diff options
Diffstat (limited to 'Source/cmFindPackageCommand.cxx')
| -rw-r--r-- | Source/cmFindPackageCommand.cxx | 151 |
1 files changed, 63 insertions, 88 deletions
diff --git a/Source/cmFindPackageCommand.cxx b/Source/cmFindPackageCommand.cxx index d60acea..1594fcf 100644 --- a/Source/cmFindPackageCommand.cxx +++ b/Source/cmFindPackageCommand.cxx @@ -67,14 +67,16 @@ cmFindPackageCommand::cmFindPackageCommand() this->VersionMajor = 0; this->VersionMinor = 0; this->VersionPatch = 0; + this->VersionTweak = 0; this->VersionCount = 0; this->VersionExact = false; this->VersionFoundMajor = 0; this->VersionFoundMinor = 0; this->VersionFoundPatch = 0; + this->VersionFoundTweak = 0; this->VersionFoundCount = 0; this->CommandDocumentation = - " find_package(<package> [major[.minor[.patch]]] [EXACT] [QUIET]\n" + " find_package(<package> [version] [EXACT] [QUIET]\n" " [[REQUIRED|COMPONENTS] [components...]])\n" "Finds and loads settings from an external project. " "<package>_FOUND will be set to indicate whether the package was found. " @@ -86,8 +88,8 @@ cmFindPackageCommand::cmFindPackageCommand() "A package-specific list of components may be listed after the " "REQUIRED option or after the COMPONENTS option if no REQUIRED " "option is given. " - "The \"[major[.minor[.patch]]]\" version argument specifies a desired " - "version with which the package found should be compatible. " + "The [version] argument requests a version with which the package found " + "should be compatible (format is major[.minor[.patch[.tweak]]]). " "The EXACT option requests that the version be matched exactly. " "Version support is currently provided only on a package-by-package " "basis (details below).\n" @@ -109,7 +111,7 @@ cmFindPackageCommand::cmFindPackageCommand() "check the module documentation. " "If no module is found the command proceeds to Config mode.\n" "The complete Config mode command signature is:\n" - " find_package(<package> [major[.minor[.patch]]] [EXACT] [QUIET]\n" + " find_package(<package> [version] [EXACT] [QUIET]\n" " [[REQUIRED|COMPONENTS] [components...]] [NO_MODULE]\n" " [NAMES name1 [name2 ...]]\n" " [CONFIGS config1 [config2 ...]]\n" @@ -153,9 +155,9 @@ cmFindPackageCommand::cmFindPackageCommand() "a configuration file a fatal error is always generated because user " "intervention is required." "\n" - "When the \"[major[.minor[.patch]]]\" version argument is specified " - "Config mode will only find a version of the package that claims " - "compatibility with the requested version. " + "When the [version] argument is given Config mode will only find a " + "version of the package that claims compatibility with the requested " + "version (format is major[.minor[.patch[.tweak]]]). " "If the EXACT option is given only a version of the package claiming " "an exact match of the requested version may be found. " "CMake does not establish any convention for the meaning of version " @@ -173,22 +175,26 @@ cmFindPackageCommand::cmFindPackageCommand() "variables have been defined:\n" " PACKAGE_FIND_NAME = the <package> name\n" " PACKAGE_FIND_VERSION = full requested version string\n" - " PACKAGE_FIND_VERSION_MAJOR = requested major version, if any\n" - " PACKAGE_FIND_VERSION_MINOR = requested minor version, if any\n" - " PACKAGE_FIND_VERSION_PATCH = requested patch version, if any\n" + " PACKAGE_FIND_VERSION_MAJOR = major version if requested, else 0\n" + " PACKAGE_FIND_VERSION_MINOR = minor version if requested, else 0\n" + " PACKAGE_FIND_VERSION_PATCH = patch version if requested, else 0\n" + " PACKAGE_FIND_VERSION_TWEAK = tweak version if requested, else 0\n" + " PACKAGE_FIND_VERSION_COUNT = number of version components, 0 to 4\n" "The version file checks whether it satisfies the requested version " "and sets these variables:\n" - " PACKAGE_VERSION = package version (major[.minor[.patch]])\n" + " PACKAGE_VERSION = full provided version string\n" " PACKAGE_VERSION_EXACT = true if version is exact match\n" " PACKAGE_VERSION_COMPATIBLE = true if version is compatible\n" "These variables are checked by the find_package command to determine " "whether the configuration file provides an acceptable version. " "They are not available after the find_package call returns. " "If the version is acceptable the following variables are set:\n" - " <package>_VERSION = package version (major[.minor[.patch]])\n" - " <package>_VERSION_MAJOR = major from major[.minor[.patch]], if any\n" - " <package>_VERSION_MINOR = minor from major[.minor[.patch]], if any\n" - " <package>_VERSION_PATCH = patch from major[.minor[.patch]], if any\n" + " <package>_VERSION = full provided version string\n" + " <package>_VERSION_MAJOR = major version if provided, else 0\n" + " <package>_VERSION_MINOR = minor version if provided, else 0\n" + " <package>_VERSION_PATCH = patch version if provided, else 0\n" + " <package>_VERSION_TWEAK = tweak version if provided, else 0\n" + " <package>_VERSION_COUNT = number of version components, 0 to 4\n" "and the corresponding package configuration file is loaded. " "When multiple package configuration files are available whose version " "files claim compatibility with the version requested it is unspecified " @@ -469,10 +475,13 @@ bool cmFindPackageCommand unsigned int parsed_major; unsigned int parsed_minor; unsigned int parsed_patch; - this->VersionCount = sscanf(this->Version.c_str(), "%u.%u.%u", - &parsed_major, &parsed_minor, &parsed_patch); + unsigned int parsed_tweak; + this->VersionCount = sscanf(this->Version.c_str(), "%u.%u.%u.%u", + &parsed_major, &parsed_minor, + &parsed_patch, &parsed_tweak); switch(this->VersionCount) { + case 4: this->VersionTweak = parsed_tweak; // no break! case 3: this->VersionPatch = parsed_patch; // no break! case 2: this->VersionMinor = parsed_minor; // no break! case 1: this->VersionMajor = parsed_major; // no break! @@ -565,25 +574,16 @@ void cmFindPackageCommand::SetModuleVariables(const std::string& components) ver += "_FIND_VERSION"; this->Makefile->AddDefinition(ver.c_str(), this->Version.c_str()); char buf[64]; - switch(this->VersionCount) - { - case 3: - { - sprintf(buf, "%u", this->VersionPatch); - this->Makefile->AddDefinition((ver+"_PATCH").c_str(), buf); - } // no break - case 2: - { - sprintf(buf, "%u", this->VersionMinor); - this->Makefile->AddDefinition((ver+"_MINOR").c_str(), buf); - } // no break - case 1: - { - sprintf(buf, "%u", this->VersionMajor); - this->Makefile->AddDefinition((ver+"_MAJOR").c_str(), buf); - } // no break - default: break; - } + sprintf(buf, "%u", this->VersionMajor); + this->Makefile->AddDefinition((ver+"_MAJOR").c_str(), buf); + sprintf(buf, "%u", this->VersionMinor); + this->Makefile->AddDefinition((ver+"_MINOR").c_str(), buf); + sprintf(buf, "%u", this->VersionPatch); + this->Makefile->AddDefinition((ver+"_PATCH").c_str(), buf); + sprintf(buf, "%u", this->VersionTweak); + this->Makefile->AddDefinition((ver+"_TWEAK").c_str(), buf); + sprintf(buf, "%u", this->VersionCount); + this->Makefile->AddDefinition((ver+"_COUNT").c_str(), buf); // Tell the module whether an exact version has been requested. std::string exact = this->Name; @@ -1234,36 +1234,17 @@ bool cmFindPackageCommand::CheckVersionFile(std::string const& version_file) this->Makefile->AddDefinition("PACKAGE_FIND_NAME", this->Name.c_str()); this->Makefile->AddDefinition("PACKAGE_FIND_VERSION", this->Version.c_str()); - if(this->VersionCount >= 3) - { - char buf[64]; - sprintf(buf, "%u", this->VersionPatch); - this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_PATCH", buf); - } - else - { - this->Makefile->RemoveDefinition("PACKAGE_FIND_VERSION_PATCH"); - } - if(this->VersionCount >= 2) - { - char buf[64]; - sprintf(buf, "%u", this->VersionMinor); - this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_MINOR", buf); - } - else - { - this->Makefile->RemoveDefinition("PACKAGE_FIND_VERSION_MINOR"); - } - if(this->VersionCount >= 1) - { - char buf[64]; - sprintf(buf, "%u", this->VersionMajor); - this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_MAJOR", buf); - } - else - { - this->Makefile->RemoveDefinition("PACKAGE_FIND_VERSION_MAJOR"); - } + char buf[64]; + sprintf(buf, "%u", this->VersionMajor); + this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_MAJOR", buf); + sprintf(buf, "%u", this->VersionMinor); + this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_MINOR", buf); + sprintf(buf, "%u", this->VersionPatch); + this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_PATCH", buf); + sprintf(buf, "%u", this->VersionTweak); + this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_TWEAK", buf); + sprintf(buf, "%u", this->VersionCount); + this->Makefile->AddDefinition("PACKAGE_FIND_VERSION_COUNT", buf); // Load the version check file. bool found = false; @@ -1286,11 +1267,14 @@ bool cmFindPackageCommand::CheckVersionFile(std::string const& version_file) unsigned int parsed_major; unsigned int parsed_minor; unsigned int parsed_patch; + unsigned int parsed_tweak; this->VersionFoundCount = - sscanf(this->VersionFound.c_str(), "%u.%u.%u", - &parsed_major, &parsed_minor, &parsed_patch); + sscanf(this->VersionFound.c_str(), "%u.%u.%u.%u", + &parsed_major, &parsed_minor, + &parsed_patch, &parsed_tweak); switch(this->VersionFoundCount) { + case 4: this->VersionFoundTweak = parsed_tweak; // no break! case 3: this->VersionFoundPatch = parsed_patch; // no break! case 2: this->VersionFoundMinor = parsed_minor; // no break! case 1: this->VersionFoundMajor = parsed_major; // no break! @@ -1321,27 +1305,18 @@ void cmFindPackageCommand::StoreVersionFound() this->Makefile->AddDefinition(ver.c_str(), this->VersionFound.c_str()); } - // Store the portions that could be parsed. + // Store the version components. char buf[64]; - switch(this->VersionFoundCount) - { - case 3: - { - sprintf(buf, "%u", this->VersionFoundPatch); - this->Makefile->AddDefinition((ver+"_PATCH").c_str(), buf); - } // no break - case 2: - { - sprintf(buf, "%u", this->VersionFoundMinor); - this->Makefile->AddDefinition((ver+"_MINOR").c_str(), buf); - } // no break - case 1: - { - sprintf(buf, "%u", this->VersionFoundMajor); - this->Makefile->AddDefinition((ver+"_MAJOR").c_str(), buf); - } // no break - default: break; - } + sprintf(buf, "%u", this->VersionFoundMajor); + this->Makefile->AddDefinition((ver+"_MAJOR").c_str(), buf); + sprintf(buf, "%u", this->VersionFoundMinor); + this->Makefile->AddDefinition((ver+"_MINOR").c_str(), buf); + sprintf(buf, "%u", this->VersionFoundPatch); + this->Makefile->AddDefinition((ver+"_PATCH").c_str(), buf); + sprintf(buf, "%u", this->VersionFoundTweak); + this->Makefile->AddDefinition((ver+"_TWEAK").c_str(), buf); + sprintf(buf, "%u", this->VersionFoundCount); + this->Makefile->AddDefinition((ver+"_COUNT").c_str(), buf); } //---------------------------------------------------------------------------- |