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https://github.com/Kitware/CMake.git
synced 2026-04-29 18:51:05 -05:00
Marc Chevrier
44a2f3f332
Add block() and endblock() commands offering the capability to create new scopes for variables and/or policies. Fixes: #20171
31 lines
829 B
CMake
31 lines
829 B
CMake
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set(VAR1 "OUTER1")
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set(VAR2 "OUTER2")
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cmake_policy(SET CMP0139 NEW)
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# create a block with a new scope for policies
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block(SCOPE_FOR POLICIES)
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set(VAR1 "INNER1")
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unset(VAR2)
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set(VAR3 "INNER3")
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cmake_policy(SET CMP0139 OLD)
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endblock()
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# check final values for variables
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if(NOT DEFINED VAR1 OR NOT VAR1 STREQUAL "INNER1")
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message(SEND_ERROR "block/endblock: VAR1 has unexpected value: ${VAR1}")
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endif()
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if(DEFINED VAR2)
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message(SEND_ERROR "block/endblock: VAR2 is unexpectedly defined: ${VAR2}")
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endif()
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if(NOT DEFINED VAR3 OR NOT VAR3 STREQUAL "INNER3")
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message(SEND_ERROR "block/endblock: VAR3 has unexpected value: ${VAR3}")
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endif()
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cmake_policy(GET CMP0139 CMP0139_STATUS)
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if(NOT CMP0139_STATUS STREQUAL "NEW")
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message(SEND_ERROR "block/endblock: CMP0139 has unexpected value: ${CMP0139_STATUS}")
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endif()
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