Annotation of /linden_release/linden/indra/cmake/CMakeCopyIfDifferent.cmake
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| 1 : | mjm | 57 | # -*- cmake -*- |
| 2 : | # Taken from http://www.cmake.org/Wiki/CMakeCopyIfDifferent | ||
| 3 : | # Generates a rule to copy each source file from source directory to destination directory. | ||
| 4 : | # | ||
| 5 : | # Typical use - | ||
| 6 : | # | ||
| 7 : | # SET(SRC_FILES head1.h head2.h head3.h) | ||
| 8 : | # COPY_IF_DIFFERENT( /from_dir /to_dir IncludeTargets ${SRC_FILES}) | ||
| 9 : | # ADD_TARGET(CopyIncludes ALL DEPENDS ${IncludeTargets}) | ||
| 10 : | |||
| 11 : | MACRO(COPY_IF_DIFFERENT FROM_DIR TO_DIR TARGETS) | ||
| 12 : | # Macro to implement copy_if_different for a list of files | ||
| 13 : | # Arguments - | ||
| 14 : | # FROM_DIR - this is the source directory | ||
| 15 : | # TO_DIR - this is the destination directory | ||
| 16 : | # TARGETS - A variable to receive a list of targets | ||
| 17 : | # FILES - names of the files to copy | ||
| 18 : | # TODO: add globing. | ||
| 19 : | SET(AddTargets "") | ||
| 20 : | FOREACH(SRC ${ARGN}) | ||
| 21 : | GET_FILENAME_COMPONENT(SRCFILE ${SRC} NAME) | ||
| 22 : | IF("${FROM_DIR}" STREQUAL "") | ||
| 23 : | SET(FROM ${SRC}) | ||
| 24 : | ELSE("${FROM_DIR}" STREQUAL "") | ||
| 25 : | SET(FROM ${FROM_DIR}/${SRC}) | ||
| 26 : | ENDIF("${FROM_DIR}" STREQUAL "") | ||
| 27 : | IF("${TO_DIR}" STREQUAL "") | ||
| 28 : | SET(TO ${SRCFILE}) | ||
| 29 : | ELSE("${TO_DIR}" STREQUAL "") | ||
| 30 : | SET(TO ${TO_DIR}/${SRCFILE}) | ||
| 31 : | ENDIF("${TO_DIR}" STREQUAL "") | ||
| 32 : | ADD_CUSTOM_COMMAND( | ||
| 33 : | OUTPUT "${TO}" | ||
| 34 : | COMMAND ${CMAKE_COMMAND} -E copy_if_different ${FROM} ${TO} | ||
| 35 : | DEPENDS ${FROM} | ||
| 36 : | COMMENT "Copying ${SRCFILE} ${TO_DIR}" | ||
| 37 : | ) | ||
| 38 : | SET(AddTargets ${AddTargets} ${TO}) | ||
| 39 : | ENDFOREACH(SRC ${ARGN}) | ||
| 40 : | SET(${TARGETS} ${AddTargets}) | ||
| 41 : | ENDMACRO(COPY_IF_DIFFERENT FROM_DIR TO_DIR TARGETS) |
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