diff options
Diffstat (limited to '0003-build-add-with-nt-threads-and-make-it-default-on-min.patch')
-rw-r--r-- | 0003-build-add-with-nt-threads-and-make-it-default-on-min.patch | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/0003-build-add-with-nt-threads-and-make-it-default-on-min.patch b/0003-build-add-with-nt-threads-and-make-it-default-on-min.patch new file mode 100644 index 000000000000..5071799b7612 --- /dev/null +++ b/0003-build-add-with-nt-threads-and-make-it-default-on-min.patch @@ -0,0 +1,289 @@ +From 80666900d875a95b06f1baf7f9c57a38e4831764 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=D0=90=D0=BB=D0=B5=D0=BA=D1=81=D0=B5=D0=B9?= + <alexey.pawlow@gmail.com> +Date: Thu, 17 Jun 2021 18:51:12 +0530 +Subject: [PATCH 003/N] build: add --with-nt-threads and make it default on + mingw +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Co-authored-by: Алексей <alexey.pawlow@gmail.com> +Co-authored-by: Christoph Reiter <reiter.christoph@gmail.com> +--- + Include/internal/pycore_condvar.h | 10 ++ + Include/pythread.h | 6 ++ + Modules/_multiprocessing/multiprocessing.h | 3 + + configure.ac | 101 ++++++++++++++++++++- + pyconfig.h.in | 3 + + 5 files changed, 121 insertions(+), 2 deletions(-) + +diff --git a/Include/internal/pycore_condvar.h b/Include/internal/pycore_condvar.h +index 8b89d70..dd98245 100644 +--- a/Include/internal/pycore_condvar.h ++++ b/Include/internal/pycore_condvar.h +@@ -5,6 +5,12 @@ + # error "this header requires Py_BUILD_CORE define" + #endif + ++#ifdef __MINGW32__ ++# if !defined(HAVE_PTHREAD_H) || defined(NT_THREADS) ++# undef _POSIX_THREADS ++# endif ++#endif ++ + #ifndef _POSIX_THREADS + /* This means pthreads are not implemented in libc headers, hence the macro + not present in unistd.h. But they still can be implemented as an external +@@ -37,6 +43,10 @@ + /* include windows if it hasn't been done before */ + #define WIN32_LEAN_AND_MEAN + #include <windows.h> ++/* winpthreads are involved via windows header, so need undef _POSIX_THREADS after header include */ ++#if defined(_POSIX_THREADS) ++#undef _POSIX_THREADS ++#endif + + /* options */ + /* non-emulated condition variables are provided for those that want +diff --git a/Include/pythread.h b/Include/pythread.h +index bb9d864..f1e52c6 100644 +--- a/Include/pythread.h ++++ b/Include/pythread.h +@@ -8,6 +8,12 @@ typedef void *PyThread_type_lock; + extern "C" { + #endif + ++#ifdef __MINGW32__ ++# if !defined(HAVE_PTHREAD_H) || defined(NT_THREADS) ++# undef _POSIX_THREADS ++# endif ++#endif ++ + /* Return status codes for Python lock acquisition. Chosen for maximum + * backwards compatibility, ie failure -> 0, success -> 1. */ + typedef enum PyLockStatus { +diff --git a/Modules/_multiprocessing/multiprocessing.h b/Modules/_multiprocessing/multiprocessing.h +index fe78135..344b76e 100644 +--- a/Modules/_multiprocessing/multiprocessing.h ++++ b/Modules/_multiprocessing/multiprocessing.h +@@ -21,6 +21,9 @@ + # endif + # define SEM_HANDLE HANDLE + # define SEM_VALUE_MAX LONG_MAX ++# if defined(HAVE_SEM_OPEN) && defined(_POSIX_THREADS) ++# include <semaphore.h> ++# endif + #else + # include <fcntl.h> /* O_CREAT and O_EXCL */ + # if defined(HAVE_SEM_OPEN) && !defined(POSIX_SEMAPHORES_NOT_ENABLED) +diff --git a/configure.ac b/configure.ac +index 6ae56e1..d5766cf 100644 +--- a/configure.ac ++++ b/configure.ac +@@ -2040,6 +2040,53 @@ then + BASECFLAGS="$BASECFLAGS $ac_arch_flags" + fi + ++dnl NOTE: ++dnl - GCC 4.4+ for mingw* require and use posix threads(pthreads-w32) ++dnl - Host may contain installed pthreads-w32. ++dnl - On windows platform only NT-thread model is supported. ++dnl To avoid miss detection scipt first will check for NT-thread model ++dnl and if is not found will try to detect build options for pthread ++dnl model. Autodetection could be overiden if variable with_nt_threads ++dnl is set in "Site Configuration" (see autoconf manual). ++dnl If NT-thread model is enabled script skips some checks that ++dnl impact build process. When a new functionality is added, developers ++dnl are responsible to update configure script to avoid thread models ++dnl to be mixed. ++ ++AC_MSG_CHECKING([for --with-nt-threads]) ++AC_ARG_WITH(nt-threads, ++ AS_HELP_STRING([--with-nt-threads], [build with windows threads (default is system-dependent)]), ++[ ++ case $withval in ++ no) with_nt_threads=no;; ++ yes) with_nt_threads=yes;; ++ *) with_nt_threads=yes;; ++ esac ++], [ ++ case $host in ++ *-*-mingw*) with_nt_threads=yes;; ++ *) with_nt_threads=no;; ++ esac ++]) ++AC_MSG_RESULT([$with_nt_threads]) ++ ++if test $with_nt_threads = yes ; then ++AC_MSG_CHECKING([whether linking with nt-threads work]) ++AC_LINK_IFELSE([ ++ AC_LANG_PROGRAM([[]],[[_beginthread(0, 0, 0);]]) ++ ], ++ [AC_MSG_RESULT([yes])], ++ [AC_MSG_ERROR([failed to link with nt-threads])]) ++fi ++ ++if test $with_nt_threads = yes ; then ++ dnl temporary default flag to avoid additional pthread checks ++ dnl and initilize other ac..thread flags to no ++ ac_cv_pthread_is_default=no ++ ac_cv_kthread=no ++ ac_cv_pthread=no ++ dnl ac_cv_kpthread is set to no if default is yes (see below) ++else + # On some compilers, pthreads are available without further options + # (e.g. MacOS X). On some of these systems, the compiler will not + # complain if unaccepted options are passed (e.g. gcc on Mac OS X). +@@ -2158,6 +2205,8 @@ CC="$ac_save_cc"]) + AC_MSG_RESULT($ac_cv_pthread) + fi + ++fi ++ + # If we have set a CC compiler flag for thread support then + # check if it works for CXX, too. + ac_cv_cxx_thread=no +@@ -2178,6 +2227,10 @@ elif test "$ac_cv_pthread" = "yes" + then + CXX="$CXX -pthread" + ac_cv_cxx_thread=yes ++elif test $with_nt_threads = yes ++then ++ dnl set to always to skip extra pthread check below ++ ac_cv_cxx_thread=always + fi + + if test $ac_cv_cxx_thread = yes +@@ -2210,8 +2263,8 @@ dnl AC_MSG_RESULT($cpp_type) + AC_HEADER_STDC + AC_CHECK_HEADERS(asm/types.h crypt.h conio.h direct.h dlfcn.h errno.h \ + fcntl.h grp.h \ +-ieeefp.h io.h langinfo.h libintl.h process.h pthread.h \ +-sched.h shadow.h signal.h stropts.h termios.h \ ++ieeefp.h io.h langinfo.h libintl.h process.h \ ++shadow.h signal.h stropts.h termios.h \ + utime.h \ + poll.h sys/devpoll.h sys/epoll.h sys/poll.h \ + sys/audioio.h sys/xattr.h sys/bsdtty.h sys/event.h sys/file.h sys/ioctl.h \ +@@ -2225,6 +2278,14 @@ sys/endian.h sys/sysmacros.h linux/memfd.h linux/wait.h sys/memfd.h sys/mman.h) + AC_HEADER_DIRENT + AC_HEADER_MAJOR + ++# If using nt threads, don't look for pthread.h or thread.h ++if test "x$with_nt_threads" = xno ; then ++AC_HEADER_STDC ++AC_CHECK_HEADERS(pthread.h sched.h thread.h) ++AC_HEADER_DIRENT ++AC_HEADER_MAJOR ++fi ++ + # bluetooth/bluetooth.h has been known to not compile with -std=c99. + # http://permalink.gmane.org/gmane.linux.bluez.kernel/22294 + SAVE_CFLAGS=$CFLAGS +@@ -2422,6 +2483,10 @@ fi + + AC_MSG_CHECKING(for pthread_t) + have_pthread_t=no ++if test $with_nt_threads = yes ; then ++ dnl skip check for pthread_t if NT-thread model is enabled ++ have_pthread_t=skip ++else + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[#include <pthread.h>]], [[pthread_t x; x = *(pthread_t*)0;]]) + ],[have_pthread_t=yes],[]) +@@ -2452,6 +2517,7 @@ if test "$ac_cv_sizeof_pthread_key_t" -eq "$ac_cv_sizeof_int" ; then + else + AC_MSG_RESULT(no) + fi ++fi + CC="$ac_save_cc" + + AC_SUBST(OTHER_LIBTOOL_OPT) +@@ -2897,10 +2963,15 @@ void *x = uuid_enc_be + [AC_MSG_RESULT(no)] + ) + ++if test $with_nt_threads = yes ; then ++ dnl do not search for sem_init if NT-thread model is enabled ++ : ++else + # 'Real Time' functions on Solaris + # posix4 on Solaris 2.6 + # pthread (first!) on Linux + AC_SEARCH_LIBS(sem_init, pthread rt posix4) ++fi + + # check if we need libintl for locale functions + AC_CHECK_LIB(intl, textdomain, +@@ -3232,6 +3303,11 @@ then + CXX="$CXX -pthread" + fi + posix_threads=yes ++elif test $with_nt_threads = yes ++then ++ posix_threads=no ++ AC_DEFINE(NT_THREADS, 1, ++ [Define to 1 if you want to use native NT threads]) + else + if test ! -z "$withval" -a -d "$withval" + then LDFLAGS="$LDFLAGS -L$withval" +@@ -3692,6 +3768,15 @@ else + fi + + # checks for library functions ++if test $with_nt_threads = yes ; then ++ dnl GCC(mingw) 4.4+ require and use posix threads(pthreads-w32) ++ dnl and host may contain installed pthreads-w32. ++ dnl Skip checks for some functions declared in pthreads-w32 if ++ dnl NT-thread model is enabled. ++ ac_cv_func_pthread_kill=skip ++ ac_cv_func_sem_open=skip ++ ac_cv_func_sched_setscheduler=skip ++fi + AC_CHECK_FUNCS(alarm accept4 setitimer getitimer bind_textdomain_codeset chown \ + clock confstr copy_file_range ctermid dup3 execv explicit_bzero explicit_memset \ + faccessat fchmod fchmodat fchown fchownat \ +@@ -4613,6 +4698,10 @@ AC_CHECK_DECLS([isinf, isnan, isfinite], [], [], [[#include <math.h>]]) + # the kernel module that provides POSIX semaphores + # isn't loaded by default, so an attempt to call + # sem_open results in a 'Signal 12' error. ++if test $with_nt_threads = yes ; then ++ dnl skip posix semaphores test if NT-thread model is enabled ++ ac_cv_posix_semaphores_enabled=no ++fi + AC_MSG_CHECKING(whether POSIX semaphores are enabled) + AC_CACHE_VAL(ac_cv_posix_semaphores_enabled, + AC_RUN_IFELSE([AC_LANG_SOURCE([[ +@@ -4646,6 +4735,14 @@ fi + + # Multiprocessing check for broken sem_getvalue + AC_MSG_CHECKING(for broken sem_getvalue) ++if test $with_nt_threads = yes ; then ++ dnl Skip test if NT-thread model is enabled. ++ dnl NOTE the test case below fail for pthreads-w32 as: ++ dnl - SEM_FAILED is not defined; ++ dnl - sem_open is a stub; ++ dnl - sem_getvalue work(!). ++ ac_cv_broken_sem_getvalue=skip ++fi + AC_CACHE_VAL(ac_cv_broken_sem_getvalue, + AC_RUN_IFELSE([AC_LANG_SOURCE([[ + #include <unistd.h> +diff --git a/pyconfig.h.in b/pyconfig.h.in +index 6358e56..5f63cae 100644 +--- a/pyconfig.h.in ++++ b/pyconfig.h.in +@@ -1359,6 +1359,9 @@ + /* Define if mvwdelch in curses.h is an expression. */ + #undef MVWDELCH_IS_EXPRESSION + ++/* Define to 1 if you want to use native NT threads */ ++#undef NT_THREADS ++ + /* Define to the address where bug reports for this package should be sent. */ + #undef PACKAGE_BUGREPORT + +-- +2.33.0 + |