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-rwxr-xr-x.github/workflows/posix-deps-apt.sh1
-rw-r--r--Doc/using/configure.rst11
-rw-r--r--Doc/whatsnew/3.13.rst5
-rw-r--r--Misc/NEWS.d/next/Build/2024-05-06-00-39-06.gh-issue-115119.LT27pF.rst2
-rwxr-xr-xconfigure84
-rw-r--r--configure.ac33
6 files changed, 116 insertions, 20 deletions
diff --git a/.github/workflows/posix-deps-apt.sh b/.github/workflows/posix-deps-apt.sh
index 0800401..fb485bd 100755
--- a/.github/workflows/posix-deps-apt.sh
+++ b/.github/workflows/posix-deps-apt.sh
@@ -15,6 +15,7 @@ apt-get -yq install \
libgdbm-dev \
libgdbm-compat-dev \
liblzma-dev \
+ libmpdec-dev \
libncurses5-dev \
libreadline6-dev \
libsqlite3-dev \
diff --git a/Doc/using/configure.rst b/Doc/using/configure.rst
index e662c0d..d30356d 100644
--- a/Doc/using/configure.rst
+++ b/Doc/using/configure.rst
@@ -804,11 +804,18 @@ Libraries options
.. option:: --with-system-libmpdec
- Build the ``_decimal`` extension module using an installed ``mpdec``
- library, see the :mod:`decimal` module (default is no).
+ Build the ``_decimal`` extension module using an installed ``mpdecimal``
+ library, see the :mod:`decimal` module (default is yes).
.. versionadded:: 3.3
+ .. versionchanged:: 3.13
+ Default to using the installed ``mpdecimal`` library.
+
+ .. deprecated-removed:: 3.13 3.15
+ A copy of the ``mpdecimal`` library sources will no longer be distributed
+ with Python 3.15.
+
.. seealso:: :option:`LIBMPDEC_CFLAGS` and :option:`LIBMPDEC_LIBS`.
.. option:: --with-readline=readline|editline
diff --git a/Doc/whatsnew/3.13.rst b/Doc/whatsnew/3.13.rst
index d573d81..43934ba 100644
--- a/Doc/whatsnew/3.13.rst
+++ b/Doc/whatsnew/3.13.rst
@@ -1807,6 +1807,10 @@ Changes in the Python API
Build Changes
=============
+* The :file:`configure` option :option:`--with-system-libmpdec` now defaults
+ to ``yes``. The bundled copy of ``libmpdecimal`` will be removed in Python
+ 3.15.
+
* Autoconf 2.71 and aclocal 1.16.4 are now required to regenerate
the :file:`configure` script.
(Contributed by Christian Heimes in :gh:`89886`.)
@@ -2336,6 +2340,7 @@ Pending Removal in Python 3.14
Pending Removal in Python 3.15
------------------------------
+* The bundled copy of ``libmpdecimal``.
* :c:func:`PyImport_ImportModuleNoBlock`: use :c:func:`PyImport_ImportModule`.
* :c:func:`PyWeakref_GET_OBJECT`: use :c:func:`PyWeakref_GetRef` instead.
* :c:func:`PyWeakref_GetObject`: use :c:func:`PyWeakref_GetRef` instead.
diff --git a/Misc/NEWS.d/next/Build/2024-05-06-00-39-06.gh-issue-115119.LT27pF.rst b/Misc/NEWS.d/next/Build/2024-05-06-00-39-06.gh-issue-115119.LT27pF.rst
new file mode 100644
index 0000000..a3e2538
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2024-05-06-00-39-06.gh-issue-115119.LT27pF.rst
@@ -0,0 +1,2 @@
+The :file:`configure` option :option:`--with-system-libmpdec` now defaults to ``yes``.
+The bundled copy of ``libmpdecimal`` will be removed in Python 3.15.
diff --git a/configure b/configure
index 0cd1371..de426e6 100755
--- a/configure
+++ b/configure
@@ -1892,8 +1892,9 @@ Optional Packages:
--with-libs='lib1 ...' link against additional libs (default is no)
--with-system-expat build pyexpat module using an installed expat
library, see Doc/library/pyexpat.rst (default is no)
- --with-system-libmpdec build _decimal module using an installed libmpdec
- library, see Doc/library/decimal.rst (default is no)
+ --with-system-libmpdec build _decimal module using an installed mpdecimal
+ library, see Doc/library/decimal.rst (default is
+ yes)
--with-decimal-contextvar
build _decimal module using a coroutine-local rather
than a thread-local context (default is yes)
@@ -14611,7 +14612,7 @@ if test ${with_system_libmpdec+y}
then :
withval=$with_system_libmpdec;
else $as_nop
- with_system_libmpdec="no"
+ with_system_libmpdec="yes"
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_system_libmpdec" >&5
@@ -14621,19 +14622,19 @@ if test "x$with_system_libmpdec" = xyes
then :
pkg_failed=no
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libmpdec" >&5
-printf %s "checking for libmpdec... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libmpdec >= 2.5.0" >&5
+printf %s "checking for libmpdec >= 2.5.0... " >&6; }
if test -n "$LIBMPDEC_CFLAGS"; then
pkg_cv_LIBMPDEC_CFLAGS="$LIBMPDEC_CFLAGS"
elif test -n "$PKG_CONFIG"; then
if test -n "$PKG_CONFIG" && \
- { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libmpdec\""; } >&5
- ($PKG_CONFIG --exists --print-errors "libmpdec") 2>&5
+ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libmpdec >= 2.5.0\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "libmpdec >= 2.5.0") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; then
- pkg_cv_LIBMPDEC_CFLAGS=`$PKG_CONFIG --cflags "libmpdec" 2>/dev/null`
+ pkg_cv_LIBMPDEC_CFLAGS=`$PKG_CONFIG --cflags "libmpdec >= 2.5.0" 2>/dev/null`
test "x$?" != "x0" && pkg_failed=yes
else
pkg_failed=yes
@@ -14645,12 +14646,12 @@ if test -n "$LIBMPDEC_LIBS"; then
pkg_cv_LIBMPDEC_LIBS="$LIBMPDEC_LIBS"
elif test -n "$PKG_CONFIG"; then
if test -n "$PKG_CONFIG" && \
- { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libmpdec\""; } >&5
- ($PKG_CONFIG --exists --print-errors "libmpdec") 2>&5
+ { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libmpdec >= 2.5.0\""; } >&5
+ ($PKG_CONFIG --exists --print-errors "libmpdec >= 2.5.0") 2>&5
ac_status=$?
printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; then
- pkg_cv_LIBMPDEC_LIBS=`$PKG_CONFIG --libs "libmpdec" 2>/dev/null`
+ pkg_cv_LIBMPDEC_LIBS=`$PKG_CONFIG --libs "libmpdec >= 2.5.0" 2>/dev/null`
test "x$?" != "x0" && pkg_failed=yes
else
pkg_failed=yes
@@ -14671,9 +14672,9 @@ else
_pkg_short_errors_supported=no
fi
if test $_pkg_short_errors_supported = yes; then
- LIBMPDEC_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libmpdec" 2>&1`
+ LIBMPDEC_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "libmpdec >= 2.5.0" 2>&1`
else
- LIBMPDEC_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libmpdec" 2>&1`
+ LIBMPDEC_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "libmpdec >= 2.5.0" 2>&1`
fi
# Put the nasty error message in config.log where it belongs
echo "$LIBMPDEC_PKG_ERRORS" >&5
@@ -14700,6 +14701,61 @@ else $as_nop
LIBMPDEC_INTERNAL="\$(LIBMPDEC_HEADERS) \$(LIBMPDEC_A)"
fi
+if test "x$with_system_libmpdec" = xyes
+then :
+ save_CFLAGS=$CFLAGS
+save_CPPFLAGS=$CPPFLAGS
+save_LDFLAGS=$LDFLAGS
+save_LIBS=$LIBS
+
+
+ CPPFLAGS="$LIBMPDEC_CFLAGS $CPPFLAGS"
+ LIBS="$LIBMPDEC_LIBS $LIBS"
+
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+
+ #include <mpdecimal.h>
+ #if MPD_VERSION_HEX < 0x02050000
+ # error "mpdecimal 2.5.0 or higher required"
+ #endif
+
+int
+main (void)
+{
+const char *x = mpd_version();
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+ have_mpdec=yes
+else $as_nop
+ have_mpdec=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+ conftest$ac_exeext conftest.$ac_ext
+
+CFLAGS=$save_CFLAGS
+CPPFLAGS=$save_CPPFLAGS
+LDFLAGS=$save_LDFLAGS
+LIBS=$save_LIBS
+
+
+else $as_nop
+ have_mpdec=yes
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: the bundled copy of libmpdecimal is scheduled for removal in Python 3.15; consider using a system installed mpdecimal library." >&5
+printf "%s\n" "$as_me: WARNING: the bundled copy of libmpdecimal is scheduled for removal in Python 3.15; consider using a system installed mpdecimal library." >&2;}
+fi
+
+if test "$with_system_libmpdec" = "yes" && test "$have_mpdec" = "no"
+then :
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: no system libmpdecimal found; unable to build _decimal" >&5
+printf "%s\n" "$as_me: WARNING: no system libmpdecimal found; unable to build _decimal" >&2;}
+fi
+
# Disable forced inlining in debug builds, see GH-94847
if test "x$with_pydebug" = xyes
then :
@@ -30426,7 +30482,7 @@ then :
if true
then :
- if true
+ if test "$have_mpdec" = "yes"
then :
py_cv_module__decimal=yes
else $as_nop
diff --git a/configure.ac b/configure.ac
index ae59451..8eb9676 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3974,16 +3974,16 @@ AC_ARG_WITH(
[system_libmpdec],
[AS_HELP_STRING(
[--with-system-libmpdec],
- [build _decimal module using an installed libmpdec library, see Doc/library/decimal.rst (default is no)]
+ [build _decimal module using an installed mpdecimal library, see Doc/library/decimal.rst (default is yes)]
)],
[],
- [with_system_libmpdec="no"])
+ [with_system_libmpdec="yes"])
AC_MSG_RESULT([$with_system_libmpdec])
AS_VAR_IF(
[with_system_libmpdec], [yes],
[PKG_CHECK_MODULES(
- [LIBMPDEC], [libmpdec], [],
+ [LIBMPDEC], [libmpdec >= 2.5.0], [],
[LIBMPDEC_CFLAGS=${LIBMPDEC_CFLAGS-""}
LIBMPDEC_LIBS=${LIBMPDEC_LIBS-"-lmpdec -lm"}
LIBMPDEC_INTERNAL=])],
@@ -3991,6 +3991,29 @@ AS_VAR_IF(
LIBMPDEC_LIBS="-lm \$(LIBMPDEC_A)"
LIBMPDEC_INTERNAL="\$(LIBMPDEC_HEADERS) \$(LIBMPDEC_A)"])
+AS_VAR_IF([with_system_libmpdec], [yes],
+ [WITH_SAVE_ENV([
+ CPPFLAGS="$LIBMPDEC_CFLAGS $CPPFLAGS"
+ LIBS="$LIBMPDEC_LIBS $LIBS"
+
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+ #include <mpdecimal.h>
+ #if MPD_VERSION_HEX < 0x02050000
+ # error "mpdecimal 2.5.0 or higher required"
+ #endif
+ ], [const char *x = mpd_version();])],
+ [have_mpdec=yes],
+ [have_mpdec=no])
+ ])],
+ [AS_VAR_SET([have_mpdec], [yes])
+ AC_MSG_WARN([m4_normalize([
+ the bundled copy of libmpdecimal is scheduled for removal in Python 3.15;
+ consider using a system installed mpdecimal library.])])])
+
+AS_IF([test "$with_system_libmpdec" = "yes" && test "$have_mpdec" = "no"],
+ [AC_MSG_WARN([no system libmpdecimal found; unable to build _decimal])])
+
# Disable forced inlining in debug builds, see GH-94847
AS_VAR_IF(
[with_pydebug], [yes],
@@ -7668,7 +7691,9 @@ PY_STDLIB_MOD([_curses_panel],
[], [test "$have_panel" != "no"],
[$PANEL_CFLAGS $CURSES_CFLAGS], [$PANEL_LIBS $CURSES_LIBS]
)
-PY_STDLIB_MOD([_decimal], [], [], [$LIBMPDEC_CFLAGS], [$LIBMPDEC_LIBS])
+PY_STDLIB_MOD([_decimal],
+ [], [test "$have_mpdec" = "yes"],
+ [$LIBMPDEC_CFLAGS], [$LIBMPDEC_LIBS])
PY_STDLIB_MOD([_dbm],
[test -n "$with_dbmliborder"], [test "$have_dbm" != "no"],
[$DBM_CFLAGS], [$DBM_LIBS])