termux-tools: Try a more functional su wrapper

[termux-packages] / packages / termux-tools / su

diff --git a/packages/termux-tools/su b/packages/termux-tools/su
index 5b47429..cc3d9af 100755 (executable)
--- a/packages/termux-tools/su
+++ b/packages/termux-tools/su
@@ -1,12 +1,21 @@
-#!/bin/sh
+#!/data/data/com.termux/files/usr/bin/sh
 
-if [ -x /system/xbin/su ]; then
-       # The su tool may require programs from /system/bin in path:
-       PATH=/system/bin:$PATH /system/xbin/su $@
-else
-       echo "There is no su program on this device. Termux"
-       echo "does not supply tools for rooting, see e.g."
-       echo "http://www.androidcentral.com/root for"
-       echo "information about rooting Android."
-       exit 1
-fi
+ROOT_SHELL=$PREFIX/bin/bash
+if test -x "$HOME/.termux/shell"; then ROOT_SHELL=`readlink -f $HOME/.termux/shell`; fi
+
+for p in /system/xbin/su /su/bin/su
+do
+       if [ -x $p ]; then
+               # The su tool may require programs in PATH:
+               PATH=$PATH:/su/bin:/su/xbin:/system/bin:/system/xbin \
+                       exec $p \
+                       --preserve-environment \
+                       -c "LD_LIBRARY_PATH=$PREFIX/lib $ROOT_SHELL"
+       fi
+done
+
+echo "There is no su program on this device. Termux"
+echo "does not supply tools for rooting, see e.g."
+echo "http://www.androidcentral.com/root for"
+echo "information about rooting Android."
+exit 1