diff options
Diffstat (limited to 'Build/source/libs/cairo/cairo-1.12.8/build/aclocal.float.m4')
-rw-r--r-- | Build/source/libs/cairo/cairo-1.12.8/build/aclocal.float.m4 | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/Build/source/libs/cairo/cairo-1.12.8/build/aclocal.float.m4 b/Build/source/libs/cairo/cairo-1.12.8/build/aclocal.float.m4 deleted file mode 100644 index 18ec3161840..00000000000 --- a/Build/source/libs/cairo/cairo-1.12.8/build/aclocal.float.m4 +++ /dev/null @@ -1,64 +0,0 @@ -# AX_C_FLOAT_WORDS_BIGENDIAN ([ACTION-IF-TRUE], [ACTION-IF-FALSE], -# [ACTION-IF-UNKNOWN]) -# -# Checks the ordering of words within a multi-word float. This check -# is necessary because on some systems (e.g. certain ARM systems), the -# float word ordering can be different from the byte ordering. In a -# multi-word float context, "big-endian" implies that the word containing -# the sign bit is found in the memory location with the lowest address. -# This implemenation was inspired by the AC_C_BIGENDIAN macro in autoconf. -# ------------------------------------------------------------------------- -AC_DEFUN([AX_C_FLOAT_WORDS_BIGENDIAN], - [AC_CACHE_CHECK(whether float word ordering is bigendian, - ax_cv_c_float_words_bigendian, [ - -# The endianess is detected by first compiling C code that contains a special -# double float value, then grepping the resulting object file for certain -# strings of ascii values. The double is specially crafted to have a -# binary representation that corresponds with a simple string. In this -# implementation, the string "noonsees" was selected because the individual -# word values ("noon" and "sees") are palindromes, thus making this test -# byte-order agnostic. If grep finds the string "noonsees" in the object -# file, the target platform stores float words in big-endian order. If grep -# finds "seesnoon", float words are in little-endian order. If neither value -# is found, the user is instructed to specify the ordering. - -ax_cv_c_float_words_bigendian=unknown -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ - -double d = 90904234967036810337470478905505011476211692735615632014797120844053488865816695273723469097858056257517020191247487429516932130503560650002327564517570778480236724525140520121371739201496540132640109977779420565776568942592.0; - -]])], [ - -if strings - conftest.$ac_objext | grep noonsees >/dev/null ; then - ax_cv_c_float_words_bigendian=yes -fi -if strings - conftest.$ac_objext | grep seesnoon >/dev/null ; then - if test "$ax_cv_c_float_words_bigendian" = unknown; then - ax_cv_c_float_words_bigendian=no - else - ax_cv_c_float_words_bigendian=unknown - fi -fi - -])]) - -case $ax_cv_c_float_words_bigendian in - yes) - m4_default([$1], - [AC_DEFINE([FLOAT_WORDS_BIGENDIAN], 1, - [Define to 1 if your system stores words within floats - with the most significant word first])]) ;; - no) - $2 ;; - *) - m4_default([$3], - [AC_MSG_ERROR([ - -Unknown float word ordering. You need to manually preset -ax_cv_c_float_words_bigendian=no (or yes) according to your system. - - ])]) ;; -esac - -])# AX_C_FLOAT_WORDS_BIGENDIAN |