fi)
AC_ARG_ENABLE(posix,
- [ --disable-posix omit posix interfaces],,
+ [ --disable-posix omit non-essential POSIX interfaces],,
enable_posix=yes)
AC_ARG_ENABLE(networking,
fi
if test "$enable_posix" = yes; then
- AC_LIBOBJ([filesys])
AC_LIBOBJ([posix])
AC_DEFINE([HAVE_POSIX], 1,
- [Define this if you want support for POSIX system calls in Guile.])
+ [Define this if you want support for non-essential POSIX system calls in Guile.])
fi
if test "$enable_networking" = yes; then
# this file instead of <fenv.h>
# process.h - mingw specific
# langinfo.h, nl_types.h - SuS v2
+# sched.h - missing on MinGW
#
AC_CHECK_HEADERS([complex.h fenv.h io.h libc.h limits.h malloc.h memory.h process.h string.h \
regex.h rxposix.h rx/rxposix.h sys/dir.h sys/ioctl.h sys/select.h \
sys/time.h sys/timeb.h sys/times.h sys/stdtypes.h sys/types.h \
sys/utime.h time.h unistd.h utime.h pwd.h grp.h sys/utsname.h \
-direct.h langinfo.h nl_types.h machine/fpu.h poll.h])
+direct.h langinfo.h nl_types.h machine/fpu.h poll.h sched.h])
# Reasons for testing:
# nl_item - lacking on Cygwin
# cuserid - on Tru64 5.1b the declaration is documented to be available
# only with `_XOPEN_SOURCE' or some such.
#
-AC_CHECK_HEADERS([crypt.h netdb.h pthread.h sys/param.h sys/resource.h sys/file.h])
+AC_CHECK_HEADERS([crypt.h netdb.h pthread.h sys/param.h sys/resource.h sys/file.h sys/mman.h])
AC_CHECK_FUNCS(chroot flock getlogin cuserid getpriority setpriority getpass sethostname gethostname)
AC_CHECK_DECLS([sethostname, hstrerror, cuserid])
AC_MSG_ERROR([GNU libunistring is required, please install it.])
fi
+GUILE_LIBUNISTRING_WITH_ICONV_SUPPORT
+if test "x$ac_cv_libunistring_with_iconv_support" != "xyes"; then
+ AC_MSG_ERROR([No iconv support. Please recompile libunistring with iconv enabled.])
+fi
+
dnl Libffi is needed to compile Guile's foreign function interface, but its
dnl interface isn't exposed in Guile's API.
PKG_CHECK_MODULES(LIBFFI, libffi)
GUILE_STRUCT_UTIMBUF
+#--------------------------------------------------------------------
+#
+# What values do the iconv error handlers have?
+#
+# The only place that we need iconv in our public interfaces is for
+# the error handlers, which are just ints. So we weaken our
+# dependency by looking up those values at configure-time.
+#--------------------------------------------------------------------
+SCM_I_GSC_ICONVEH_ERROR=0
+SCM_I_GSC_ICONVEH_QUESTION_MARK=1
+SCM_I_GSC_ICONVEH_ESCAPE_SEQUENCE=2
+AC_MSG_CHECKING([for iconveh_error])
+AC_RUN_IFELSE([AC_LANG_SOURCE(
+[AC_INCLUDES_DEFAULT
+#include <uniconv.h>
+int
+main (int argc, char *argv[])
+{
+ if (argc > 1)
+ printf ("%d\n", (int)iconveh_error);
+ return 0;
+}])],
+ [SCM_I_GSC_ICONVEH_ERROR=`./conftest$EXEEXT pretty-please`
+ AC_MSG_RESULT([$SCM_I_GSC_ICONVEH_ERROR])],
+ [AC_MSG_FAILURE([failed to get iconveh_error])],
+ [AC_MSG_WARN([assuming $SCM_I_GSC_ICONVEH_ERROR for cross-compilation])])
+
+AC_MSG_CHECKING([for iconveh_question_mark])
+AC_RUN_IFELSE([AC_LANG_SOURCE(
+[AC_INCLUDES_DEFAULT
+#include <uniconv.h>
+int
+main (int argc, char *argv[])
+{
+ if (argc > 1)
+ printf ("%d\n", (int)iconveh_question_mark);
+ return 0;
+}])],
+ [SCM_I_GSC_ICONVEH_QUESTION_MARK=`./conftest$EXEEXT pretty-please`
+ AC_MSG_RESULT([$SCM_I_GSC_ICONVEH_QUESTION_MARK])],
+ [AC_MSG_FAILURE([failed to get iconveh_question_mark])],
+ [AC_MSG_WARN([assuming $SCM_I_GSC_ICONVEH_QUESTION_MARK for cross-compilation])])
+
+AC_MSG_CHECKING([for iconveh_escape_sequence])
+AC_RUN_IFELSE([AC_LANG_SOURCE(
+[AC_INCLUDES_DEFAULT
+#include <uniconv.h>
+int
+main (int argc, char *argv[])
+{
+ if (argc > 1)
+ printf ("%d\n", (int)iconveh_escape_sequence);
+ return 0;
+}])],
+ [SCM_I_GSC_ICONVEH_ESCAPE_SEQUENCE=`./conftest$EXEEXT pretty-please`
+ AC_MSG_RESULT([$SCM_I_GSC_ICONVEH_ESCAPE_SEQUENCE])],
+ [AC_MSG_FAILURE([failed to get iconveh_escape_sequence])],
+ [AC_MSG_WARN([assuming $SCM_I_GSC_ICONVEH_ESCAPE_SEQUENCE for cross-compilation])])
+
+AC_SUBST([SCM_I_GSC_ICONVEH_ERROR])
+AC_SUBST([SCM_I_GSC_ICONVEH_QUESTION_MARK])
+AC_SUBST([SCM_I_GSC_ICONVEH_ESCAPE_SEQUENCE])
+
+
#--------------------------------------------------------------------
#
# Which way does the stack grow?
LIBS="$BDW_GC_LIBS $LIBS"
CFLAGS="$BDW_GC_CFLAGS $CFLAGS"
-AC_CHECK_FUNCS([GC_do_blocking GC_call_with_gc_active])
+AC_CHECK_FUNCS([GC_do_blocking GC_call_with_gc_active GC_pthread_exit GC_pthread_cancel GC_allow_register_threads GC_pthread_sigmask GC_set_start_callback])
# Though the `GC_do_blocking ()' symbol is present in GC 7.1, it is not
# declared, and has a different type (returning void instead of
## less than exasperating.
## -Wpointer-arith was here too, but something changed in gcc/glibc
## and it became equally exasperating (gcc 2.95 and/or glibc 2.1.2).
+ ## -Wundef was removed because Gnulib prevented it (see
+ ## <http://thread.gmane.org/gmane.lisp.guile.bugs/5329>.)
POTENTIAL_GCC_CFLAGS="-Wall -Wmissing-prototypes \
- -Wdeclaration-after-statement -Wundef \
+ -Wdeclaration-after-statement \
-Wswitch-enum"
# Do this here so we don't screw up any of the tests above that might
# not be "warning free"