xref: /aosp_15_r20/external/eigen/cmake/RegexUtils.cmake (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4)
1function(escape_string_as_regex _str_out _str_in)
2  string(REGEX REPLACE "\\\\" "\\\\\\\\" FILETEST2 "${_str_in}")
3  string(REGEX REPLACE "([.$+*?|-])" "\\\\\\1" FILETEST2 "${FILETEST2}")
4  string(REGEX REPLACE "\\^" "\\\\^" FILETEST2 "${FILETEST2}")
5  string(REGEX REPLACE "\\(" "\\\\(" FILETEST2 "${FILETEST2}")
6  string(REGEX REPLACE "\\)" "\\\\)" FILETEST2 "${FILETEST2}")
7  string(REGEX REPLACE "\\[" "\\\\[" FILETEST2 "${FILETEST2}")
8  string(REGEX REPLACE "\\]" "\\\\]" FILETEST2 "${FILETEST2}")
9  set(${_str_out} "${FILETEST2}" PARENT_SCOPE)
10endfunction()
11
12function(test_escape_string_as_regex)
13  set(test1 "\\.^$-+*()[]?|")
14  escape_string_as_regex(test2 "${test1}")
15  set(testRef "\\\\\\.\\^\\$\\-\\+\\*\\(\\)\\[\\]\\?\\|")
16  if(NOT test2 STREQUAL testRef)
17	message("Error in the escape_string_for_regex function : \n   ${test1} was escaped as ${test2}, should be ${testRef}")
18  endif()
19endfunction()