diff options
Diffstat (limited to 'fitsy/configure.ac')
| -rw-r--r-- | fitsy/configure.ac | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/fitsy/configure.ac b/fitsy/configure.ac new file mode 100644 index 0000000..2095085 --- /dev/null +++ b/fitsy/configure.ac @@ -0,0 +1,168 @@ +# This file is an input file used by the GNU "autoconf" program to +# generate the file "configure", which is run during XPA installation +# to configure the system for the local environment. +AC_INIT(fitsy, 1.0.0, saord@cfa.harvard.edu, fitsy) + +AC_CONFIG_HEADERS([conf.h]) +AC_CONFIG_SRCDIR(./fitsy.h) +AC_CANONICAL_HOST + +# +# checks that we use in most projects +# +AC_PROG_CC + +AC_EXEEXT +if test x"${EXEEXT}" = "xno"; then + EXEEXT="" +fi + +AC_C_LONG_LONG + +AC_PROG_RANLIB + +AC_HEADER_STDC +AC_CHECK_HEADERS(malloc.h) +AC_CHECK_HEADERS(getopt.h) +AC_CHECK_HEADERS(values.h) +AC_CHECK_HEADERS(dlfcn.h) +AC_CHECK_HEADERS(sys/un.h) +AC_CHECK_HEADERS(sys/mman.h) +AC_CHECK_HEADERS(sys/ipc.h) +case $host_os in + *cygwin*|*Cygwin* ) + ;; + * ) + AC_CHECK_HEADERS(sys/shm.h) + ;; +esac + +AC_CHECK_TYPES([socklen_t], [], [], [#include <sys/socket.h>]) + +AC_C_CONST + +AC_CHECK_FUNCS(strchr memcpy snprintf) + +AC_CHECK_FUNC(connect) +if test $ac_cv_func_connect = no; then + AC_CHECK_LIB(socket, connect, EXTRA_LIBS="$EXTRA_LIBS -lsocket") +fi +AC_CHECK_FUNC(gethostbyname) +if test $ac_cv_func_gethostbyname = no; then + AC_CHECK_LIB(nsl, gethostbyname, EXTRA_LIBS="$EXTRA_LIBS -lnsl") +fi +# AC_CHECK_LIB(db, snprintf, EXTRA_LIBS="$EXTRA_LIBS -ldb") + +# +# checks specific to this project +# + +DEFLIB="libfitsy.a" +AC_MSG_CHECKING(for alternate target library) +AC_ARG_WITH(altlib, [ --with-altlib=LIB library name], + alt_lib=yes LIB=$withval, alt_lib=no LIB=$DEFLIB) +AC_MSG_RESULT($alt_lib ($LIB)) +AC_SUBST(LIB) +AC_SUBST(DEFLIB) + +AC_MSG_CHECKING(for shared library build) +AC_ARG_ENABLE(shared, [ --enable-shared build shared libraries], + [fun_ok=$enableval], [fun_ok=no]) +if test "$fun_ok" != "no"; then + fpic="yes" + DOSHARED=shlib + AC_SUBST(DOSHARED) + if test "$fun_ok" = "link"; then + LLIB="-L. -l$PACKAGE_NAME" + else + LLIB='$(LIB)' + fi +else + LLIB='$(LIB)' +fi +AC_SUBST(LLIB) +AC_MSG_RESULT($fun_ok) + +AC_ARG_ENABLE(dl, [ --enable-dl allow use of dynamic loading if available], + [fun_ok=$enableval], [fun_ok=no]) +if test "$fun_ok" = "yes"; then +AC_MSG_CHECKING([for dynamic loading (with gcc) ]) +if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then + using_dl="yes" + AC_CHECK_LIB(dl, dlopen, have_dl=yes, have_dl=no) + if test "$have_dl" = yes; then + USE_DL="-DUSE_DL=1" + fpic="yes" + EXTRA_LIBS="$EXTRA_LIBS -ldl" + if test `$CC -v -rdynamic 2>&1 | grep -c unrecognized` = "0" ; then + LDFLAGS="$LDFLAGS -rdynamic" + fi + else + AC_CHECK_LIB(c, dlopen, have_dl=yes, have_dl=no) + if test "$have_dl" = yes; then + USE_DL="-DUSE_DL=1" + fpic="yes" + if test `$CC -v -rdynamic 2>&1 | grep -c unrecognized` = "0" ; then + LDFLAGS="$LDFLAGS -rdynamic" + fi + else + using_dl="no" + fi + fi +else + using_dl="no" +fi +AC_MSG_RESULT([$using_dl ($CC)]) +fi +AC_SUBST(USE_DL) + +AC_MSG_CHECKING([$host_os configuration]) +PRE="" +POST="|\& cat" +case $host_os in + *cygwin*|*Cygwin* ) + AC_DEFINE([HAVE_CYGWIN]) + AC_MSG_RESULT(flagging Cygwin) + PRE="sh -c {" + POST="}" + ;; + *mingw32*|*Mingw32*) + CFLAGS="$CFLAGS -mconsole" + EXTRA_LIBS="$EXTRA_LIBS -lwsock32" + AC_DEFINE([HAVE_MINGW32]) + AC_MSG_RESULT(flagging MinGW) + ;; + *darwin*|*Darwin*) + LDFLAGS="$LDFLAGS $CFLAGS" + G=`$CC -v 2>&1 | grep version | awk '{print $3}' | awk -F. '{print $1$2}'` + if test x"$G" != x -a "$G" -lt 42; then + CFLAGS="$CFLAGS -no-cpp-precomp" + fi + CFLAGS="$CFLAGS -fno-common" + if test x"$fpic" = x"yes" ; then + CFLAGS="$CFLAGS -fPIC" + AC_MSG_RESULT([adding -fno-common, -fPIC to CFLAGS]) + else + AC_MSG_RESULT([adding -fno-common to CFLAGS]) + fi + ;; + * ) + if test x"$fpic" = x"yes" ; then + if test "$CC" = "gcc" -o `$CC -v 2>&1 | grep -c gcc` != "0" ; then + CFLAGS="$CFLAGS -fPIC" + AC_MSG_RESULT(adding -fPIC to gcc) + else + AC_MSG_RESULT(none) + fi + else + AC_MSG_RESULT(none) + fi + ;; +esac + +AC_SUBST(EXTRA_LIBS) +AC_SUBST(EXTRA_OBJS) + +AC_CONFIG_FILES(Makefile) + +AC_OUTPUT |