From 544b949a4c1894d3e5e6687a4054c0b9ffaf2264 Mon Sep 17 00:00:00 2001
From: Dmytro Bogatov <dmytro@dbogatov.org>
Date: Tue, 7 Nov 2017 00:39:21 -0500
Subject: [PATCH] Make url from build hash.

---
 .gitlab-ci.yml | 2 +-
 main.tex       | 1 +
 preamble.tex   | 2 +-
 version.tex    | 2 +-
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6d1b50f..7da90c3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -26,7 +26,7 @@ artifacts:
   stage: build
   script:
   - ./install-font-debian.sh
-  - printf "%s" $CI_BUILD_REF | cut -c1-8 > version.tex
+  - printf "\providecommand{\version}{%s}" $CI_BUILD_REF | cut -c1-8 > version.tex
   - ./build.sh
   - mv dist/*.pdf .
   artifacts:
diff --git a/main.tex b/main.tex
index fd028f0..0b1168f 100644
--- a/main.tex
+++ b/main.tex
@@ -2,6 +2,7 @@
 
 \documentclass{beamer}
 
+\input{version}
 \input{preamble}
 
 \begin{document}
diff --git a/preamble.tex b/preamble.tex
index c734272..93ab60e 100644
--- a/preamble.tex
+++ b/preamble.tex
@@ -4,7 +4,7 @@
 
 \subtitle{Discussion}
 
-\date{Built from \emph{\input{version}} on \today}
+\date{Built from \href{https://git.dbogatov.org/bu/PathORAM-Talk/commit/\version}{\emph{\version}} on \today}
 
 \author{Dmytro Bogatov \\ dmytro@bu.edu}
 
diff --git a/version.tex b/version.tex
index dfd5418..803c611 100644
--- a/version.tex
+++ b/version.tex
@@ -1 +1 @@
-local-dev
+\providecommand{\version}{local-dev}
-- 
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