new package: bubblewrap

root-packages/bubblewrap/build.sh

@@ -0,0 +1,14 @@
+TERMUX_PKG_HOMEPAGE="https://github.com/containers/bubblewrap"
+TERMUX_PKG_DESCRIPTION="Unprivileged sandboxing tool"
+TERMUX_PKG_LICENSE="GPL-2.0"
+TERMUX_PKG_MAINTAINER="@termux"
+TERMUX_PKG_VERSION="0.6.2"
+TERMUX_PKG_SRCURL="https://github.com/containers/bubblewrap/archive/refs/tags/v$TERMUX_PKG_VERSION.tar.gz"
+TERMUX_PKG_SHA256=f8d21707b492d318380f0a76966e8cfa40c2df283de8bcf1ac51e7a4dcc12e97
+TERMUX_PKG_DEPENDS="libcap, bash-completion"
+TERMUX_PKG_BUILD_DEPENDS="docbook-xsl"
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS='
+-Dselinux=disabled
+'
+# patch was based on v0.6.2
+TERMUX_PKG_AUTO_UPDATE=false

root-packages/bubblewrap/swap-getcwd-func.patch

@@ -0,0 +1,18 @@
+diff --git a/bubblewrap.c b/bubblewrap.c
+index b17ff99..d3359ae 100644
+--- a/bubblewrap.c
++++ b/bubblewrap.c
+@@ -2963,7 +2963,12 @@ main (int    argc,
+   if (mount ("tmpfs", base_path, "tmpfs", MS_NODEV | MS_NOSUID, NULL) != 0)
+     die_with_error ("Failed to mount tmpfs");
+ 
+-  old_cwd = get_current_dir_name ();
++  /* get_current_dir_name() is not included in Bionic (Android's libc) */
++  /* old_cwd = get_current_dir_name (); */
++  old_cwd = getcwd(NULL, 0);
++  if (old_cwd == NULL)
++    die_with_error("failed in getting current working directory. "
++                    "probably the path length is equal to or longer than 4KiB");
+ 
+   /* Chdir to the new root tmpfs mount. This will be the CWD during
+      the entire setup. Access old or new root via "oldroot" and "newroot". */