busybox: fix path to /bin/sh

packages/busybox/build.sh

@@ -3,6 +3,7 @@ TERMUX_PKG_DESCRIPTION="Tiny versions of many common UNIX utilities into a singl
 TERMUX_PKG_LICENSE="GPL-2.0"
 TERMUX_PKG_ESSENTIAL=yes
 TERMUX_PKG_VERSION=1.30.1
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SHA256=3d1d04a4dbd34048f4794815a5c48ebb9eb53c5277e09ffffc060323b95dfbdc
 TERMUX_PKG_SRCURL=https://busybox.net/downloads/busybox-${TERMUX_PKG_VERSION}.tar.bz2
 TERMUX_PKG_BUILD_IN_SRC=yes

packages/busybox/util-linux-setarch.c.patch

@@ -0,0 +1,12 @@
+diff -uNr busybox-1.30.1/util-linux/setarch.c busybox-1.30.1.mod/util-linux/setarch.c
+--- busybox-1.30.1/util-linux/setarch.c	2018-12-30 17:14:20.000000000 +0200
++++ busybox-1.30.1.mod/util-linux/setarch.c	2019-03-02 14:06:38.150442254 +0200
+@@ -98,7 +98,7 @@
+ 
+ 	argv += optind;
+ 	if (!argv[0])
+-		(--argv)[0] = (char*)"/bin/sh";
++		(--argv)[0] = (char*)"@TERMUX_PREFIX@/bin/sh";
+ 
+ 	/* Try to execute the program */
+ 	BB_EXECVP_or_die(argv);