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diff -Nur fftw-3.2.1.orig/configure.ac fftw-3.2.1/configure.ac
--- fftw-3.2.1.orig/configure.ac 2009-02-20 19:28:55.832163268 +0000
+++ fftw-3.2.1/configure.ac 2009-02-26 15:02:37.533259854 +0000
@@ -440,14 +440,15 @@
AC_ARG_WITH(combined-threads, [AC_HELP_STRING([--with-combined-threads],[combine threads into main libfftw3])], with_combined_threads=$withval, with_combined_threads=no)
if test "$enable_openmp"x != nox; then
- AX_OPENMP([THREADLIBS=" "
+ AX_OPENMP([THREADLIBS="$OPENMP_LIBS"
AC_DEFINE(USING_OPENMP_THREADS, 1, [Define if we have and are using OpenMP multithreading directives])
CFLAGS="$CFLAGS $OPENMP_CFLAGS"],
- [AC_MSG_ERROR([don't know how to enable OpenMP])])
+ [AC_MSG_WARN([don't know how to enable OpenMP, reverting to POSIX threads])])
+else
+ THREADLIBS=""
fi
dnl Check for threads library...
-THREADLIBS=""
if test "$enable_threads" = "yes"; then
# POSIX threads, the default choice:
if test -z "$THREADLIBS"; then
diff -Nur fftw-3.2.1.orig/m4/ax_openmp.m4 fftw-3.2.1/m4/ax_openmp.m4
--- fftw-3.2.1.orig/m4/ax_openmp.m4 2009-02-20 19:28:55.792160754 +0000
+++ fftw-3.2.1/m4/ax_openmp.m4 2009-02-26 15:02:08.887255943 +0000
@@ -54,13 +54,18 @@
done
[]_AC_LANG_PREFIX[]FLAGS=$save[]_AC_LANG_PREFIX[]FLAGS
])
+OPENMP_LIBS=" "
if test "x$ax_cv_[]_AC_LANG_ABBREV[]_openmp" = "xunknown"; then
m4_default([$2],:)
else
if test "x$ax_cv_[]_AC_LANG_ABBREV[]_openmp" != "xnone"; then
OPENMP_[]_AC_LANG_PREFIX[]FLAGS=$ax_cv_[]_AC_LANG_ABBREV[]_openmp
+ if test "x$ax_cv_[]_AC_LANG_ABBREV[]_openmp" = "x-fopenmp"; then
+ OPENMP_LIBS="-lgomp"
+ fi
fi
m4_default([$1], [AC_DEFINE(HAVE_OPENMP,1,[Define if OpenMP is enabled])])
fi
AC_SUBST(OPENMP_[]_AC_LANG_PREFIX[]FLAGS)
+AC_SUBST(OPENMP_LIBS)
])dnl AX_OPENMP
diff -Nur fftw-3.2.1.orig/Makefile.am fftw-3.2.1/Makefile.am
--- fftw-3.2.1.orig/Makefile.am 2009-02-20 19:28:56.040169973 +0000
+++ fftw-3.2.1/Makefile.am 2009-02-26 15:02:08.887255943 +0000
@@ -36,6 +36,13 @@
if SMP
if COMBINED_THREADS
COMBINED_THREADLIBS=threads/libfftw3@PREC_SUFFIX@_threads.la
+else
+lib_LTLIBRARIES += libfftw3@PREC_SUFFIX@_threads.la
+libfftw3@PREC_SUFFIX@_threads_la_SOURCES =
+libfftw3@PREC_SUFFIX@_threads_la_LDFLAGS = -version-info @SHARED_VERSION_INFO@
+libfftw3@PREC_SUFFIX@_threads_la_LIBADD = \
+ libfftw3@PREC_SUFFIX@.la \
+ threads/libfftw3@PREC_SUFFIX@_threads.la
endif
endif
diff -Nur fftw-3.2.1.orig/threads/Makefile.am fftw-3.2.1/threads/Makefile.am
--- fftw-3.2.1.orig/threads/Makefile.am 2009-02-20 19:28:55.832163268 +0000
+++ fftw-3.2.1/threads/Makefile.am 2009-02-26 15:02:08.887255943 +0000
@@ -2,11 +2,7 @@
-I$(top_srcdir)/rdft -I$(top_srcdir)/api
if SMP
-if COMBINED_THREADS
noinst_LTLIBRARIES = libfftw3@PREC_SUFFIX@_threads.la
-else
-lib_LTLIBRARIES = libfftw3@PREC_SUFFIX@_threads.la
-endif
endif
# pkgincludedir = $(includedir)/fftw3@PREC_SUFFIX@
@@ -16,4 +12,5 @@
openmp.c threads.h dft-vrank-geq1.c ct.c rdft-vrank-geq1.c hc2hc.c \
vrank-geq1-rdft2.c f77api.c f77funcs.h
+libfftw3@PREC_SUFFIX@_threads_la_LIBADD = $(THREADLIBS)
libfftw3@PREC_SUFFIX@_threads_la_LDFLAGS = -version-info @SHARED_VERSION_INFO@
|