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Test whether big/little endian using newer constructs. #177

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Test whether big/little endian using newer constructs. #177

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6c1a044
Test whether big/little endian using newer constructs.
luciansmith May 7, 2025
83a8aa9
Updating to the latest libz made this change necessary.
luciansmith Oct 8, 2025
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9 changes: 3 additions & 6 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -389,7 +389,7 @@ if(WITH_ZLIB)
add_definitions( -DUSE_ZLIB )

# make sure that we have a valid zip library
check_library_exists("${LIBZ_LIBRARY}" "gzopen" "" LIBZ_FOUND_SYMBOL)
check_library_exists(LIBZ_LIBRARY "gzopen" "" LIBZ_FOUND_SYMBOL)
if(NOT LIBZ_FOUND_SYMBOL)
# this is odd, but on windows this check always fails! must be a
# bug in the current cmake version so for now only issue this
Expand Down Expand Up @@ -663,12 +663,9 @@ check_include_files (stdlib.h STDC_HEADERS)
check_include_files (string.h STDC_HEADERS)

set(WORDS_BIGENDIAN)
if (UNIX)
include (TestBigEndian)
test_big_endian(WORDS_BIGENDIAN)
if(CMAKE_C_BYTE_ORDER STREQUAL "BIG_ENDIAN")
set(WORDS_BIGENDIAN TRUE)
else()
# test_big_endian seems to fail with nmake (VS 2010) on windows
# however, windows is always little endian, so catch this here
set(WORDS_BIGENDIAN FALSE)
endif()

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