Resync new repository with old repo r5166

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
2026-10-19 09:43:33 +08:00 · 2012-09-17 18:18:44 +00:00
commit 57623d42eb
5691 changed files with 1361853 additions and 0 deletions
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+############################################################################
+# examples/nxflat/tests/task/Makefile
+#
+#   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# 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 NuttX 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 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.
+#
+############################################################################
+
+-include $(TOPDIR)/.config	# Current configuration
+-include $(TOPDIR)/Make.defs	# Basic make info
+
+BIN			= task
+
+R1SRCS			= $(BIN).c
+R1OBJS			= $(R1SRCS:.c=.o)
+
+R2SRC			= $(BIN)-thunk.S
+R2OBJ			= $(R2SRC:.S=.o)
+
+all: $(BIN)
+
+$(R1OBJS): %.o: %.c
+	@echo "CC: $<"
+	@$(CC) -c $(CPICFLAGS) $< -o $@
+
+$(R2OBJ): %.o: %.S
+	@echo "AS: $<"
+	@$(CC) -c $(CPICFLAGS) $< -o $@
+
+$(BIN).r1: $(R1OBJS)
+	@echo "LD: $<"
+	@$(LD) $(NXFLATLDFLAGS1) -o $@ $^
+
+$(R2SRC): $(BIN).r1
+	@echo "MK: $<"
+	@$(MKNXFLAT) -o $@ $^
+
+$(BIN).r2: $(R2OBJ)
+	@echo "LD: $<"
+	@$(LD) $(NXFLATLDFLAGS2) -o $@ $(R1OBJS) $(R2OBJ)
+
+$(BIN): $(BIN).r2
+	@echo "LD: $<"
+	@$(LDNXFLAT) $(LDNXFLATFLAGS) -o $@ $^
+
+clean: 
+	@rm -f $(BIN) $(R2SRC) *.o *.r1 *.r2 *~ .*.swp core
+
+install:
+	@install -D $(BIN) $(ROMFS_DIR)/$(BIN)
+
+
@@ -0,0 +1,143 @@
+/****************************************************************************
+ * examples/nxflat/tests/task/parent.c
+ *
+ *   Copyright (C) 2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 NuttX 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 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.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <sched.h>
+#include <semaphore.h>
+#include <errno.h>
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static char child_name[] = "child";
+static char child_arg[] = "Hello from your parent!";
+static sem_t g_sem;
+
+#if CONFIG_TASK_NAME_SIZE == 0
+static char no_name[] = "<noname>";
+#endif
+
+/****************************************************************************
+ * Privite Functions
+ ****************************************************************************/
+
+/* NOTE: it is necessary for functions that are referred to by function pointers
+ * pointer to be declared with global scope (at least for ARM).  Otherwise,
+ * a relocation type that is not supported by NXFLAT is generated by GCC.
+ */
+
+ int child_task(int argc, char **argv)
+{
+  printf("Child: execv was successful!\n");
+  printf("Child: argc=%d\n", argc);
+
+  if (argc != 2)
+    {
+      printf("Child: expected argc to be 2\n");
+      printf("Child: Exit-ting with status=2\n");
+      exit(2);
+    }
+  printf("Child: argv[0]=\"%s\"\n", argv[0]);
+
+#if CONFIG_TASK_NAME_SIZE == 0
+  if (strcmp(argv[0], no_name) != 0)
+    {
+      printf("Child: expected argv[0] to be \"%s\"\n", no_name);
+      printf("Child: Exit-ting with status=3\n");
+      exit(3);
+    }
+#else
+  if (strncmp(argv[0], child_name, CONFIG_TASK_NAME_SIZE) != 0)
+    {
+      printf("Child: expected argv[0] to be \"%s\"\n", child_name);
+      printf("Child: Exit-ting with status=3\n");
+      exit(3);
+    }
+#endif
+
+  printf("Child: argv[1]=\"%s\"\n", argv[1]);
+
+  if (strcmp(argv[1], child_arg) != 0)
+    {
+      printf("Child: expected argv[1] to be \"%s\"\n", child_arg);
+      printf("Child: Exit-ting with status=4\n");
+      exit(4);
+    }
+
+  printf("Child: Exit-ting with status=0\n");
+  sem_post(&g_sem);
+  return 0;
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+int main(int argc, char **argv)
+{
+  pid_t parent_pid = getpid();
+  char *child_argv[2];
+  pid_t child_pid;
+
+  printf("Parent: Started, pid=%d\n", parent_pid);
+
+  sem_init(&g_sem, 0, 0);
+
+  printf("Parent: Calling task_create()\n");
+
+  child_argv[0] = child_arg;
+  child_argv[1] = 0;
+  child_pid = task_create(child_name, 50, 512, child_task, (const char**)child_argv);
+  if (child_pid < 0)
+    {
+      printf("Parent: task_create failed: %d\n", errno);
+    }
+
+  printf("Parent: Waiting for child (pid=%d)\n", child_pid);
+  sem_wait(&g_sem);
+  printf("Parent: Exit-ing\n");
+  sem_destroy(&g_sem);
+  return 0;
+}
+