diff options
Diffstat (limited to 'Source/cmPolicies.cxx')
| -rw-r--r-- | Source/cmPolicies.cxx | 622 |
1 files changed, 154 insertions, 468 deletions
diff --git a/Source/cmPolicies.cxx b/Source/cmPolicies.cxx index a823f05..a1451f1 100644 --- a/Source/cmPolicies.cxx +++ b/Source/cmPolicies.cxx @@ -19,23 +19,21 @@ public: cmPolicy(cmPolicies::PolicyID iD, const char *idString, const char *shortDescription, - const char *longDescription, unsigned int majorVersionIntroduced, unsigned int minorVersionIntroduced, unsigned int patchVersionIntroduced, unsigned int tweakVersionIntroduced, cmPolicies::PolicyStatus status) { - if (!idString || !shortDescription || ! longDescription) - { + if (!idString || !shortDescription) + { cmSystemTools::Error("Attempt to define a policy without " "all parameters being specified!"); return; - } + } this->ID = iD; this->IDString = idString; this->ShortDescription = shortDescription; - this->LongDescription = longDescription; this->MajorVersionIntroduced = majorVersionIntroduced; this->MinorVersionIntroduced = minorVersionIntroduced; this->PatchVersionIntroduced = patchVersionIntroduced; @@ -61,36 +59,35 @@ public: unsigned int tweakV) { if (majorV < this->MajorVersionIntroduced) - { + { return true; - } + } if (majorV > this->MajorVersionIntroduced) - { + { return false; - } + } if (minorV < this->MinorVersionIntroduced) - { + { return true; - } + } if (minorV > this->MinorVersionIntroduced) - { + { return false; - } + } if (patchV < this->PatchVersionIntroduced) - { + { return true; - } + } if (patchV > this->PatchVersionIntroduced) - { + { return false; - } + } return (tweakV < this->TweakVersionIntroduced); } cmPolicies::PolicyID ID; std::string IDString; std::string ShortDescription; - std::string LongDescription; unsigned int MajorVersionIntroduced; unsigned int MinorVersionIntroduced; unsigned int PatchVersionIntroduced; @@ -104,503 +101,246 @@ cmPolicies::cmPolicies() this->DefinePolicy( CMP0000, "CMP0000", "A minimum required CMake version must be specified.", - "CMake requires that projects specify the version of CMake to which " - "they have been written. " - "This policy has been put in place so users trying to build the project " - "may be told when they need to update their CMake. " - "Specifying a version also helps the project build with CMake versions " - "newer than that specified. " - "Use the cmake_minimum_required command at the top of your main " - " CMakeLists.txt file:\n" - " cmake_minimum_required(VERSION <major>.<minor>)\n" - "where \"<major>.<minor>\" is the version of CMake you want to support " - "(such as \"2.6\"). " - "The command will ensure that at least the given version of CMake is " - "running and help newer versions be compatible with the project. " - "See documentation of cmake_minimum_required for details.\n" - "Note that the command invocation must appear in the CMakeLists.txt " - "file itself; a call in an included file is not sufficient. " - "However, the cmake_policy command may be called to set policy " - "CMP0000 to OLD or NEW behavior explicitly. " - "The OLD behavior is to silently ignore the missing invocation. " - "The NEW behavior is to issue an error instead of a warning. " - "An included file may set CMP0000 explicitly to affect how this " - "policy is enforced for the main CMakeLists.txt file.", 2,6,0,0, cmPolicies::WARN ); this->DefinePolicy( CMP0001, "CMP0001", "CMAKE_BACKWARDS_COMPATIBILITY should no longer be used.", - "The OLD behavior is to check CMAKE_BACKWARDS_COMPATIBILITY and present " - "it to the user. " - "The NEW behavior is to ignore CMAKE_BACKWARDS_COMPATIBILITY " - "completely.\n" - "In CMake 2.4 and below the variable CMAKE_BACKWARDS_COMPATIBILITY was " - "used to request compatibility with earlier versions of CMake. " - "In CMake 2.6 and above all compatibility issues are handled by policies " - "and the cmake_policy command. " - "However, CMake must still check CMAKE_BACKWARDS_COMPATIBILITY for " - "projects written for CMake 2.4 and below.", 2,6,0,0, cmPolicies::WARN ); this->DefinePolicy( CMP0002, "CMP0002", "Logical target names must be globally unique.", - "Targets names created with " - "add_executable, add_library, or add_custom_target " - "are logical build target names. " - "Logical target names must be globally unique because:\n" - " - Unique names may be referenced unambiguously both in CMake\n" - " code and on make tool command lines.\n" - " - Logical names are used by Xcode and VS IDE generators\n" - " to produce meaningful project names for the targets.\n" - "The logical name of executable and library targets does not " - "have to correspond to the physical file names built. " - "Consider using the OUTPUT_NAME target property to create two " - "targets with the same physical name while keeping logical " - "names distinct. " - "Custom targets must simply have globally unique names (unless one " - "uses the global property ALLOW_DUPLICATE_CUSTOM_TARGETS with a " - "Makefiles generator).", 2,6,0,0, cmPolicies::WARN ); this->DefinePolicy( CMP0003, "CMP0003", "Libraries linked via full path no longer produce linker search paths.", - "This policy affects how libraries whose full paths are NOT known " - "are found at link time, but was created due to a change in how CMake " - "deals with libraries whose full paths are known. " - "Consider the code\n" - " target_link_libraries(myexe /path/to/libA.so)\n" - "CMake 2.4 and below implemented linking to libraries whose full paths " - "are known by splitting them on the link line into separate components " - "consisting of the linker search path and the library name. " - "The example code might have produced something like\n" - " ... -L/path/to -lA ...\n" - "in order to link to library A. " - "An analysis was performed to order multiple link directories such that " - "the linker would find library A in the desired location, but there " - "are cases in which this does not work. " - "CMake versions 2.6 and above use the more reliable approach of passing " - "the full path to libraries directly to the linker in most cases. " - "The example code now produces something like\n" - " ... /path/to/libA.so ....\n" - "Unfortunately this change can break code like\n" - " target_link_libraries(myexe /path/to/libA.so B)\n" - "where \"B\" is meant to find \"/path/to/libB.so\". " - "This code is wrong because the user is asking the linker to find " - "library B but has not provided a linker search path (which may be " - "added with the link_directories command). " - "However, with the old linking implementation the code would work " - "accidentally because the linker search path added for library A " - "allowed library B to be found." - "\n" - "In order to support projects depending on linker search paths " - "added by linking to libraries with known full paths, the OLD " - "behavior for this policy will add the linker search paths even " - "though they are not needed for their own libraries. " - "When this policy is set to OLD, CMake will produce a link line such as\n" - " ... -L/path/to /path/to/libA.so -lB ...\n" - "which will allow library B to be found as it was previously. " - "When this policy is set to NEW, CMake will produce a link line such as\n" - " ... /path/to/libA.so -lB ...\n" - "which more accurately matches what the project specified." - "\n" - "The setting for this policy used when generating the link line is that " - "in effect when the target is created by an add_executable or " - "add_library command. For the example described above, the code\n" - " cmake_policy(SET CMP0003 OLD) # or cmake_policy(VERSION 2.4)\n" - " add_executable(myexe myexe.c)\n" - " target_link_libraries(myexe /path/to/libA.so B)\n" - "will work and suppress the warning for this policy. " - "It may also be updated to work with the corrected linking approach:\n" - " cmake_policy(SET CMP0003 NEW) # or cmake_policy(VERSION 2.6)\n" - " link_directories(/path/to) # needed to find library B\n" - " add_executable(myexe myexe.c)\n" - " target_link_libraries(myexe /path/to/libA.so B)\n" - "Even better, library B may be specified with a full path:\n" - " add_executable(myexe myexe.c)\n" - " target_link_libraries(myexe /path/to/libA.so /path/to/libB.so)\n" - "When all items on the link line have known paths CMake does not check " - "this policy so it has no effect.\n" - "Note that the warning for this policy will be issued for at most " - "one target. This avoids flooding users with messages for every " - "target when setting the policy once will probably fix all targets.", 2,6,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0004, "CMP0004", "Libraries linked may not have leading or trailing whitespace.", - "CMake versions 2.4 and below silently removed leading and trailing " - "whitespace from libraries linked with code like\n" - " target_link_libraries(myexe \" A \")\n" - "This could lead to subtle errors in user projects.\n" - "The OLD behavior for this policy is to silently remove leading and " - "trailing whitespace. " - "The NEW behavior for this policy is to diagnose the existence of " - "such whitespace as an error. " - "The setting for this policy used when checking the library names is " - "that in effect when the target is created by an add_executable or " - "add_library command.", 2,6,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0005, "CMP0005", "Preprocessor definition values are now escaped automatically.", - "This policy determines whether or not CMake should generate escaped " - "preprocessor definition values added via add_definitions. " - "CMake versions 2.4 and below assumed that only trivial values would " - "be given for macros in add_definitions calls. " - "It did not attempt to escape non-trivial values such as string " - "literals in generated build rules. " - "CMake versions 2.6 and above support escaping of most values, but " - "cannot assume the user has not added escapes already in an attempt to " - "work around limitations in earlier versions.\n" - "The OLD behavior for this policy is to place definition values given " - "to add_definitions directly in the generated build rules without " - "attempting to escape anything. " - "The NEW behavior for this policy is to generate correct escapes " - "for all native build tools automatically. " - "See documentation of the COMPILE_DEFINITIONS target property for " - "limitations of the escaping implementation.", 2,6,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0006, "CMP0006", "Installing MACOSX_BUNDLE targets requires a BUNDLE DESTINATION.", - "This policy determines whether the install(TARGETS) command must be " - "given a BUNDLE DESTINATION when asked to install a target with the " - "MACOSX_BUNDLE property set. " - "CMake 2.4 and below did not distinguish application bundles from " - "normal executables when installing targets. " - "CMake 2.6 provides a BUNDLE option to the install(TARGETS) command " - "that specifies rules specific to application bundles on the Mac. " - "Projects should use this option when installing a target with the " - "MACOSX_BUNDLE property set.\n" - "The OLD behavior for this policy is to fall back to the RUNTIME " - "DESTINATION if a BUNDLE DESTINATION is not given. " - "The NEW behavior for this policy is to produce an error if a bundle " - "target is installed without a BUNDLE DESTINATION.", 2,6,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0007, "CMP0007", "list command no longer ignores empty elements.", - "This policy determines whether the list command will " - "ignore empty elements in the list. " - "CMake 2.4 and below list commands ignored all empty elements" - " in the list. For example, a;b;;c would have length 3 and not 4. " - "The OLD behavior for this policy is to ignore empty list elements. " - "The NEW behavior for this policy is to correctly count empty " - "elements in a list. ", 2,6,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0008, "CMP0008", "Libraries linked by full-path must have a valid library file name.", - "In CMake 2.4 and below it is possible to write code like\n" - " target_link_libraries(myexe /full/path/to/somelib)\n" - "where \"somelib\" is supposed to be a valid library file name " - "such as \"libsomelib.a\" or \"somelib.lib\". " - "For Makefile generators this produces an error at build time " - "because the dependency on the full path cannot be found. " - "For VS IDE and Xcode generators this used to work by accident because " - "CMake would always split off the library directory and ask the " - "linker to search for the library by name (-lsomelib or somelib.lib). " - "Despite the failure with Makefiles, some projects have code like this " - "and build only with VS and/or Xcode. " - "This version of CMake prefers to pass the full path directly to the " - "native build tool, which will fail in this case because it does " - "not name a valid library file." - "\n" - "This policy determines what to do with full paths that do not appear " - "to name a valid library file. " - "The OLD behavior for this policy is to split the library name from the " - "path and ask the linker to search for it. " - "The NEW behavior for this policy is to trust the given path and " - "pass it directly to the native build tool unchanged.", 2,6,1,0, cmPolicies::WARN); this->DefinePolicy( CMP0009, "CMP0009", "FILE GLOB_RECURSE calls should not follow symlinks by default.", - "In CMake 2.6.1 and below, FILE GLOB_RECURSE calls would follow " - "through symlinks, sometimes coming up with unexpectedly large " - "result sets because of symlinks to top level directories that " - "contain hundreds of thousands of files." - "\n" - "This policy determines whether or not to follow symlinks " - "encountered during a FILE GLOB_RECURSE call. " - "The OLD behavior for this policy is to follow the symlinks. " - "The NEW behavior for this policy is not to follow the symlinks " - "by default, but only if FOLLOW_SYMLINKS is given as an additional " - "argument to the FILE command.", 2,6,2,0, cmPolicies::WARN); this->DefinePolicy( CMP0010, "CMP0010", "Bad variable reference syntax is an error.", - "In CMake 2.6.2 and below, incorrect variable reference syntax such as " - "a missing close-brace (\"${FOO\") was reported but did not stop " - "processing of CMake code. " - "This policy determines whether a bad variable reference is an error. " - "The OLD behavior for this policy is to warn about the error, leave " - "the string untouched, and continue. " - "The NEW behavior for this policy is to report an error.", 2,6,3,0, cmPolicies::WARN); this->DefinePolicy( CMP0011, "CMP0011", "Included scripts do automatic cmake_policy PUSH and POP.", - "In CMake 2.6.2 and below, CMake Policy settings in scripts loaded by " - "the include() and find_package() commands would affect the includer. " - "Explicit invocations of cmake_policy(PUSH) and cmake_policy(POP) were " - "required to isolate policy changes and protect the includer. " - "While some scripts intend to affect the policies of their includer, " - "most do not. " - "In CMake 2.6.3 and above, include() and find_package() by default PUSH " - "and POP an entry on the policy stack around an included script, " - "but provide a NO_POLICY_SCOPE option to disable it. " - "This policy determines whether or not to imply NO_POLICY_SCOPE for " - "compatibility. " - "The OLD behavior for this policy is to imply NO_POLICY_SCOPE for " - "include() and find_package() commands. " - "The NEW behavior for this policy is to allow the commands to do their " - "default cmake_policy PUSH and POP.", 2,6,3,0, cmPolicies::WARN); this->DefinePolicy( CMP0012, "CMP0012", "if() recognizes numbers and boolean constants.", - "In CMake versions 2.6.4 and lower the if() command implicitly " - "dereferenced arguments corresponding to variables, even those named " - "like numbers or boolean constants, except for 0 and 1. " - "Numbers and boolean constants such as true, false, yes, no, " - "on, off, y, n, notfound, ignore (all case insensitive) were recognized " - "in some cases but not all. " - "For example, the code \"if(TRUE)\" might have evaluated as false. " - "Numbers such as 2 were recognized only in " - "boolean expressions like \"if(NOT 2)\" (leading to false) " - "but not as a single-argument like \"if(2)\" (also leading to false). " - "Later versions of CMake prefer to treat numbers and boolean constants " - "literally, so they should not be used as variable names." - "\n" - "The OLD behavior for this policy is to implicitly dereference variables " - "named like numbers and boolean constants. " - "The NEW behavior for this policy is to recognize numbers and " - "boolean constants without dereferencing variables with such names.", 2,8,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0013, "CMP0013", "Duplicate binary directories are not allowed.", - "CMake 2.6.3 and below silently permitted add_subdirectory() calls " - "to create the same binary directory multiple times. " - "During build system generation files would be written and then " - "overwritten in the build tree and could lead to strange behavior. " - "CMake 2.6.4 and above explicitly detect duplicate binary directories. " - "CMake 2.6.4 always considers this case an error. " - "In CMake 2.8.0 and above this policy determines whether or not " - "the case is an error. " - "The OLD behavior for this policy is to allow duplicate binary " - "directories. " - "The NEW behavior for this policy is to disallow duplicate binary " - "directories with an error.", 2,8,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0014, "CMP0014", "Input directories must have CMakeLists.txt.", - "CMake versions before 2.8 silently ignored missing CMakeLists.txt " - "files in directories referenced by add_subdirectory() or subdirs(), " - "treating them as if present but empty. " - "In CMake 2.8.0 and above this policy determines whether or not " - "the case is an error. " - "The OLD behavior for this policy is to silently ignore the problem. " - "The NEW behavior for this policy is to report an error.", 2,8,0,0, cmPolicies::WARN); this->DefinePolicy( CMP0015, "CMP0015", "link_directories() treats paths relative to the source dir.", - "In CMake 2.8.0 and lower the link_directories() command passed relative " - "paths unchanged to the linker. " - "In CMake 2.8.1 and above the link_directories() command prefers to " - "interpret relative paths with respect to CMAKE_CURRENT_SOURCE_DIR, " - "which is consistent with include_directories() and other commands. " - "The OLD behavior for this policy is to use relative paths verbatim in " - "the linker command. " - "The NEW behavior for this policy is to convert relative paths to " - "absolute paths by appending the relative path to " - "CMAKE_CURRENT_SOURCE_DIR.", 2,8,1,0, cmPolicies::WARN); this->DefinePolicy( CMP0016, "CMP0016", "target_link_libraries() reports error if its only argument " "is not a target.", - "In CMake 2.8.2 and lower the target_link_libraries() command silently " - "ignored if it was called with only one argument, and this argument " - "wasn't a valid target. " - "In CMake 2.8.3 and above it reports an error in this case.", 2,8,3,0, cmPolicies::WARN); this->DefinePolicy( CMP0017, "CMP0017", "Prefer files from the CMake module directory when including from there.", - "Starting with CMake 2.8.4, if a cmake-module shipped with CMake (i.e. " - "located in the CMake module directory) calls include() or " - "find_package(), the files located in the CMake module directory are " - "preferred over the files in CMAKE_MODULE_PATH. " - "This makes sure that the modules belonging to " - "CMake always get those files included which they expect, and against " - "which they were developed and tested. " - "In all other cases, the files found in " - "CMAKE_MODULE_PATH still take precedence over the ones in " - "the CMake module directory. " - "The OLD behaviour is to always prefer files from CMAKE_MODULE_PATH over " - "files from the CMake modules directory.", 2,8,4,0, cmPolicies::WARN); this->DefinePolicy( CMP0018, "CMP0018", "Ignore CMAKE_SHARED_LIBRARY_<Lang>_FLAGS variable.", - "CMake 2.8.8 and lower compiled sources in SHARED and MODULE libraries " - "using the value of the undocumented CMAKE_SHARED_LIBRARY_<Lang>_FLAGS " - "platform variable. The variable contained platform-specific flags " - "needed to compile objects for shared libraries. Typically it included " - "a flag such as -fPIC for position independent code but also included " - "other flags needed on certain platforms. CMake 2.8.9 and higher " - "prefer instead to use the POSITION_INDEPENDENT_CODE target property to " - "determine what targets should be position independent, and new " - "undocumented platform variables to select flags while ignoring " - "CMAKE_SHARED_LIBRARY_<Lang>_FLAGS completely." - "\n" - "The default for either approach produces identical compilation flags, " - "but if a project modifies CMAKE_SHARED_LIBRARY_<Lang>_FLAGS from its " - "original value this policy determines which approach to use." - "\n" - "The OLD behavior for this policy is to ignore the " - "POSITION_INDEPENDENT_CODE property for all targets and use the modified " - "value of CMAKE_SHARED_LIBRARY_<Lang>_FLAGS for SHARED and MODULE " - "libraries." - "\n" - "The NEW behavior for this policy is to ignore " - "CMAKE_SHARED_LIBRARY_<Lang>_FLAGS whether it is modified or not and " - "honor the POSITION_INDEPENDENT_CODE target property.", 2,8,9,0, cmPolicies::WARN); this->DefinePolicy( CMP0019, "CMP0019", "Do not re-expand variables in include and link information.", - "CMake 2.8.10 and lower re-evaluated values given to the " - "include_directories, link_directories, and link_libraries " - "commands to expand any leftover variable references at the " - "end of the configuration step. " - "This was for strict compatibility with VERY early CMake versions " - "because all variable references are now normally evaluated during " - "CMake language processing. " - "CMake 2.8.11 and higher prefer to skip the extra evaluation." - "\n" - "The OLD behavior for this policy is to re-evaluate the values " - "for strict compatibility. " - "The NEW behavior for this policy is to leave the values untouched.", 2,8,11,0, cmPolicies::WARN); this->DefinePolicy( CMP0020, "CMP0020", "Automatically link Qt executables to qtmain target on Windows.", - "CMake 2.8.10 and lower required users of Qt to always specify a link " - "dependency to the qtmain.lib static library manually on Windows. CMake " - "2.8.11 gained the ability to evaluate generator expressions while " - "determining the link dependencies from IMPORTED targets. This allows " - "CMake itself to automatically link executables which link to Qt to the " - "qtmain.lib library when using IMPORTED Qt targets. For applications " - "already linking to qtmain.lib, this should have little impact. For " - "applications which supply their own alternative WinMain implementation " - "and for applications which use the QAxServer library, this automatic " - "linking will need to be disabled as per the documentation." - "\n" - "The OLD behavior for this policy is not to link executables to " - "qtmain.lib automatically when they link to the QtCore IMPORTED" - "target. " - "The NEW behavior for this policy is to link executables to " - "qtmain.lib automatically when they link to QtCore IMPORTED target.", 2,8,11,0, cmPolicies::WARN); this->DefinePolicy( CMP0021, "CMP0021", "Fatal error on relative paths in INCLUDE_DIRECTORIES target property.", - "CMake 2.8.10.2 and lower allowed the INCLUDE_DIRECTORIES target " - "property to contain relative paths. The base path for such relative " - "entries is not well defined. CMake 2.8.12 issues a FATAL_ERROR if the " - "INCLUDE_DIRECTORIES property contains a relative path." - "\n" - "The OLD behavior for this policy is not to warn about relative paths in " - "the INCLUDE_DIRECTORIES target property. " - "The NEW behavior for this policy is to issue a FATAL_ERROR if " - "INCLUDE_DIRECTORIES contains a relative path.", 2,8,12,0, cmPolicies::WARN); this->DefinePolicy( CMP0022, "CMP0022", "INTERFACE_LINK_LIBRARIES defines the link interface.", - "CMake 2.8.11 constructed the 'link interface' of a target from " - "properties matching (IMPORTED_)?LINK_INTERFACE_LIBRARIES(_<CONFIG>)?. " - "The modern way to specify config-sensitive content is to use generator " - "expressions and the IMPORTED_ prefix makes uniform processing of the " - "link interface with generator expressions impossible. The " - "INTERFACE_LINK_LIBRARIES target property was introduced as a " - "replacement in CMake 2.8.12. This new property is named consistently " - "with the INTERFACE_COMPILE_DEFINITIONS, INTERFACE_INCLUDE_DIRECTORIES " - "and INTERFACE_COMPILE_OPTIONS properties. For in-build targets, CMake " - "will use the INTERFACE_LINK_LIBRARIES property as the source of the " - "link interface only if policy CMP0022 is NEW. " - "When exporting a target which has this policy set to NEW, only the " - "INTERFACE_LINK_LIBRARIES property will be processed and generated for " - "the IMPORTED target by default. A new option to the install(EXPORT) " - "and export commands allows export of the old-style properties for " - "compatibility with downstream users of CMake versions older than " - "2.8.12. " - "The target_link_libraries command will no longer populate the " - "properties matching LINK_INTERFACE_LIBRARIES(_<CONFIG>)? if this policy " - "is NEW." - "\n" - "The OLD behavior for this policy is to ignore the " - "INTERFACE_LINK_LIBRARIES property for in-build targets. " - "The NEW behavior for this policy is to use the INTERFACE_LINK_LIBRARIES " - "property for in-build targets, and ignore the old properties matching " - "(IMPORTED_)?LINK_INTERFACE_LIBRARIES(_<CONFIG>)?.", 2,8,12,0, cmPolicies::WARN); this->DefinePolicy( CMP0023, "CMP0023", "Plain and keyword target_link_libraries signatures cannot be mixed.", - "CMake 2.8.12 introduced the target_link_libraries signature using " - "the PUBLIC, PRIVATE, and INTERFACE keywords to generalize the " - "LINK_PUBLIC and LINK_PRIVATE keywords introduced in CMake 2.8.7. " - "Use of signatures with any of these keywords sets the link interface " - "of a target explicitly, even if empty. " - "This produces confusing behavior when used in combination with the " - "historical behavior of the plain target_link_libraries signature. " - "For example, consider the code:\n" - " target_link_libraries(mylib A)\n" - " target_link_libraries(mylib PRIVATE B)\n" - "After the first line the link interface has not been set explicitly " - "so CMake would use the link implementation, A, as the link interface. " - "However, the second line sets the link interface to empty. " - "In order to avoid this subtle behavior CMake now prefers to disallow " - "mixing the plain and keyword signatures of target_link_libraries for " - "a single target." - "\n" - "The OLD behavior for this policy is to allow keyword and plain " - "target_link_libraries signatures to be mixed. " - "The NEW behavior for this policy is to not to allow mixing of the " - "keyword and plain signatures.", 2,8,12,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0024, "CMP0024", + "Disallow include export result.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0025, "CMP0025", + "Compiler id for Apple Clang is now AppleClang.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0026, "CMP0026", + "Disallow use of the LOCATION target property.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0027, "CMP0027", + "Conditionally linked imported targets with missing include directories.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0028, "CMP0028", + "Double colon in target name means ALIAS or IMPORTED target.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0029, "CMP0029", + "The subdir_depends command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0030, "CMP0030", + "The use_mangled_mesa command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0031, "CMP0031", + "The load_command command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0032, "CMP0032", + "The output_required_files command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0033, "CMP0033", + "The export_library_dependencies command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0034, "CMP0034", + "The utility_source command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0035, "CMP0035", + "The variable_requires command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0036, "CMP0036", + "The build_name command should not be called.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0037, "CMP0037", + "Target names should not be reserved and should match a validity pattern.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0038, "CMP0038", + "Targets may not link directly to themselves.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0039, "CMP0039", + "Utility targets may not have link dependencies.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0040, "CMP0040", + "The target in the TARGET signature of add_custom_command() must exist.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0041, "CMP0041", + "Error on relative include with generator expression.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0042, "CMP0042", + "MACOSX_RPATH is enabled by default.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0043, "CMP0043", + "Ignore COMPILE_DEFINITIONS_<Config> properties.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0044, "CMP0044", + "Case sensitive <LANG>_COMPILER_ID generator expressions.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0045, "CMP0045", + "Error on non-existent target in get_target_property.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0046, "CMP0046", + "Error on non-existent dependency in add_dependencies.", + 3,0,0,0, cmPolicies::WARN); + + this->DefinePolicy( + CMP0047, "CMP0047", + "Use QCC compiler id for the qcc drivers on QNX.", + 3,0,0,0, cmPolicies::WARN); } cmPolicies::~cmPolicies() @@ -609,15 +349,14 @@ cmPolicies::~cmPolicies() std::map<cmPolicies::PolicyID,cmPolicy *>::iterator i = this->Policies.begin(); for (;i != this->Policies.end(); ++i) - { + { delete i->second; - } + } } void cmPolicies::DefinePolicy(cmPolicies::PolicyID iD, const char *idString, const char *shortDescription, - const char *longDescription, unsigned int majorVersionIntroduced, unsigned int minorVersionIntroduced, unsigned int patchVersionIntroduced, @@ -626,15 +365,14 @@ void cmPolicies::DefinePolicy(cmPolicies::PolicyID iD, { // a policy must be unique and can only be defined once if (this->Policies.find(iD) != this->Policies.end()) - { + { cmSystemTools::Error("Attempt to redefine a CMake policy for policy " "ID ", this->GetPolicyIDString(iD).c_str()); return; - } + } this->Policies[iD] = new cmPolicy(iD, idString, shortDescription, - longDescription, majorVersionIntroduced, minorVersionIntroduced, patchVersionIntroduced, @@ -674,15 +412,9 @@ bool cmPolicies::ApplyPolicyVersion(cmMakefile *mf, if (majorVer < 2 || (majorVer == 2 && minorVer < 4)) { mf->IssueMessage(cmake::FATAL_ERROR, - "An attempt was made to set the policy version of CMake to something " - "earlier than \"2.4\". " - "In CMake 2.4 and below backwards compatibility was handled with the " - "CMAKE_BACKWARDS_COMPATIBILITY variable. " - "In order to get compatibility features supporting versions earlier " - "than 2.4 set policy CMP0001 to OLD to tell CMake to check the " - "CMAKE_BACKWARDS_COMPATIBILITY variable. " - "One way to do this is to set the policy version to 2.4 exactly." - ); + "Compatibility with CMake < 2.4 is not supported by CMake >= 3.0. " + "For compatibility with older versions please use any CMake 2.8.x " + "release or lower."); return false; } @@ -784,15 +516,15 @@ bool cmPolicies::GetPolicyDefault(cmMakefile* mf, std::string const& policy, bool cmPolicies::GetPolicyID(const char *id, cmPolicies::PolicyID &pid) { if (!id || strlen(id) < 1) - { + { return false; - } + } std::map<std::string,cmPolicies::PolicyID>::iterator pos = this->PolicyStringMap.find(id); if (pos == this->PolicyStringMap.end()) - { + { return false; - } + } pid = pos->second; return true; } @@ -802,9 +534,9 @@ std::string cmPolicies::GetPolicyIDString(cmPolicies::PolicyID pid) std::map<cmPolicies::PolicyID,cmPolicy *>::iterator pos = this->Policies.find(pid); if (pos == this->Policies.end()) - { + { return ""; - } + } return pos->second->IDString; } @@ -815,11 +547,11 @@ std::string cmPolicies::GetPolicyWarning(cmPolicies::PolicyID id) std::map<cmPolicies::PolicyID,cmPolicy *>::iterator pos = this->Policies.find(id); if (pos == this->Policies.end()) - { + { cmSystemTools::Error( "Request for warning text for undefined policy!"); return "Request for warning text for undefined policy!"; - } + } cmOStringStream msg; msg << @@ -839,11 +571,11 @@ std::string cmPolicies::GetRequiredPolicyError(cmPolicies::PolicyID id) std::map<cmPolicies::PolicyID,cmPolicy *>::iterator pos = this->Policies.find(id); if (pos == this->Policies.end()) - { + { cmSystemTools::Error( "Request for error text for undefined policy!"); return "Request for error text for undefined policy!"; - } + } cmOStringStream error; error << @@ -869,60 +601,14 @@ cmPolicies::GetPolicyStatus(cmPolicies::PolicyID id) std::map<cmPolicies::PolicyID,cmPolicy *>::iterator pos = this->Policies.find(id); if (pos == this->Policies.end()) - { + { // TODO is this right? return cmPolicies::WARN; - } + } return pos->second->Status; } -void cmPolicies::GetDocumentation(std::vector<cmDocumentationEntry>& v) -{ - // now loop over all the policies and set them as appropriate - std::map<cmPolicies::PolicyID,cmPolicy *>::iterator i - = this->Policies.begin(); - for (;i != this->Policies.end(); ++i) - { - cmOStringStream full; - full << i->second->LongDescription; - full << "\nThis policy was introduced in CMake version "; - full << i->second->GetVersionString() << "."; - if(i->first != cmPolicies::CMP0000) - { - full << " " - << "CMake version " << cmVersion::GetCMakeVersion() << " "; - // add in some more text here based on status - switch (i->second->Status) - { - case cmPolicies::WARN: - full << "warns when the policy is not set and uses OLD behavior. " - << "Use the cmake_policy command to set it to OLD or NEW " - << "explicitly."; - break; - case cmPolicies::OLD: - full << "defaults to the OLD behavior for this policy."; - break; - case cmPolicies::NEW: - full << "defaults to the NEW behavior for this policy."; - break; - case cmPolicies::REQUIRED_IF_USED: - full << "requires the policy to be set to NEW if you use it. " - << "Use the cmake_policy command to set it to NEW."; - break; - case cmPolicies::REQUIRED_ALWAYS: - full << "requires the policy to be set to NEW. " - << "Use the cmake_policy command to set it to NEW."; - break; - } - } - cmDocumentationEntry e(i->second->IDString.c_str(), - i->second->ShortDescription.c_str(), - full.str().c_str()); - v.push_back(e); - } -} - //---------------------------------------------------------------------------- std::string cmPolicies::GetRequiredAlwaysPolicyError(cmPolicies::PolicyID id) |