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merge from arla: make it work better

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8980 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-08-19 15:37:00 +00:00
parent cc3535f661
commit bbd6346a5e
1 changed files with 12 additions and 16 deletions
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28
cf/krb-bigendian.m4
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@@ -22,34 +22,30 @@ krb_cv_c_bigendian_compile,
#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
bogus endian macros bogus endian macros
#endif], krb_cv_c_bigendian_compile=yes, krb_cv_c_bigendian_compile=no)]) #endif], krb_cv_c_bigendian_compile=yes, krb_cv_c_bigendian_compile=no)])
if test "$krb_cv_c_bigendian_compile" = "no"; then AC_CACHE_CHECK(whether byte ordering is bigendian, krb_cv_c_bigendian,[
AC_CACHE_CHECK(whether byte ordering is bigendian, krb_cv_c_bigendian,[ if test "$krb_cv_c_bigendian_compile" = "yes"; then
if test "$krb_cv_c_bigendian" = ""; then AC_TRY_COMPILE([
krb_cv_c_bigendian=unknown
fi
AC_TRY_COMPILE([
#include <sys/types.h> #include <sys/types.h>
#include <sys/param.h>],[ #include <sys/param.h>],[
#if BYTE_ORDER != BIG_ENDIAN #if BYTE_ORDER != BIG_ENDIAN
not big endian not big endian
#endif], krb_cv_c_bigendian=yes, krb_cv_c_bigendian=no) #endif], krb_cv_c_bigendian=yes, krb_cv_c_bigendian=no)
if test "$krb_cv_c_bigendian" = "unknown"; then else
AC_TRY_RUN([main () { AC_TRY_RUN([main () {
/* Are we little or big endian? From Harbison&Steele. */ /* Are we little or big endian? From Harbison&Steele. */
union union
{ {
long l; long l;
char c[sizeof (long)]; char c[sizeof (long)];
} u; } u;
u.l = 1; u.l = 1;
exit (u.c[sizeof (long) - 1] == 1); exit (u.c[sizeof (long) - 1] == 1);
}], krb_cv_c_bigendian=no, krb_cv_c_bigendian=yes, }], krb_cv_c_bigendian=no, krb_cv_c_bigendian=yes,
AC_MSG_ERROR([specify either --enable-bigendian or --enable-littleendian])) AC_MSG_ERROR([specify either --enable-bigendian or --enable-littleendian]))
fi
])
if test "$krb_cv_c_bigendian" = "yes"; then
AC_DEFINE(WORDS_BIGENDIAN, 1, [define if target is big endian])dnl
fi fi
])
if test "$krb_cv_c_bigendian" = "yes"; then
AC_DEFINE(WORDS_BIGENDIAN, 1, [define if target is big endian])dnl
fi fi
if test "$krb_cv_c_bigendian_compile" = "yes"; then if test "$krb_cv_c_bigendian_compile" = "yes"; then
AC_DEFINE(ENDIANESS_IN_SYS_PARAM_H, 1, [define if sys/param.h defines the endiness])dnl AC_DEFINE(ENDIANESS_IN_SYS_PARAM_H, 1, [define if sys/param.h defines the endiness])dnl