From 8a7959e2063077639827093daa30345ab57fbff9 Mon Sep 17 00:00:00 2001
From: Andy <andy@freilandkiwis.de>
Date: Mon, 20 May 2024 09:04:14 +0200
Subject: [PATCH] The ta-lib install script is a tiny bit outdated (last
 modified 2006-07-02) so this additional download enables building the docker
 image on ARM architecture to us it on a RaspbarryPi.

---
 Dockerfile                             |  2 +-
 docker_build_helpers/install_ta-lib.sh | 46 ++++++++++++++++++++++----
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 019358485..7c11d6036 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM python:3.9-slim AS jesse_basic_env
 ENV PYTHONUNBUFFERED 1
 
 RUN apt-get update \
-    && apt-get -y install git build-essential libssl-dev \
+    && apt-get -y install git build-essential libssl-dev wget \
     && apt-get clean \
     && pip install --upgrade pip
 
diff --git a/docker_build_helpers/install_ta-lib.sh b/docker_build_helpers/install_ta-lib.sh
index bac363df6..f74be0b93 100755
--- a/docker_build_helpers/install_ta-lib.sh
+++ b/docker_build_helpers/install_ta-lib.sh
@@ -1,17 +1,51 @@
+#!/bin/bash
+
 if [ -z "$1" ]; then
   INSTALL_LOC=/usr/local
 else
   INSTALL_LOC=${1}
 fi
 echo "Installing to ${INSTALL_LOC}"
+
 if [ ! -f "${INSTALL_LOC}/lib/libta_lib.a" ]; then
+  # Download and extract ta-lib source
   tar zxvf ta-lib-0.4.0-src.tar.gz
-  cd ta-lib \
-  && sed -i.bak "s|0.00000001|0.000000000000000001 |g" src/ta_func/ta_utility.h \
-  && ./configure --prefix=${INSTALL_LOC}/ \
-  && make \
-  && which sudo && sudo make install || make install \
-  && echo "export LD_LIBRARY_PATH=/usr/local/lib" >> /root/.bashrc
+  cd ta-lib
+
+  # Update config.guess and config.sub
+  echo "Downloading updated config.guess and config.sub from savannah.gnu.org"
+  wget -O config.guess 'http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.guess'
+  wget -O config.sub 'http://savannah.gnu.org/cgi-bin/viewcvs/*checkout*/config/config/config.sub'
+
+  # Apply patch and configure
+  sed -i.bak "s|0.00000001|0.000000000000000001 |g" src/ta_func/ta_utility.h
+  ./configure --prefix=${INSTALL_LOC}/
+
+  # Build and install
+  make
+  if which sudo; then
+    sudo make install
+  else
+    make install
+  fi
+
+  # Update library path
+  echo "export LD_LIBRARY_PATH=/usr/local/lib" >> /root/.bashrc
+
+  # Verify installation
+  if [ -f "${INSTALL_LOC}/include/ta-lib/ta_defs.h" ]; then
+    echo "TA-Lib headers installed successfully."
+  else
+    echo "Error: TA-Lib headers not found."
+    exit 1
+  fi
+
+  if [ -f "${INSTALL_LOC}/lib/libta_lib.a" ]; then
+    echo "TA-Lib library installed successfully."
+  else
+    echo "Error: TA-Lib library not found."
+    exit 1
+  fi
 else
   echo "TA-lib already installed, skipping installation"
 fi