add support for running lcm-spy and lcm-logplayer-gui on windows

Author: nosracd

lcm-java/CMakeLists.txt

@@ -71,22 +71,45 @@ add_jar(lcm-java
 
 install_jar(lcm-java DESTINATION share/java)
 
-configure_file(
-  ${CMAKE_CURRENT_SOURCE_DIR}/lcm-spy.sh.in
-  ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy
-  @ONLY
-)
+if(WIN32)
 
-lcm_copy_file_target(lcm-logplayer-gui-alias
-  ${CMAKE_CURRENT_SOURCE_DIR}/lcm-logplayer-gui.sh
-  ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui
-)
+  configure_file(
+    ${CMAKE_CURRENT_SOURCE_DIR}/lcm-spy.bat.in
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy.bat
+    @ONLY
+  )
 
-install(PROGRAMS
-  ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui
-  ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy
-  DESTINATION bin
-)
+  lcm_copy_file_target(lcm-logplayer-gui-alias
+    ${CMAKE_CURRENT_SOURCE_DIR}/lcm-logplayer-gui.bat
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui.bat
+  )
+
+  install(PROGRAMS
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui.bat
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy.bat
+    DESTINATION bin
+  )
+
+else()
+
+  configure_file(
+    ${CMAKE_CURRENT_SOURCE_DIR}/lcm-spy.sh.in
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy
+    @ONLY
+  )
+
+  lcm_copy_file_target(lcm-logplayer-gui-alias
+    ${CMAKE_CURRENT_SOURCE_DIR}/lcm-logplayer-gui.sh
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui
+  )
+
+  install(PROGRAMS
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-logplayer-gui
+    ${CMAKE_CURRENT_BINARY_DIR}/lcm-spy
+    DESTINATION bin
+  )
+
+endif()
 
 install(FILES
   lcm-logplayer-gui.1

lcm-java/lcm-logplayer-gui.bat

@@ -0,0 +1,20 @@
+:: Determine our canonical location
+set mydir=%~dp0
+
+:: Find our JAR
+if exist %mydir%\lcm.jar (
+    set jars=%mydir%\lcm.jar
+) else (
+    if exist %mydir%\..\share\java\lcm.jar (
+      set jars=%mydir%\..\share\java\lcm.jar
+    ) else (
+      echo "Unable to find 'lcm.jar'; please check your installation"
+      exit 1
+    )
+)
+
+:: Add user's CLASSPATH, if set
+IF NOT "%CLASSPATH%"=="" set jars=%jars%;%CLASSPATH%
+
+:: Launch the applet
+java -server -Djava.net.preferIPv4Stack=true -Xmx64m -Xms32m -ea -cp "%jars%" lcm.logging.LogPlayer %*

lcm-java/lcm-spy.bat.in

@@ -0,0 +1,29 @@
+setlocal enableDelayedExpansion
+
+:: Determine our canonical location
+set mydir=%~dp0
+
+:: Find dependency JARs
+if exist %mydir%\lcm.jar (
+    set jars=%mydir%\lcm.jar
+    set jars=!jars!;%mydir%\jchart2d-code\jchart2d-3.2.2.jar
+    set ext=%mydir%\jchart2d-code\ext
+) else (
+    if exist %mydir%\..\share\java\lcm.jar (
+      set jars=%mydir%\..\share\java\lcm.jar
+      set jars=!jars!;%mydir%\..\share\java\jchart2d-3.2.2.jar
+      set ext=%mydir%\..\share\java
+    ) else (
+      echo "Unable to find 'lcm.jar'; please check your installation"
+      exit 1
+    )
+)
+
+set jars=%jars%:@LCM_EXT_XMLGRAPHICS_COMMONS_JAR@
+set jars=%jars%:@LCM_EXT_JIDE_OSS_JAR@
+
+:: Add user's CLASSPATH, if set
+IF NOT "%CLASSPATH%"=="" set jars=%jars%;%CLASSPATH%
+
+:: Launch the applet
+java -server -Djava.net.preferIPv4Stack=true -Xmx128m -Xms64m -ea -cp "%jars%" lcm.spy.Spy %*

lcm-python/lcm/__init__.py

@@ -1,6 +1,7 @@
 import os
 import sys
 import subprocess
+import platform
 
 # Attempt to be backwards compatible
 if sys.version_info >= (3, 6):
@@ -176,8 +177,9 @@ def tell (self):
 LCM_BIN_DIR = os.path.join(os.path.dirname(__file__), '..', 'bin')
 
 def run_script(name: str, args) -> int:
+    file_extension = '.bat' if platform.system() == 'Windows' else ''
     try:
-        return subprocess.call([os.path.join(LCM_BIN_DIR, name), *args], close_fds=False)
+        return subprocess.call([os.path.join(LCM_BIN_DIR, name + file_extension), *args], close_fds=False)
     except KeyboardInterrupt:
         return 0