From 72067c0893b5f9c321046b38d8d710fb64ba4135 Mon Sep 17 00:00:00 2001
From: Dibyendu Majumdar <mobile@majumdar.org.uk>
Date: Fri, 17 Jan 2020 14:13:00 +0000
Subject: [PATCH] issue #178 Added scripts that will be configured by CMake

---
 CMakeLists.txt       | 15 +++++++++++
 ravi-config.cmake.in | 61 ++++++++++++++++++++++++++++++++++++++++++++
 ravi-env.bat.in      |  4 +++
 ravi-env.linux.sh.in |  5 ++++
 ravi-env.osx.sh.in   |  6 +++++
 5 files changed, 91 insertions(+)
 create mode 100644 ravi-config.cmake.in
 create mode 100644 ravi-env.bat.in
 create mode 100644 ravi-env.linux.sh.in
 create mode 100644 ravi-env.osx.sh.in

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7a2b934..85d194b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -534,9 +534,24 @@ else ()
     add_test(TestVM test_asmvm)
 endif ()
 
+configure_file(ravi-config.cmake.in ravi-config.cmake @ONLY)
+if (WIN32)
+    configure_file(ravi-env.bat.in ravi-env.bat @ONLY)
+    set(RAVI_SCRIPTS ${CMAKE_CURRENT_BINARY_DIR}/ravi-env.bat)
+elseif (APPLE)
+    configure_file(ravi-env.osx.sh.in ravi-env.sh @ONLY)
+    set(RAVI_SCRIPTS ${CMAKE_CURRENT_BINARY_DIR}/ravi-env.sh)
+else()
+    configure_file(ravi-env.linux.sh.in ravi-env.sh @ONLY)
+    set(RAVI_SCRIPTS ${CMAKE_CURRENT_BINARY_DIR}/ravi-env.sh)
+endif()
 install(FILES ${LUA_HEADERS}
         DESTINATION include/ravi)
 install(TARGETS ${LIBRAVI_NAME} ravi ${RAVI_DEBUGGER_TARGET} ${RAVI_STATICEXEC_TARGET}
         RUNTIME DESTINATION bin
         ARCHIVE DESTINATION lib
         LIBRARY DESTINATION lib)
+install(FILES ${RAVI_SCRIPTS}
+        DESTINATION bin)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/ravi-config.cmake
+        DESTINATION cmake)
diff --git a/ravi-config.cmake.in b/ravi-config.cmake.in
new file mode 100644
index 0000000..847238e
--- /dev/null
+++ b/ravi-config.cmake.in
@@ -0,0 +1,61 @@
+find_path(LUA_INCLUDE_DIR lua.h
+    PATHS
+    @CMAKE_INSTALL_PREFIX@/include/ravi
+  )
+
+find_library(LUA_LIBRARIES
+    NAMES @LIBRAVI_NAME@
+    PATHS
+    @CMAKE_INSTALL_PREFIX@/lib
+  )
+
+find_program(LUA_EXE
+    NAMES ravi_s
+    PATHS
+    @CMAKE_INSTALL_PREFIX@/bin
+  )
+
+# LUA_INCDIR - place where lua headers exist
+set(LUA_INCDIR ${LUA_INCLUDE_DIR})
+
+# LIBDIR - LUA_CPATH
+if (WIN32)
+
+  get_filename_component(LIBDIR
+    ${LUA_EXE}
+    DIRECTORY)
+
+else()
+
+  get_filename_component(LIBDIR
+    ${LUA_LIBRARIES}
+    DIRECTORY)
+
+endif()
+
+get_filename_component(LUA_BINDIR
+  ${LUA_EXE}
+  DIRECTORY)
+
+# LUA_LIBDIR - place where lua native libraries exist
+get_filename_component(LUA_LIBDIR
+  ${LUA_LIBRARIES}
+  DIRECTORY
+)
+
+if (NOT WIN32) 
+  set(LUA_LIBRARIES "${LUA_LIBRARIES};m")
+endif()
+
+# LUALIB - the lua library to link against
+set(LUALIB ${LUA_LIBRARIES})
+
+# LUADIR - LUA_PATH
+if (USE_LUA53)
+  set(LUADIR "${LUA_LIBDIR}/../share/lua/5.3")
+else()
+  set(LUADIR "${LUA_LIBDIR}/../share/lua/5.3")
+endif()
+
+set(LUA "${LUA_EXE}")
+
diff --git a/ravi-env.bat.in b/ravi-env.bat.in
new file mode 100644
index 0000000..9b56df8
--- /dev/null
+++ b/ravi-env.bat.in
@@ -0,0 +1,4 @@
+set RAVI_HOME=@CMAKE_INSTALL_PREFIX@
+set PATH=%RAVI_HOME%\bin;%PATH%
+set LUA_PATH=%RAVI_HOME%\share\lua\5.3\?.lua;%RAVI_HOME%\share\lua\5.3\?\init.lua;.\?.lua;.\?\init.lua
+set LUA_CPATH=%RAVI_HOME%\bin\?.dll
\ No newline at end of file
diff --git a/ravi-env.linux.sh.in b/ravi-env.linux.sh.in
new file mode 100644
index 0000000..aa72c85
--- /dev/null
+++ b/ravi-env.linux.sh.in
@@ -0,0 +1,5 @@
+export RAVI_HOME=@CMAKE_INSTALL_PREFIX@
+export PATH=$RAVI_HOME/bin:$PATH
+export LD_LIBRARY_PATH=$RAVI_HOME/lib:$LD_LIBRARY_PATH
+export LUA_PATH="$RAVI_HOME/share/lua/5.3/?.lua;$RAVI_HOME/share/lua/5.3/?/init.lua;./?.lua;./?/init.lua"
+export LUA_CPATH="$RAVI_HOME/lib/?.so;$RAVI_HOME/lib/lib?.so"
\ No newline at end of file
diff --git a/ravi-env.osx.sh.in b/ravi-env.osx.sh.in
new file mode 100644
index 0000000..ee3af91
--- /dev/null
+++ b/ravi-env.osx.sh.in
@@ -0,0 +1,6 @@
+export RAVI_HOME=@CMAKE_INSTALL_PREFX@
+export PATH=$RAVI_HOME/bin:$PATH
+export DYLD_LIBRARY_PATH=$RAVI_HOME/lib:$DYLD_LIBRARY_PATH
+export LUA_PATH="$RAVI_HOME/share/lua/5.3/?.lua;$RAVI_HOME/share/lua/5.3/?/init.lua;./?.lua;./?/init.lua"
+export LUA_CPATH="$RAVI_HOME/lib/?.dylib;$RAVI_HOME/lib/lib?.dylib"
+export LUA_CPATH="$LUA_CPATH;$RAVI_HOME/lib/?.so;$RAVI_HOME/lib/lib?.so"
\ No newline at end of file