From 8ebeeaa3d44c9da01694984a42c4d27215383969 Mon Sep 17 00:00:00 2001
From: Fredrik Fornwall <fredrik@fornwall.net>
Date: Sun, 17 Sep 2017 15:55:41 +0200
Subject: [PATCH] ndk-patches: Use bin/login in getpwd()

---
 build-package.sh        |  2 +-
 ndk-patches/pwd.h.patch | 24 ++++++------------------
 2 files changed, 7 insertions(+), 19 deletions(-)

diff --git a/build-package.sh b/build-package.sh
index 0d7b6eb6..b02d1e64 100755
--- a/build-package.sh
+++ b/build-package.sh
@@ -365,7 +365,7 @@ termux_step_start_build() {
 	TERMUX_STANDALONE_TOOLCHAIN="$TERMUX_TOPDIR/_lib/${TERMUX_NDK_VERSION}-${TERMUX_ARCH}-${TERMUX_PKG_API_LEVEL}"
 	# Bump the below version if a change is made in toolchain setup to ensure
 	# that everyone gets an updated toolchain:
-	TERMUX_STANDALONE_TOOLCHAIN+="-v12"
+	TERMUX_STANDALONE_TOOLCHAIN+="-v13"
 
 	if [ -n "${TERMUX_PKG_BLACKLISTED_ARCHES:=""}" ] && [ "$TERMUX_PKG_BLACKLISTED_ARCHES" != "${TERMUX_PKG_BLACKLISTED_ARCHES/$TERMUX_ARCH/}" ]; then
 		echo "Skipping building $TERMUX_PKG_NAME for arch $TERMUX_ARCH"
diff --git a/ndk-patches/pwd.h.patch b/ndk-patches/pwd.h.patch
index 2d39b85b..5575a19d 100644
--- a/ndk-patches/pwd.h.patch
+++ b/ndk-patches/pwd.h.patch
@@ -1,15 +1,6 @@
 diff -u -r /home/fornwall/lib/android-ndk/sysroot/usr/include/pwd.h ./usr/include/pwd.h
 --- /home/fornwall/lib/android-ndk/sysroot/usr/include/pwd.h	2017-06-20 17:41:56.000000000 +0200
 +++ ./usr/include/pwd.h	2017-06-26 11:45:26.036064547 +0200
-@@ -63,6 +63,8 @@
- #include <sys/cdefs.h>
- #include <sys/types.h>
- 
-+#include <stdlib.h> /* For realpath() */
-+
- __BEGIN_DECLS
- 
- struct passwd {
 @@ -89,7 +91,6 @@
  struct passwd* getpwent(void) __INTRODUCED_IN(26);
  
@@ -18,23 +9,20 @@ diff -u -r /home/fornwall/lib/android-ndk/sysroot/usr/include/pwd.h ./usr/includ
  #endif /* __ANDROID_API__ >= 26 */
  
  
-@@ -99,6 +100,54 @@
+@@ -99,6 +100,51 @@
  int getpwuid_r(uid_t, struct passwd*, char*, size_t, struct passwd**) __INTRODUCED_IN(12);
  #endif /* __ANDROID_API__ >= 12 */
  
 +int access(const char* __path, int __mode);
 +
 +static void android_setup_pwd(struct passwd* pw) {
-+	static char realpath_buffer[4096/*PATH_MAX*/];
-+	char* result = realpath("/data/data/com.termux/files/home/.termux/shell", realpath_buffer);
-+	if (result == NULL || access(realpath_buffer, /*X_OK*/1) == -1) {
-+		char const* bash_path = "/data/data/com.termux/files/usr/bin/bash";
-+		if (access(bash_path, /*X_OK*/1) != -1) pw->pw_shell = (char*) bash_path;
-+		else pw->pw_shell = "/data/data/com.termux/files/usr/bin/sh";
++	char const* result = "@TERMUX_PREFIX@/bin/login";
++	if (result == NULL || access(result, /*X_OK*/1) == -1) {
++		pw->pw_shell = "@TERMUX_PREFIX@/bin/bash";
 +	} else {
-+		pw->pw_shell = realpath_buffer;
++		pw->pw_shell = result;
 +	}
-+	pw->pw_dir = "/data/data/com.termux/files/home";
++	pw->pw_dir = "@TERMUX_HOME@";
 +	pw->pw_passwd = "*";
 +#ifdef __LP64__
 +	pw->pw_gecos = ""; /* Avoid NULL field. */
-- 
2.11.0