osrm-backend: patch to hardcode path to default lua profiles once installed into $out

2 files changed, 22 insertions, 2 deletions

diff --git a/pkgs/servers/osrm-backend/4.5.0-default-profile-path.template.patch b/pkgs/servers/osrm-backend/4.5.0-default-profile-path.template.patch
new file mode 100644
index 00000000000..12fcdb4fd02
--- /dev/null
+++ b/pkgs/servers/osrm-backend/4.5.0-default-profile-path.template.patch
@@ -0,0 +1,13 @@
+diff --git a/extractor/extractor_options.cpp b/extractor/extractor_options.cpp
+index d14d8d9..c64d7fd 100644
+--- a/extractor/extractor_options.cpp
++++ b/extractor/extractor_options.cpp
+@@ -50,7 +50,7 @@ bool ExtractorOptions::ParseArguments(int argc, char *argv[], ExtractorConfig &e
+     boost::program_options::options_description config_options("Configuration");
+     config_options.add_options()("profile,p",
+                                  boost::program_options::value<boost::filesystem::path>(
+-                                     &extractor_config.profile_path)->default_value("profile.lua"),
++                                     &extractor_config.profile_path)->default_value("@out@/profiles/car.lua"),
+                                  "Path to LUA routing profile")(
+         "threads,t",
+         boost::program_options::value<unsigned int>(&extractor_config.requested_num_threads)
diff --git a/pkgs/servers/osrm-backend/default.nix b/pkgs/servers/osrm-backend/default.nix
index 035ba9658a6..8e33d6e30b9 100644
--- a/pkgs/servers/osrm-backend/default.nix
+++ b/pkgs/servers/osrm-backend/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, cmake, luabind, libosmpbf, stxxl, tbb, boost, expat, protobuf, bzip2, zlib}:
+{stdenv, fetchurl, cmake, luabind, libosmpbf, stxxl, tbb, boost, expat, protobuf, bzip2, zlib, substituteAll}:
 
 stdenv.mkDerivation rec {
   name = "osrm-backend-4.5.0";
@@ -8,10 +8,17 @@ stdenv.mkDerivation rec {
     sha256 = "af61e883051f2ecb73520ace6f17cc6da30edc413208ff7cf3d87992eca0756c";
   };
 
-  patches = [ ./4.5.0-openmp.patch ];
+  patches = [
+    ./4.5.0-openmp.patch
+    (substituteAll {
+      src = ./4.5.0-default-profile-path.template.patch;
+    })
+  ];
 
   buildInputs = [ cmake luabind luabind.lua libosmpbf stxxl tbb boost expat protobuf bzip2 zlib ];
 
+  postInstall = "mkdir -p $out/share/osrm-backend && cp -r ../profiles $out/share/osrm-backend/profiles";
+
   meta = {
     homepage = https://github.com/Project-OSRM/osrm-backend/wiki;
     description = "Open Source Routing Machine computes shortest paths in a graph. It was designed to run well with map data from the Openstreetmap Project.";