tmux: make use of its own TMUX_TMPDIR env var

We have _PATH_TMP defined in our NDK paths.h patch. Therefore, the
patching here won't be in effect.

Instead of making use of the also defined _PATH_VARRUN, let's just
make tmux use $PREFIX/var/run as its socket path with its env var
TMUX_TMPDIR.

packages/tmux/build.sh

@@ -5,13 +5,14 @@ TERMUX_PKG_MAINTAINER="@termux"
 # Link against libandroid-support for wcwidth(), see https://github.com/termux/termux-packages/issues/224
 TERMUX_PKG_DEPENDS="ncurses, libevent, libandroid-support, libandroid-glob"
 TERMUX_PKG_VERSION=3.2a
-TERMUX_PKG_SRCURL=https://github.com/tmux/tmux/archive/${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_REVISION=1
+TERMUX_PKG_SRCURL="https://github.com/tmux/tmux/archive/${TERMUX_PKG_VERSION}.tar.gz"
 TERMUX_PKG_SHA256=497bc4ee16f10b53b161bf0253b6f9e20cd0f86c5d0104f149212cb0778ae13a
 TERMUX_PKG_AUTO_UPDATE=true
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--disable-static"
 TERMUX_PKG_BUILD_IN_SRC=true
 
-TERMUX_PKG_CONFFILES="etc/tmux.conf"
+TERMUX_PKG_CONFFILES="etc/tmux.conf etc/profile.d/tmux.sh"
 
 termux_step_pre_configure() {
 	LDFLAGS+=" -landroid-glob"
@@ -19,12 +20,15 @@ termux_step_pre_configure() {
 }
 
 termux_step_post_make_install() {
-	cp $TERMUX_PKG_BUILDER_DIR/tmux.conf $TERMUX_PREFIX/etc/tmux.conf
+	cp "$TERMUX_PKG_BUILDER_DIR"/tmux.conf "$TERMUX_PREFIX"/etc/tmux.conf
 
-	mkdir -p $TERMUX_PREFIX/share/bash-completion/completions
+	mkdir -p "$TERMUX_PREFIX"/etc/profile.d
+	echo "export TMUX_TMPDIR=$TERMUX_PREFIX/var/run" > "$TERMUX_PREFIX"/etc/profile.d/tmux.sh
+
+	mkdir -p "$TERMUX_PREFIX"/share/bash-completion/completions
 	termux_download \
 		https://raw.githubusercontent.com/imomaliev/tmux-bash-completion/homebrew_1.0.0/completions/tmux \
-		$TERMUX_PREFIX/share/bash-completion/completions/tmux \
+		"$TERMUX_PREFIX"/share/bash-completion/completions/tmux \
 		05e79fc1ecb27637dc9d6a52c315b8f207cf010cdcee9928805525076c9020ae
 }
 

packages/tmux/socket-path.patch

@@ -1,33 +0,0 @@
-diff -u -r ../tmux-3.2/compat.h ./compat.h
---- ../tmux-3.2/compat.h	2021-03-02 13:07:17.000000000 +0100
-+++ ./compat.h	2021-04-13 10:04:41.511077498 +0200
-@@ -99,7 +99,7 @@
- #endif
- 
- #ifndef _PATH_TMP
--#define _PATH_TMP	"/tmp/"
-+#define _PATH_TMP	"@TERMUX_PREFIX@/var/run"
- #endif
- 
- #ifndef _PATH_DEVNULL
-diff -u -r ../tmux-3.2/tmux.1 ./tmux.1
---- ../tmux-3.2/tmux.1	2021-04-13 07:26:00.000000000 +0200
-+++ ./tmux.1	2021-04-13 10:07:01.666057472 +0200
-@@ -91,7 +91,7 @@
- .Em server .
- The server and each client are separate processes which communicate through a
- socket in
--.Pa /tmp .
-+.Pa @TERMUX_PREFIX@/var/run .
- .Pp
- The options are as follows:
- .Bl -tag -width "XXXXXXXXXXXX"
-@@ -159,7 +159,7 @@
- stores the server socket in a directory under
- .Ev TMUX_TMPDIR
- or
--.Pa /tmp
-+.Pa @TERMUX_PREFIX@/var/run
- if it is unset.
- The default socket is named
- .Em default .