cmake man now working (after restoring more verbous solution from web source)

pub/man/CMakeLists.txt

+ADD_CUSTOM_TARGET(man ALL)
+
+ADD_CUSTOM_COMMAND(
+  TARGET man
+  SOURCE ${CMAKE_CURRENT_SOURCE_DIR}/frida.pod
+  COMMAND pod2man ARGS -s 1  -c "frida manual" ${CMAKE_CURRENT_SOURCE_DIR}/frida.pod ${CMAKE_CURRENT_BINARY_DIR}/frida.1
+  OUTPUTS ${CMAKE_CURRENT_BINARY_DIR}/frida.1
+)
+
 ADD_CUSTOM_COMMAND(
- OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/frida.1
- COMMAND pod2man ARGS -s 1  -c "frida manual" frida.pod > ${CMAKE_CURRENT_BINARY_DIR}/frida.1
+  TARGET man
+  SOURCE man
+  DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/frida.1
 )
 
 # TODO: restore html build