From e3941cde7e9ce966c1db61cd6df9ba5ef8efd6d1 Mon Sep 17 00:00:00 2001
From: Janne Sinivirta <janne.sinivirta@gmail.com>
Date: Mon, 18 Dec 2017 07:15:14 +0200
Subject: [PATCH 1/4] move wgetting and building of talib to an sh file

---
 .travis.yml       | 4 +---
 install_ta-lib.sh | 3 +++
 2 files changed, 4 insertions(+), 3 deletions(-)
 create mode 100755 install_ta-lib.sh

diff --git a/.travis.yml b/.travis.yml
index e89bdbbf1..0e4c22263 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,9 +11,7 @@ addons:
     - libdw-dev
     - binutils-dev
 install:
-- wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
-- tar zxvf ta-lib-0.4.0-src.tar.gz
-- cd ta-lib && ./configure && sudo make && sudo make install && cd ..
+- ./install_ta-lib.sh
 - export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
 - pip install flake8 coveralls
 - pip install -r requirements.txt
diff --git a/install_ta-lib.sh b/install_ta-lib.sh
new file mode 100755
index 000000000..077c08bae
--- /dev/null
+++ b/install_ta-lib.sh
@@ -0,0 +1,3 @@
+wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
+tar zxvf ta-lib-0.4.0-src.tar.gz
+cd ta-lib && ./configure && sudo make && sudo make install && cd ..

From 4c0a316e3e5908592e05240815177220d69a9194 Mon Sep 17 00:00:00 2001
From: Janne Sinivirta <janne.sinivirta@gmail.com>
Date: Mon, 18 Dec 2017 09:14:40 +0200
Subject: [PATCH 2/4] enable sudo for installing talib

---
 .travis.yml       | 2 +-
 install_ta-lib.sh | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 0e4c22263..cc412d83c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,4 @@
-sudo: false
+sudo: true
 os:
 - linux
 language: python
diff --git a/install_ta-lib.sh b/install_ta-lib.sh
index 077c08bae..c37147747 100755
--- a/install_ta-lib.sh
+++ b/install_ta-lib.sh
@@ -1,3 +1,3 @@
 wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
 tar zxvf ta-lib-0.4.0-src.tar.gz
-cd ta-lib && ./configure && sudo make && sudo make install && cd ..
+cd ta-lib && ./configure && make && sudo make install && cd ..

From e5f8c1e75d175b7c0356aca40fdddddc8988e4e1 Mon Sep 17 00:00:00 2001
From: Janne Sinivirta <janne.sinivirta@gmail.com>
Date: Mon, 18 Dec 2017 09:29:17 +0200
Subject: [PATCH 3/4] cache ta-lib folder, skip build if cache exists

---
 .travis.yml       |  3 ++-
 install_ta-lib.sh | 11 ++++++++---
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index cc412d83c..55f40d1c8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,4 +32,5 @@ notifications:
     secure: 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
 cache:
   directories:
-    - $HOME/.cache/pip
\ No newline at end of file
+    - $HOME/.cache/pip
+    - ta-lib
\ No newline at end of file
diff --git a/install_ta-lib.sh b/install_ta-lib.sh
index c37147747..6fb70a8c3 100755
--- a/install_ta-lib.sh
+++ b/install_ta-lib.sh
@@ -1,3 +1,8 @@
-wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
-tar zxvf ta-lib-0.4.0-src.tar.gz
-cd ta-lib && ./configure && make && sudo make install && cd ..
+if [ ! -d "ta-lib" ]; then
+  wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
+  tar zxvf ta-lib-0.4.0-src.tar.gz
+  cd ta-lib && ./configure && make && sudo make install && cd ..
+else
+  echo "TA-lib already installed, skipping download and build."
+  cd ta-lib && sudo make install && cd ..
+fi

From 92f6db5bd7dd7233af547d512dbbe45dc4536076 Mon Sep 17 00:00:00 2001
From: Janne Sinivirta <janne.sinivirta@gmail.com>
Date: Mon, 18 Dec 2017 09:36:29 +0200
Subject: [PATCH 4/4] fix checking for cached ta-lib

---
 install_ta-lib.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/install_ta-lib.sh b/install_ta-lib.sh
index 6fb70a8c3..10118a819 100755
--- a/install_ta-lib.sh
+++ b/install_ta-lib.sh
@@ -1,4 +1,4 @@
-if [ ! -d "ta-lib" ]; then
+if [ ! -f "ta-lib/CHANGELOG.TXT" ]; then
   wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
   tar zxvf ta-lib-0.4.0-src.tar.gz
   cd ta-lib && ./configure && make && sudo make install && cd ..