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Diffstat (limited to 'gl/m4/multiarch.m4')
-rw-r--r-- | gl/m4/multiarch.m4 | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/gl/m4/multiarch.m4 b/gl/m4/multiarch.m4 deleted file mode 100644 index 30006cb..0000000 --- a/gl/m4/multiarch.m4 +++ /dev/null @@ -1,62 +0,0 @@ -# multiarch.m4 serial 7 -dnl Copyright (C) 2008-2017 Free Software Foundation, Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. - -# Determine whether the compiler is or may be producing universal binaries. -# -# On Mac OS X 10.5 and later systems, the user can create libraries and -# executables that work on multiple system types--known as "fat" or -# "universal" binaries--by specifying multiple '-arch' options to the -# compiler but only a single '-arch' option to the preprocessor. Like -# this: -# -# ./configure CC="gcc -arch i386 -arch x86_64 -arch ppc -arch ppc64" \ -# CXX="g++ -arch i386 -arch x86_64 -arch ppc -arch ppc64" \ -# CPP="gcc -E" CXXCPP="g++ -E" -# -# Detect this situation and set APPLE_UNIVERSAL_BUILD accordingly. - -AC_DEFUN_ONCE([gl_MULTIARCH], -[ - dnl Code similar to autoconf-2.63 AC_C_BIGENDIAN. - gl_cv_c_multiarch=no - AC_COMPILE_IFELSE( - [AC_LANG_SOURCE( - [[#ifndef __APPLE_CC__ - not a universal capable compiler - #endif - typedef int dummy; - ]])], - [ - dnl Check for potential -arch flags. It is not universal unless - dnl there are at least two -arch flags with different values. - arch= - prev= - for word in ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS}; do - if test -n "$prev"; then - case $word in - i?86 | x86_64 | ppc | ppc64) - if test -z "$arch" || test "$arch" = "$word"; then - arch="$word" - else - gl_cv_c_multiarch=yes - fi - ;; - esac - prev= - else - if test "x$word" = "x-arch"; then - prev=arch - fi - fi - done - ]) - if test $gl_cv_c_multiarch = yes; then - APPLE_UNIVERSAL_BUILD=1 - else - APPLE_UNIVERSAL_BUILD=0 - fi - AC_SUBST([APPLE_UNIVERSAL_BUILD]) -]) |