diff options
Diffstat (limited to 'cmake/QtCMakeHelpers.cmake')
| -rw-r--r-- | cmake/QtCMakeHelpers.cmake | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/cmake/QtCMakeHelpers.cmake b/cmake/QtCMakeHelpers.cmake index 93513d4369..f9b03d628c 100644 --- a/cmake/QtCMakeHelpers.cmake +++ b/cmake/QtCMakeHelpers.cmake @@ -156,6 +156,26 @@ function(qt_re_escape out_var str) set(${out_var} ${regex} PARENT_SCOPE) endfunction() +# Input: string +# Output: regex string to match the string case insensitively +# Example: "Release" -> "^([Rr][Ee][Ll][Ee][Aa][Ss][Ee])$" +# +# Regular expressions like this are used in cmake_install.cmake files for case-insensitive string +# comparison. +function(qt_create_case_insensitive_regex out_var input) + set(result "^(") + string(LENGTH "${input}" n) + math(EXPR n "${n} - 1") + foreach(i RANGE 0 ${n}) + string(SUBSTRING "${input}" ${i} 1 c) + string(TOUPPER "${c}" uc) + string(TOLOWER "${c}" lc) + string(APPEND result "[${uc}${lc}]") + endforeach() + string(APPEND result ")$") + set(${out_var} "${result}" PARENT_SCOPE) +endfunction() + # Gets a target property, and returns "" if the property was not found function(qt_internal_get_target_property out_var target property) get_target_property(result "${target}" "${property}") |