danoli3 · May 19, 2021 23:28 · May 19, 2016 · May 19, 2016 · Oct 4, 2015
diff --git a/build_curl.md b/build_curl.md
@@ -10,7 +10,7 @@ Prerequisites :
 
 * NDK installed
 * NDK added to PATH : ``PATH=$PATH:/home/user/android-ndk``
-* standalone toolchain generated and added to path : ``PATH=$PATH:/home/user/android-toolchain/bin``
+* <a href="https://developer.android.com/ndk/guides/standalone_toolchain.html">standalone toolchain generated and added to path</a> : ``PATH=$PATH:/home/user/android-toolchain/bin``
 
 <h2> Build zlib for arch arm-linux-androideabi</h2>
 

diff --git a/build_curl.md b/build_curl.md
@@ -19,6 +19,7 @@ Prerequisites :
 ```
 wget http://zlib.net/zlib-1.2.8.tar.gz
 tar -xvzf zlib-1.2.8.tar.gz
+cd zlib-1.2.8
 ```
 
 * build settings
@@ -35,6 +36,7 @@ export prefix=$INSTALLATION_PATH
 * build & install
 
 ```
+./configure
 make
 make install
 ```

diff --git a/build_curl.md b/build_curl.md
@@ -0,0 +1,108 @@
+# Build libcurl for android NDK
+
+Libcurl requires openssl and zlib to be fully operationnal
+
+* Step 1 : cross compile zlib
+* Step 2 : cross compile openssl
+* Step 3 : cross compile curl with zlib/openssl external link
+
+Prerequisites : 
+
+* NDK installed
+* NDK added to PATH : ``PATH=$PATH:/home/user/android-ndk``
+* standalone toolchain generated and added to path : ``PATH=$PATH:/home/user/android-toolchain/bin``
+
+<h2> Build zlib for arch arm-linux-androideabi</h2>
+
+* get sources
+
+```
+wget http://zlib.net/zlib-1.2.8.tar.gz
+tar -xvzf zlib-1.2.8.tar.gz
+```
+
+* build settings
+
+```
+INSTALLATION_PATH=/path/to/install_directory
+
+export CC=arm-linux-androideabi-gcc
+export CPP=arm-linux-androideabi-g++
+export AR=arm-linux-androideabi-ar
+export prefix=$INSTALLATION_PATH
+```
+
+* build & install
+
+```
+make
+make install
+```
+
+<h2> Build openSSL for arch arm-linux-androideabi</h2>
+
+* get sources
+
+```
+wget https://www.openssl.org/source/openssl-1.0.1p.tar.gz
+tar -xvzf openssl-1.0.1p.tar.gz
+```
+
+* build settings
+
+```
+#Delete all reference to arm-linux-androideabi arch in your path before pursuing, the following will do this for you
+
+INSTALLATION_PATH=/path/to/install_directory
+
+wget https://wiki.openssl.org/images/7/70/Setenv-android.sh
+chmod 777 Setenv-android.sh
+export ANDROID_NDK_ROOT=/path/to/ndk
+change _ANDROID_API="android-18" to _ANDROID_API="android-21" in Setecn
+. ./Setenv-android.sh
+cd openssl-1.0.1p
+perl -pi -e 's/install: all install_docs install_sw/install: install_docs install_sw/g' Makefile.org
+./config shared no-ssl2 no-ssl3 no-comp no-hw no-engine --openssldir=$INSTALLATION_PATH
+```
+
+* build
+
+```
+make depend
+make all
+make install
+```
+
+<h2> Build curl for arch arm-linux-androideabi</h2>
+
+* build settings
+
+```
+#Before all, add standalone toolchain to your path if you dont (remove latter toolchain entry from openssl build and add the one you got from make-standalone.sh script)
+
+INSTALLATION_PATH=/path/to/install_directory
+
+export CROSS_COMPILE="arm-linux-androideabi"
+export CPPFLAGS="-I/home/abathur/MyApplication/app/src/main/prebuild/include" #path to zlib and openssl header folder
+export LDFLAGS="-L/home/abathur/MyApplication/app/src/main/prebuild" #path to zlib and openssl library folder
+export AR=${CROSS_COMPILE}-ar
+export AS=${CROSS_COMPILE}-as
+export LD=${CROSS_COMPILE}-ld
+export RANLIB=${CROSS_COMPILE}-ranlib
+export CC=${CROSS_COMPILE}-gcc
+export NM=${CROSS_COMPILE}-nm
+export LIBS="-lssl -lcrypto"
+
+./configure --host=${CROSS_COMPILE} --with-ssl --with-zlib --disable-ftp --disable-gopher --disable-file --disable-imap --disable-ldap --disable-ldaps --disable-pop3 --disable-proxy --disable-rtsp --disable-smtp --disable-telnet --disable-tftp --without-gnutls --without-libidn --without-librtmp --disable-dict
+```
+
+* build & install
+
+```
+make
+
+DESTDIR=$INSTALLATION_PATH
+
+make install
+```
+
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