Run-time check for floating point byte order rather than CMake check.

It's safer not to use an unofficial CMake script.

2 files changed, 0 insertions, 78 deletions

diff --git a/cmake/TestFloatFormat.c b/cmake/TestFloatFormat.c
deleted file mode 100644
index 4a7b32e4..00000000
--- a/cmake/TestFloatFormat.c
+++ /dev/null
@@ -1,17 +0,0 @@
-int main(int argc, char **argv)
-{
-  int ret = 0;
-
-  double bin1[] = {
-    // "*TAGLIB*" encoded as a little-endian floating-point number
-    (double)3.9865557444897601e-105, (double)0.0
-  };
-  float bin2[] = {
-    // "*TL*" encoded as a little-endian floating-point number
-    (float)1.81480400e-013, (float)0.0
-  };
-  ret += ((int*)bin1)[argc];
-  ret += ((int*)bin2)[argc];
-
-  return ret;
-}
diff --git a/cmake/modules/TestFloatFormat.cmake b/cmake/modules/TestFloatFormat.cmake
deleted file mode 100644
index ef9b1860..00000000
--- a/cmake/modules/TestFloatFormat.cmake
+++ /dev/null
@@ -1,61 +0,0 @@
-# Returns 1 if IEEE754 little-endian, 2 if IEEE754 big-endian, otherwise 0.
-
-MACRO(TEST_FLOAT_FORMAT FP_IEEE754)
-  IF(NOT FP_IEEE754)
-    TRY_COMPILE(HAVE_FLOAT_FORMAT_BIN
-      "${CMAKE_BINARY_DIR}" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/TestFloatFormat.c"
-    COPY_FILE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestFloatFormat.bin")
-
-    SET(FP_IEEE754 0)
-
-    IF(HAVE_FLOAT_FORMAT_BIN)
-
-      # dont match first/last letter because of string rounding errors :-)
-      FILE(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestFloatFormat.bin"
-        DOUBLE_IEEE754_LE LIMIT_COUNT 1 REGEX "TAGLIB")
-      FILE(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestFloatFormat.bin"
-        DOUBLE_IEEE754_BE LIMIT_COUNT 1 REGEX "BILGAT")
-      FILE(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestFloatFormat.bin"
-        FLOAT_IEEE754_LE LIMIT_COUNT 1 REGEX "TL")
-      FILE(STRINGS "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/TestFloatFormat.bin"
-        FLOAT_IEEE754_BE LIMIT_COUNT 1 REGEX "LT")
-
-      IF(DOUBLE_IEEE754_LE AND FLOAT_IEEE754_LE)
-        SET(FP_IEEE754_LE 1)
-      ENDIF()
-
-      IF(DOUBLE_IEEE754_BE AND FLOAT_IEEE754_BE)
-        SET(FP_IEEE754_BE 1)
-      ENDIF()
-
-      # OS X Universal binaries will contain both strings, set it to the host
-      IF(FP_IEEE754_LE AND FP_IEEE754_BE)
-        IF(CMAKE_SYSTEM_PROCESSOR MATCHES powerpc)
-            SET(FP_IEEE754_LE FALSE)
-            SET(FP_IEEE754_BE TRUE)
-        ELSE()
-            SET(FP_IEEE754_LE TRUE)
-            SET(FP_IEEE754_BE FALSE)
-        ENDIF()
-      ENDIF()
-
-      IF(FP_IEEE754_LE)
-        SET(FP_IEEE754 1)
-      ELSEIF(FP_IEEE754_BE)
-        SET(FP_IEEE754 2)
-      ENDIF()
-    ENDIF()
-
-    # just some informational output for the user
-    IF(FP_IEEE754_LE)
-       MESSAGE(STATUS "Checking the floating point format - IEEE754 (LittleEndian)")
-    ELSEIF(FP_IEEE754_BE)
-       MESSAGE(STATUS "Checking the floating point format - IEEE754 (BigEndian)")
-    ELSE()
-       MESSAGE(STATUS "Checking the floating point format - Not IEEE754 or failed to detect.")
-    ENDIF()
-
-    SET(FP_IEEE754 "${${FP_IEEE754}}" CACHE INTERNAL "Result of TEST_FLOAT_FORMAT" FORCE)
-  ENDIF()
-ENDMACRO(TEST_FLOAT_FORMAT FP_IEEE754)
-