[PATCH v6] Confstr support for RTEMS
Eshan Dhawan
eshandhawan51 at gmail.com
Mon Feb 8 08:42:16 UTC 2021
From: Eshan dhawan <eshandhawan51 at gmail.com>
Signed-off-by: Eshan Dhawan <eshandhawan51 at gmail.com>
---
cpukit/Makefile.am | 1 +
cpukit/posix/src/confstr.c | 151 ++++++++++++++++++
spec/build/cpukit/librtemscpu.yml | 1 +
spec/build/testsuites/psxtests/grp.yml | 2 +
spec/build/testsuites/psxtests/psxconfstr.yml | 20 +++
testsuites/psxtests/Makefile.am | 9 ++
testsuites/psxtests/configure.ac | 1 +
testsuites/psxtests/psxconfstr/init.c | 143 +++++++++++++++++
testsuites/psxtests/psxconfstr/psxconfstr.doc | 17 ++
testsuites/psxtests/psxconfstr/psxconfstr.scn | 4 +
10 files changed, 349 insertions(+)
create mode 100644 cpukit/posix/src/confstr.c
create mode 100644 spec/build/testsuites/psxtests/psxconfstr.yml
create mode 100644 testsuites/psxtests/psxconfstr/init.c
create mode 100644 testsuites/psxtests/psxconfstr/psxconfstr.doc
create mode 100644 testsuites/psxtests/psxconfstr/psxconfstr.scn
diff --git a/cpukit/Makefile.am b/cpukit/Makefile.am
index 565aa66ce1..469754ab84 100644
--- a/cpukit/Makefile.am
+++ b/cpukit/Makefile.am
@@ -511,6 +511,7 @@ librtemscpu_a_SOURCES += posix/src/condsignalsupp.c
librtemscpu_a_SOURCES += posix/src/condtimedwait.c
librtemscpu_a_SOURCES += posix/src/condwait.c
librtemscpu_a_SOURCES += posix/src/condwaitsupp.c
+librtemscpu_a_SOURCES += posix/src/confstr.c
librtemscpu_a_SOURCES += posix/src/_execve.c
librtemscpu_a_SOURCES += posix/src/fork.c
librtemscpu_a_SOURCES += posix/src/key.c
diff --git a/cpukit/posix/src/confstr.c b/cpukit/posix/src/confstr.c
new file mode 100644
index 0000000000..5f18f78096
--- /dev/null
+++ b/cpukit/posix/src/confstr.c
@@ -0,0 +1,151 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+/* Reduced to make sense in RTEMS */
+__SCCSID("@(#)confstr.c 8.1 (Berkeley) 6/4/93");
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+
+#include <errno.h>
+#include <limits.h>
+#include <string.h>
+#include <unistd.h>
+
+/* Many programming environment flags have same values
+* this block is added to raise error if the flags value change
+*/
+
+#if (_CS_POSIX_V6_ILP32_OFF32_CFLAGS != _CS_POSIX_V7_ILP32_OFF32_CFLAGS)
+#error "_CS_POSIX_V6_ILP32_OFF32_CFLAGS and _CS_POSIX_V7_ILP32_OFF32_CFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_ILP32_OFF32_LDFLAGS != _CS_POSIX_V7_ILP32_OFF32_LDFLAGS)
+#error "_CS_POSIX_V6_ILP32_OFF32_LDFLAGS and _CS_POSIX_V7_ILP32_OFF32_LDFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_ILP32_OFF32_LIBS!= _CS_POSIX_V7_ILP32_OFF32_LIBS)
+#error "_CS_POSIX_V6_ILP32_OFF32_LIBS and _CS_POSIX_V7_ILP32_OFF32_LIBS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS != _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS)
+#error "_CS_POSIX_V6_LPBIG_OFFBIG_CFLAG and _CS_POSIX_V7_LPBIG_OFFBIG_CFLAG flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS != _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS)
+#error "_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS and _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V7_LPBIG_OFFBIG_LIBS != _CS_POSIX_V7_LPBIG_OFFBIG_LIBS)
+#error "_CS_POSIX_V6_LPBIG_OFFBIG_LIBS and _CS_POSIX_V7_LPBIG_OFFBIG_LIBS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS != _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS)
+#error "_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS and _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS != _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS)
+#error "_CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS and _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V7_ILP32_OFFBIG_LIBS != _CS_POSIX_V7_ILP32_OFFBIG_LIBS)
+#error "_CS_POSIX_V6_ILP32_OFFBIG_LIBS and _CS_POSIX_V7_ILP32_OFFBIG_LIBS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_LP64_OFF64_CFLAGS != _CS_POSIX_V7_LP64_OFF64_CFLAGS)
+#error "_CS_POSIX_V6_LP64_OFF64_CFLAGS and _CS_POSIX_V7_LP64_OFF64_CFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V6_LP64_OFF64_LDFLAGS != _CS_POSIX_V7_LP64_OFF64_LDFLAGS)
+#error "_CS_POSIX_V6_LP64_OFF64_LDFLAGS and _CS_POSIX_V7_LP64_OFF64_LDFLAGS flag values not equal"
+#endif
+
+#if (_CS_POSIX_V7_LP64_OFF64_LIBS != _CS_POSIX_V7_LP64_OFF64_LIBS)
+#error "_CS_POSIX_V6_LP64_OFF64_LIBS and _CS_POSIX_V7_LP64_OFF64_LIBS flag values not equal"
+#endif
+
+#if (_CS_V6_ENV != _CS_V7_ENV)
+#error "_CS_V6_ENV and _CS_V7_ENV flag values not equal"
+#endif
+
+size_t confstr(int name, char *buf, size_t len)
+{
+ const char *p;
+ const char UPE[] = "unsupported programming environment";
+
+ switch (name) {
+
+ case _CS_PATH:
+ errno = EINVAL;
+ return (0);
+
+/*
+ * POSIX/SUS ``Programming Environments'' stuff
+ *
+ * We don't support more than one programming environment
+ * on any platform (yet), so we just return the empty
+ * string for the environment we are compiled for,
+ * and the string "unsupported programming environment"
+ * for anything else. (The Standard says that if these
+ * values are used on a system which does not support
+ * this environment -- determined via sysconf() -- then
+ * the value we return is unspecified. So, we return
+ * something which will cause obvious breakage.)
+ */
+
+ case _CS_POSIX_V7_ILP32_OFF32_CFLAGS:
+ case _CS_POSIX_V7_ILP32_OFF32_LDFLAGS:
+ case _CS_POSIX_V7_ILP32_OFF32_LIBS:
+ case _CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS:
+ case _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS:
+ case _CS_POSIX_V7_LPBIG_OFFBIG_LIBS:
+ case _CS_POSIX_V7_ILP32_OFFBIG_CFLAGS:
+ case _CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS:
+ case _CS_POSIX_V7_ILP32_OFFBIG_LIBS:
+ case _CS_POSIX_V7_LP64_OFF64_CFLAGS:
+ case _CS_POSIX_V7_LP64_OFF64_LDFLAGS:
+ case _CS_POSIX_V7_LP64_OFF64_LIBS:
+ case _CS_V7_ENV:
+
+
+ p = UPE;
+ if (len != 0 && buf != NULL){
+ strlcpy(buf, p, len);
+ }
+ return (strlen(p) + 1);
+
+ default:
+ errno = EINVAL;
+ return (0);
+ }
+ /* NOTREACHED */
+}
diff --git a/spec/build/cpukit/librtemscpu.yml b/spec/build/cpukit/librtemscpu.yml
index a43dcf0d48..81a86741bd 100644
--- a/spec/build/cpukit/librtemscpu.yml
+++ b/spec/build/cpukit/librtemscpu.yml
@@ -1005,6 +1005,7 @@ source:
- cpukit/posix/src/condtimedwait.c
- cpukit/posix/src/condwait.c
- cpukit/posix/src/condwaitsupp.c
+- cpukit/posix/src/confstr.c
- cpukit/posix/src/_execve.c
- cpukit/posix/src/fork.c
- cpukit/posix/src/key.c
diff --git a/spec/build/testsuites/psxtests/grp.yml b/spec/build/testsuites/psxtests/grp.yml
index 47dedac275..9aca26e694 100644
--- a/spec/build/testsuites/psxtests/grp.yml
+++ b/spec/build/testsuites/psxtests/grp.yml
@@ -89,6 +89,8 @@ links:
uid: psxcond02
- role: build-dependency
uid: psxconfig01
+- role: build-dependency
+ uid: psxconfstr
- role: build-dependency
uid: psxdevctl01
- role: build-dependency
diff --git a/spec/build/testsuites/psxtests/psxconfstr.yml b/spec/build/testsuites/psxtests/psxconfstr.yml
new file mode 100644
index 0000000000..252fc4601d
--- /dev/null
+++ b/spec/build/testsuites/psxtests/psxconfstr.yml
@@ -0,0 +1,20 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+build-type: test-program
+cflags: []
+copyrights:
+- Copyright (C) 2020 Eshan Dhawan (eshandhawan51 at gmail.com)
+cppflags: []
+cxxflags: []
+enabled-by: true
+features: c cprogram
+includes: []
+ldflags: []
+links: []
+source:
+- testsuites/psxtests/psxconfstr/init.c
+stlib:
+- m
+target: testsuites/psxtests/psxconfstr.exe
+type: build
+use-after: []
+use-before: []
diff --git a/testsuites/psxtests/Makefile.am b/testsuites/psxtests/Makefile.am
index aae5fe764a..246f5b82df 100755
--- a/testsuites/psxtests/Makefile.am
+++ b/testsuites/psxtests/Makefile.am
@@ -358,6 +358,15 @@ psxconfig01_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_FLAGS_psxconfig01) \
$(support_includes) -I$(top_srcdir)/include
endif
+
+psx_tests += psxconfstr
+psx_screens += psxconfstr/psxconfstr.scn
+psx_docs += psxconfstr/psxconfstr.doc
+psxconfstr_SOURCES = psxconfstr/init.c
+psxconfstr_CPPFLAGS = $(AM_CPPFLAGS) $(TEST_FLAGS_psxconfstr) \
+ $(support_includes)
+
+
if TEST_psxdevctl01
psx_tests += psxdevctl01
psx_screens += psxdevctl01/psxdevctl01.scn
diff --git a/testsuites/psxtests/configure.ac b/testsuites/psxtests/configure.ac
index c509086abc..96c937cb4d 100644
--- a/testsuites/psxtests/configure.ac
+++ b/testsuites/psxtests/configure.ac
@@ -80,6 +80,7 @@ RTEMS_TEST_CHECK([psxconcurrency01])
RTEMS_TEST_CHECK([psxcond01])
RTEMS_TEST_CHECK([psxcond02])
RTEMS_TEST_CHECK([psxconfig01])
+RTEMS_TEST_CHECK([psxconfstr])
RTEMS_TEST_CHECK([psxdevctl01])
RTEMS_TEST_CHECK([psxeintr_join])
RTEMS_TEST_CHECK([psxenosys])
diff --git a/testsuites/psxtests/psxconfstr/init.c b/testsuites/psxtests/psxconfstr/init.c
new file mode 100644
index 0000000000..e38787132b
--- /dev/null
+++ b/testsuites/psxtests/psxconfstr/init.c
@@ -0,0 +1,143 @@
+/*
+ * @file
+ * @brief Test suite for confstr method
+ */
+
+/*
+ * SPDX-License-Identifier: BSD-2-Clause
+ *
+ * Copyright (C) 2020 Eshan Dhawan, Sebastian Huber
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <rtems.h>
+#include <rtems/test.h>
+#include <unistd.h>
+#include <rtems/bspIo.h>
+
+#include "tmacros.h"
+#include "test_support.h"
+
+const char rtems_test_name[] = "PSXCONFSTR";
+
+/* Forward declaration to avoid warnings */
+rtems_task Init( rtems_task_argument ignored );
+
+static char buffer[512];
+
+static const T_action actions[] = {
+ T_report_hash_sha256,
+ T_check_task_context,
+ T_check_file_descriptors,
+ T_check_rtems_barriers,
+ T_check_rtems_extensions,
+ T_check_rtems_message_queues,
+ T_check_rtems_partitions,
+ T_check_rtems_periods,
+ T_check_rtems_regions,
+ T_check_rtems_semaphores,
+ T_check_rtems_tasks,
+ T_check_rtems_timers,
+ T_check_posix_keys
+};
+
+static const T_config config = {
+ .name = "psxconfstr",
+ .buf = buffer,
+ .putchar = rtems_put_char,
+ .buf_size = sizeof(buffer),
+ .verbosity = T_VERBOSE,
+ .now = T_now_clock,
+ .action_count = T_ARRAY_SIZE(actions),
+ .actions = actions
+};
+
+/* init test function begins */
+T_TEST_CASE(confstr)
+{
+
+int r;
+ char * buf ;
+ const char UPE[] = "unsupported programming environment";
+ size_t len1;
+ len1 = strlen(UPE) + 1;
+ r = confstr(_CS_PATH, buf, sizeof(buf));
+ T_quiet_psx_success(r);
+
+ r = confstr(_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_POSIX_V6_LP64_OFF64_LDFLAGS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_POSIX_V7_ILP32_OFF32_CFLAGS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_POSIX_V7_ILP32_OFFBIG_CFLAGS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_POSIX_V7_LP64_OFF64_LIBS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_POSIX_V6_LP64_OFF64_CFLAGS, buf, sizeof(buf));
+ T_quiet_eq_int(r, len1);
+
+ r = confstr(_CS_PATH, buf, sizeof(buf));
+ T_quiet_psx_success(r);
+
+}
+
+rtems_task Init(rtems_task_argument ignored)
+{
+ int exit_code;
+
+ TEST_BEGIN();
+
+ T_register();
+ exit_code = T_main(&config);
+ if (exit_code == 0) {
+ TEST_END();
+ }
+
+ rtems_test_exit(exit_code);
+
+}
+#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+
+#define CONFIGURE_MAXIMUM_TASKS 1
+
+#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+#define CONFIGURE_INIT
+
+#include <rtems/confdefs.h>
+/* end of file */
diff --git a/testsuites/psxtests/psxconfstr/psxconfstr.doc b/testsuites/psxtests/psxconfstr/psxconfstr.doc
new file mode 100644
index 0000000000..43501791b8
--- /dev/null
+++ b/testsuites/psxtests/psxconfstr/psxconfstr.doc
@@ -0,0 +1,17 @@
+# COPYRIGHT (c) 2020
+# On-Line Applications Research Corporation (OAR).
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name: psxconfstr
+
+Directives:
+ Confstr()
+
+Concepts:
+
++ This test exercises the confstr method
+
diff --git a/testsuites/psxtests/psxconfstr/psxconfstr.scn b/testsuites/psxtests/psxconfstr/psxconfstr.scn
new file mode 100644
index 0000000000..cb9e49dc72
--- /dev/null
+++ b/testsuites/psxtests/psxconfstr/psxconfstr.scn
@@ -0,0 +1,4 @@
+*** BEGIN OF TEST PSXCONFSTR ***
+
+*** END OF TEST PSXCONFSTR ***
+
--
2.27.0
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