diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 40 |
1 files changed, 31 insertions, 9 deletions
diff --git a/configure.in b/configure.in index 47e5f02..2fd217d 100644 --- a/configure.in +++ b/configure.in @@ -220,7 +220,13 @@ AC_CHECK_FUNCS(atexit _exit unsetenv setutent \ seteuid memmove putenv strsep setresuid setresgid \ memmem usleep snprintf strcasestr strcasechr \ strcasepbrk strrev nl_langinfo) + +# NOTE: The following line is NOT NOT NOT NOT NOT a typo! +# If you are having problems with it, libast.m4 is not installed +# or aclocal couldn't find it. Hence the problem is on YOUR end. dps_snprintf_oflow() + +dnl# Check for math lib. AC_CHECK_LIB(m, pow) dnl# Portability checks for various functions @@ -500,9 +506,11 @@ AC_ARG_ENABLE(trans, AC_DEFINE(PIXMAP_OFFSET, , [Define for pseudo-transparency support.]) ]) +dnl# +dnl# MMX support +dnl# AC_MSG_CHECKING(for MMX support) HAVE_MMX="" -HAVE_MMX_64="" AC_ARG_ENABLE(mmx, [ --enable-mmx enable MMX assembly routines], [ test "x$enableval" = "xyes" && HAVE_MMX="yes" ], [ @@ -510,25 +518,39 @@ AC_ARG_ENABLE(mmx, [ --enable-mmx enable MMX assembly routines], [ i*86) grep mmx /proc/cpuinfo >/dev/null 2>&1 && HAVE_MMX="yes" ;; - x86_64) - grep mmx /proc/cpuinfo >/dev/null 2>&1 && HAVE_MMX_64="yes" - ;; esac ]) if test "x$HAVE_MMX" = "xyes"; then AC_MSG_RESULT([yes (32-bit)]) AC_DEFINE(HAVE_MMX, , [Define for 32-bit MMX support.]) -elif test "x$HAVE_MMX_64" = "xyes"; then - dnl# AC_MSG_RESULT([yes (64-bit)]) - dnl# AC_DEFINE(HAVE_MMX_64, , [Define for 64-bit MMX support.]) - AC_MSG_RESULT([no (64-bit MMX not yet supported)]) else AC_MSG_RESULT([no (no MMX detected)]) fi -dnl# AM_CONDITIONAL(HAVE_MMX, test "x$HAVE_MMX" = "xyes" -o "x$HAVE_MMX_64" = "xyes") AM_CONDITIONAL(HAVE_MMX, test "x$HAVE_MMX" = "xyes") dnl# +dnl# SSE2 support +dnl# +AC_MSG_CHECKING(for SSE2 support) +HAVE_SSE2="" +AC_ARG_ENABLE(sse2, [ --enable-sse2 enable SSE2 assembly routines], [ + test "x$enableval" = "xyes" && HAVE_SSE2="yes" + ], [ + case $host_cpu in + x86_64) + grep sse2 /proc/cpuinfo >/dev/null 2>&1 && HAVE_SSE2="yes" + ;; + esac + ]) +if test "x$HAVE_SSE2" = "xyes"; then + AC_MSG_RESULT([yes]) + AC_DEFINE(HAVE_SSE2, , [Define for 64-bit SSE2 support.]) +else + AC_MSG_RESULT([no (no SSE2 detected)]) +fi +AM_CONDITIONAL(HAVE_SSE2, test "x$HAVE_SSE2" = "xyes") + +dnl# dnl# LibAST dnl# LIBAST_MIN=5 |