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## This script finds a regex in a file and compares the first match
## with an input string
message (STATUS "INFILE is ${INFILE}")
message (STATUS "REGEX is ${REGEX}")
message (STATUS "MATCH_STRING is ${MATCH_STRING}")
file (STRINGS ${INFILE} test_output REGEX "${REGEX}")
message (STATUS "PARSED VALUE=|${test_output}|")
string (REGEX MATCH "${REGEX}" test_output ${test_output})
set (test_output ${CMAKE_MATCH_1})
message (STATUS "PARSED_VALUE=|${test_output}|")
string (LENGTH "${test_output}" match_length)
message (STATUS "LENGTH=${match_length}")
message (STATUS "|${test_output}|${MATCH_STRING}|")
if ("${match_length}" GREATER 0
AND "${test_output}" STREQUAL "${MATCH_STRING}")
message("Not an error")
else ()
message (SEND_ERROR "An error")
endif ()
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