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authorReinhard Tartler <siretart@tauware.de>2009-04-02 13:58:11 +0200
committerReinhard Tartler <siretart@tauware.de>2009-04-02 13:58:11 +0200
commita84d45498bd861c9225080232948a99c2e317bb8 (patch)
tree8f1f5fb7bf7ffbf6f24cf4a4fd6888a235dbcc08 /infrastructure/m4/ax_check_nonaligned_access.m4
parent25db897553a0db0f912602b375029e724f51556e (diff)
Import upstream version 0.11~rc3~r2491
Diffstat (limited to 'infrastructure/m4/ax_check_nonaligned_access.m4')
-rw-r--r--infrastructure/m4/ax_check_nonaligned_access.m418
1 files changed, 9 insertions, 9 deletions
diff --git a/infrastructure/m4/ax_check_nonaligned_access.m4 b/infrastructure/m4/ax_check_nonaligned_access.m4
index 8a6cd0c6..ab2d0b7e 100644
--- a/infrastructure/m4/ax_check_nonaligned_access.m4
+++ b/infrastructure/m4/ax_check_nonaligned_access.m4
@@ -12,7 +12,7 @@ dnl @version 2005/07/12
dnl @license AllPermissive
AC_DEFUN([AX_CHECK_NONALIGNED_ACCESS], [
- AC_CACHE_CHECK([if non-aligned 16 bit word accesses fail], [have_aligned_only_int16],
+ AC_CACHE_CHECK([if non-aligned 16 bit word accesses fail], [box_cv_have_aligned_only_int16],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[$ac_includes_default]], [[
#ifndef HAVE_UINT16_T
#define uint16_t u_int16_t;
@@ -21,12 +21,12 @@ AC_DEFUN([AX_CHECK_NONALIGNED_ACCESS], [
memset(scratch, 0, sizeof(scratch));
return *(uint16_t*)((char*)scratch+1);
]])],
- [have_aligned_only_int16=no], [have_aligned_only_int16=yes]
+ [box_cv_have_aligned_only_int16=no], [box_cv_have_aligned_only_int16=yes]
)])
- if test "x$have_aligned_only_int16" = "xyes"; then
+ if test "x$box_cv_have_aligned_only_int16" = "xyes"; then
AC_DEFINE([HAVE_ALIGNED_ONLY_INT16], 1, [Define to 1 if non-aligned int16 access will fail])
fi
- AC_CACHE_CHECK([if non-aligned 32 bit word accesses fail], [have_aligned_only_int32],
+ AC_CACHE_CHECK([if non-aligned 32 bit word accesses fail], [box_cv_have_aligned_only_int32],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[$ac_includes_default]], [[
#ifndef HAVE_UINT32_T
#define uint32_t u_int32_t;
@@ -35,12 +35,12 @@ AC_DEFUN([AX_CHECK_NONALIGNED_ACCESS], [
memset(scratch, 0, sizeof(scratch));
return *(uint32_t*)((char*)scratch+1);
]])],
- [have_aligned_only_int32=no], [have_aligned_only_int32=yes]
+ [box_cv_have_aligned_only_int32=no], [box_cv_have_aligned_only_int32=yes]
)])
- if test "x$have_aligned_only_int32" = "xyes"; then
+ if test "x$box_cv_have_aligned_only_int32" = "xyes"; then
AC_DEFINE([HAVE_ALIGNED_ONLY_INT32], 1, [Define to 1 if non-aligned int32 access will fail])
fi
- AC_CACHE_CHECK([if non-aligned 64 bit word accesses fail], [have_aligned_only_int64],
+ AC_CACHE_CHECK([if non-aligned 64 bit word accesses fail], [box_cv_have_aligned_only_int64],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[$ac_includes_default]], [[
#ifndef HAVE_UINT64_T
#define uint64_t u_int64_t;
@@ -49,9 +49,9 @@ AC_DEFUN([AX_CHECK_NONALIGNED_ACCESS], [
memset(scratch, 0, sizeof(scratch));
return *(uint64_t*)((char*)scratch+1);
]])],
- [have_aligned_only_int64=no], [have_aligned_only_int64=yes]
+ [box_cv_have_aligned_only_int64=no], [box_cv_have_aligned_only_int64=yes]
)])
- if test "x$have_aligned_only_int64" = "xyes"; then
+ if test "x$box_cv_have_aligned_only_int64" = "xyes"; then
AC_DEFINE([HAVE_ALIGNED_ONLY_INT64], 1, [Define to 1 if non-aligned int64 access will fail])
fi
])dnl