From: Bruno Haible Date: Tue, 6 Aug 2024 13:17:03 +0000 (+0200) Subject: windows-mutex: Add tests. X-Git-Url: https://gitweb.git.savannah.gnu.org/gitweb/?a=commitdiff_plain;h=735ca8884afd4755c4733a6c590006b257474b66;p=gnulib.git windows-mutex: Add tests. * tests/test-windows-mutex-type.c: New file. * modules/windows-mutex-tests: New file. --- diff --git a/ChangeLog b/ChangeLog index d7e5c44ddc..31c40e03ab 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2024-08-06 Bruno Haible + + windows-mutex: Add tests. + * tests/test-windows-mutex-type.c: New file. + * modules/windows-mutex-tests: New file. + 2024-08-06 Bruno Haible windows-mutex, windows-timedmutex: Follow pthread_mutex_trylock spec. diff --git a/modules/windows-mutex-tests b/modules/windows-mutex-tests new file mode 100644 index 0000000000..9563664aef --- /dev/null +++ b/modules/windows-mutex-tests @@ -0,0 +1,11 @@ +Files: +tests/test-windows-mutex-type.c +tests/macros.h + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-windows-mutex-type +check_PROGRAMS += test-windows-mutex-type diff --git a/tests/test-windows-mutex-type.c b/tests/test-windows-mutex-type.c new file mode 100644 index 0000000000..54d1589588 --- /dev/null +++ b/tests/test-windows-mutex-type.c @@ -0,0 +1,78 @@ +/* Test of locking in multithreaded situations. + Copyright (C) 2024 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 . */ + +/* Written by Bruno Haible , 2024. */ + +#include + +#if defined _WIN32 && !defined __CYGWIN__ + +/* Specification. */ +# include "windows-mutex.h" + +# include +# include +# include + +# include "macros.h" + +/* Returns the effective type of a lock. */ +static const char * +get_effective_type (glwthread_mutex_t *lock) +{ + /* Lock once. */ + ASSERT (glwthread_mutex_lock (lock) == 0); + + /* Try to lock a second time. */ + int err = glwthread_mutex_trylock (lock); + if (err == 0) + return "RECURSIVE"; + if (err == EBUSY) + return "NORMAL"; + + return "impossible!"; +} + +int +main () +{ + /* Find the effective type of a lock. */ + const char *type; + { + glwthread_mutex_t lock; + glwthread_mutex_init (&lock); + type = get_effective_type (&lock); + } + + printf ("type = %s\n", type); + + ASSERT (strcmp (type, "NORMAL") == 0); + + return test_exit_status; +} + +#else + +# include + +int +main () +{ + fputs ("Skipping test: not a native Windows system\n", stderr); + return 77; +} + +#endif