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Fix EclipseCDT parsing of builtin macros with spaces (#10868) 

Patch from dnewmarch

Alex
This commit is contained in:
Alex Neundorf 2010-08-15 15:15:12 +02:00
parent 8102dc32a3
commit cac6edcad9
1 changed files with 21 additions and 12 deletions
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33
Modules/CMakeFindEclipseCDT4.cmake
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@ -32,6 +32,7 @@ MACRO(_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS _lang _resultIncludeDirs _resultDefines
OUTPUT_VARIABLE _gccStdout )
FILE(REMOVE "${CMAKE_BINARY_DIR}/CMakeFiles/dummy")
# First find the system include dirs:
IF( "${_gccOutput}" MATCHES "> search starts here[^\n]+\n *(.+) *\n *End of (search) list" )
# split the output into lines and then remove leading and trailing spaces from each of them:
@ -43,18 +44,26 @@ MACRO(_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS _lang _resultIncludeDirs _resultDefines
ENDIF( "${_gccOutput}" MATCHES "> search starts here[^\n]+\n *(.+) *\n *End of (search) list" )
IF( "${_gccStdout}" MATCHES "built-in>\"\n(.+)# 1 +\"dummy\"" )
SET(_builtinDefines ${CMAKE_MATCH_1})
# Remove the '# 1 "<command-line>"' lines
STRING(REGEX REPLACE "# 1[^\n]+\n" "" _filteredOutput "${_builtinDefines}")
# Remove the "#define " parts from the output:
STRING(REGEX REPLACE "#define " "" _defineRemoved "${_filteredOutput}")
# Replace the line breaks with spaces, so we can use separate arguments afterwards
STRING(REGEX REPLACE "\n" " " _defineRemoved "${_defineRemoved}")
# Remove space at the end, this would produce empty list items
STRING(REGEX REPLACE " +$" "" ${_resultDefines} "${_defineRemoved}")
SEPARATE_ARGUMENTS(${_resultDefines})
ENDIF( "${_gccStdout}" MATCHES "built-in>\"\n(.+)# 1 +\"dummy\"" )
# now find the builtin macros:
STRING(REGEX MATCHALL "#define[^\n]+\n" _defineLines "${_gccStdout}")
FOREACH(nextLine ${_defineLines})
STRING(REGEX REPLACE "#define " "" _defineRemoved "${nextLine}")
# not sure why this longer regexp was in the patch, the shorter one in the line below seems to work just fine:
# STRING(REGEX MATCH "[A-Za-z_][A-Za-z0-9_]*|[A-Za-z_][A-Za-z0-9_]*\\([A-Za-z0-9_, ]*\\)" _name "${_defineRemoved}")
STRING(REGEX MATCH "[A-Za-z_][A-Za-z0-9_]*" _name "${_defineRemoved}")
LIST(APPEND ${_resultDefines} "${_name}")
STRING(REPLACE ${_name} "" _nameRemoved "${_defineRemoved}")
STRING(STRIP "${_nameRemoved}" _value)
IF(_value)
LIST(APPEND ${_resultDefines} "${_value}")
ELSE()
LIST(APPEND ${_resultDefines} " ")
ENDIF()
ENDFOREACH(nextLine)
ENDMACRO(_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS _lang)
# Save the current LC_ALL, LC_MESSAGES, and LANG environment variables and set them