qtcurve/cmake/CMakeStringMacros.cmake

0001 # Copyright (C) 2013~2014 by Yichao Yu
0002 # yyc1992@gmail.com
0003 #
0004 # Redistribution and use in source and binary forms, with or without
0005 # modification, are permitted provided that the following conditions
0006 # are met:
0007 #
0008 # 1. Redistributions of source code must retain the above copyright
0009 #    notice, this list of conditions and the following disclaimer.
0010 # 2. Redistributions in binary form must reproduce the above copyright
0011 #    notice, this list of conditions and the following disclaimer in the
0012 #    documentation and/or other materials provided with the distribution.
0013 #
0014 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
0015 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
0016 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
0017 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
0018 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
0019 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
0020 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
0021 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
0022 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
0023 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
0024
0025 # Public functions and macros provided by this file
0026 # (See comment of each for more detail):
0027 #     cmake_str_quote_cmake
0028 #     cmake_str_quote_shell
0029
0030 if(COMMAND cmake_str_quote_cmake)
0031   return()
0032 endif()
0033
0034 # cmake_str_quote_cmake(string var_name)
0035 #     @string: the string to be quoted
0036 #     @var_name: the variable to save the result
0037 #
0038 #     This function quote the @string and save it into @var_name so that
0039 #     it can be used directly as an argument in a cmake command.
0040 function(cmake_str_quote_cmake str var)
0041   string(REGEX REPLACE "\\\\" "\\\\\\\\" str "${str}")
0042   string(REGEX REPLACE "\\(" "\\\\\(" str "${str}")
0043   string(REGEX REPLACE "\\)" "\\\\\)" str "${str}")
0044   string(REGEX REPLACE "\\\$" "\\\\\$" str "${str}")
0045   string(REGEX REPLACE "\n" "\\\\n" str "${str}")
0046   string(REGEX REPLACE "\"" "\\\\\"" str "${str}")
0047   set("${var}" "\"${str}\"" PARENT_SCOPE)
0048 endfunction()
0049
0050 # cmake_str_quote_shell(string var_name)
0051 #     @string: the string to be quoted
0052 #     @var_name: the variable to save the result
0053 #
0054 #     This function quote the @string and save it into @var_name so that
0055 #     it can be used directly as an argument in a shell command.
0056 function(cmake_str_quote_shell str var)
0057   if("x${str}x" MATCHES "^x[-_a-zA-Z0-9]+x\$")
0058     set("${var}" "${str}" PARENT_SCOPE)
0059   else()
0060     string(REGEX REPLACE "'" "'\\\\''" escaped "${str}")
0061     set("${var}" "'${escaped}'" PARENT_SCOPE)
0062   endif()
0063 endfunction()