Module: xenomai-forge
Branch: next
Commit: 433f1a84c25038e5ddf8203b4f12f12677751f99
URL:    
http://git.xenomai.org/?p=xenomai-forge.git;a=commit;h=433f1a84c25038e5ddf8203b4f12f12677751f99

Author: Philippe Gerum <r...@xenomai.org>
Date:   Fri Aug 22 10:24:33 2014 +0200

testsuite/smokey: add fork-exec test

---

 configure                              |    3 +-
 configure.ac                           |    1 +
 testsuite/smokey/Makefile.am           |    3 +-
 testsuite/smokey/Makefile.in           |    3 +-
 testsuite/smokey/fork-exec/Makefile.am |   10 +
 testsuite/smokey/fork-exec/Makefile.in |  643 ++++++++++++++++++++++++++++++++
 testsuite/smokey/fork-exec/fork-exec.c |   52 +++
 7 files changed, 712 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 7e767a5..3d0a784 100755
--- a/configure
+++ b/configure
@@ -14254,7 +14254,7 @@ fi
 
 
 
-ac_config_files="$ac_config_files Makefile config/Makefile scripts/Makefile 
scripts/xeno-config:scripts/xeno-config-$rtcore_type.in scripts/xeno 
lib/Makefile lib/boilerplate/Makefile lib/cobalt/Makefile 
lib/cobalt/arch/Makefile lib/cobalt/arch/arm/Makefile 
lib/cobalt/arch/arm/include/Makefile lib/cobalt/arch/arm/include/asm/Makefile 
lib/cobalt/arch/arm/include/asm/xenomai/Makefile 
lib/cobalt/arch/powerpc/Makefile lib/cobalt/arch/powerpc/include/Makefile 
lib/cobalt/arch/powerpc/include/asm/Makefile 
lib/cobalt/arch/powerpc/include/asm/xenomai/Makefile 
lib/cobalt/arch/blackfin/Makefile lib/cobalt/arch/blackfin/include/Makefile 
lib/cobalt/arch/blackfin/include/asm/Makefile 
lib/cobalt/arch/blackfin/include/asm/xenomai/Makefile 
lib/cobalt/arch/x86/Makefile lib/cobalt/arch/x86/include/Makefile 
lib/cobalt/arch/x86/include/asm/Makefile 
lib/cobalt/arch/x86/include/asm/xenomai/Makefile lib/cobalt/arch/nios2/Makefile 
lib/cobalt/arch/nios2/include/Makefile lib/cobalt/arch/nios2/include/asm/Makef
 ile lib/cobalt/arch/nios2/include/asm/xenomai/Makefile 
lib/cobalt/arch/sh/Makefile lib/cobalt/arch/sh/include/Makefile 
lib/cobalt/arch/sh/include/asm/Makefile 
lib/cobalt/arch/sh/include/asm/xenomai/Makefile lib/copperplate/Makefile 
lib/copperplate/regd/Makefile lib/alchemy/Makefile lib/vxworks/Makefile 
lib/psos/Makefile lib/analogy/Makefile lib/smokey/Makefile lib/trank/Makefile 
testsuite/Makefile testsuite/latency/Makefile testsuite/switchtest/Makefile 
testsuite/smokey/Makefile testsuite/smokey/arith/Makefile 
testsuite/smokey/sched-quota/Makefile testsuite/smokey/sched-tp/Makefile 
testsuite/smokey/rtdm/Makefile testsuite/smokey/vdso-access/Makefile 
testsuite/smokey/cond-torture/Makefile testsuite/smokey/mutex-torture/Makefile 
testsuite/smokey/xddp/Makefile testsuite/smokey/iddp/Makefile 
testsuite/smokey/bufp/Makefile testsuite/clocktest/Makefile 
testsuite/xeno-test/Makefile testsuite/regression/Makefile 
testsuite/regression/posix/Makefile utils/Makefile utils/can/Makefile utils/ana
 logy/Makefile utils/ps/Makefile utils/slackspot/Makefile 
utils/autotune/Makefile demo/Makefile demo/posix/Makefile 
demo/posix/cobalt/Makefile demo/alchemy/Makefile demo/alchemy/cobalt/Makefile 
include/Makefile include/nocore/Makefile include/cobalt/uapi/Makefile 
include/cobalt/uapi/asm-generic/Makefile include/cobalt/uapi/kernel/Makefile 
include/cobalt/Makefile include/cobalt/sys/Makefile 
include/cobalt/kernel/Makefile include/cobalt/kernel/rtdm/Makefile 
include/cobalt/kernel/rtdm/analogy/Makefile include/cobalt/boilerplate/Makefile 
include/rtdm/Makefile include/rtdm/uapi/Makefile include/mercury/Makefile 
include/mercury/boilerplate/Makefile include/boilerplate/Makefile 
include/copperplate/Makefile include/alchemy/Makefile include/vxworks/Makefile 
include/psos/Makefile include/smokey/Makefile include/trank/Makefile 
include/trank/posix/Makefile include/trank/native/Makefile 
include/trank/rtdm/Makefile doc/Makefile doc/doxygen/Makefile 
doc/doxygen/xeno3prm-common.conf doc/doxygen/xeno
 3prm-html.conf doc/doxygen/xeno3prm-latex.conf doc/gitdoc/Makefile 
doc/asciidoc/Makefile"
+ac_config_files="$ac_config_files Makefile config/Makefile scripts/Makefile 
scripts/xeno-config:scripts/xeno-config-$rtcore_type.in scripts/xeno 
lib/Makefile lib/boilerplate/Makefile lib/cobalt/Makefile 
lib/cobalt/arch/Makefile lib/cobalt/arch/arm/Makefile 
lib/cobalt/arch/arm/include/Makefile lib/cobalt/arch/arm/include/asm/Makefile 
lib/cobalt/arch/arm/include/asm/xenomai/Makefile 
lib/cobalt/arch/powerpc/Makefile lib/cobalt/arch/powerpc/include/Makefile 
lib/cobalt/arch/powerpc/include/asm/Makefile 
lib/cobalt/arch/powerpc/include/asm/xenomai/Makefile 
lib/cobalt/arch/blackfin/Makefile lib/cobalt/arch/blackfin/include/Makefile 
lib/cobalt/arch/blackfin/include/asm/Makefile 
lib/cobalt/arch/blackfin/include/asm/xenomai/Makefile 
lib/cobalt/arch/x86/Makefile lib/cobalt/arch/x86/include/Makefile 
lib/cobalt/arch/x86/include/asm/Makefile 
lib/cobalt/arch/x86/include/asm/xenomai/Makefile lib/cobalt/arch/nios2/Makefile 
lib/cobalt/arch/nios2/include/Makefile lib/cobalt/arch/nios2/include/asm/Makef
 ile lib/cobalt/arch/nios2/include/asm/xenomai/Makefile 
lib/cobalt/arch/sh/Makefile lib/cobalt/arch/sh/include/Makefile 
lib/cobalt/arch/sh/include/asm/Makefile 
lib/cobalt/arch/sh/include/asm/xenomai/Makefile lib/copperplate/Makefile 
lib/copperplate/regd/Makefile lib/alchemy/Makefile lib/vxworks/Makefile 
lib/psos/Makefile lib/analogy/Makefile lib/smokey/Makefile lib/trank/Makefile 
testsuite/Makefile testsuite/latency/Makefile testsuite/switchtest/Makefile 
testsuite/smokey/Makefile testsuite/smokey/arith/Makefile 
testsuite/smokey/sched-quota/Makefile testsuite/smokey/sched-tp/Makefile 
testsuite/smokey/rtdm/Makefile testsuite/smokey/vdso-access/Makefile 
testsuite/smokey/cond-torture/Makefile testsuite/smokey/mutex-torture/Makefile 
testsuite/smokey/xddp/Makefile testsuite/smokey/iddp/Makefile 
testsuite/smokey/bufp/Makefile testsuite/smokey/fork-exec/Makefile 
testsuite/clocktest/Makefile testsuite/xeno-test/Makefile 
testsuite/regression/Makefile testsuite/regression/posix/Makefile utils/M
 akefile utils/can/Makefile utils/analogy/Makefile utils/ps/Makefile 
utils/slackspot/Makefile utils/autotune/Makefile demo/Makefile 
demo/posix/Makefile demo/posix/cobalt/Makefile demo/alchemy/Makefile 
demo/alchemy/cobalt/Makefile include/Makefile include/nocore/Makefile 
include/cobalt/uapi/Makefile include/cobalt/uapi/asm-generic/Makefile 
include/cobalt/uapi/kernel/Makefile include/cobalt/Makefile 
include/cobalt/sys/Makefile include/cobalt/kernel/Makefile 
include/cobalt/kernel/rtdm/Makefile include/cobalt/kernel/rtdm/analogy/Makefile 
include/cobalt/boilerplate/Makefile include/rtdm/Makefile 
include/rtdm/uapi/Makefile include/mercury/Makefile 
include/mercury/boilerplate/Makefile include/boilerplate/Makefile 
include/copperplate/Makefile include/alchemy/Makefile include/vxworks/Makefile 
include/psos/Makefile include/smokey/Makefile include/trank/Makefile 
include/trank/posix/Makefile include/trank/native/Makefile 
include/trank/rtdm/Makefile doc/Makefile doc/doxygen/Makefile doc/doxygen/x
 eno3prm-common.conf doc/doxygen/xeno3prm-html.conf 
doc/doxygen/xeno3prm-latex.conf doc/gitdoc/Makefile doc/asciidoc/Makefile"
 
 
 cat >confcache <<\_ACEOF
@@ -15373,6 +15373,7 @@ do
     "testsuite/smokey/xddp/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/smokey/xddp/Makefile" ;;
     "testsuite/smokey/iddp/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/smokey/iddp/Makefile" ;;
     "testsuite/smokey/bufp/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/smokey/bufp/Makefile" ;;
+    "testsuite/smokey/fork-exec/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/smokey/fork-exec/Makefile" ;;
     "testsuite/clocktest/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/clocktest/Makefile" ;;
     "testsuite/xeno-test/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/xeno-test/Makefile" ;;
     "testsuite/regression/Makefile") CONFIG_FILES="$CONFIG_FILES 
testsuite/regression/Makefile" ;;
diff --git a/configure.ac b/configure.ac
index 393b2c5..e2031ea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -881,6 +881,7 @@ AC_CONFIG_FILES([ \
        testsuite/smokey/xddp/Makefile \
        testsuite/smokey/iddp/Makefile \
        testsuite/smokey/bufp/Makefile \
+       testsuite/smokey/fork-exec/Makefile \
        testsuite/clocktest/Makefile \
        testsuite/xeno-test/Makefile \
        testsuite/regression/Makefile \
diff --git a/testsuite/smokey/Makefile.am b/testsuite/smokey/Makefile.am
index bd14a83..50fbad7 100644
--- a/testsuite/smokey/Makefile.am
+++ b/testsuite/smokey/Makefile.am
@@ -19,7 +19,8 @@ SUBDIRS =             \
        sched-quota     \
        sched-tp        \
        vdso-access     \
-       xddp
+       xddp            \
+       fork-exec
 else
 SUBDIRS =
 wrappers =
diff --git a/testsuite/smokey/Makefile.in b/testsuite/smokey/Makefile.in
index b42ba18..d012123 100644
--- a/testsuite/smokey/Makefile.in
+++ b/testsuite/smokey/Makefile.in
@@ -394,7 +394,8 @@ core_libs = $(am__append_1)
 @XENO_COBALT_TRUE@     sched-quota     \
 @XENO_COBALT_TRUE@     sched-tp        \
 @XENO_COBALT_TRUE@     vdso-access     \
-@XENO_COBALT_TRUE@     xddp
+@XENO_COBALT_TRUE@     xddp            \
+@XENO_COBALT_TRUE@     fork-exec
 
 plugin_list = $(foreach plugin,$(SUBDIRS),$(plugin)/lib$(plugin).a)
 # wrap-link.sh is confused by -whole-archive, so work around
diff --git a/testsuite/smokey/fork-exec/Makefile.am 
b/testsuite/smokey/fork-exec/Makefile.am
new file mode 100644
index 0000000..e1d0a33
--- /dev/null
+++ b/testsuite/smokey/fork-exec/Makefile.am
@@ -0,0 +1,10 @@
+
+noinst_LIBRARIES = libfork-exec.a
+
+libfork_exec_a_SOURCES = fork-exec.c
+
+CCLD = $(top_srcdir)/scripts/wrap-link.sh $(CC)
+
+libfork_exec_a_CPPFLAGS =      \
+       @XENO_USER_CFLAGS@      \
+       -I$(top_srcdir)/include
diff --git a/testsuite/smokey/fork-exec/Makefile.in 
b/testsuite/smokey/fork-exec/Makefile.in
new file mode 100644
index 0000000..3f7d030
--- /dev/null
+++ b/testsuite/smokey/fork-exec/Makefile.in
@@ -0,0 +1,643 @@
+# Makefile.in generated by automake 1.13.4 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+VPATH = @srcdir@
+am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__make_running_with_option = \
+  case $${target_option-} in \
+      ?) ;; \
+      *) echo "am__make_running_with_option: internal error: invalid" \
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+  esac; \
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+    sane_makeflags=$$MFLAGS; \
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+      *\\[\ \  ]*) \
+        bs=\\; \
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+          | sed "s/$$bs$$bs[$$bs $$bs  ]*//g"`;; \
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+    test $$skip_next = yes && { skip_next=no; continue; }; \
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+pkgincludedir = $(includedir)/@PACKAGE@
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+pkglibexecdir = $(libexecdir)/@PACKAGE@
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+install_sh_DATA = $(install_sh) -c -m 644
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+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
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+subdir = testsuite/smokey/fork-exec
+DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
+       $(top_srcdir)/config/depcomp
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/config/ac_prog_cc_for_build.m4 \
+       $(top_srcdir)/config/libtool.m4 \
+       $(top_srcdir)/config/ltoptions.m4 \
+       $(top_srcdir)/config/ltsugar.m4 \
+       $(top_srcdir)/config/ltversion.m4 \
+       $(top_srcdir)/config/lt~obsolete.m4 \
+       $(top_srcdir)/config/version $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
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+mkinstalldirs = $(install_sh) -d
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+CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_VPATH_FILES =
+LIBRARIES = $(noinst_LIBRARIES)
+ARFLAGS = cru
+AM_V_AR = $(am__v_AR_@AM_V@)
+am__v_AR_ = $(am__v_AR_@AM_DEFAULT_V@)
+am__v_AR_0 = @echo "  AR      " $@;
+am__v_AR_1 = 
+libfork_exec_a_AR = $(AR) $(ARFLAGS)
+libfork_exec_a_LIBADD =
+am_libfork_exec_a_OBJECTS = libfork_exec_a-fork-exec.$(OBJEXT)
+libfork_exec_a_OBJECTS = $(am_libfork_exec_a_OBJECTS)
+AM_V_P = $(am__v_P_@AM_V@)
+am__v_P_ = $(am__v_P_@AM_DEFAULT_V@)
+am__v_P_0 = false
+am__v_P_1 = :
+AM_V_GEN = $(am__v_GEN_@AM_V@)
+am__v_GEN_ = $(am__v_GEN_@AM_DEFAULT_V@)
+am__v_GEN_0 = @echo "  GEN     " $@;
+am__v_GEN_1 = 
+AM_V_at = $(am__v_at_@AM_V@)
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+'
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+  list='$(am__tagged_files)'; \
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+    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+  done | $(am__uniquify_input)`
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+XENO_BUILD_STRING = @XENO_BUILD_STRING@
+XENO_COBALT_CFLAGS = @XENO_COBALT_CFLAGS@
+XENO_DEMO_DIR = @XENO_DEMO_DIR@
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diff --git a/testsuite/smokey/fork-exec/fork-exec.c 
b/testsuite/smokey/fork-exec/fork-exec.c
new file mode 100644
index 0000000..49e8694
--- /dev/null
+++ b/testsuite/smokey/fork-exec/fork-exec.c
@@ -0,0 +1,52 @@
+/*
+ * fork->exec test.
+ *
+ * Copyright (C) Philippe Gerum <r...@xenomai.org>
+ *
+ * Released under the terms of GPLv2.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <error.h>
+#include <xeno_config.h>
+#include <smokey/smokey.h>
+
+smokey_test_plugin(fork_exec,
+                  SMOKEY_NOARGS,
+                  "Check fork->exec sequence."
+);
+
+/*
+ * The purpose of this test is to check whether Cobalt detects and
+ * handles a fork->exec sequence properly for Xenomai-enabled threads,
+ * with respect to managing their respective shadow contexts. Cobalt
+ * should drop the child's shadow upon detecting exec(), then create
+ * another one for the emerging process's main() thread as usual.
+ *
+ * We don't have to do much beyond firing such sequence fo testing: if
+ * Cobalt messes up, the kernel will certainly crash.
+ */
+static int run_fork_exec(struct smokey_test *t, int argc, char *const argv[])
+{
+       struct timespec req;
+
+       switch (fork()) {
+       case -1:
+               error(1, errno, "fork");
+       case 0:
+               /*
+                * Re-exec ourselves without running any test, this is
+                * enough for creating a shadow context.
+                */
+               execl(CONFIG_XENO_PREFIX "/bin/smokey", "smokey", NULL);
+               _exit(99);
+       default:
+               req.tv_sec = 0;
+               req.tv_nsec = 20000000;
+               clock_nanosleep(CLOCK_MONOTONIC, 0, &req, NULL);
+       }
+
+       return 0;
+}


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