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-rw-r--r--extension/ChangeLog30
-rw-r--r--extension/Makefile.am5
-rw-r--r--extension/Makefile.in43
-rw-r--r--extension/aclocal.m41
-rw-r--r--extension/configh.in6
-rwxr-xr-xextension/configure88
-rw-r--r--extension/configure.ac13
-rw-r--r--extension/intdiv.c215
8 files changed, 383 insertions, 18 deletions
diff --git a/extension/ChangeLog b/extension/ChangeLog
index d10dc766..7307a11a 100644
--- a/extension/ChangeLog
+++ b/extension/ChangeLog
@@ -1,3 +1,23 @@
+2017-04-16 Arnold D. Robbins <arnold@skeeve.com>
+
+ * intdiv.c (func_table): Function is now named intdiv.
+
+2017-04-14 Andrew J. Schorr <aschorr@telemetry-investments.com>
+
+ * intdiv.c (do_intdiv): On division by zero, return -1 and issue a
+ warning instead of throwing a fatal error.
+
+2017-04-13 Andrew J. Schorr <aschorr@telemetry-investments.com>
+
+ * intdiv.c (do_intdiv): On a division by zero fatal error, there's
+ no need to clear the numerator and denominator and add a fake return.
+
+2017-04-13 Arnold D. Robbins <arnold@skeeve.com>
+
+ * configure.ac: Alphabetize function list in AC_CHECK_FUNCS.
+ * intdiv.c: Add descriptive comments to some functions.
+ (do_intdiv): Make division by zero fatal in MPFR case.
+
2017-04-03 Arnold D. Robbins <arnold@skeeve.com>
* inplace.c (inplace_end): Correct the function name in the
@@ -64,6 +84,16 @@
system headers assume that if this is defined, it must have a
numeric value.
+2017-01-06 Andrew J. Schorr <aschorr@telemetry-investments.com>
+
+ * intdiv.c: New extension to demonstrate how to implement intdiv
+ using the new extended-precision math API.
+ * Makefile.am (pkgextension_LTLIBRARIES): Add intdiv.la.
+ (intdiv_la_SOURCES, intdiv_la_LDFLAGS, intdiv_la_LIBADD): Add support
+ for new intdiv library.
+ * configure.ac (AC_CHECK_FUNCS): Check for fmod needed by intdiv.
+ (GNUPG_CHECK_MPFR): Add check for MPFR support.
+
2016-12-22 Arnold D. Robbins <arnold@skeeve.com>
* testext.c (valrep2str): Update for new API types.
diff --git a/extension/Makefile.am b/extension/Makefile.am
index 6ea16f5d..54975b8e 100644
--- a/extension/Makefile.am
+++ b/extension/Makefile.am
@@ -39,6 +39,7 @@ pkgextension_LTLIBRARIES = \
fnmatch.la \
fork.la \
inplace.la \
+ intdiv.la \
ordchr.la \
readdir.la \
readfile.la \
@@ -72,6 +73,10 @@ inplace_la_SOURCES = inplace.c
inplace_la_LDFLAGS = $(MY_MODULE_FLAGS)
inplace_la_LIBADD = $(MY_LIBS)
+intdiv_la_SOURCES = intdiv.c
+intdiv_la_LDFLAGS = $(MY_MODULE_FLAGS)
+intdiv_la_LIBADD = $(MY_LIBS)
+
ordchr_la_SOURCES = ordchr.c
ordchr_la_LDFLAGS = $(MY_MODULE_FLAGS)
ordchr_la_LIBADD = $(MY_LIBS)
diff --git a/extension/Makefile.in b/extension/Makefile.in
index c0e2676b..000c3b78 100644
--- a/extension/Makefile.in
+++ b/extension/Makefile.in
@@ -114,10 +114,10 @@ host_triplet = @host@
subdir = .
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../m4/arch.m4 \
- $(top_srcdir)/m4/dirfd.m4 $(top_srcdir)/m4/libtool.m4 \
- $(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \
- $(top_srcdir)/m4/ltversion.m4 $(top_srcdir)/m4/lt~obsolete.m4 \
- $(top_srcdir)/configure.ac
+ $(top_srcdir)/../m4/mpfr.m4 $(top_srcdir)/m4/dirfd.m4 \
+ $(top_srcdir)/m4/libtool.m4 $(top_srcdir)/m4/ltoptions.m4 \
+ $(top_srcdir)/m4/ltsugar.m4 $(top_srcdir)/m4/ltversion.m4 \
+ $(top_srcdir)/m4/lt~obsolete.m4 $(top_srcdir)/configure.ac
am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
$(ACLOCAL_M4)
DIST_COMMON = $(srcdir)/Makefile.am $(top_srcdir)/configure \
@@ -187,6 +187,12 @@ inplace_la_OBJECTS = $(am_inplace_la_OBJECTS)
inplace_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
$(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
$(inplace_la_LDFLAGS) $(LDFLAGS) -o $@
+intdiv_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
+am_intdiv_la_OBJECTS = intdiv.lo
+intdiv_la_OBJECTS = $(am_intdiv_la_OBJECTS)
+intdiv_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
+ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+ $(intdiv_la_LDFLAGS) $(LDFLAGS) -o $@
ordchr_la_DEPENDENCIES = $(am__DEPENDENCIES_1)
am_ordchr_la_OBJECTS = ordchr.lo
ordchr_la_OBJECTS = $(am_ordchr_la_OBJECTS)
@@ -277,17 +283,17 @@ am__v_CCLD_ = $(am__v_CCLD_@AM_DEFAULT_V@)
am__v_CCLD_0 = @echo " CCLD " $@;
am__v_CCLD_1 =
SOURCES = $(filefuncs_la_SOURCES) $(fnmatch_la_SOURCES) \
- $(fork_la_SOURCES) $(inplace_la_SOURCES) $(ordchr_la_SOURCES) \
- $(readdir_la_SOURCES) $(readdir_test_la_SOURCES) \
- $(readfile_la_SOURCES) $(revoutput_la_SOURCES) \
- $(revtwoway_la_SOURCES) $(rwarray_la_SOURCES) \
- $(testext_la_SOURCES) $(time_la_SOURCES)
+ $(fork_la_SOURCES) $(inplace_la_SOURCES) $(intdiv_la_SOURCES) \
+ $(ordchr_la_SOURCES) $(readdir_la_SOURCES) \
+ $(readdir_test_la_SOURCES) $(readfile_la_SOURCES) \
+ $(revoutput_la_SOURCES) $(revtwoway_la_SOURCES) \
+ $(rwarray_la_SOURCES) $(testext_la_SOURCES) $(time_la_SOURCES)
DIST_SOURCES = $(filefuncs_la_SOURCES) $(fnmatch_la_SOURCES) \
- $(fork_la_SOURCES) $(inplace_la_SOURCES) $(ordchr_la_SOURCES) \
- $(readdir_la_SOURCES) $(readdir_test_la_SOURCES) \
- $(readfile_la_SOURCES) $(revoutput_la_SOURCES) \
- $(revtwoway_la_SOURCES) $(rwarray_la_SOURCES) \
- $(testext_la_SOURCES) $(time_la_SOURCES)
+ $(fork_la_SOURCES) $(inplace_la_SOURCES) $(intdiv_la_SOURCES) \
+ $(ordchr_la_SOURCES) $(readdir_la_SOURCES) \
+ $(readdir_test_la_SOURCES) $(readfile_la_SOURCES) \
+ $(revoutput_la_SOURCES) $(revtwoway_la_SOURCES) \
+ $(rwarray_la_SOURCES) $(testext_la_SOURCES) $(time_la_SOURCES)
RECURSIVE_TARGETS = all-recursive check-recursive cscopelist-recursive \
ctags-recursive dvi-recursive html-recursive info-recursive \
install-data-recursive install-dvi-recursive \
@@ -422,6 +428,7 @@ INSTALL_SCRIPT = @INSTALL_SCRIPT@
INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
LD = @LD@
LDFLAGS = @LDFLAGS@
+LIBMPFR = @LIBMPFR@
LIBOBJS = @LIBOBJS@
LIBS = @LIBS@
LIBTOOL = @LIBTOOL@
@@ -520,6 +527,7 @@ pkgextension_LTLIBRARIES = \
fnmatch.la \
fork.la \
inplace.la \
+ intdiv.la \
ordchr.la \
readdir.la \
readfile.la \
@@ -549,6 +557,9 @@ fork_la_LIBADD = $(MY_LIBS)
inplace_la_SOURCES = inplace.c
inplace_la_LDFLAGS = $(MY_MODULE_FLAGS)
inplace_la_LIBADD = $(MY_LIBS)
+intdiv_la_SOURCES = intdiv.c
+intdiv_la_LDFLAGS = $(MY_MODULE_FLAGS)
+intdiv_la_LIBADD = $(MY_LIBS)
ordchr_la_SOURCES = ordchr.c
ordchr_la_LDFLAGS = $(MY_MODULE_FLAGS)
ordchr_la_LIBADD = $(MY_LIBS)
@@ -713,6 +724,9 @@ fork.la: $(fork_la_OBJECTS) $(fork_la_DEPENDENCIES) $(EXTRA_fork_la_DEPENDENCIES
inplace.la: $(inplace_la_OBJECTS) $(inplace_la_DEPENDENCIES) $(EXTRA_inplace_la_DEPENDENCIES)
$(AM_V_CCLD)$(inplace_la_LINK) -rpath $(pkgextensiondir) $(inplace_la_OBJECTS) $(inplace_la_LIBADD) $(LIBS)
+intdiv.la: $(intdiv_la_OBJECTS) $(intdiv_la_DEPENDENCIES) $(EXTRA_intdiv_la_DEPENDENCIES)
+ $(AM_V_CCLD)$(intdiv_la_LINK) -rpath $(pkgextensiondir) $(intdiv_la_OBJECTS) $(intdiv_la_LIBADD) $(LIBS)
+
ordchr.la: $(ordchr_la_OBJECTS) $(ordchr_la_DEPENDENCIES) $(EXTRA_ordchr_la_DEPENDENCIES)
$(AM_V_CCLD)$(ordchr_la_LINK) -rpath $(pkgextensiondir) $(ordchr_la_OBJECTS) $(ordchr_la_LIBADD) $(LIBS)
@@ -751,6 +765,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/fork.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gawkfts.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/inplace.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/intdiv.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ordchr.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/readdir.Plo@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/readdir_test.Plo@am__quote@
diff --git a/extension/aclocal.m4 b/extension/aclocal.m4
index 5665d48e..1e7a343c 100644
--- a/extension/aclocal.m4
+++ b/extension/aclocal.m4
@@ -1211,6 +1211,7 @@ AC_SUBST([am__untar])
]) # _AM_PROG_TAR
m4_include([../m4/arch.m4])
+m4_include([../m4/mpfr.m4])
m4_include([m4/dirfd.m4])
m4_include([m4/libtool.m4])
m4_include([m4/ltoptions.m4])
diff --git a/extension/configh.in b/extension/configh.in
index d3a226a5..9d3d9919 100644
--- a/extension/configh.in
+++ b/extension/configh.in
@@ -27,6 +27,9 @@
/* Define to 1 if you have the `fdopendir' function. */
#undef HAVE_FDOPENDIR
+/* Define to 1 if you have the `fmod' function. */
+#undef HAVE_FMOD
+
/* Define to 1 if you have the `fnmatch' function. */
#undef HAVE_FNMATCH
@@ -51,6 +54,9 @@
/* Define to 1 if you have the <memory.h> header file. */
#undef HAVE_MEMORY_H
+/* Define to 1 if you have fully functional mpfr and gmp libraries. */
+#undef HAVE_MPFR
+
/* Define to 1 if you have the `nanosleep' function. */
#undef HAVE_NANOSLEEP
diff --git a/extension/configure b/extension/configure
index 40601550..7ae66543 100755
--- a/extension/configure
+++ b/extension/configure
@@ -635,6 +635,7 @@ ac_subst_vars='am__EXEEXT_FALSE
am__EXEEXT_TRUE
LTLIBOBJS
LIBOBJS
+LIBMPFR
pkgextensiondir
LT_SYS_LIBRARY_PATH
OTOOL64
@@ -763,6 +764,7 @@ with_aix_soname
with_gnu_ld
with_sysroot
enable_libtool_lock
+with_mpfr
'
ac_precious_vars='build_alias
host_alias
@@ -1416,6 +1418,7 @@ Optional Packages:
--with-gnu-ld assume the C compiler uses GNU ld [default=no]
--with-sysroot[=DIR] Search for dependent libraries within DIR (or the
compiler's sysroot if not specified).
+ --with-mpfr=DIR look for the mpfr and gmp libraries in DIR
Some influential environment variables:
CC C compiler command
@@ -12859,8 +12862,89 @@ $as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
fi
-for ac_func in fdopendir fnmatch gettimeofday \
- getdtablesize nanosleep select statvfs GetSystemTimeAsFileTime
+case `uname -m` in
+*'Power Macintosh'*)
+ : ;;
+*)
+
+
+# Check whether --with-mpfr was given.
+if test "${with_mpfr+set}" = set; then :
+ withval=$with_mpfr; _do_mpfr=$withval
+else
+ _do_mpfr=yes
+fi
+
+
+ if test "$_do_mpfr" != "no" ; then
+ if test -d "$withval" ; then
+ CPPFLAGS="${CPPFLAGS} -I$withval/include"
+ LDFLAGS="${LDFLAGS} -L$withval/lib"
+ fi
+
+ _mpfr_save_libs=$LIBS
+ _combo="-lmpfr -lgmp"
+ LIBS="$LIBS $_combo"
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mpfr via \"$_combo\" is present and usable" >&5
+$as_echo_n "checking whether mpfr via \"$_combo\" is present and usable... " >&6; }
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+#include <stdio.h>
+#include <mpfr.h>
+#include <gmp.h>
+
+int
+main ()
+{
+
+mpfr_t p;
+mpz_t z;
+mpfr_init(p);
+mpz_init(z);
+mpfr_printf("%Rf%Zd", p, z);
+mpfr_clear(p);
+mpz_clear(z);
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ _found_mpfr=yes
+else
+ _found_mpfr=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $_found_mpfr" >&5
+$as_echo "$_found_mpfr" >&6; }
+
+ LIBS=$_mpfr_save_libs
+
+ if test $_found_mpfr = yes ; then
+
+$as_echo "#define HAVE_MPFR 1" >>confdefs.h
+
+ LIBMPFR=$_combo
+
+ break
+ fi
+
+ unset _mpfr_save_libs
+ unset _combo
+ unset _found_mpfr
+ fi
+
+ ;;
+esac
+
+for ac_func in fdopendir fmod fnmatch getdtablesize \
+ gettimeofday nanosleep select statvfs GetSystemTimeAsFileTime
do :
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
diff --git a/extension/configure.ac b/extension/configure.ac
index b5b27d03..bde6e3d3 100644
--- a/extension/configure.ac
+++ b/extension/configure.ac
@@ -69,8 +69,17 @@ AC_HEADER_DIRENT
AC_HEADER_MAJOR
AC_HEADER_TIME
-AC_CHECK_FUNCS(fdopendir fnmatch gettimeofday \
- getdtablesize nanosleep select statvfs GetSystemTimeAsFileTime)
+dnl check for mpfr support
+case `uname -m` in
+*'Power Macintosh'*)
+ : ;;
+*)
+ GNUPG_CHECK_MPFR
+ ;;
+esac
+
+AC_CHECK_FUNCS(fdopendir fmod fnmatch getdtablesize \
+ gettimeofday nanosleep select statvfs GetSystemTimeAsFileTime)
GAWK_FUNC_DIRFD
GAWK_PREREQ_DIRFD
diff --git a/extension/intdiv.c b/extension/intdiv.c
new file mode 100644
index 00000000..77b4290b
--- /dev/null
+++ b/extension/intdiv.c
@@ -0,0 +1,215 @@
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <math.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include "gawkapi.h"
+
+#ifdef HAVE_MPFR
+#include <gmp.h>
+#include <mpfr.h>
+#endif
+
+#include "gettext.h"
+#define _(msgid) gettext(msgid)
+#define N_(msgid) msgid
+
+static const gawk_api_t *api; /* for convenience macros to work */
+static awk_ext_id_t *ext_id;
+static const char *ext_version = "intdiv extension: version 1.0";
+
+int plugin_is_GPL_compatible;
+
+/* double_to_int --- get the integer part of a double */
+
+static double
+double_to_int(double d)
+{
+ if (d >= 0)
+ d = floor(d);
+ else
+ d = ceil(d);
+ return d;
+}
+
+/* array_set_number --- set an array element to a numeric value */
+
+static void
+array_set_number(awk_array_t array, const char *sub, size_t sublen, double num)
+{
+ awk_value_t index, tmp;
+
+ set_array_element(array, make_const_string(sub, sublen, & index), make_number(num, & tmp));
+}
+
+#ifdef HAVE_MPFR
+
+/* mpz_conv --- convert an awk_value_t to an MPZ value */
+
+static mpz_ptr
+mpz_conv(const awk_value_t *arg, mpz_ptr tmp)
+{
+ switch (arg->num_type) {
+ case AWK_NUMBER_TYPE_MPZ:
+ return arg->num_ptr;
+ case AWK_NUMBER_TYPE_MPFR:
+ if (! mpfr_number_p(arg->num_ptr))
+ return NULL;
+ mpz_init(tmp);
+ mpfr_get_z(tmp, arg->num_ptr, MPFR_RNDZ);
+ return tmp;
+ case AWK_NUMBER_TYPE_DOUBLE: /* can this happen? */
+ mpz_init(tmp);
+ mpz_set_d(tmp, double_to_int(arg->num_value));
+ return tmp;
+ default: /* should never happen */
+ fatal(ext_id, _("intdiv: invalid numeric type `%d'"), arg->num_type);
+ return NULL;
+ }
+}
+
+/* array_set_mpz --- set an array element to an MPZ value */
+
+static void
+array_set_mpz(awk_array_t array, const char *sub, size_t sublen, mpz_ptr num)
+{
+ awk_value_t index, tmp;
+
+ set_array_element(array, make_const_string(sub, sublen, & index), make_number_mpz(num, & tmp));
+}
+
+#endif
+
+/* do_intdiv --- do integer division, return quotient and remainder in dest array */
+
+/*
+ * We define the semantics as:
+ * numerator = int(numerator)
+ * denominator = int(denonmator)
+ * quotient = int(numerator / denomator)
+ * remainder = int(numerator % denomator)
+ */
+
+static awk_value_t *
+do_intdiv(int nargs, awk_value_t *result, struct awk_ext_func *unused)
+{
+ awk_value_t nv, dv, array_param;
+ awk_array_t array;
+
+ if (! get_argument(0, AWK_NUMBER, & nv)) {
+ warning(ext_id, _("intdiv: first argument must be numeric"));
+ return make_number(-1, result);
+ }
+ if (! get_argument(1, AWK_NUMBER, & dv)) {
+ warning(ext_id, _("intdiv: second argument must be numeric"));
+ return make_number(-1, result);
+ }
+ if (! get_argument(2, AWK_ARRAY, & array_param)) {
+ warning(ext_id, _("intdiv: third argument must be an array"));
+ return make_number(-1, result);
+ }
+ array = array_param.array_cookie;
+ clear_array(array);
+
+#ifdef HAVE_MPFR
+ if (nv.num_type == AWK_NUMBER_TYPE_DOUBLE && dv.num_type == AWK_NUMBER_TYPE_DOUBLE) {
+#endif
+ /* regular precision */
+ double num, denom, quotient, remainder;
+
+ num = double_to_int(nv.num_value);
+ denom = double_to_int(dv.num_value);
+
+ if (denom == 0.0) {
+ warning(ext_id, _("intdiv: division by zero attempted"));
+ return make_number(-1, result);
+ }
+
+ quotient = double_to_int(num / denom);
+#ifdef HAVE_FMOD
+ remainder = fmod(num, denom);
+#else /* ! HAVE_FMOD */
+ (void) modf(num / denom, & remainder);
+ remainder = num - remainder * denom;
+#endif /* ! HAVE_FMOD */
+ remainder = double_to_int(remainder);
+
+ array_set_number(array, "quotient", 8, quotient);
+ array_set_number(array, "remainder", 9, remainder);
+#ifdef HAVE_MPFR
+ } else {
+ /* extended precision */
+ mpz_ptr numer, denom;
+ mpz_t numer_tmp, denom_tmp;
+ mpz_ptr quotient, remainder;
+
+ /* convert numerator and denominator to integer */
+ if (!(numer = mpz_conv(&nv, numer_tmp))) {
+ warning(ext_id, _("intdiv: numerator is not finite"));
+ return make_number(-1, result);
+ }
+ if (!(denom = mpz_conv(&dv, denom_tmp))) {
+ warning(ext_id, _("intdiv: denominator is not finite"));
+ if (numer == numer_tmp)
+ mpz_clear(numer);
+ return make_number(-1, result);
+ }
+ if (mpz_sgn(denom) == 0) {
+ warning(ext_id, _("intdiv: division by zero attempted"));
+ if (numer == numer_tmp)
+ mpz_clear(numer);
+ if (denom == denom_tmp)
+ mpz_clear(denom);
+ return make_number(-1, result);
+ }
+
+ /* ask gawk to allocate return values for us */
+ quotient = get_mpz_ptr();
+ remainder = get_mpz_ptr();
+
+ /* do the division */
+ mpz_tdiv_qr(quotient, remainder, numer, denom);
+
+ array_set_mpz(array, "quotient", 8, quotient);
+ array_set_mpz(array, "remainder", 9, remainder);
+
+ /* release temporary variables */
+ if (numer == numer_tmp)
+ mpz_clear(numer);
+ if (denom == denom_tmp)
+ mpz_clear(denom);
+ }
+#endif
+
+ return make_number(0, result);
+}
+
+static awk_ext_func_t func_table[] = {
+ { "intdiv", do_intdiv, 3, 3, awk_false, NULL },
+};
+
+/* init_intdiv --- initialization routine */
+
+static awk_bool_t
+init_intdiv(void)
+{
+#ifdef HAVE_MPFR
+ check_mpfr_version(intdiv)
+#endif
+ return awk_true;
+}
+
+static awk_bool_t (*init_func)(void) = init_intdiv;
+
+/* define the dl_load function using the boilerplate macro */
+
+dl_load_func(func_table, intdiv, "")