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| author | Nick Mathewson <nickm@torproject.org> | 2004-05-17 20:53:04 +0000 |
|---|---|---|
| committer | Nick Mathewson <nickm@torproject.org> | 2004-05-17 20:53:04 +0000 |
| commit | 14ba9f9153f69c22e2174654cbf17c0e4fe5ddd5 (patch) | |
| tree | d249514f23ff3c70d410dae2f41b1ba62f2f9696 /configure.in | |
| parent | 683d06bf44e82084c2d0adce0a4b09d580e5a59b (diff) | |
| download | tor-14ba9f9153f69c22e2174654cbf17c0e4fe5ddd5.tar.gz tor-14ba9f9153f69c22e2174654cbf17c0e4fe5ddd5.zip | |
Override unaligned-access-ok check when $host_cpu is ia64. Apparently, ia64-linux reacts to unaligned access by making the kernel gripe. Re-run autogen.sh if you need config.guess/sub.
svn:r1882
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/configure.in b/configure.in index d4ad6b57f5..d9395fe7e5 100644 --- a/configure.in +++ b/configure.in @@ -3,6 +3,8 @@ AC_INIT AM_INIT_AUTOMAKE(tor, 0.0.7pre1-cvs-2) AM_CONFIG_HEADER(orconfig.h) +AC_CANONICAL_HOST + CFLAGS="$CFLAGS -Wall -g -O2 -I/usr/kerberos/include" AC_ARG_ENABLE(debug, @@ -166,7 +168,13 @@ AC_CHECK_SIZEOF(long long) AC_CHECK_SIZEOF(__int64) AC_CHECK_SIZEOF(void *) -# Now, let's see about alignment requirements +# Now, let's see about alignment requirements. On some platforms, we override +# the default. +case $host in + ia64-*-* | arm-*-* ) + tor_cv_unaligned_ok=no + ;; + *) AC_CACHE_CHECK([whether unaligned int access is allowed], tor_cv_unaligned_ok, [AC_RUN_IFELSE([AC_LANG_SOURCE( [[int main () { char s[] = "A\x00\x00\x00\x00\x00\x00\x00"; @@ -174,6 +182,8 @@ return *(int*)(&s[1]); }]])], [tor_cv_unaligned_ok=yes], [tor_cv_unaligned_ok=no], [tor_cv_unaligned_ok=cross])]) +esac + if test $tor_cv_unaligned_ok = yes; then AC_DEFINE([UNALIGNED_INT_ACCESS_OK], 1, [Define to 1 iff unaligned int access is allowed]) |