File help.patch of Package f3d
Index: f3d-2.5.0/application/CMakeLists.txt
===================================================================
--- f3d-2.5.0.orig/application/CMakeLists.txt
+++ f3d-2.5.0/application/CMakeLists.txt
@@ -165,7 +165,7 @@ if(UNIX AND NOT APPLE)
set(MAN_OUTPUT_FILE ${CMAKE_BINARY_DIR}/f3d.1)
add_custom_command(
OUTPUT ${MAN_OUTPUT_FILE}
- COMMAND ${HELP2MAN} $<TARGET_FILE:f3d> -N -n "fast and minimalist 3D viewer" > ${MAN_OUTPUT_FILE}
+ COMMAND ${HELP2MAN} --no-discard-stderr $<TARGET_FILE:f3d> -N -n "fast and minimalist 3D viewer" > ${MAN_OUTPUT_FILE}
COMMAND ${GZIP} -f ${MAN_OUTPUT_FILE}
DEPENDS f3d)
add_custom_target(man ALL DEPENDS ${MAN_OUTPUT_FILE})