Merge topic 'FindHg-add-WC_INFO'
bcefbe73
FindHg: Add Hg_WC_INFO macro8993df6c
FindHg: Search for TortoiseHg
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commit
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@ -2,7 +2,7 @@
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# FindHg
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# ------
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#
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#
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# Extract information from a mercurial working copy.
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#
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# The module defines the following variables:
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#
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@ -12,6 +12,20 @@
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# HG_FOUND - true if the command line client was found
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# HG_VERSION_STRING - the version of mercurial found
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#
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# If the command line client executable is found the following macro is defined:
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#
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# ::
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#
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# HG_WC_INFO(<dir> <var-prefix>)
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#
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# Hg_WC_INFO extracts information of a mercurial working copy
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# at a given location. This macro defines the following variables:
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#
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# ::
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#
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# <var-prefix>_WC_CHANGESET - current changeset
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# <var-prefix>_WC_REVISION - current revision
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#
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# Example usage:
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#
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# ::
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# find_package(Hg)
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# if(HG_FOUND)
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# message("hg found: ${HG_EXECUTABLE}")
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# HG_WC_INFO(${PROJECT_SOURCE_DIR} Project)
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# message("Current revision is ${Project_WC_REVISION}")
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# message("Current changeset is ${Project_WC_CHANGESET}")
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# endif()
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#=============================================================================
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# Copyright 2010-2012 Kitware, Inc.
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# Copyright 2012 Rolf Eike Beer <eike@sf-mail.de>
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# Copyright 2014 Matthaeus G. Chajdas
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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@ -37,6 +55,8 @@
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find_program(HG_EXECUTABLE
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NAMES hg
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PATHS
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[HKEY_LOCAL_MACHINE\\Software\\TortoiseHG]
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PATH_SUFFIXES Mercurial
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DOC "hg command line client"
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)
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@ -51,6 +71,21 @@ if(HG_EXECUTABLE)
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set(HG_VERSION_STRING "${CMAKE_MATCH_1}")
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endif()
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unset(hg_version)
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macro(HG_WC_INFO dir prefix)
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execute_process(COMMAND ${HG_EXECUTABLE} id -i -n
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WORKING_DIRECTORY ${dir}
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RESULT_VARIABLE hg_id_result
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ERROR_VARIABLE hg_id_error
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OUTPUT_VARIABLE ${prefix}_WC_DATA
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if(NOT ${hg_id_result} EQUAL 0)
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message(SEND_ERROR "Command \"${HG_EXECUTBALE} id -n\" in directory ${dir} failed with output:\n${hg_id_error}")
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endif()
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string(REGEX REPLACE "([0-9a-f]+)\\+? [0-9]+\\+?" "\\1" ${prefix}_WC_CHANGESET ${${prefix}_WC_DATA})
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string(REGEX REPLACE "[0-9a-f]+\\+? ([0-9]+)\\+?" "\\1" ${prefix}_WC_REVISION ${${prefix}_WC_DATA})
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endmacro(HG_WC_INFO)
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endif()
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# Handle the QUIETLY and REQUIRED arguments and set HG_FOUND to TRUE if
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