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-<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"/><meta name="og:site_name" content="Navan Chauhan"/><link rel="canonical" href="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><meta name="twitter:url" content="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><meta name="og:url" content="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><title>Compiling Open Babel on iOS | Navan Chauhan</title><meta name="twitter:title" content="Compiling Open Babel on iOS | Navan Chauhan"/><meta name="og:title" content="Compiling Open Babel on iOS | Navan Chauhan"/><meta name="description" content="Compiling Open Babel on iOS"/><meta name="twitter:description" content="Compiling Open Babel on iOS"/><meta name="og:description" content="Compiling Open Babel on iOS"/><meta name="twitter:card" content="summary"/><link rel="stylesheet" href="/styles.css" type="text/css"/><meta name="viewport" content="width=device-width, initial-scale=1.0"/><link rel="shortcut icon" href="/images/favicon.png" type="image/png"/><link rel="alternate" href="/feed.rss" type="application/rss+xml" title="Subscribe to Navan Chauhan"/><meta name="twitter:image" content="https://navanchauhan.github.io/images/logo.png"/><meta name="og:image" content="https://navanchauhan.github.io/images/logo.png"/></head><head><script async src="//gc.zgo.at/count.js" data-goatcounter="https://navanchauhan.goatcounter.com/count"></script></head><body class="item-page"><header><div class="wrapper"><a class="site-name" href="/">Navan Chauhan</a><nav><ul><li><a href="/about">About Me</a></li><li><a class="selected" href="/posts">Posts</a></li><li><a href="/publications">Publications</a></li><li><a href="/assets/résumé.pdf">Résumé</a></li><li><a href="https://navanchauhan.github.io/repo">Repo</a></li></ul></nav></div></header><div class="wrapper"><article><div class="content"><span class="reading-time">5 minute read</span><span class="reading-time">Created on May 31, 2020</span><span class="reading-time">Last modified on September 15, 2020</span><h1>Compiling Open Babel on iOS</h1><p>Due to the fact that my summer vacations started today, I had the brilliant idea of trying to run open babel on my iPad. To give a little background, I had tried to compile AutoDock Vina using a cross-compiler but I had miserably failed.</p><p>I am running the Checkr1n jailbreak on my iPad and the Unc0ver jailbreak on my phone.</p><h2>But Why?</h2><p>Well, just because I can. This is literally the only reason I tried compiling it and also partially because in the long run I want to compile AutoDock Vina so I can do Molecular Docking on the go.</p><h2>Let's Go!</h2><p>How hard can it be to compile open babel right? It is just a simple software with clear and concise build instructions. I just need to use <code>cmake</code> to build and the <code>make</code> to install.</p><p>It is 11 AM in the morning. I install <code>clang, cmake and make</code> from the Sam Bingner's repository, fired up ssh, downloaded the source code and ran the build command.`clang</p><h3>Fail No. 1</h3><p>I couldn't even get cmake to run, I did a little digging around StackOverflow and founf that I needed the iOS SDK, sure no problem. I waited for Xcode to update and transferred the SDKs to my iPad</p><pre><code><div class="highlight"><span></span>scp -r /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk root@192.168.1.8:/var/sdks/
+<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"/><meta name="og:site_name" content="Navan Chauhan"/><link rel="canonical" href="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><meta name="twitter:url" content="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><meta name="og:url" content="https://navanchauhan.github.io/posts/2020-05-31-compiling-open-babel-on-ios"/><title>Compiling Open Babel on iOS | Navan Chauhan</title><meta name="twitter:title" content="Compiling Open Babel on iOS | Navan Chauhan"/><meta name="og:title" content="Compiling Open Babel on iOS | Navan Chauhan"/><meta name="description" content="Compiling Open Babel on iOS"/><meta name="twitter:description" content="Compiling Open Babel on iOS"/><meta name="og:description" content="Compiling Open Babel on iOS"/><meta name="twitter:card" content="summary"/><link rel="stylesheet" href="/styles.css" type="text/css"/><meta name="viewport" content="width=device-width, initial-scale=1.0"/><link rel="shortcut icon" href="/images/favicon.png" type="image/png"/><link rel="alternate" href="/feed.rss" type="application/rss+xml" title="Subscribe to Navan Chauhan"/><meta name="twitter:image" content="https://navanchauhan.github.io/images/logo.png"/><meta name="og:image" content="https://navanchauhan.github.io/images/logo.png"/></head><head><script async src="//gc.zgo.at/count.js" data-goatcounter="https://navanchauhan.goatcounter.com/count"></script></head><body class="item-page"><header><div class="wrapper"><a class="site-name" href="/">Navan Chauhan</a><nav><ul><li><a href="/about">About Me</a></li><li><a class="selected" href="/posts">Posts</a></li><li><a href="/publications">Publications</a></li><li><a href="/assets/résumé.pdf">Résumé</a></li><li><a href="https://navanchauhan.github.io/repo">Repo</a></li><li><a href="/feed.rss">RSS</a></li></ul></nav></div></header><div class="wrapper"><article><div class="content"><span class="reading-time">5 minute read</span><span class="reading-time">Created on May 31, 2020</span><span class="reading-time">Last modified on September 15, 2020</span><h1>Compiling Open Babel on iOS</h1><p>Due to the fact that my summer vacations started today, I had the brilliant idea of trying to run open babel on my iPad. To give a little background, I had tried to compile AutoDock Vina using a cross-compiler but I had miserably failed.</p><p>I am running the Checkr1n jailbreak on my iPad and the Unc0ver jailbreak on my phone.</p><h2>But Why?</h2><p>Well, just because I can. This is literally the only reason I tried compiling it and also partially because in the long run I want to compile AutoDock Vina so I can do Molecular Docking on the go.</p><h2>Let's Go!</h2><p>How hard can it be to compile open babel right? It is just a simple software with clear and concise build instructions. I just need to use <code>cmake</code> to build and the <code>make</code> to install.</p><p>It is 11 AM in the morning. I install <code>clang, cmake and make</code> from the Sam Bingner's repository, fired up ssh, downloaded the source code and ran the build command.`clang</p><h3>Fail No. 1</h3><p>I couldn't even get cmake to run, I did a little digging around StackOverflow and founf that I needed the iOS SDK, sure no problem. I waited for Xcode to update and transferred the SDKs to my iPad</p><pre><code><div class="highlight"><span></span>scp -r /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk root@192.168.1.8:/var/sdks/
 </div></code></pre><p>Them I told cmake that this is the location for my SDK 😠. Successful! Now I just needed to use make.</p><h3>Fail No. 2</h3><p>It was giving the error that thread-local-storage was not supported on this device.</p><pre><code><div class="highlight"><span></span><span class="o">[</span>  <span class="m">0</span>%<span class="o">]</span> Building CXX object src/CMakeFiles/openbabel.dir/alias.cpp.o
 <span class="o">[</span>  <span class="m">1</span>%<span class="o">]</span> Building CXX object src/CMakeFiles/openbabel.dir/atom.cpp.o
 In file included from /var/root/obabel/ob-src/src/atom.cpp:28: