texlive-bin: disable fdsan for luatex as well

Fixes https://github.com/termux/science-packages/issues/72.

packages/texlive-bin/build.sh

@@ -4,6 +4,7 @@ TERMUX_PKG_LICENSE="GPL-2.0"
 TERMUX_PKG_MAINTAINER="Henrik Grimler @Grimler91"
 TERMUX_PKG_VERSION=20210325
 _SVN_VERSION=58837
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://github.com/TeX-Live/texlive-source/archive/svn${_SVN_VERSION}.tar.gz
 TERMUX_PKG_SHA256=0afa6919e44675b7afe0fa45344747afef07b6ee98eeb14ff6a2ef78f458fc12
 TERMUX_PKG_DEPENDS="libc++, libiconv, freetype, libpng, libgd, libgmp, libmpfr, libicu, liblua52, libgraphite, harfbuzz, harfbuzz-icu, teckit, libpixman, libcairo, zlib, zziplib"

packages/texlive-bin/disable-fdsan.patch

@@ -31,3 +31,39 @@
  						&& (f = gzdopen(fileno((FILE*)f), FOPEN_WBIN_MODE)) \
  						&& (gzsetparams(f, 1, Z_DEFAULT_STRATEGY) == Z_OK))
  #define wclose(f)	gzclose(f)
+--- ./texk/web2c/luatexdir/tex/mainbody.c~	2021-04-11 21:33:43.000000000 +0000
++++ ./texk/web2c/luatexdir/tex/mainbody.c	2021-06-29 17:10:06.155100280 +0000
+@@ -23,6 +23,23 @@
+ 
+ #include "ptexlib.h"
+ 
++#ifdef __ANDROID__
++#include <android/fdsan.h>
++#include <dlfcn.h>
++#endif
++
++void disable_fdsan() {
++  // For Android 11+.
++  void *lib_handle = dlopen("libc.so", RTLD_LAZY);
++  if (lib_handle) {
++    void (*set_fdsan_error_level)(enum android_fdsan_error_level newlevel) = dlsym(lib_handle, "android_fdsan_set_error_level");
++    if (set_fdsan_error_level) {
++      set_fdsan_error_level(ANDROID_FDSAN_ERROR_LEVEL_DISABLED);
++    }
++    dlclose(lib_handle);
++  }
++}
++
+ /*tex
+ 
+ This is where the action starts. We're speaking of \LUATEX, a continuation of
+@@ -506,6 +523,9 @@
+     int bad = main_initialize();
+     /*tex in case we quit during initialization */
+     history = fatal_error_stop;
++#ifdef __ANDROID__
++    disable_fdsan();
++#endif
+     /*tex open the terminal for output */
+     t_open_out();
+     if (!luainit)