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Workaround buggy Linux dtrace - it fails on fedora if CC is set to 'ccache gcc'

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This commit is contained in:
Vladislav Vaintroub 2012-02-20 22:25:44 +01:00
commit 150f238538
1 changed files with 7 additions and 1 deletions
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8
cmake/dtrace.cmake
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@ -34,9 +34,15 @@ MACRO(CHECK_DTRACE)
FIND_PROGRAM(DTRACE dtrace)
MARK_AS_ADVANCED(DTRACE)
IF(CMAKE_C_COMPILER MATCHES "ccache" AND CMAKE_SYSTEM_NAME MATCHES "Linux")
# dtrace fails on fedora if CC='ccache gcc' is used
SET(BUGGY_LINUX_DTRACE 1)
ENDIF()
# On FreeBSD, dtrace does not handle userland tracing yet
IF(DTRACE AND NOT CMAKE_SYSTEM_NAME MATCHES "FreeBSD"
AND NOT BUGGY_GCC_NO_DTRACE_MODULES)
AND NOT BUGGY_GCC_NO_DTRACE_MODULES
AND NOT BUGGY_LINUX_DTRACE)
SET(ENABLE_DTRACE ON CACHE BOOL "Enable dtrace")
ENDIF()
SET(HAVE_DTRACE ${ENABLE_DTRACE})