1 # Source: Internal

     2 # Info: Written internally so this component can be built on Solaris.

     3 # Status: This patch is offered at https://bugs.launchpad.net/ubuntu/+source/sbsigntool/+bug/1588548

     4 

     5 --- ORIGINAL/configure.ac	2016-06-13 16:45:35.871026417 -0700

     6 +++ sbsigntool-0.6/configure.ac	2016-06-14 15:53:07.450239957 -0700

     7 @@ -27,25 +27,46 @@

     8    HELP2MAN=:

     9  fi

    10  

    11 +OS=$(uname -s)

    12 +AM_CONDITIONAL([SUN_OS], [test "$OS" = "SunOS"])

    13  AC_MSG_CHECKING([build system endianness])

    14 -AC_PREPROC_IFELSE(

    15 -  [AC_LANG_PROGRAM([[#include <endian.h>]],

    16 -		   [[#if __BYTE_ORDER != __LITTLE_ENDIAN]]

    17 -		   [[#error]]

    18 -		   [[#endif]])],

    19 -  endian=little

    20 -  little_endian=1

    21 -  big_endian=0)

    22 +if test "$OS" = "SunOS"; then

    23 +  AC_PREPROC_IFELSE(

    24 +    [AC_LANG_PROGRAM([[#include <sys/isa_defs.h>]],

    25 +		     [[#if __BYTE_ORDER != __LITTLE_ENDIAN]]

    26 +		     [[#error]]

    27 +		     [[#endif]])],

    28 +    endian=little

    29 +    little_endian=1

    30 +    big_endian=0)

    31  

    32 -AC_PREPROC_IFELSE(

    33 -  [AC_LANG_PROGRAM([[#include <endian.h>]],

    34 -		   [[#if __BYTE_ORDER != __BIG_ENDIAN]]

    35 -		   [[#error]]

    36 -		   [[#endif]])],

    37 -  endian=big

    38 -  little_endian=0

    39 -  big_endian=1)

    40 +  AC_PREPROC_IFELSE(

    41 +    [AC_LANG_PROGRAM([[#include <sys/isa_defs.h>]],

    42 +		     [[#if __BYTE_ORDER != __BIG_ENDIAN]]

    43 +		     [[#error]]

    44 +		     [[#endif]])],

    45 +    endian=big

    46 +    little_endian=0

    47 +    big_endian=1)

    48 +else

    49 +  AC_PREPROC_IFELSE(

    50 +    [AC_LANG_PROGRAM([[#include <endian.h>]],

    51 +		     [[#if __BYTE_ORDER != __LITTLE_ENDIAN]]

    52 +		     [[#error]]

    53 +		     [[#endif]])],

    54 +    endian=little

    55 +    little_endian=1

    56 +    big_endian=0)

    57  

    58 +  AC_PREPROC_IFELSE(

    59 +    [AC_LANG_PROGRAM([[#include <endian.h>]],

    60 +		     [[#if __BYTE_ORDER != __BIG_ENDIAN]]

    61 +		     [[#error]]

    62 +		     [[#endif]])],

    63 +    endian=big

    64 +    little_endian=0

    65 +    big_endian=1)

    66 +fi

    67  

    68  if test x"$endian" != "xbig" -a x"$endian" != "xlittle"; then

    69    AC_MSG_ERROR([Can't determine endianness; is endian.h present?])