes is unset.
recurse_deps()
{
_cmd="$1"; shift
_depchain="$*"
_depsfile="$(mktemp -t tg-depsfile.XXXXXX)"
- # Check also our base against remote base. Checking our head
- # against remote head has to be done in the helper.
- if has_remote "top-bases/$_name"; then
+ # If no_remotes is unset check also our base against remote base.
+ # Checking our head against remote head has to be done in the helper.
+ if test -z "$no_remotes" && has_remote "top-bases/$_name"; then
echo "refs/remotes/$base_remote/top-bases/$_name" >>"$_depsfile"
fi
# branch_empty NAME
branch_empty()
{
- [ -z "$(git diff-tree "refs/top-bases/$1" "$1" | fgrep -v " .top")" ]
+ [ -z "$(git diff-tree "refs/top-bases/$1" "$1" -- | fgrep -v " .top")" ]
}
# switch_to_base NAME [SEED]
sep="|"
done
- echo "TopGit v0.5 - A different patch queue manager"
+ echo "TopGit v$TG_VERSION - A different patch queue manager"
echo "Usage: tg [-r REMOTE] ($cmds|help) ..."
elif [ -r "@cmddir@"/tg-$1 ] ; then
- @cmddir@/tg-$1 -h || :
+ setup_pager
+ @cmddir@/tg-$1 -h 2>&1 || :
echo
if [ -r "@sharedir@/tg-$1.txt" ] ; then
cat "@sharedir@/tg-$1.txt"
fi
}
+## Pager stuff
+
+# isatty FD
+isatty()
+{
+ test -t $1
+}
+
+# setup_pager
+# Spawn pager process and redirect the rest of our output to it
+setup_pager()
+{
+ isatty 1 || return 0
+
+ # TG_PAGER = GIT_PAGER | PAGER | less
+ # NOTE: GIT_PAGER='' is significant
+ TG_PAGER=${GIT_PAGER-${PAGER-less}}
+
+ [ -z "$TG_PAGER" -o "$TG_PAGER" = "cat" ] && return 0
+
+
+ # now spawn pager
+ export LESS="${LESS:-FRSX}" # as in pager.c:pager_preexec()
+
+ _pager_fifo_dir="$(mktemp -t -d tg-pager-fifo.XXXXXX)"
+ _pager_fifo="$_pager_fifo_dir/0"
+ mkfifo -m 600 "$_pager_fifo"
+
+ "$TG_PAGER" < "$_pager_fifo" &
+ exec > "$_pager_fifo" # dup2(pager_fifo.in, 1)
+
+ # this is needed so e.g. `git diff` will still colorize it's output if
+ # requested in ~/.gitconfig with color.diff=auto
+ export GIT_PAGER_IN_USE=1
+
+ # atexit(close(1); wait pager)
+ trap "exec >&-; rm \"$_pager_fifo\"; rmdir \"$_pager_fifo_dir\"; wait" EXIT
+}
## Startup
## Dispatch
# We were sourced from another script for our utility functions;
-# this is set by hooks.
-[ -z "$tg__include" ] || return 0
+# this is set by hooks. Skip the rest of the file. A simple return doesn't
+# work as expected in every shell. See http://bugs.debian.org/516188
+if [ -z "$tg__include" ]; then
if [ "$1" = "-r" ]; then
shift
. "@cmddir@"/tg-$cmd;;
esac
+fi
+
# vim:noet