From 925bd26d3a66de434f32ac69599564dc2f5bc69d Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Fri, 24 Apr 2015 18:13:58 -0700
Subject: docs: Added FPGA manual

The actual FPGA manual pages are in the FPGA repository.
Only if the submodule is checked out will it build the manual
pages.
If the submodule is not checked out, it will create a link to
the FPGA manual hosted online.
---
 host/CMakeLists.txt | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'host/CMakeLists.txt')

diff --git a/host/CMakeLists.txt b/host/CMakeLists.txt
index beb4d396f..c235ffe82 100644
--- a/host/CMakeLists.txt
+++ b/host/CMakeLists.txt
@@ -280,6 +280,19 @@ LIBUHD_REGISTER_COMPONENT("Examples" ENABLE_EXAMPLES ON "ENABLE_LIBUHD" OFF)
 LIBUHD_REGISTER_COMPONENT("Utils" ENABLE_UTILS ON "ENABLE_LIBUHD" OFF)
 LIBUHD_REGISTER_COMPONENT("Tests" ENABLE_TESTS ON "ENABLE_LIBUHD" OFF)
 
+########################################################################
+# Check for fpga-src submodule
+########################################################################
+SET(HAS_FPGA_SUBMODULE FALSE)
+EXECUTE_PROCESS(
+    COMMAND ${PYTHON_EXECUTABLE} -c "import os; print os.path.abspath(os.path.join('${CMAKE_SOURCE_DIR}', '..', 'fpga-src'))"
+    OUTPUT_VARIABLE FPGA_SUBMODULE_DIR OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+message(STATUS ${FPGA_SUBMODULE_DIR})
+IF(EXISTS "${FPGA_SUBMODULE_DIR}/docs/fpga.md")
+    SET(HAS_FPGA_SUBMODULE TRUE)
+ENDIF(EXISTS "${FPGA_SUBMODULE_DIR}/docs/fpga.md")
+
 ########################################################################
 # Add the subdirectories
 ########################################################################
-- 
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