Changes between Version 1 and Version 2 of CompilerEnvironmentVariables
- Timestamp:
- Dec 8, 2019, 3:49:23 PM (5 years ago)
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CompilerEnvironmentVariables
v1 v2 23 23 To a limited extent, the behavior of compilers can also be controlled with [https://en.wikipedia.org/wiki/Environment_variable environmental variables] instead of switches. 24 24 ||= Switch =||= Variable =||= Affect =||= Notes =|| 25 || `-I` , `-isystem`|| CPATH || treated as a delimited list of paths to be added to the default system include path list || ||25 || `-I` || CPATH || treated as a delimited list of paths to be added to the default system include path list || || 26 26 || `-L` || LIBRARY_PATH || tries the directories specified when searching for special linker files || || 27 27 || `-mmacosx-version-min` || MACOSX_DEPLOYMENT_TARGET || the default deployment target || || … … 39 39 * Setting CC_PRINT_OPTIONS causes `-v` to behave differently. For example, it breaks FindOpenMP in CMake. 40 40 41 ||= Variable =||= Minimum Xcode Support =||= Minimun Clang Support =||= MinimumGCC Support =||42 || CPATH || ??? || ??? || ???||43 || LIBRARY_PATH || ??? || ??? || ???||44 || MACOSX_DEPLOYMENT_TARGET || ??? || ??? || ???||45 || SDKROOT || ??? || ??? || [https://github.com/macports/macports-ports/commit/1850136d289019f3b29a5b24d3ec8ef9b23913ee version 9] ||46 || DEVELOPER_DIR || ???|| ??? || - ||41 ||= Variable =||= Xcode Support =||= Clang Support =||= GCC Support =|| 42 || CPATH || all except early versions of Clang (1.*) || all available on MacPorts || all available on MacPorts || 43 || LIBRARY_PATH || all except early versions of Clang (1.*) || all available on MacPorts || all available on MacPorts || 44 || MACOSX_DEPLOYMENT_TARGET || all except early versions of Clang (1.*) || all available on MacPorts || all available on MacPorts || 45 || SDKROOT || OSX 10.9 (existence of /usr/lib/libxcselect.dylib) || ??? || [https://github.com/macports/macports-ports/commit/1850136d289019f3b29a5b24d3ec8ef9b23913ee version 9+] || 46 || DEVELOPER_DIR || OSX 10.9 (existence of /usr/lib/libxcselect.dylib) || ??? || - || 47 47 || CC_PRINT_OPTIONS || ??? || ??? || ??? || 48 48 || CC_PRINT_OPTIONS_FILE || ??? || ??? || ??? ||