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authorSimon Josefsson <simon@josefsson.org>2012-01-25 10:59:09 +0100
committerSimon Josefsson <simon@josefsson.org>2012-01-25 10:59:09 +0100
commit705f9b7e6cdf11d1b3d153360749bcee2cb6022d (patch)
treef53e74d6449e15f8e4e5e4f35f49246bf4135777 /gl
parent3f217dc6257a9ab6a862336fd5c8a1e44e109d7c (diff)
downloadgnutls-705f9b7e6cdf11d1b3d153360749bcee2cb6022d.tar.gz
Update gnulib files. Drop slow test-lock check.
Diffstat (limited to 'gl')
-rw-r--r--gl/Makefile.am2
-rw-r--r--gl/argp-pin.c1
-rw-r--r--gl/m4/gnulib-cache.m44
-rw-r--r--gl/m4/gnulib-comp.m414
-rw-r--r--gl/m4/thread.m418
-rw-r--r--gl/m4/yield.m419
-rw-r--r--gl/stdint.in.h11
-rw-r--r--gl/tests/Makefile.am31
-rw-r--r--gl/tests/glthread/thread.c232
-rw-r--r--gl/tests/glthread/thread.h401
-rw-r--r--gl/tests/glthread/yield.h122
-rw-r--r--gl/tests/test-accept.c2
-rw-r--r--gl/tests/test-bind.c2
-rw-r--r--gl/tests/test-connect.c2
-rw-r--r--gl/tests/test-getpeername.c2
-rw-r--r--gl/tests/test-isnand-nolibm.c1
-rw-r--r--gl/tests/test-listen.c2
-rw-r--r--gl/tests/test-lock.c601
-rw-r--r--gl/tests/test-recv.c2
-rw-r--r--gl/tests/test-recvfrom.c2
-rw-r--r--gl/tests/test-send.c2
-rw-r--r--gl/tests/test-sendto.c2
-rw-r--r--gl/tests/test-setsockopt.c2
-rw-r--r--gl/tests/test-shutdown.c2
-rw-r--r--gl/tests/test-thread_create.c78
-rw-r--r--gl/tests/test-thread_self.c34
26 files changed, 25 insertions, 1566 deletions
diff --git a/gl/Makefile.am b/gl/Makefile.am
index 05319f7b24..5607417f45 100644
--- a/gl/Makefile.am
+++ b/gl/Makefile.am
@@ -21,7 +21,7 @@
# the same distribution terms as the rest of that program.
#
# Generated by gnulib-tool.
-# Reproduce by: gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
+# Reproduce by: gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lock-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
AUTOMAKE_OPTIONS = 1.5 gnits
diff --git a/gl/argp-pin.c b/gl/argp-pin.c
index e50dad81a1..aab8160518 100644
--- a/gl/argp-pin.c
+++ b/gl/argp-pin.c
@@ -24,4 +24,3 @@ char *program_invocation_short_name = 0;
#ifndef HAVE_PROGRAM_INVOCATION_NAME
char *program_invocation_name = 0;
#endif
-
diff --git a/gl/m4/gnulib-cache.m4 b/gl/m4/gnulib-cache.m4
index 0bbd5a6ded..90b612adb0 100644
--- a/gl/m4/gnulib-cache.m4
+++ b/gl/m4/gnulib-cache.m4
@@ -27,7 +27,7 @@
# Specification in the form of a command-line invocation:
-# gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
+# gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lock-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
# Specification in the form of a few gnulib-tool.m4 macro invocations:
gl_LOCAL_DIR([gl/override])
@@ -95,7 +95,7 @@ gl_MODULES([
vsnprintf
warnings
])
-gl_AVOID([alignof-tests lseek-tests])
+gl_AVOID([alignof-tests lock-tests lseek-tests])
gl_SOURCE_BASE([gl])
gl_M4_BASE([gl/m4])
gl_PO_BASE([])
diff --git a/gl/m4/gnulib-comp.m4 b/gl/m4/gnulib-comp.m4
index c08041bac5..a0edea22f4 100644
--- a/gl/m4/gnulib-comp.m4
+++ b/gl/m4/gnulib-comp.m4
@@ -165,7 +165,6 @@ AC_DEFUN([gl_EARLY],
# Code from module listen:
# Code from module listen-tests:
# Code from module lock:
- # Code from module lock-tests:
# Code from module lseek:
# Code from module lstat:
# Code from module lstat-tests:
@@ -310,8 +309,6 @@ AC_DEFUN([gl_EARLY],
# Code from module sysexits-tests:
# Code from module test-framework-sh:
# Code from module test-framework-sh-tests:
- # Code from module thread:
- # Code from module thread-tests:
# Code from module threadlib:
gl_THREADLIB_EARLY
# Code from module time:
@@ -347,7 +344,6 @@ AC_DEFUN([gl_EARLY],
# Code from module wchar:
# Code from module wchar-tests:
# Code from module xsize:
- # Code from module yield:
])
# This macro should be invoked from ./configure.ac, in the section
@@ -996,7 +992,6 @@ gl_UNISTD_MODULE_INDICATOR([symlink])
gl_SYS_IOCTL_H
AC_PROG_MKDIR_P
AC_CHECK_FUNCS_ONCE([shutdown])
-gl_THREAD
gl_THREADLIB
gl_FUNC_UNSETENV
if test $HAVE_UNSETENV = 0 || test $REPLACE_UNSETENV = 1; then
@@ -1007,7 +1002,6 @@ gl_STDLIB_MODULE_INDICATOR([unsetenv])
gl_VALGRIND_TESTS
abs_aux_dir=`cd "$ac_aux_dir"; pwd`
AC_SUBST([abs_aux_dir])
-gl_YIELD
m4_popdef([gl_MODULE_INDICATOR_CONDITION])
m4_ifval(gltests_LIBSOURCES_LIST, [
m4_syscmd([test ! -d ]m4_defn([gltests_LIBSOURCES_DIR])[ ||
@@ -1442,7 +1436,6 @@ AC_DEFUN([gl_FILE_LIST], [
m4/sys_types_h.m4
m4/sys_uio_h.m4
m4/sysexits.m4
- m4/thread.m4
m4/threadlib.m4
m4/time_h.m4
m4/time_r.m4
@@ -1464,7 +1457,6 @@ AC_DEFUN([gl_FILE_LIST], [
m4/wchar_t.m4
m4/wint_t.m4
m4/xsize.m4
- m4/yield.m4
tests/infinity.h
tests/init.sh
tests/macros.h
@@ -1545,7 +1537,6 @@ AC_DEFUN([gl_FILE_LIST], [
tests/test-isnanl-nolibm.c
tests/test-isnanl.h
tests/test-listen.c
- tests/test-lock.c
tests/test-lstat.c
tests/test-lstat.h
tests/test-malloc-gnu.c
@@ -1611,8 +1602,6 @@ AC_DEFUN([gl_FILE_LIST], [
tests/test-sys_uio.c
tests/test-sys_wait.h
tests/test-sysexits.c
- tests/test-thread_create.c
- tests/test-thread_self.c
tests/test-time.c
tests/test-u64.c
tests/test-unistd.c
@@ -1641,10 +1630,7 @@ AC_DEFUN([gl_FILE_LIST], [
tests=lib/getpagesize.c
tests=lib/glthread/lock.c
tests=lib/glthread/lock.h
- tests=lib/glthread/thread.c
- tests=lib/glthread/thread.h
tests=lib/glthread/threadlib.c
- tests=lib/glthread/yield.h
tests=lib/ignore-value.h
tests=lib/inttypes.in.h
tests=lib/ioctl.c
diff --git a/gl/m4/thread.m4 b/gl/m4/thread.m4
deleted file mode 100644
index cd66c3e903..0000000000
--- a/gl/m4/thread.m4
+++ /dev/null
@@ -1,18 +0,0 @@
-# thread.m4 serial 2
-dnl Copyright (C) 2008-2012 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-AC_DEFUN([gl_THREAD],
-[
- AC_REQUIRE([gl_THREADLIB])
- AC_REQUIRE([AC_C_INLINE])
-
- if test $gl_threads_api = posix; then
- gl_save_LIBS="$LIBS"
- LIBS="$LIBS $LIBMULTITHREAD"
- AC_CHECK_FUNCS([pthread_atfork])
- LIBS="$gl_save_LIBS"
- fi
-])
diff --git a/gl/m4/yield.m4 b/gl/m4/yield.m4
deleted file mode 100644
index 94e69c47bf..0000000000
--- a/gl/m4/yield.m4
+++ /dev/null
@@ -1,19 +0,0 @@
-# yield.m4 serial 2
-dnl Copyright (C) 2005-2012 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-AC_DEFUN([gl_YIELD],
-[
- AC_REQUIRE([gl_THREADLIB])
- dnl On some systems, sched_yield is in librt, rather than in libpthread.
- YIELD_LIB=
- if test $gl_threads_api = posix; then
- dnl Solaris has sched_yield in librt, not in libpthread or libc.
- AC_CHECK_LIB([rt], [sched_yield], [YIELD_LIB=-lrt],
- [dnl Solaris 2.5.1, 2.6 has sched_yield in libposix4, not librt.
- AC_CHECK_LIB([posix4], [sched_yield], [YIELD_LIB=-lposix4])])
- fi
- AC_SUBST([YIELD_LIB])
-])
diff --git a/gl/stdint.in.h b/gl/stdint.in.h
index 6129f1a812..67df6d9d79 100644
--- a/gl/stdint.in.h
+++ b/gl/stdint.in.h
@@ -34,6 +34,16 @@
<inttypes.h>. */
#define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
+/* On Android (Bionic libc), <sys/types.h> includes this file before
+ having defined 'time_t'. Therefore in this case avoid including
+ other system header files; just include the system's <stdint.h>.
+ Ideally we should test __BIONIC__ here, but it is only defined after
+ <sys/cdefs.h> has been included; hence test __ANDROID__ instead. */
+#if defined __ANDROID__ \
+ && defined _SYS_TYPES_H_ && !defined _SSIZE_T_DEFINED_
+# @INCLUDE_NEXT@ @NEXT_STDINT_H@
+#else
+
/* Get those types that are already defined in other system include
files, so that we can "#define int8_t signed char" below without
worrying about a later system include file containing a "typedef
@@ -606,4 +616,5 @@ typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t)
#endif
#endif /* _@GUARD_PREFIX@_STDINT_H */
+#endif /* !(defined __ANDROID__ && ...) */
#endif /* !defined _@GUARD_PREFIX@_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */
diff --git a/gl/tests/Makefile.am b/gl/tests/Makefile.am
index 772c9f9d4d..fa7f5b4f0b 100644
--- a/gl/tests/Makefile.am
+++ b/gl/tests/Makefile.am
@@ -621,15 +621,6 @@ libtests_a_SOURCES += glthread/lock.h glthread/lock.c
## end gnulib module lock
-## begin gnulib module lock-tests
-
-TESTS += test-lock
-check_PROGRAMS += test-lock
-test_lock_LDADD = $(LDADD) @LIBMULTITHREAD@ @YIELD_LIB@
-EXTRA_DIST += test-lock.c
-
-## end gnulib module lock-tests
-
## begin gnulib module lstat
@@ -1277,22 +1268,6 @@ EXTRA_DIST += test-init.sh
## end gnulib module test-framework-sh-tests
-## begin gnulib module thread
-
-libtests_a_SOURCES += glthread/thread.h glthread/thread.c
-
-## end gnulib module thread
-
-## begin gnulib module thread-tests
-
-TESTS += test-thread_self test-thread_create
-check_PROGRAMS += test-thread_self test-thread_create
-test_thread_self_LDADD = $(LDADD) @LIBTHREAD@
-test_thread_create_LDADD = $(LDADD) @LIBMULTITHREAD@
-EXTRA_DIST += test-thread_self.c test-thread_create.c macros.h
-
-## end gnulib module thread-tests
-
## begin gnulib module threadlib
libtests_a_SOURCES += glthread/threadlib.c
@@ -1420,12 +1395,6 @@ EXTRA_DIST += test-wchar.c
## end gnulib module wchar-tests
-## begin gnulib module yield
-
-libtests_a_SOURCES += glthread/yield.h
-
-## end gnulib module yield
-
# Clean up after Solaris cc.
clean-local:
rm -rf SunWS_cache
diff --git a/gl/tests/glthread/thread.c b/gl/tests/glthread/thread.c
deleted file mode 100644
index be0a871330..0000000000
--- a/gl/tests/glthread/thread.c
+++ /dev/null
@@ -1,232 +0,0 @@
-/* Creating and controlling threads.
- Copyright (C) 2005-2012 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2005.
- Based on GCC's gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
- gthr-win32.h. */
-
-#include <config.h>
-
-/* Specification. */
-#include "glthread/thread.h"
-
-#include <stdlib.h>
-#include "glthread/lock.h"
-
-/* ========================================================================= */
-
-#if USE_POSIX_THREADS
-
-#include <pthread.h>
-
-#ifdef PTW32_VERSION
-
-const gl_thread_t gl_null_thread /* = { .p = NULL } */;
-
-#endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_WINDOWS_THREADS
-
-#include <process.h>
-
-/* -------------------------- gl_thread_t datatype -------------------------- */
-
-/* The Thread-Local Storage (TLS) key that allows to access each thread's
- 'struct gl_thread_struct *' pointer. */
-static DWORD self_key = (DWORD)-1;
-
-/* Initializes self_key. This function must only be called once. */
-static void
-do_init_self_key (void)
-{
- self_key = TlsAlloc ();
- /* If this fails, we're hosed. */
- if (self_key == (DWORD)-1)
- abort ();
-}
-
-/* Initializes self_key. */
-static void
-init_self_key (void)
-{
- gl_once_define(static, once)
- gl_once (once, do_init_self_key);
-}
-
-/* This structure contains information about a thread.
- It is stored in TLS under key self_key. */
-struct gl_thread_struct
-{
- /* Fields for managing the handle. */
- HANDLE volatile handle;
- CRITICAL_SECTION handle_lock;
- /* Fields for managing the exit value. */
- void * volatile result;
- /* Fields for managing the thread start. */
- void * (*func) (void *);
- void *arg;
-};
-
-/* Return a real HANDLE object for the current thread. */
-static inline HANDLE
-get_current_thread_handle (void)
-{
- HANDLE this_handle;
-
- /* GetCurrentThread() returns a pseudo-handle, i.e. only a symbolic
- identifier, not a real handle. */
- if (!DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
- GetCurrentProcess (), &this_handle,
- 0, FALSE, DUPLICATE_SAME_ACCESS))
- abort ();
- return this_handle;
-}
-
-gl_thread_t
-gl_thread_self_func (void)
-{
- gl_thread_t thread;
-
- if (self_key == (DWORD)-1)
- init_self_key ();
- thread = TlsGetValue (self_key);
- if (thread == NULL)
- {
- /* This happens only in threads that have not been created through
- glthread_create(), such as the main thread. */
- for (;;)
- {
- thread =
- (struct gl_thread_struct *)
- malloc (sizeof (struct gl_thread_struct));
- if (thread != NULL)
- break;
- /* Memory allocation failed. There is not much we can do. Have to
- busy-loop, waiting for the availability of memory. */
- Sleep (1);
- }
-
- thread->handle = get_current_thread_handle ();
- InitializeCriticalSection (&thread->handle_lock);
- thread->result = NULL; /* just to be deterministic */
- TlsSetValue (self_key, thread);
- }
- return thread;
-}
-
-/* The main function of a freshly creating thread. It's a wrapper around
- the FUNC and ARG arguments passed to glthread_create_func. */
-static unsigned int WINAPI
-wrapper_func (void *varg)
-{
- struct gl_thread_struct *thread = (struct gl_thread_struct *)varg;
-
- EnterCriticalSection (&thread->handle_lock);
- /* Create a new handle for the thread only if the parent thread did not yet
- fill in the handle. */
- if (thread->handle == NULL)
- thread->handle = get_current_thread_handle ();
- LeaveCriticalSection (&thread->handle_lock);
-
- if (self_key == (DWORD)-1)
- init_self_key ();
- TlsSetValue (self_key, thread);
-
- /* Run the thread. Store the exit value if the thread was not terminated
- otherwise. */
- thread->result = thread->func (thread->arg);
- return 0;
-}
-
-int
-glthread_create_func (gl_thread_t *threadp, void * (*func) (void *), void *arg)
-{
- struct gl_thread_struct *thread =
- (struct gl_thread_struct *) malloc (sizeof (struct gl_thread_struct));
- if (thread == NULL)
- return ENOMEM;
- thread->handle = NULL;
- InitializeCriticalSection (&thread->handle_lock);
- thread->result = NULL; /* just to be deterministic */
- thread->func = func;
- thread->arg = arg;
-
- {
- unsigned int thread_id;
- HANDLE thread_handle;
-
- thread_handle = (HANDLE)
- _beginthreadex (NULL, 100000, wrapper_func, thread, 0, &thread_id);
- /* calls CreateThread with the same arguments */
- if (thread_handle == NULL)
- {
- DeleteCriticalSection (&thread->handle_lock);
- free (thread);
- return EAGAIN;
- }
-
- EnterCriticalSection (&thread->handle_lock);
- if (thread->handle == NULL)
- thread->handle = thread_handle;
- else
- /* thread->handle was already set by the thread itself. */
- CloseHandle (thread_handle);
- LeaveCriticalSection (&thread->handle_lock);
-
- *threadp = thread;
- return 0;
- }
-}
-
-int
-glthread_join_func (gl_thread_t thread, void **retvalp)
-{
- if (thread == NULL)
- return EINVAL;
-
- if (thread == gl_thread_self ())
- return EDEADLK;
-
- if (WaitForSingleObject (thread->handle, INFINITE) == WAIT_FAILED)
- return EINVAL;
-
- if (retvalp != NULL)
- *retvalp = thread->result;
-
- DeleteCriticalSection (&thread->handle_lock);
- CloseHandle (thread->handle);
- free (thread);
-
- return 0;
-}
-
-int
-gl_thread_exit_func (void *retval)
-{
- gl_thread_t thread = gl_thread_self ();
- thread->result = retval;
- _endthreadex (0); /* calls ExitThread (0) */
- abort ();
-}
-
-#endif
-
-/* ========================================================================= */
diff --git a/gl/tests/glthread/thread.h b/gl/tests/glthread/thread.h
deleted file mode 100644
index b95d6a2a7a..0000000000
--- a/gl/tests/glthread/thread.h
+++ /dev/null
@@ -1,401 +0,0 @@
-/* Creating and controlling threads.
- Copyright (C) 2005-2012 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2005.
- Based on GCC's gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
- gthr-win32.h. */
-
-/* This file contains primitives for creating and controlling threads.
-
- Thread data type: gl_thread_t.
-
- Creating a thread:
- thread = gl_thread_create (func, arg);
- Or with control of error handling:
- err = glthread_create (&thread, func, arg);
- extern int glthread_create (gl_thread_t *result,
- void *(*func) (void *), void *arg);
-
- Querying and changing the signal mask of a thread (not supported on all
- platforms):
- gl_thread_sigmask (how, newmask, oldmask);
- Or with control of error handling:
- err = glthread_sigmask (how, newmask, oldmask);
- extern int glthread_sigmask (int how, const sigset_t *newmask, sigset_t *oldmask);
-
- Waiting for termination of another thread:
- gl_thread_join (thread, &return_value);
- Or with control of error handling:
- err = glthread_join (thread, &return_value);
- extern int glthread_join (gl_thread_t thread, void **return_value_ptr);
-
- Getting a reference to the current thread:
- current = gl_thread_self ();
- extern gl_thread_t gl_thread_self (void);
-
- Getting a reference to the current thread as a pointer, for debugging:
- ptr = gl_thread_self_pointer ();
- extern void * gl_thread_self_pointer (void);
-
- Terminating the current thread:
- gl_thread_exit (return_value);
- extern _Noreturn void gl_thread_exit (void *return_value);
-
- Requesting custom code to be executed at fork() time(not supported on all
- platforms):
- gl_thread_atfork (prepare_func, parent_func, child_func);
- Or with control of error handling:
- err = glthread_atfork (prepare_func, parent_func, child_func);
- extern int glthread_atfork (void (*prepare_func) (void),
- void (*parent_func) (void),
- void (*child_func) (void));
- Note that even on platforms where this is supported, use of fork() and
- threads together is problematic, see
- <http://lists.gnu.org/archive/html/bug-gnulib/2008-08/msg00062.html>
- */
-
-
-#ifndef _GLTHREAD_THREAD_H
-#define _GLTHREAD_THREAD_H
-
-#include <errno.h>
-#include <stdlib.h>
-
-/* ========================================================================= */
-
-#if USE_POSIX_THREADS
-
-/* Use the POSIX threads library. */
-
-# include <pthread.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# if PTHREAD_IN_USE_DETECTION_HARD
-
-/* The pthread_in_use() detection needs to be done at runtime. */
-# define pthread_in_use() \
- glthread_in_use ()
-extern int glthread_in_use (void);
-
-# endif
-
-# if USE_POSIX_THREADS_WEAK
-
-/* Use weak references to the POSIX threads library. */
-
-/* Weak references avoid dragging in external libraries if the other parts
- of the program don't use them. Here we use them, because we don't want
- every program that uses libintl to depend on libpthread. This assumes
- that libpthread would not be loaded after libintl; i.e. if libintl is
- loaded first, by an executable that does not depend on libpthread, and
- then a module is dynamically loaded that depends on libpthread, libintl
- will not be multithread-safe. */
-
-/* The way to test at runtime whether libpthread is present is to test
- whether a function pointer's value, such as &pthread_mutex_init, is
- non-NULL. However, some versions of GCC have a bug through which, in
- PIC mode, &foo != NULL always evaluates to true if there is a direct
- call to foo(...) in the same function. To avoid this, we test the
- address of a function in libpthread that we don't use. */
-
-# pragma weak pthread_create
-# pragma weak pthread_sigmask
-# pragma weak pthread_join
-# ifndef pthread_self
-# pragma weak pthread_self
-# endif
-# pragma weak pthread_exit
-# if HAVE_PTHREAD_ATFORK
-# pragma weak pthread_atfork
-# endif
-
-# if !PTHREAD_IN_USE_DETECTION_HARD
-# pragma weak pthread_cancel
-# define pthread_in_use() (pthread_cancel != NULL)
-# endif
-
-# else
-
-# if !PTHREAD_IN_USE_DETECTION_HARD
-# define pthread_in_use() 1
-# endif
-
-# endif
-
-/* -------------------------- gl_thread_t datatype -------------------------- */
-
-/* This choice of gl_thread_t assumes that
- pthread_equal (a, b) is equivalent to ((a) == (b)).
- This is the case on all platforms in use in 2008. */
-typedef pthread_t gl_thread_t;
-# define glthread_create(THREADP, FUNC, ARG) \
- (pthread_in_use () ? pthread_create (THREADP, NULL, FUNC, ARG) : ENOSYS)
-# define glthread_sigmask(HOW, SET, OSET) \
- (pthread_in_use () ? pthread_sigmask (HOW, SET, OSET) : 0)
-# define glthread_join(THREAD, RETVALP) \
- (pthread_in_use () ? pthread_join (THREAD, RETVALP) : 0)
-# ifdef PTW32_VERSION
- /* In pthreads-win32, pthread_t is a struct with a pointer field 'p' and
- other fields. */
-# define gl_thread_self() \
- (pthread_in_use () ? pthread_self () : gl_null_thread)
-# define gl_thread_self_pointer() \
- (pthread_in_use () ? pthread_self ().p : NULL)
-extern const gl_thread_t gl_null_thread;
-# else
-# define gl_thread_self() \
- (pthread_in_use () ? pthread_self () : (pthread_t) NULL)
-# define gl_thread_self_pointer() \
- (pthread_in_use () ? (void *) pthread_self () : NULL)
-# endif
-# define gl_thread_exit(RETVAL) \
- (pthread_in_use () ? pthread_exit (RETVAL) : 0)
-
-# if HAVE_PTHREAD_ATFORK
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) \
- (pthread_in_use () ? pthread_atfork (PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) : 0)
-# else
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) 0
-# endif
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_PTH_THREADS
-
-/* Use the GNU Pth threads library. */
-
-# include <pth.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# if USE_PTH_THREADS_WEAK
-
-/* Use weak references to the GNU Pth threads library. */
-
-# pragma weak pth_spawn
-# pragma weak pth_sigmask
-# pragma weak pth_join
-# pragma weak pth_self
-# pragma weak pth_exit
-
-# pragma weak pth_cancel
-# define pth_in_use() (pth_cancel != NULL)
-
-# else
-
-# define pth_in_use() 1
-
-# endif
-/* -------------------------- gl_thread_t datatype -------------------------- */
-
-typedef pth_t gl_thread_t;
-# define glthread_create(THREADP, FUNC, ARG) \
- (pth_in_use () ? ((*(THREADP) = pth_spawn (NULL, FUNC, ARG)) ? 0 : errno) : 0)
-# define glthread_sigmask(HOW, SET, OSET) \
- (pth_in_use () && !pth_sigmask (HOW, SET, OSET) ? errno : 0)
-# define glthread_join(THREAD, RETVALP) \
- (pth_in_use () && !pth_join (THREAD, RETVALP) ? errno : 0)
-# define gl_thread_self() \
- (pth_in_use () ? (void *) pth_self () : NULL)
-# define gl_thread_self_pointer() \
- gl_thread_self ()
-# define gl_thread_exit(RETVAL) \
- (pth_in_use () ? pth_exit (RETVAL) : 0)
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) 0
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_SOLARIS_THREADS
-
-/* Use the old Solaris threads library. */
-
-# include <thread.h>
-# include <synch.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# if USE_SOLARIS_THREADS_WEAK
-
-/* Use weak references to the old Solaris threads library. */
-
-# pragma weak thr_create
-# pragma weak thr_join
-# pragma weak thr_self
-# pragma weak thr_exit
-
-# pragma weak thr_suspend
-# define thread_in_use() (thr_suspend != NULL)
-
-# else
-
-# define thread_in_use() 1
-
-# endif
-
-/* -------------------------- gl_thread_t datatype -------------------------- */
-
-typedef thread_t gl_thread_t;
-# define glthread_create(THREADP, FUNC, ARG) \
- (thread_in_use () ? thr_create (NULL, 0, FUNC, ARG, 0, THREADP) : 0)
-# define glthread_sigmask(HOW, SET, OSET) \
- (thread_in_use () ? sigprocmask (HOW, SET, OSET) : 0)
-# define glthread_join(THREAD, RETVALP) \
- (thread_in_use () ? thr_join (THREAD, NULL, RETVALP) : 0)
-# define gl_thread_self() \
- (thread_in_use () ? (void *) thr_self () : NULL)
-# define gl_thread_self_pointer() \
- gl_thread_self ()
-# define gl_thread_exit(RETVAL) \
- (thread_in_use () ? thr_exit (RETVAL) : 0)
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) 0
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_WINDOWS_THREADS
-
-# define WIN32_LEAN_AND_MEAN /* avoid including junk */
-# include <windows.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-/* -------------------------- gl_thread_t datatype -------------------------- */
-
-/* The gl_thread_t is a pointer to a structure in memory.
- Why not the thread handle? If it were the thread handle, it would be hard
- to implement gl_thread_self() (since GetCurrentThread () returns a pseudo-
- handle, DuplicateHandle (GetCurrentThread ()) returns a handle that must be
- closed afterwards, and there is no function for quickly retrieving a thread
- handle from its id).
- Why not the thread id? I tried it. It did not work: Sometimes ids appeared
- that did not belong to running threads, and glthread_join failed with ESRCH.
- */
-typedef struct gl_thread_struct *gl_thread_t;
-# define glthread_create(THREADP, FUNC, ARG) \
- glthread_create_func (THREADP, FUNC, ARG)
-# define glthread_sigmask(HOW, SET, OSET) \
- /* unsupported */ 0
-# define glthread_join(THREAD, RETVALP) \
- glthread_join_func (THREAD, RETVALP)
-# define gl_thread_self() \
- gl_thread_self_func ()
-# define gl_thread_self_pointer() \
- gl_thread_self ()
-# define gl_thread_exit(RETVAL) \
- gl_thread_exit_func (RETVAL)
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) 0
-extern int glthread_create_func (gl_thread_t *threadp, void * (*func) (void *), void *arg);
-extern int glthread_join_func (gl_thread_t thread, void **retvalp);
-extern gl_thread_t gl_thread_self_func (void);
-extern int gl_thread_exit_func (void *retval);
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if !(USE_POSIX_THREADS || USE_PTH_THREADS || USE_SOLARIS_THREADS || USE_WINDOWS_THREADS)
-
-/* Provide dummy implementation if threads are not supported. */
-
-typedef int gl_thread_t;
-# define glthread_create(THREADP, FUNC, ARG) ENOSYS
-# define glthread_sigmask(HOW, SET, OSET) 0
-# define glthread_join(THREAD, RETVALP) 0
-# define gl_thread_self() 0
-# define gl_thread_self_pointer() \
- ((void *) gl_thread_self ())
-# define gl_thread_exit(RETVAL) 0
-# define glthread_atfork(PREPARE_FUNC, PARENT_FUNC, CHILD_FUNC) 0
-
-#endif
-
-/* ========================================================================= */
-
-/* Macros with built-in error handling. */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static inline gl_thread_t
-gl_thread_create (void *(*func) (void *arg), void *arg)
-{
- gl_thread_t thread;
- int ret;
-
- ret = glthread_create (&thread, func, arg);
- if (ret != 0)
- abort ();
- return thread;
-}
-#define gl_thread_sigmask(HOW, SET, OSET) \
- do \
- { \
- if (glthread_sigmask (HOW, SET, OSET)) \
- abort (); \
- } \
- while (0)
-#define gl_thread_join(THREAD, RETVAL) \
- do \
- { \
- if (glthread_join (THREAD, RETVAL)) \
- abort (); \
- } \
- while (0)
-#define gl_thread_atfork(PREPARE, PARENT, CHILD) \
- do \
- { \
- if (glthread_atfork (PREPARE, PARENT, CHILD)) \
- abort (); \
- } \
- while (0)
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _GLTHREAD_THREAD_H */
diff --git a/gl/tests/glthread/yield.h b/gl/tests/glthread/yield.h
deleted file mode 100644
index 040afe321c..0000000000
--- a/gl/tests/glthread/yield.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/* Yielding the processor to other threads and processes.
- Copyright (C) 2005-2012 Free Software Foundation, Inc.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-
-/* This file contains a primitive for yielding the processor to other threads.
- extern void gl_thread_yield (void);
- */
-
-#ifndef _GLTHREAD_YIELD_H
-#define _GLTHREAD_YIELD_H
-
-#include <errno.h>
-
-/* ========================================================================= */
-
-#if USE_POSIX_THREADS
-
-/* Use the POSIX threads library. */
-
-# include <sched.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# define gl_thread_yield() \
- sched_yield ()
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_PTH_THREADS
-
-/* Use the GNU Pth threads library. */
-
-# include <pth.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# define gl_thread_yield() \
- pth_yield (NULL)
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_SOLARIS_THREADS
-
-/* Use the old Solaris threads library. */
-
-# include <thread.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# define gl_thread_yield() \
- thr_yield ()
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if USE_WINDOWS_THREADS
-
-# define WIN32_LEAN_AND_MEAN /* avoid including junk */
-# include <windows.h>
-
-# ifdef __cplusplus
-extern "C" {
-# endif
-
-# define gl_thread_yield() \
- Sleep (0)
-
-# ifdef __cplusplus
-}
-# endif
-
-#endif
-
-/* ========================================================================= */
-
-#if !(USE_POSIX_THREADS || USE_PTH_THREADS || USE_SOLARIS_THREADS || USE_WINDOWS_THREADS)
-
-/* Provide dummy implementation if threads are not supported. */
-
-# define gl_thread_yield() 0
-
-#endif
-
-/* ========================================================================= */
-
-#endif /* _GLTHREAD_YIELD_H */
diff --git a/gl/tests/test-accept.c b/gl/tests/test-accept.c
index 201e130a78..265ef6493b 100644
--- a/gl/tests/test-accept.c
+++ b/gl/tests/test-accept.c
@@ -30,7 +30,7 @@ SIGNATURE_CHECK (accept, int, (int, struct sockaddr *, socklen_t *));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-bind.c b/gl/tests/test-bind.c
index b4b5739121..e97be2a249 100644
--- a/gl/tests/test-bind.c
+++ b/gl/tests/test-bind.c
@@ -31,7 +31,7 @@ SIGNATURE_CHECK (bind, int, (int, const struct sockaddr *, socklen_t));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-connect.c b/gl/tests/test-connect.c
index 6e43bf88f2..9ef892390d 100644
--- a/gl/tests/test-connect.c
+++ b/gl/tests/test-connect.c
@@ -31,7 +31,7 @@ SIGNATURE_CHECK (connect, int, (int, const struct sockaddr *, socklen_t));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-getpeername.c b/gl/tests/test-getpeername.c
index f15b32f1cc..b0545c634c 100644
--- a/gl/tests/test-getpeername.c
+++ b/gl/tests/test-getpeername.c
@@ -30,7 +30,7 @@ SIGNATURE_CHECK (getpeername, int, (int, struct sockaddr *, socklen_t *));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-isnand-nolibm.c b/gl/tests/test-isnand-nolibm.c
index d35e9b34c3..aa058b0398 100644
--- a/gl/tests/test-isnand-nolibm.c
+++ b/gl/tests/test-isnand-nolibm.c
@@ -19,4 +19,3 @@
#include "isnand-nolibm.h"
#include "test-isnand.h"
-
diff --git a/gl/tests/test-listen.c b/gl/tests/test-listen.c
index 3ea82d4bac..b81558a547 100644
--- a/gl/tests/test-listen.c
+++ b/gl/tests/test-listen.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (listen, int, (int, int));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-lock.c b/gl/tests/test-lock.c
deleted file mode 100644
index 06bb3df6ec..0000000000
--- a/gl/tests/test-lock.c
+++ /dev/null
@@ -1,601 +0,0 @@
-/* Test of locking in multithreaded situations.
- Copyright (C) 2005, 2008-2012 Free Software Foundation, Inc.
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2005. */
-
-#include <config.h>
-
-#if USE_POSIX_THREADS || USE_SOLARIS_THREADS || USE_PTH_THREADS || USE_WINDOWS_THREADS
-
-#if USE_POSIX_THREADS
-# define TEST_POSIX_THREADS 1
-#endif
-#if USE_SOLARIS_THREADS
-# define TEST_SOLARIS_THREADS 1
-#endif
-#if USE_PTH_THREADS
-# define TEST_PTH_THREADS 1
-#endif
-#if USE_WINDOWS_THREADS
-# define TEST_WINDOWS_THREADS 1
-#endif
-
-/* Whether to enable locking.
- Uncomment this to get a test program without locking, to verify that
- it crashes. */
-#define ENABLE_LOCKING 1
-
-/* Which tests to perform.
- Uncomment some of these, to verify that all tests crash if no locking
- is enabled. */
-#define DO_TEST_LOCK 1
-#define DO_TEST_RWLOCK 1
-#define DO_TEST_RECURSIVE_LOCK 1
-#define DO_TEST_ONCE 1
-
-/* Whether to help the scheduler through explicit yield().
- Uncomment this to see if the operating system has a fair scheduler. */
-#define EXPLICIT_YIELD 1
-
-/* Whether to print debugging messages. */
-#define ENABLE_DEBUGGING 0
-
-/* Number of simultaneous threads. */
-#define THREAD_COUNT 10
-
-/* Number of operations performed in each thread.
- This is quite high, because with a smaller count, say 5000, we often get
- an "OK" result even without ENABLE_LOCKING (on Linux/x86). */
-#define REPEAT_COUNT 50000
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#if !ENABLE_LOCKING
-# undef USE_POSIX_THREADS
-# undef USE_SOLARIS_THREADS
-# undef USE_PTH_THREADS
-# undef USE_WINDOWS_THREADS
-#endif
-#include "glthread/lock.h"
-
-#if !ENABLE_LOCKING
-# if TEST_POSIX_THREADS
-# define USE_POSIX_THREADS 1
-# endif
-# if TEST_SOLARIS_THREADS
-# define USE_SOLARIS_THREADS 1
-# endif
-# if TEST_PTH_THREADS
-# define USE_PTH_THREADS 1
-# endif
-# if TEST_WINDOWS_THREADS
-# define USE_WINDOWS_THREADS 1
-# endif
-#endif
-
-#include "glthread/thread.h"
-#include "glthread/yield.h"
-
-#if ENABLE_DEBUGGING
-# define dbgprintf printf
-#else
-# define dbgprintf if (0) printf
-#endif
-
-#if EXPLICIT_YIELD
-# define yield() gl_thread_yield ()
-#else
-# define yield()
-#endif
-
-#define ACCOUNT_COUNT 4
-
-static int account[ACCOUNT_COUNT];
-
-static int
-random_account (void)
-{
- return ((unsigned int) rand () >> 3) % ACCOUNT_COUNT;
-}
-
-static void
-check_accounts (void)
-{
- int i, sum;
-
- sum = 0;
- for (i = 0; i < ACCOUNT_COUNT; i++)
- sum += account[i];
- if (sum != ACCOUNT_COUNT * 1000)
- abort ();
-}
-
-
-/* ------------------- Test normal (non-recursive) locks ------------------- */
-
-/* Test normal locks by having several bank accounts and several threads
- which shuffle around money between the accounts and another thread
- checking that all the money is still there. */
-
-gl_lock_define_initialized(static, my_lock)
-
-static void *
-lock_mutator_thread (void *arg)
-{
- int repeat;
-
- for (repeat = REPEAT_COUNT; repeat > 0; repeat--)
- {
- int i1, i2, value;
-
- dbgprintf ("Mutator %p before lock\n", gl_thread_self_pointer ());
- gl_lock_lock (my_lock);
- dbgprintf ("Mutator %p after lock\n", gl_thread_self_pointer ());
-
- i1 = random_account ();
- i2 = random_account ();
- value = ((unsigned int) rand () >> 3) % 10;
- account[i1] += value;
- account[i2] -= value;
-
- dbgprintf ("Mutator %p before unlock\n", gl_thread_self_pointer ());
- gl_lock_unlock (my_lock);
- dbgprintf ("Mutator %p after unlock\n", gl_thread_self_pointer ());
-
- dbgprintf ("Mutator %p before check lock\n", gl_thread_self_pointer ());
- gl_lock_lock (my_lock);
- check_accounts ();
- gl_lock_unlock (my_lock);
- dbgprintf ("Mutator %p after check unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Mutator %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static volatile int lock_checker_done;
-
-static void *
-lock_checker_thread (void *arg)
-{
- while (!lock_checker_done)
- {
- dbgprintf ("Checker %p before check lock\n", gl_thread_self_pointer ());
- gl_lock_lock (my_lock);
- check_accounts ();
- gl_lock_unlock (my_lock);
- dbgprintf ("Checker %p after check unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Checker %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static void
-test_lock (void)
-{
- int i;
- gl_thread_t checkerthread;
- gl_thread_t threads[THREAD_COUNT];
-
- /* Initialization. */
- for (i = 0; i < ACCOUNT_COUNT; i++)
- account[i] = 1000;
- lock_checker_done = 0;
-
- /* Spawn the threads. */
- checkerthread = gl_thread_create (lock_checker_thread, NULL);
- for (i = 0; i < THREAD_COUNT; i++)
- threads[i] = gl_thread_create (lock_mutator_thread, NULL);
-
- /* Wait for the threads to terminate. */
- for (i = 0; i < THREAD_COUNT; i++)
- gl_thread_join (threads[i], NULL);
- lock_checker_done = 1;
- gl_thread_join (checkerthread, NULL);
- check_accounts ();
-}
-
-
-/* ----------------- Test read-write (non-recursive) locks ----------------- */
-
-/* Test read-write locks by having several bank accounts and several threads
- which shuffle around money between the accounts and several other threads
- that check that all the money is still there. */
-
-gl_rwlock_define_initialized(static, my_rwlock)
-
-static void *
-rwlock_mutator_thread (void *arg)
-{
- int repeat;
-
- for (repeat = REPEAT_COUNT; repeat > 0; repeat--)
- {
- int i1, i2, value;
-
- dbgprintf ("Mutator %p before wrlock\n", gl_thread_self_pointer ());
- gl_rwlock_wrlock (my_rwlock);
- dbgprintf ("Mutator %p after wrlock\n", gl_thread_self_pointer ());
-
- i1 = random_account ();
- i2 = random_account ();
- value = ((unsigned int) rand () >> 3) % 10;
- account[i1] += value;
- account[i2] -= value;
-
- dbgprintf ("Mutator %p before unlock\n", gl_thread_self_pointer ());
- gl_rwlock_unlock (my_rwlock);
- dbgprintf ("Mutator %p after unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Mutator %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static volatile int rwlock_checker_done;
-
-static void *
-rwlock_checker_thread (void *arg)
-{
- while (!rwlock_checker_done)
- {
- dbgprintf ("Checker %p before check rdlock\n", gl_thread_self_pointer ());
- gl_rwlock_rdlock (my_rwlock);
- check_accounts ();
- gl_rwlock_unlock (my_rwlock);
- dbgprintf ("Checker %p after check unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Checker %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static void
-test_rwlock (void)
-{
- int i;
- gl_thread_t checkerthreads[THREAD_COUNT];
- gl_thread_t threads[THREAD_COUNT];
-
- /* Initialization. */
- for (i = 0; i < ACCOUNT_COUNT; i++)
- account[i] = 1000;
- rwlock_checker_done = 0;
-
- /* Spawn the threads. */
- for (i = 0; i < THREAD_COUNT; i++)
- checkerthreads[i] = gl_thread_create (rwlock_checker_thread, NULL);
- for (i = 0; i < THREAD_COUNT; i++)
- threads[i] = gl_thread_create (rwlock_mutator_thread, NULL);
-
- /* Wait for the threads to terminate. */
- for (i = 0; i < THREAD_COUNT; i++)
- gl_thread_join (threads[i], NULL);
- rwlock_checker_done = 1;
- for (i = 0; i < THREAD_COUNT; i++)
- gl_thread_join (checkerthreads[i], NULL);
- check_accounts ();
-}
-
-
-/* -------------------------- Test recursive locks -------------------------- */
-
-/* Test recursive locks by having several bank accounts and several threads
- which shuffle around money between the accounts (recursively) and another
- thread checking that all the money is still there. */
-
-gl_recursive_lock_define_initialized(static, my_reclock)
-
-static void
-recshuffle (void)
-{
- int i1, i2, value;
-
- dbgprintf ("Mutator %p before lock\n", gl_thread_self_pointer ());
- gl_recursive_lock_lock (my_reclock);
- dbgprintf ("Mutator %p after lock\n", gl_thread_self_pointer ());
-
- i1 = random_account ();
- i2 = random_account ();
- value = ((unsigned int) rand () >> 3) % 10;
- account[i1] += value;
- account[i2] -= value;
-
- /* Recursive with probability 0.5. */
- if (((unsigned int) rand () >> 3) % 2)
- recshuffle ();
-
- dbgprintf ("Mutator %p before unlock\n", gl_thread_self_pointer ());
- gl_recursive_lock_unlock (my_reclock);
- dbgprintf ("Mutator %p after unlock\n", gl_thread_self_pointer ());
-}
-
-static void *
-reclock_mutator_thread (void *arg)
-{
- int repeat;
-
- for (repeat = REPEAT_COUNT; repeat > 0; repeat--)
- {
- recshuffle ();
-
- dbgprintf ("Mutator %p before check lock\n", gl_thread_self_pointer ());
- gl_recursive_lock_lock (my_reclock);
- check_accounts ();
- gl_recursive_lock_unlock (my_reclock);
- dbgprintf ("Mutator %p after check unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Mutator %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static volatile int reclock_checker_done;
-
-static void *
-reclock_checker_thread (void *arg)
-{
- while (!reclock_checker_done)
- {
- dbgprintf ("Checker %p before check lock\n", gl_thread_self_pointer ());
- gl_recursive_lock_lock (my_reclock);
- check_accounts ();
- gl_recursive_lock_unlock (my_reclock);
- dbgprintf ("Checker %p after check unlock\n", gl_thread_self_pointer ());
-
- yield ();
- }
-
- dbgprintf ("Checker %p dying.\n", gl_thread_self_pointer ());
- return NULL;
-}
-
-static void
-test_recursive_lock (void)
-{
- int i;
- gl_thread_t checkerthread;
- gl_thread_t threads[THREAD_COUNT];
-
- /* Initialization. */
- for (i = 0; i < ACCOUNT_COUNT; i++)
- account[i] = 1000;
- reclock_checker_done = 0;
-
- /* Spawn the threads. */
- checkerthread = gl_thread_create (reclock_checker_thread, NULL);
- for (i = 0; i < THREAD_COUNT; i++)
- threads[i] = gl_thread_create (reclock_mutator_thread, NULL);
-
- /* Wait for the threads to terminate. */
- for (i = 0; i < THREAD_COUNT; i++)
- gl_thread_join (threads[i], NULL);
- reclock_checker_done = 1;
- gl_thread_join (checkerthread, NULL);
- check_accounts ();
-}
-
-
-/* ------------------------ Test once-only execution ------------------------ */
-
-/* Test once-only execution by having several threads attempt to grab a
- once-only task simultaneously (triggered by releasing a read-write lock). */
-
-gl_once_define(static, fresh_once)
-static int ready[THREAD_COUNT];
-static gl_lock_t ready_lock[THREAD_COUNT];
-#if ENABLE_LOCKING
-static gl_rwlock_t fire_signal[REPEAT_COUNT];
-#else
-static volatile int fire_signal_state;
-#endif
-static gl_once_t once_control;
-static int performed;
-gl_lock_define_initialized(static, performed_lock)
-
-static void
-once_execute (void)
-{
- gl_lock_lock (performed_lock);
- performed++;
- gl_lock_unlock (performed_lock);
-}
-
-static void *
-once_contender_thread (void *arg)
-{
- int id = (int) (long) arg;
- int repeat;
-
- for (repeat = 0; repeat <= REPEAT_COUNT; repeat++)
- {
- /* Tell the main thread that we're ready. */
- gl_lock_lock (ready_lock[id]);
- ready[id] = 1;
- gl_lock_unlock (ready_lock[id]);
-
- if (repeat == REPEAT_COUNT)
- break;
-
- dbgprintf ("Contender %p waiting for signal for round %d\n",
- gl_thread_self_pointer (), repeat);
-#if ENABLE_LOCKING
- /* Wait for the signal to go. */
- gl_rwlock_rdlock (fire_signal[repeat]);
- /* And don't hinder the others (if the scheduler is unfair). */
- gl_rwlock_unlock (fire_signal[repeat]);
-#else
- /* Wait for the signal to go. */
- while (fire_signal_state <= repeat)
- yield ();
-#endif
- dbgprintf ("Contender %p got the signal for round %d\n",
- gl_thread_self_pointer (), repeat);
-
- /* Contend for execution. */
- gl_once (once_control, once_execute);
- }
-
- return NULL;
-}
-
-static void
-test_once (void)
-{
- int i, repeat;
- gl_thread_t threads[THREAD_COUNT];
-
- /* Initialize all variables. */
- for (i = 0; i < THREAD_COUNT; i++)
- {
- ready[i] = 0;
- gl_lock_init (ready_lock[i]);
- }
-#if ENABLE_LOCKING
- for (i = 0; i < REPEAT_COUNT; i++)
- gl_rwlock_init (fire_signal[i]);
-#else
- fire_signal_state = 0;
-#endif
-
- /* Block all fire_signals. */
- for (i = REPEAT_COUNT-1; i >= 0; i--)
- gl_rwlock_wrlock (fire_signal[i]);
-
- /* Spawn the threads. */
- for (i = 0; i < THREAD_COUNT; i++)
- threads[i] = gl_thread_create (once_contender_thread, (void *) (long) i);
-
- for (repeat = 0; repeat <= REPEAT_COUNT; repeat++)
- {
- /* Wait until every thread is ready. */
- dbgprintf ("Main thread before synchonizing for round %d\n", repeat);
- for (;;)
- {
- int ready_count = 0;
- for (i = 0; i < THREAD_COUNT; i++)
- {
- gl_lock_lock (ready_lock[i]);
- ready_count += ready[i];
- gl_lock_unlock (ready_lock[i]);
- }
- if (ready_count == THREAD_COUNT)
- break;
- yield ();
- }
- dbgprintf ("Main thread after synchonizing for round %d\n", repeat);
-
- if (repeat > 0)
- {
- /* Check that exactly one thread executed the once_execute()
- function. */
- if (performed != 1)
- abort ();
- }
-
- if (repeat == REPEAT_COUNT)
- break;
-
- /* Preparation for the next round: Initialize once_control. */
- memcpy (&once_control, &fresh_once, sizeof (gl_once_t));
-
- /* Preparation for the next round: Reset the performed counter. */
- performed = 0;
-
- /* Preparation for the next round: Reset the ready flags. */
- for (i = 0; i < THREAD_COUNT; i++)
- {
- gl_lock_lock (ready_lock[i]);
- ready[i] = 0;
- gl_lock_unlock (ready_lock[i]);
- }
-
- /* Signal all threads simultaneously. */
- dbgprintf ("Main thread giving signal for round %d\n", repeat);
-#if ENABLE_LOCKING
- gl_rwlock_unlock (fire_signal[repeat]);
-#else
- fire_signal_state = repeat + 1;
-#endif
- }
-
- /* Wait for the threads to terminate. */
- for (i = 0; i < THREAD_COUNT; i++)
- gl_thread_join (threads[i], NULL);
-}
-
-
-/* -------------------------------------------------------------------------- */
-
-int
-main ()
-{
-#if TEST_PTH_THREADS
- if (!pth_init ())
- abort ();
-#endif
-
-#if DO_TEST_LOCK
- printf ("Starting test_lock ..."); fflush (stdout);
- test_lock ();
- printf (" OK\n"); fflush (stdout);
-#endif
-#if DO_TEST_RWLOCK
- printf ("Starting test_rwlock ..."); fflush (stdout);
- test_rwlock ();
- printf (" OK\n"); fflush (stdout);
-#endif
-#if DO_TEST_RECURSIVE_LOCK
- printf ("Starting test_recursive_lock ..."); fflush (stdout);
- test_recursive_lock ();
- printf (" OK\n"); fflush (stdout);
-#endif
-#if DO_TEST_ONCE
- printf ("Starting test_once ..."); fflush (stdout);
- test_once ();
- printf (" OK\n"); fflush (stdout);
-#endif
-
- return 0;
-}
-
-#else
-
-/* No multithreading available. */
-
-#include <stdio.h>
-
-int
-main ()
-{
- fputs ("Skipping test: multithreading not enabled\n", stderr);
- return 77;
-}
-
-#endif
diff --git a/gl/tests/test-recv.c b/gl/tests/test-recv.c
index a147d5d1b8..2186b8eabb 100644
--- a/gl/tests/test-recv.c
+++ b/gl/tests/test-recv.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (recv, ssize_t, (int, void *, size_t, int));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-recvfrom.c b/gl/tests/test-recvfrom.c
index 144762039e..7f6f6f67b6 100644
--- a/gl/tests/test-recvfrom.c
+++ b/gl/tests/test-recvfrom.c
@@ -32,7 +32,7 @@ SIGNATURE_CHECK (recvfrom, ssize_t,
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-send.c b/gl/tests/test-send.c
index febbe20a04..7b068d1c13 100644
--- a/gl/tests/test-send.c
+++ b/gl/tests/test-send.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (send, ssize_t, (int, const void *, size_t, int));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-sendto.c b/gl/tests/test-sendto.c
index 88fad93f13..1d0e4101d7 100644
--- a/gl/tests/test-sendto.c
+++ b/gl/tests/test-sendto.c
@@ -33,7 +33,7 @@ SIGNATURE_CHECK (sendto, ssize_t,
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-setsockopt.c b/gl/tests/test-setsockopt.c
index cc78a1bc8f..c14d217a7c 100644
--- a/gl/tests/test-setsockopt.c
+++ b/gl/tests/test-setsockopt.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (setsockopt, int, (int, int, int, const void *, socklen_t));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-shutdown.c b/gl/tests/test-shutdown.c
index 91d979a60b..be9f55005a 100644
--- a/gl/tests/test-shutdown.c
+++ b/gl/tests/test-shutdown.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (shutdown, int, (int, int));
int
main (void)
{
- gl_sockets_startup (SOCKETS_1_1);
+ (void) gl_sockets_startup (SOCKETS_1_1);
/* Test behaviour for invalid file descriptors. */
{
diff --git a/gl/tests/test-thread_create.c b/gl/tests/test-thread_create.c
deleted file mode 100644
index 0f86771ea0..0000000000
--- a/gl/tests/test-thread_create.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/* Test of gl_thread_create () macro.
- Copyright (C) 2011-2012 Free Software Foundation, Inc.
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2011. */
-
-#include <config.h>
-
-#include "glthread/thread.h"
-
-#include <stdio.h>
-#include <string.h>
-
-#include "macros.h"
-
-static gl_thread_t main_thread_before;
-static gl_thread_t main_thread_after;
-static gl_thread_t worker_thread;
-
-static int dummy;
-static volatile int work_done;
-
-static void *
-worker_thread_func (void *arg)
-{
- work_done = 1;
- return &dummy;
-}
-
-int
-main ()
-{
- main_thread_before = gl_thread_self ();
-
- if (glthread_create (&worker_thread, worker_thread_func, NULL) == 0)
- {
- void *ret;
-
- /* Check that gl_thread_self () has the same value before than after the
- first call to gl_thread_create (). */
- main_thread_after = gl_thread_self ();
- ASSERT (memcmp (&main_thread_before, &main_thread_after,
- sizeof (gl_thread_t))
- == 0);
-
- gl_thread_join (worker_thread, &ret);
-
- /* Check the return value of the thread. */
- ASSERT (ret == &dummy);
-
- /* Check that worker_thread_func () has finished executing. */
- ASSERT (work_done);
-
- return 0;
- }
- else
- {
-#if USE_POSIX_THREADS || USE_SOLARIS_THREADS || USE_PTH_THREADS || USE_WINDOWS_THREADS
- fputs ("glthread_create failed\n", stderr);
- return 1;
-#else
- fputs ("Skipping test: multithreading not enabled\n", stderr);
- return 77;
-#endif
- }
-}
diff --git a/gl/tests/test-thread_self.c b/gl/tests/test-thread_self.c
deleted file mode 100644
index 707f7fe079..0000000000
--- a/gl/tests/test-thread_self.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* Test of gl_thread_self () macro.
- Copyright (C) 2011-2012 Free Software Foundation, Inc.
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
-
-/* Written by Bruno Haible <bruno@clisp.org>, 2011. */
-
-#include <config.h>
-
-#include "glthread/thread.h"
-
-gl_thread_t main_thread;
-
-int
-main ()
-{
- /* Check that gl_thread_self () can be used with just $(LIBTHREAD), not
- $(LIBMULTITHREAD), i.e. in libraries that are multithread-safe but don't
- create threads themselves. */
- main_thread = gl_thread_self ();
-
- return 0;
-}