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https://gitee.com/mirrors_PX4/PX4-Autopilot.git
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Added a test of posix_spawn()
git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5507 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
@@ -0,0 +1,85 @@
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############################################################################
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# apps/examples/posix_spawn/filesystem/Makefile
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#
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# Copyright (C) 2013 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/Make.defs
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include $(APPDIR)$(DELIM)Make.defs
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SPAWN_DIR = $(APPDIR)$(DELIM)examples$(DELIM)posix_spawn
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FILESYSTEM_DIR = $(SPAWN_DIR)$(DELIM)filesystem
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ROMFS_DIR = $(FILESYSTEM_DIR)$(DELIM)romfs
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ROMFS_IMG = $(FILESYSTEM_DIR)$(DELIM)romfs.img
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ROMFS_HDR = $(FILESYSTEM_DIR)$(DELIM)romfs.h
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SYMTAB_SRC = $(FILESYSTEM_DIR)$(DELIM)symtab.c
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all: $(ROMFS_HDR) $(SYMTAB_SRC)
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.PHONY: all program clean install populate
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# Create the romfs directory
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$(ROMFS_DIR):
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$(Q) mkdir $(ROMFS_DIR)
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# Build the test program
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program: $(ROMFS_DIR)
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$(Q) $(MAKE) -C program program TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)"
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# Install the test program in the romfs directory
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install: program testdata.txt
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$(Q) $(MAKE) -C program install TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)"
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$(Q) install --mode=0644 testdata.txt $(ROMFS_DIR)/testdata.txt
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# Create the romfs.img file from the romfs directory
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$(ROMFS_IMG): install
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$(Q) genromfs -f $@ -d $(ROMFS_DIR) -V "POSIXSPAWN"
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# Create the romfs.h header file from the romfs.img file
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$(ROMFS_HDR) : $(ROMFS_IMG)
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$(Q) (cd $(FILESYSTEM_DIR); xxd -i romfs.img | sed -e "s/^unsigned/static const unsigned/g" >$@)
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# Create the exported symbol table
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$(SYMTAB_SRC): program
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$(Q) $(FILESYSTEM_DIR)$(DELIM)mksymtab.sh $(ROMFS_DIR) >$@
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# Clean each subdirectory
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clean:
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$(Q) $(MAKE) -C program clean TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)"
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$(Q) rm -f $(ROMFS_HDR) $(ROMFS_IMG) $(SYMTAB_SRC)
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$(Q) rm -rf $(ROMFS_DIR)
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+51
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#!/bin/bash
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usage="Usage: $0 <test-dir-path>"
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# Check for the required ROMFS directory path
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dir=$1
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if [ -z "$dir" ]; then
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echo "ERROR: Missing <test-dir-path>"
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echo ""
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echo $usage
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exit 1
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fi
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if [ ! -d "$dir" ]; then
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echo "ERROR: Directory $dir does not exist"
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echo ""
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echo $usage
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exit 1
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fi
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# Extract all of the undefined symbols from the ELF files and create a
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# list of sorted, unique undefined variable names.
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varlist=`find ${dir} -executable -type f | xargs nm | fgrep ' U ' | sed -e "s/^[ ]*//g" | cut -d' ' -f2 | sort | uniq`
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# Now output the symbol table as a structure in a C source file. All
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# undefined symbols are declared as void* types. If the toolchain does
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# any kind of checking for function vs. data objects, then this could
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# faile
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echo "#include <nuttx/compiler.h>"
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echo "#include <nuttx/binfmt/symtab.h>"
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echo ""
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for var in $varlist; do
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echo "extern void *${var};"
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done
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echo ""
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echo "const struct symtab_s exports[] = "
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echo "{"
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for var in $varlist; do
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echo " {\"${var}\", &${var}},"
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done
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echo "};"
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echo ""
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echo "const int nexports = sizeof(exports) / sizeof(struct symtab_s);"
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@@ -0,0 +1,59 @@
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############################################################################
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# examples/posix_spawn/filesystem/program/Makefile
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#
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# Copyright (C) 2013 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/Make.defs
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BIN = program
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SRCS = $(BIN).c
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OBJS = $(SRCS:.c=.o)
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all: $(BIN)
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$(OBJS): %.o: %.c
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@echo "CC: $<"
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$(Q) $(CC) -c $(CELFFLAGS) $< -o $@
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$(BIN): $(OBJS)
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@echo "LD: $<"
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$(Q) $(LD) $(LDELFFLAGS) -o $@ $^
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clean:
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$(call DELFILE, $(BIN))
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$(call CLEAN)
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install:
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$(Q) mkdir -p $(ROMFS_DIR)
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$(Q) install --mode=0755 $(BIN) $(ROMFS_DIR)/$(BIN)
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@@ -0,0 +1,60 @@
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/****************************************************************************
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* examples/posix_spawn/filesystem/program/program.c
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*
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <stdio.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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int main(int argc, char **argv)
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{
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int ch;
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/* stdin should have been redirected to testdata.txt. Read and print until
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* we hit the end of file.
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*/
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while ((ch = getchar()) != EOF)
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{
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putchar(ch);
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}
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return 0;
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}
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@@ -0,0 +1,2 @@
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Now is the time for all good men to come to the aid of their party.
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