From c8230177248bf74bd50bba62e5b7fd0b5622e247 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Rombauts?= <sebastien.rombauts@gmail.com>
Date: Fri, 7 Feb 2014 19:57:55 +0100
Subject: [PATCH] Fixed Travis CI build

 - removed Doxygen from the Travis build
---
 CMakeLists.txt | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 17f1e5d..dfd08b2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -93,11 +93,17 @@ endif()
 option(SQLITECPP_RUN_DOXYGEN "Run Doxygen C++ documentation tool." ON)
 if (SQLITECPP_RUN_DOXYGEN)
     # add a Doxygen target to the "all" target
-    add_custom_target(SQLiteCpp_doxygen
-     ALL
-     COMMAND doxygen Doxyfile > ${DEV_NULL}
-     WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
-    )
+    if (NOT DEFINED ENV{TRAVIS})
+        # if not runing on a Travis CI Virtual Machine
+        add_custom_target(SQLiteCpp_doxygen
+         ALL
+         COMMAND doxygen Doxyfile > ${DEV_NULL}
+         WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+        )
+    else()
+        # but no Doxygen under Travis CI: too costly and no real benefit
+        message("no Doxygen target when TRAVIS is defined")
+    endif()
 endif()
 
 option(SQLITECPP_RUN_TESTS "Run test tools." ON)