view cmake/FindHg.cmake @ 1395:a2574a029322

Fix Base 64 signature size calculation. If the signature byte size is not equally dividable by three the base 64 encoding needs three additional bytes. The value is now fixed to avoid such errors in the future.
author Andre Heinecke <andre.heinecke@intevation.de>
date Mon, 26 Jan 2015 13:17:32 +0100
parents a2998ae79436
children
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# The module defines the following variables:
#   HG_EXECUTABLE - path to mercurial command line client (hg)
#   HG_FOUND - true if the command line client was found
#   HG_VERSION_STRING - the version of mercurial found
# Example usage:
#   find_package(Hg)
#   if(HG_FOUND)
#     message("hg found: ${HG_EXECUTABLE}")
#   endif()

#=============================================================================
# Copyright 2010-2012 Kitware, Inc.
# Copyright 2012      Rolf Eike Beer <eike@sf-mail.de>
#
# Distributed under the OSI-approved BSD License (the "License");
# see accompanying file Copyright.txt for details.
#
# This software is distributed WITHOUT ANY WARRANTY; without even the
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the License for more information.
#=============================================================================
# (To distribute this file outside of CMake, substitute the full
#  License text for the above reference.)

find_program(HG_EXECUTABLE
  NAMES hg
  PATH_SUFFIXES Mercurial
  DOC "hg command line client"
  )
mark_as_advanced(HG_EXECUTABLE)

if(HG_EXECUTABLE)
  execute_process(COMMAND ${HG_EXECUTABLE} --version
                  OUTPUT_VARIABLE hg_version
                  ERROR_QUIET
                  OUTPUT_STRIP_TRAILING_WHITESPACE)
  if(hg_version MATCHES "^Mercurial Distributed SCM \\(version ([0-9][^)]*)\\)")
    set(HG_VERSION_STRING "${CMAKE_MATCH_1}")
  endif()
  unset(hg_version)
endif()

# Handle the QUIETLY and REQUIRED arguments and set HG_FOUND to TRUE if
# all listed variables are TRUE
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Hg
                                  REQUIRED_VARS HG_EXECUTABLE
                                  VERSION_VAR HG_VERSION_STRING)

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