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| author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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| committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
| commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
| tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/iconv/m4/endian.m4 | |
Fresh start
Diffstat (limited to 'jni/iconv/m4/endian.m4')
| -rw-r--r-- | jni/iconv/m4/endian.m4 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/jni/iconv/m4/endian.m4 b/jni/iconv/m4/endian.m4 new file mode 100644 index 0000000..dfdf846 --- /dev/null +++ b/jni/iconv/m4/endian.m4 @@ -0,0 +1,50 @@ +dnl Copyright (C) 1993-2003 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +dnl From Bruno Haible, Marcus Daniels. + +AC_PREREQ(2.13) + +AC_DEFUN([CL_WORDS_LITTLEENDIAN], +[AC_CACHE_CHECK(byte ordering, cl_cv_sys_endian, [ +AC_TRY_RUN([int main () { + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long l; + char c[sizeof (long)]; + } u; + u.l = 1; + exit (u.c[0] == 1); +}], +cl_cv_sys_endian="big endian", +cl_cv_sys_endian="little endian", +: # must guess the endianness +) +if test -z "$cl_cv_sys_endian"; then +AC_EGREP_CPP(yes,[#if defined(m68k) || defined(__m68k__) || defined(mc68000) || defined(mc68020) || defined(__mc68020__) || defined(sparc) || defined(__sparc__) || defined(MIPSEB) || defined(__MIPSEB__) || defined(hppa) || defined(__hppa) || defined(m88000) || defined(__m88k__) + yes +#endif +], cl_cv_sys_endian="big endian") +fi +if test -z "$cl_cv_sys_endian"; then +AC_EGREP_CPP(yes,[#if defined(i386) || defined(__i386) || defined(__i386__) || defined(_I386) || defined(MIPSEL) || defined(__MIPSEL__) || defined(__alpha) + yes +#endif +], cl_cv_sys_endian="little endian") +fi +if test -z "$cl_cv_sys_endian"; then +cl_cv_sys_endian="guessing little endian" +fi +]) +case "$cl_cv_sys_endian" in + *little*) + AC_DEFINE(WORDS_LITTLEENDIAN, 1, + [Define if the machine's byte ordering is little endian.]) ;; + *big*) ;; +esac +]) |