From 697666a4f68ea2cd163cbba71dd703ee7b8efab5 Mon Sep 17 00:00:00 2001 From: patacongo Date: Thu, 10 Jan 2013 21:39:57 +0000 Subject: Added a test of posix_spawn() git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5507 42af7a65-404d-4744-a932-0658087f49c3 --- apps/ChangeLog.txt | 1 + apps/examples/Kconfig | 1 + apps/examples/elf/tests/Makefile | 18 +- apps/examples/elf/tests/mksymtab.sh | 18 +- apps/examples/nxflat/tests/Makefile | 4 +- apps/examples/posix_spawn/Kconfig | 29 + apps/examples/posix_spawn/Makefile | 110 ++++ apps/examples/posix_spawn/filesystem/Makefile | 85 +++ apps/examples/posix_spawn/filesystem/mksymtab.sh | 51 ++ .../posix_spawn/filesystem/program/Makefile | 59 ++ .../posix_spawn/filesystem/program/program.c | 60 ++ apps/examples/posix_spawn/filesystem/testdata.txt | 2 + apps/examples/posix_spawn/spawn_main.c | 356 ++++++++++++ nuttx/ChangeLog | 2 + .../configs/stm32f4discovery/posix_spawn/Make.defs | 130 +++++ .../configs/stm32f4discovery/posix_spawn/defconfig | 625 +++++++++++++++++++++ .../configs/stm32f4discovery/posix_spawn/setenv.sh | 79 +++ nuttx/libc/unistd/lib_execsymtab.c | 6 +- 18 files changed, 1605 insertions(+), 31 deletions(-) create mode 100644 apps/examples/posix_spawn/Kconfig create mode 100644 apps/examples/posix_spawn/Makefile create mode 100644 apps/examples/posix_spawn/filesystem/Makefile create mode 100755 apps/examples/posix_spawn/filesystem/mksymtab.sh create mode 100644 apps/examples/posix_spawn/filesystem/program/Makefile create mode 100644 apps/examples/posix_spawn/filesystem/program/program.c create mode 100644 apps/examples/posix_spawn/filesystem/testdata.txt create mode 100644 apps/examples/posix_spawn/spawn_main.c create mode 100644 nuttx/configs/stm32f4discovery/posix_spawn/Make.defs create mode 100644 nuttx/configs/stm32f4discovery/posix_spawn/defconfig create mode 100755 nuttx/configs/stm32f4discovery/posix_spawn/setenv.sh diff --git a/apps/ChangeLog.txt b/apps/ChangeLog.txt index cd15b430d..6b63527a7 100644 --- a/apps/ChangeLog.txt +++ b/apps/ChangeLog.txt @@ -461,4 +461,5 @@ the USB HID keyboard report data. * apps/examples/wlan: Remove non-functional example. * apps/examples/ostest/vfork.c: Added a test of vfork(). + * apps/exampes/posix_spawn: Added a test of poxis_spawn(). diff --git a/apps/examples/Kconfig b/apps/examples/Kconfig index b0cbd7088..ec0a97dd4 100644 --- a/apps/examples/Kconfig +++ b/apps/examples/Kconfig @@ -39,6 +39,7 @@ source "$APPSDIR/examples/pashello/Kconfig" source "$APPSDIR/examples/pipe/Kconfig" source "$APPSDIR/examples/poll/Kconfig" source "$APPSDIR/examples/pwm/Kconfig" +source "$APPSDIR/examples/posix_spawn/Kconfig" source "$APPSDIR/examples/qencoder/Kconfig" source "$APPSDIR/examples/relays/Kconfig" source "$APPSDIR/examples/rgmp/Kconfig" diff --git a/apps/examples/elf/tests/Makefile b/apps/examples/elf/tests/Makefile index 778dd6480..755199506 100644 --- a/apps/examples/elf/tests/Makefile +++ b/apps/examples/elf/tests/Makefile @@ -66,7 +66,7 @@ SYMTAB_SRC = $(TESTS_DIR)/symtab.c define DIR_template $(1)_$(2): - @$(MAKE) -C $(1) $(3) TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)" CROSSDEV=$(CROSSDEV) + $(Q) $(MAKE) -C $(1) $(3) TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)" CROSSDEV=$(CROSSDEV) endef all: $(ROMFS_HDR) $(DIRLIST_HDR) $(SYMTAB_SRC) @@ -87,7 +87,7 @@ install: $(foreach DIR, $(BUILD_SUBDIRS), $(DIR)_install) # Create the romfs directory $(ROMFS_DIR): - @mkdir $(ROMFS_DIR) + $(Q) mkdir $(ROMFS_DIR) # Populate the romfs directory @@ -96,25 +96,25 @@ populate: $(ROMFS_DIR) build install # Create the romfs.img file from the populated romfs directory $(ROMFS_IMG): populate - @genromfs -f $@ -d $(ROMFS_DIR) -V "ELFTEST" + $(Q) genromfs -f $@ -d $(ROMFS_DIR) -V "ELFTEST" # Create the romfs.h header file from the romfs.img file $(ROMFS_HDR) : $(ROMFS_IMG) - @(cd $(TESTS_DIR); xxd -i romfs.img | sed -e "s/^unsigned/static const unsigned/g" >$@) + $(Q) (cd $(TESTS_DIR); xxd -i romfs.img | sed -e "s/^unsigned/static const unsigned/g" >$@) # Create the dirlist.h header file from the romfs directory $(DIRLIST_HDR) : populate - @$(TESTS_DIR)/mkdirlist.sh $(ROMFS_DIR) >$@ + $(Q) $(TESTS_DIR)/mkdirlist.sh $(ROMFS_DIR) >$@ -# Create the exported symbol table list from the derived *-thunk.S files +# Create the exported symbol table $(SYMTAB_SRC): build - @$(TESTS_DIR)/mksymtab.sh -t varlist.tmp $(ROMFS_DIR) >$@ + $(Q) $(TESTS_DIR)/mksymtab.sh $(ROMFS_DIR) >$@ # Clean each subdirectory clean: $(foreach DIR, $(ALL_SUBDIRS), $(DIR)_clean) - @rm -f $(ROMFS_HDR) $(ROMFS_IMG) $(SYMTAB_SRC) varlist.tmp - @rm -rf $(ROMFS_DIR) $(DIRLIST_HDR) + $(Q) rm -f $(ROMFS_HDR) $(DIRLIST_HDR) $(ROMFS_IMG) $(SYMTAB_SRC) + $(Q) rm -rf $(ROMFS_DIR) diff --git a/apps/examples/elf/tests/mksymtab.sh b/apps/examples/elf/tests/mksymtab.sh index 56be10f73..51408a89c 100755 --- a/apps/examples/elf/tests/mksymtab.sh +++ b/apps/examples/elf/tests/mksymtab.sh @@ -1,22 +1,6 @@ #!/bin/bash -usage="Usage: $0 [-t ] " - -# Check for the optional tempory file name - -tmpfile=varlist.tmp -if [ "X${1}" = "X-t" ]; then - shift - tmpfile=$1 - shift - - if [ -z "$tmpfile" ]; then - echo "ERROR: Missing " - echo "" - echo $usage - exit 1 - fi -fi +usage="Usage: $0 " # Check for the required ROMFS directory path diff --git a/apps/examples/nxflat/tests/Makefile b/apps/examples/nxflat/tests/Makefile index 4979c7fd4..53e43288f 100644 --- a/apps/examples/nxflat/tests/Makefile +++ b/apps/examples/nxflat/tests/Makefile @@ -97,7 +97,7 @@ $(SYMTAB): build # Clean each subdirectory clean: $(foreach DIR, $(SUBDIRS), $(DIR)_clean) - @rm -f $(ROMFS_HDR) $(ROMFS_IMG) $(SYMTAB) - @rm -rf $(ROMFS_DIR) $(ROMFS_DIRLIST) + @rm -f $(ROMFS_HDR) $(ROMFS_DIRLIST) $(ROMFS_IMG) $(SYMTAB) + @rm -rf $(ROMFS_DIR) diff --git a/apps/examples/posix_spawn/Kconfig b/apps/examples/posix_spawn/Kconfig new file mode 100644 index 000000000..508065913 --- /dev/null +++ b/apps/examples/posix_spawn/Kconfig @@ -0,0 +1,29 @@ +# +# For a description of the syntax of this configuration file, +# see misc/tools/kconfig-language.txt. +# + +config EXAMPLES_POSIXSPAWN + bool "posix_spawn Unit Test" + default n + ---help--- + Enable the posix_spawn() unit test + +if EXAMPLES_POSIXSPAWN +config EXAMPLES_POSIXSPAWN_DEVMINOR + int "ROMFS Minor Device Number" + default 0 + ---help--- + The minor device number of the ROMFS block. For example, the N in /dev/ramN. + Used for registering the RAM block driver that will hold the ROMFS file system + containing the ELF executables to be tested. Default: 0 + +config EXAMPLES_POSIXSPAWN_DEVPATH + string "ROMFS Devie Path" + default "/dev/ram0" + ---help--- + The path to the ROMFS block driver device. This must match EXAMPLES_POSIXSPAWN_DEVMINOR. + Used for registering the RAM block driver that will hold the ROMFS file system + containing the ELF executables to be tested. Default: "/dev/ram0" + +endif diff --git a/apps/examples/posix_spawn/Makefile b/apps/examples/posix_spawn/Makefile new file mode 100644 index 000000000..d21c8f856 --- /dev/null +++ b/apps/examples/posix_spawn/Makefile @@ -0,0 +1,110 @@ +############################################################################ +# apps/examples/posix_spawn/Makefile +# +# Copyright (C) 2013 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# 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 +-include $(TOPDIR)/Make.defs +include $(APPDIR)/Make.defs + +# ELF Example + +ASRCS = +CSRCS = spawn_main.c symtab.c + +AOBJS = $(ASRCS:.S=$(OBJEXT)) +COBJS = $(CSRCS:.c=$(OBJEXT)) + +SRCS = $(ASRCS) $(CSRCS) +OBJS = $(AOBJS) $(COBJS) + +ifeq ($(CONFIG_WINDOWS_NATIVE),y) + BIN = ..\..\libapps$(LIBEXT) +else +ifeq ($(WINTOOL),y) + BIN = ..\\..\\libapps$(LIBEXT) +else + BIN = ../../libapps$(LIBEXT) +endif +endif + +ROOTDEPPATH = --dep-path . --dep-path filesystem + +# Build targets + +VPATH = filesystem + +all: .built +.PHONY: really_build clean_filesystem clean depend distclean + +$(AOBJS): %$(OBJEXT): %.S + $(call ASSEMBLE, $<, $@) + +$(COBJS): %$(OBJEXT): %.c + $(call COMPILE, $<, $@) + +# This is a little messy. The build is broken into two pieces: (1) the +# filesystem/ subdir build that auto-generates several files, and (2) the real +# build. This is done because we need a fresh build context after auto- +# generating the source files. + +really_build: $(OBJS) + $(call ARCHIVE, $(BIN), $(OBJS)) + @touch .built + +.built: + @$(MAKE) -C filesystem TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" CROSSDEV=$(CROSSDEV) + @$(MAKE) TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" really_build + +context: + +# We can't make dependencies in this directory because the required +# header files may not yet exist. + +.depend: + @touch $@ + +depend: .depend + +clean_filesystem: + @$(MAKE) -C filesystem TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" CROSSDEV=$(CROSSDEV) clean + +clean: clean_filesystem + $(call DELFILE, .built) + $(call CLEAN) + +distclean: clean + $(call DELFILE, Make.dep) + $(call DELFILE, .depend) + +-include Make.dep diff --git a/apps/examples/posix_spawn/filesystem/Makefile b/apps/examples/posix_spawn/filesystem/Makefile new file mode 100644 index 000000000..19a02bb80 --- /dev/null +++ b/apps/examples/posix_spawn/filesystem/Makefile @@ -0,0 +1,85 @@ +############################################################################ +# apps/examples/posix_spawn/filesystem/Makefile +# +# Copyright (C) 2013 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# 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)/Make.defs +include $(APPDIR)$(DELIM)Make.defs + +SPAWN_DIR = $(APPDIR)$(DELIM)examples$(DELIM)posix_spawn +FILESYSTEM_DIR = $(SPAWN_DIR)$(DELIM)filesystem +ROMFS_DIR = $(FILESYSTEM_DIR)$(DELIM)romfs +ROMFS_IMG = $(FILESYSTEM_DIR)$(DELIM)romfs.img +ROMFS_HDR = $(FILESYSTEM_DIR)$(DELIM)romfs.h +SYMTAB_SRC = $(FILESYSTEM_DIR)$(DELIM)symtab.c + +all: $(ROMFS_HDR) $(SYMTAB_SRC) +.PHONY: all program clean install populate + +# Create the romfs directory + +$(ROMFS_DIR): + $(Q) mkdir $(ROMFS_DIR) + +# Build the test program + +program: $(ROMFS_DIR) + $(Q) $(MAKE) -C program program TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)" + +# Install the test program in the romfs directory + +install: program testdata.txt + $(Q) $(MAKE) -C program install TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)" + $(Q) install --mode=0644 testdata.txt $(ROMFS_DIR)/testdata.txt + +# Create the romfs.img file from the romfs directory + +$(ROMFS_IMG): install + $(Q) genromfs -f $@ -d $(ROMFS_DIR) -V "POSIXSPAWN" + +# Create the romfs.h header file from the romfs.img file + +$(ROMFS_HDR) : $(ROMFS_IMG) + $(Q) (cd $(FILESYSTEM_DIR); xxd -i romfs.img | sed -e "s/^unsigned/static const unsigned/g" >$@) + +# Create the exported symbol table + +$(SYMTAB_SRC): program + $(Q) $(FILESYSTEM_DIR)$(DELIM)mksymtab.sh $(ROMFS_DIR) >$@ + +# Clean each subdirectory + +clean: + $(Q) $(MAKE) -C program clean TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)" ROMFS_DIR="$(ROMFS_DIR)" + $(Q) rm -f $(ROMFS_HDR) $(ROMFS_IMG) $(SYMTAB_SRC) + $(Q) rm -rf $(ROMFS_DIR) diff --git a/apps/examples/posix_spawn/filesystem/mksymtab.sh b/apps/examples/posix_spawn/filesystem/mksymtab.sh new file mode 100755 index 000000000..51408a89c --- /dev/null +++ b/apps/examples/posix_spawn/filesystem/mksymtab.sh @@ -0,0 +1,51 @@ +#!/bin/bash + +usage="Usage: $0 " + +# Check for the required ROMFS directory path + +dir=$1 +if [ -z "$dir" ]; then + echo "ERROR: Missing " + echo "" + echo $usage + exit 1 +fi + +if [ ! -d "$dir" ]; then + echo "ERROR: Directory $dir does not exist" + echo "" + echo $usage + exit 1 +fi + +# Extract all of the undefined symbols from the ELF files and create a +# list of sorted, unique undefined variable names. + +varlist=`find ${dir} -executable -type f | xargs nm | fgrep ' U ' | sed -e "s/^[ ]*//g" | cut -d' ' -f2 | sort | uniq` + +# Now output the symbol table as a structure in a C source file. All +# undefined symbols are declared as void* types. If the toolchain does +# any kind of checking for function vs. data objects, then this could +# faile + +echo "#include " +echo "#include " +echo "" + +for var in $varlist; do + echo "extern void *${var};" +done + +echo "" +echo "const struct symtab_s exports[] = " +echo "{" + +for var in $varlist; do + echo " {\"${var}\", &${var}}," +done + +echo "};" +echo "" +echo "const int nexports = sizeof(exports) / sizeof(struct symtab_s);" + diff --git a/apps/examples/posix_spawn/filesystem/program/Makefile b/apps/examples/posix_spawn/filesystem/program/Makefile new file mode 100644 index 000000000..cf55797b2 --- /dev/null +++ b/apps/examples/posix_spawn/filesystem/program/Makefile @@ -0,0 +1,59 @@ +############################################################################ +# examples/posix_spawn/filesystem/program/Makefile +# +# Copyright (C) 2013 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# 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)/Make.defs + +BIN = program + +SRCS = $(BIN).c +OBJS = $(SRCS:.c=.o) + +all: $(BIN) + +$(OBJS): %.o: %.c + @echo "CC: $<" + $(Q) $(CC) -c $(CELFFLAGS) $< -o $@ + +$(BIN): $(OBJS) + @echo "LD: $<" + $(Q) $(LD) $(LDELFFLAGS) -o $@ $^ + +clean: + $(call DELFILE, $(BIN)) + $(call CLEAN) + +install: + $(Q) mkdir -p $(ROMFS_DIR) + $(Q) install --mode=0755 $(BIN) $(ROMFS_DIR)/$(BIN) diff --git a/apps/examples/posix_spawn/filesystem/program/program.c b/apps/examples/posix_spawn/filesystem/program/program.c new file mode 100644 index 000000000..f63b559c8 --- /dev/null +++ b/apps/examples/posix_spawn/filesystem/program/program.c @@ -0,0 +1,60 @@ +/**************************************************************************** + * examples/posix_spawn/filesystem/program/program.c + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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 + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +int main(int argc, char **argv) +{ + int ch; + + /* stdin should have been redirected to testdata.txt. Read and print until + * we hit the end of file. + */ + + while ((ch = getchar()) != EOF) + { + putchar(ch); + } + + return 0; +} diff --git a/apps/examples/posix_spawn/filesystem/testdata.txt b/apps/examples/posix_spawn/filesystem/testdata.txt new file mode 100644 index 000000000..bb581fbb5 --- /dev/null +++ b/apps/examples/posix_spawn/filesystem/testdata.txt @@ -0,0 +1,2 @@ +Now is the time for all good men to come to the aid of their party. + diff --git a/apps/examples/posix_spawn/spawn_main.c b/apps/examples/posix_spawn/spawn_main.c new file mode 100644 index 000000000..3e3a7b1b1 --- /dev/null +++ b/apps/examples/posix_spawn/spawn_main.c @@ -0,0 +1,356 @@ +/**************************************************************************** + * examples/posix_spawn/spawn_main.c + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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 +#include + +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "filesystem/romfs.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Check configuration. This is not all of the configuration settings that + * are required -- only the more obvious. + */ + +#if CONFIG_NFILE_DESCRIPTORS < 1 +# error "You must provide file descriptors via CONFIG_NFILE_DESCRIPTORS in your configuration file" +#endif + +#ifdef CONFIG_BINFMT_DISABLE +# error "The binary loader is disabled (CONFIG_BINFMT_DISABLE)!" +#endif + +#ifndef CONFIG_ELF +# error "You must select CONFIG_ELF in your configuration file" +#endif + +#ifndef CONFIG_FS_ROMFS +# error "You must select CONFIG_FS_ROMFS in your configuration file" +#endif + +#ifdef CONFIG_DISABLE_MOUNTPOINT +# error "You must not disable mountpoints via CONFIG_DISABLE_MOUNTPOINT in your configuration file" +#endif + +#ifdef CONFIG_BINFMT_DISABLE +# error "You must not disable loadable modules via CONFIG_BINFMT_DISABLE in your configuration file" +#endif + +/* Describe the ROMFS file system */ + +#define SECTORSIZE 512 +#define NSECTORS(b) (((b)+SECTORSIZE-1)/SECTORSIZE) +#define MOUNTPT "/mnt/romfs" + +#ifndef CONFIG_EXAMPLES_ELF_DEVMINOR +# define CONFIG_EXAMPLES_ELF_DEVMINOR 0 +#endif + +#ifndef CONFIG_EXAMPLES_ELF_DEVPATH +# define CONFIG_EXAMPLES_ELF_DEVPATH "/dev/ram0" +#endif + +/* If CONFIG_DEBUG is enabled, use dbg instead of printf so that the + * output will be synchronous with the debug output. + */ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# ifdef CONFIG_DEBUG +# define message(format, arg...) dbg(format, ##arg) +# define err(format, arg...) dbg(format, ##arg) +# else +# define message(format, arg...) printf(format, ##arg) +# define err(format, arg...) fprintf(stderr, format, ##arg) +# endif +#else +# ifdef CONFIG_DEBUG +# define message dbg +# define err dbg +# else +# define message printf +# define err printf +# endif +#endif + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +static unsigned int g_mminitial; /* Initial memory usage */ +static unsigned int g_mmstep; /* Memory Usage at beginning of test step */ + +static const char delimiter[] = + "****************************************************************************"; +static const char program[] = "program"; +static const char data[] = "testdata.txt"; + +static char fullpath[128]; + +/**************************************************************************** + * Symbols from Auto-Generated Code + ****************************************************************************/ + +extern const struct symtab_s exports[]; +extern const int nexports; + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: mm_update + ****************************************************************************/ + +static void mm_update(FAR unsigned int *previous, FAR const char *msg) +{ + struct mallinfo mmcurrent; + + /* Get the current memory usage */ + +#ifdef CONFIG_CAN_PASS_STRUCTS + mmcurrent = mallinfo(); +#else + (void)mallinfo(&mmcurrent); +#endif + + /* Show the change from the previous time */ + + printf("\nMemory Usage %s:\n", msg); + printf(" Before: %8u After: %8u Change: %8d\n", + *previous, mmcurrent.uordblks, (int)mmcurrent.uordblks - (int)*previous); + + /* Set up for the next test */ + + *previous = mmcurrent.uordblks; +} + +/**************************************************************************** + * Name: mm_initmonitor + ****************************************************************************/ + +static void mm_initmonitor(void) +{ + struct mallinfo mmcurrent; + +#ifdef CONFIG_CAN_PASS_STRUCTS + mmcurrent = mallinfo(); +#else + (void)mallinfo(&mmcurrent); +#endif + + g_mminitial = mmcurrent.uordblks; + g_mmstep = mmcurrent.uordblks; + + printf("Initial memory usage: %d\n", mmcurrent.uordblks); +} + +/**************************************************************************** + * Name: testheader + ****************************************************************************/ + +static inline void testheader(FAR const char *progname) +{ + message("\n%s\n* Executing %s\n%s\n\n", delimiter, progname, delimiter); +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: spawn_main + ****************************************************************************/ + +int spawn_main(int argc, char *argv[]) +{ + posix_spawn_file_actions_t file_actions; + posix_spawnattr_t attr; + FAR const char *filepath; + pid_t pid; + int ret; + + /* Initialize the memory monitor */ + + mm_initmonitor(); + + /* Initialize the ELF binary loader */ + + message("Initializing the ELF binary loader\n"); + ret = elf_initialize(); + if (ret < 0) + { + err("ERROR: Initialization of the ELF loader failed: %d\n", ret); + exit(1); + } + + mm_update(&g_mmstep, "after elf_initialize"); + + /* Create a ROM disk for the ROMFS filesystem */ + + message("Registering romdisk at /dev/ram%d\n", CONFIG_EXAMPLES_ELF_DEVMINOR); + ret = romdisk_register(CONFIG_EXAMPLES_ELF_DEVMINOR, (FAR uint8_t *)romfs_img, + NSECTORS(romfs_img_len), SECTORSIZE); + if (ret < 0) + { + err("ERROR: romdisk_register failed: %d\n", ret); + elf_uninitialize(); + exit(1); + } + + mm_update(&g_mmstep, "after romdisk_register"); + + /* Mount the file system */ + + message("Mounting ROMFS filesystem at target=%s with source=%s\n", + MOUNTPT, CONFIG_EXAMPLES_ELF_DEVPATH); + + ret = mount(CONFIG_EXAMPLES_ELF_DEVPATH, MOUNTPT, "romfs", MS_RDONLY, NULL); + if (ret < 0) + { + err("ERROR: mount(%s,%s,romfs) failed: %s\n", + CONFIG_EXAMPLES_ELF_DEVPATH, MOUNTPT, errno); + elf_uninitialize(); + } + + mm_update(&g_mmstep, "after mount"); + + /* Does the system support the PATH variable? Has the PATH variable + * already been set? If YES and NO, then set the PATH variable to + * the ROMFS mountpoint. + */ + +#if defined(CONFIG_BINFMT_EXEPATH) && !defined(CONFIG_PATH_INITIAL) + (void)setenv("PATH", MOUNTPT, 1); +#endif + + /* Make sure that we are using our symbol take */ + + exec_setsymtab(exports, nexports); + + /* Output a seperated so that we can clearly discriminate the output of + * this program from the others. + */ + + testheader(program); + + /* Initialize the attributes file actions structure */ + + ret = posix_spawn_file_actions_init(&file_actions); + if (ret != 0) + { + err("ERROR: posix_spawn_file_actions_init failed: %d\n", ret); + } + + ret = posix_spawnattr_init(&attr); + if (ret != 0) + { + err("ERROR: posix_spawnattr_init failed: %d\n", ret); + } + + /* Set up to close stdin (0) and open testdata.txt as the program input */ + + ret = posix_spawn_file_actions_addclose(&file_actions, 0); + if (ret != 0) + { + err("ERROR: posix_spawn_file_actions_addclose failed: %d\n", ret); + } + + snprintf(fullpath, 128, "%s/%s", MOUNTPT, data); + ret = posix_spawn_file_actions_addopen(&file_actions, 0, fullpath, O_RDONLY, 0644); + if (ret != 0) + { + err("ERROR: posix_spawn_file_actions_addopen failed: %d\n", ret); + } + + /* If the binary loader does not support the PATH variable, then + * create the full path to the executable program. Otherwise, + * use the relative path so that the binary loader will have to + * search the PATH variable to find the executable. + */ + +#ifdef CONFIG_BINFMT_EXEPATH + filepath = program; +#else + snprintf(fullpath, 128, "%s/%s", MOUNTPT, program); + filepath = fullpath; +#endif + + /* Execute the program */ + + mm_update(&g_mmstep, "before posix_spawn"); + + ret = posix_spawn(&pid, filepath, &file_actions, &attr, NULL, NULL); + if (ret != 0) + { + err("ERROR: posix_spawn failed: %d\n", ret); + } + + sleep(1); + mm_update(&g_mmstep, "after posix_spawn"); + + /* Clean-up */ + + (void)posix_spawn_file_actions_destroy(&file_actions); + (void)posix_spawnattr_destroy(&attr); + elf_uninitialize(); + + mm_update(&g_mmstep, "End-of-Test"); + return 0; +} diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog index 421b1ca60..7ddc4901e 100644 --- a/nuttx/ChangeLog +++ b/nuttx/ChangeLog @@ -3903,4 +3903,6 @@ untested and undocumented. * drivers/usbdev/pl2303.c: Fix typols in the PL2303 driver (from Max Holtzberg). + * configs/stm32f4discovery/posix_spawn: Added a configuration + that can be used for testing posix_spawn(). diff --git a/nuttx/configs/stm32f4discovery/posix_spawn/Make.defs b/nuttx/configs/stm32f4discovery/posix_spawn/Make.defs new file mode 100644 index 000000000..34b9f7feb --- /dev/null +++ b/nuttx/configs/stm32f4discovery/posix_spawn/Make.defs @@ -0,0 +1,130 @@ +############################################################################ +# configs/stm32f4discovery/posix_spawn/Make.defs +# +# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# 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 +include ${TOPDIR}/tools/Config.mk +include ${TOPDIR}/arch/arm/src/armv7-m/Toolchain.defs + +LDSCRIPT = ld.script + +ifeq ($(WINTOOL),y) + # Windows-native toolchains + DIRLINK = $(TOPDIR)/tools/copydir.sh + DIRUNLINK = $(TOPDIR)/tools/unlink.sh + MKDEP = $(TOPDIR)/tools/mknulldeps.sh + ARCHINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" + ARCHXXINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" -isystem "${shell cygpath -w $(TOPDIR)/include/cxx}" + ARCHSCRIPT = -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)}" + MAXOPTIMIZATION = -O2 +else + # Linux/Cygwin-native toolchain + MKDEP = $(TOPDIR)/tools/mkdeps.sh + ARCHINCLUDES = -I. -isystem $(TOPDIR)/include + ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx + ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT) +endif + +CC = $(CROSSDEV)gcc +CXX = $(CROSSDEV)g++ +CPP = $(CROSSDEV)gcc -E +LD = $(CROSSDEV)ld +AR = $(ARCROSSDEV)ar rcs +NM = $(ARCROSSDEV)nm +OBJCOPY = $(CROSSDEV)objcopy +OBJDUMP = $(CROSSDEV)objdump + +ARCHCCVERSION = ${shell $(CC) -v 2>&1 | sed -n '/^gcc version/p' | sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q'} +ARCHCCMAJOR = ${shell echo $(ARCHCCVERSION) | cut -d'.' -f1} + +ifeq ($(CONFIG_DEBUG_SYMBOLS),y) + ARCHOPTIMIZATION = -g +else + ARCHOPTIMIZATION = $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer +endif + +ARCHCFLAGS = -fno-builtin +ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fno-rtti +ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow +ARCHWARNINGSXX = -Wall -Wshadow +ARCHDEFINES = +ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10 + +CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe +CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS) +CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe +CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS) +CPPFLAGS = $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) +AFLAGS = $(CFLAGS) -D__ASSEMBLY__ + +# NXFLAT module definitions + +NXFLATLDFLAGS1 = -r -d -warn-common +NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-pcrel.ld -no-check-sections +LDNXFLATFLAGS = -e main -s 2048 + +# ELF module definitions + +CELFFLAGS = $(CFLAGS) -mlong-calls # --target1-abs +CXXELFFLAGS = $(CXXFLAGS) -mlong-calls # --target1-abs + +LDELFFLAGS = -r -e main +ifeq ($(WINTOOL),y) + LDELFFLAGS += -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld}" +else + LDELFFLAGS += -T $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld +endif + +# File extensions + +OBJEXT = .o +LIBEXT = .a +EXEEXT = + +# Linker flags + +ifneq ($(CROSSDEV),arm-nuttx-elf-) + LDFLAGS += -nostartfiles -nodefaultlibs +endif +ifeq ($(CONFIG_DEBUG_SYMBOLS),y) + LDFLAGS += -g +endif + +# Host tools + +HOSTCC = gcc +HOSTINCLUDES = -I. +HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -g -pipe +HOSTLDFLAGS = + diff --git a/nuttx/configs/stm32f4discovery/posix_spawn/defconfig b/nuttx/configs/stm32f4discovery/posix_spawn/defconfig new file mode 100644 index 000000000..b908393d8 --- /dev/null +++ b/nuttx/configs/stm32f4discovery/posix_spawn/defconfig @@ -0,0 +1,625 @@ +# +# Automatically generated file; DO NOT EDIT. +# Nuttx/ Configuration +# +CONFIG_NUTTX_NEWCONFIG=y + +# +# Build Setup +# +# CONFIG_EXPERIMENTAL is not set +# CONFIG_HOST_LINUX is not set +# CONFIG_HOST_OSX is not set +CONFIG_HOST_WINDOWS=y +# CONFIG_HOST_OTHER is not set +# CONFIG_WINDOWS_NATIVE is not set +CONFIG_WINDOWS_CYGWIN=y +# CONFIG_WINDOWS_MSYS is not set +# CONFIG_WINDOWS_OTHER is not set + +# +# Build Configuration +# +# CONFIG_APPS_DIR="../apps" +# CONFIG_BUILD_2PASS is not set + +# +# Binary Output Formats +# +# CONFIG_RRLOAD_BINARY is not set +CONFIG_INTELHEX_BINARY=y +# CONFIG_MOTOROLA_SREC is not set +# CONFIG_RAW_BINARY is not set + +# +# Customize Header Files +# +# CONFIG_ARCH_STDBOOL_H is not set +# CONFIG_ARCH_MATH_H is not set +# CONFIG_ARCH_FLOAT_H is not set +# CONFIG_ARCH_STDARG_H is not set + +# +# Debug Options +# +# CONFIG_DEBUG is not set +# CONFIG_DEBUG_SYMBOLS is not set + +# +# System Type +# +# CONFIG_ARCH_8051 is not set +CONFIG_ARCH_ARM=y +# CONFIG_ARCH_AVR is not set +# CONFIG_ARCH_HC is not set +# CONFIG_ARCH_MIPS is not set +# CONFIG_ARCH_RGMP is not set +# CONFIG_ARCH_SH is not set +# CONFIG_ARCH_SIM is not set +# CONFIG_ARCH_X86 is not set +# CONFIG_ARCH_Z16 is not set +# CONFIG_ARCH_Z80 is not set +CONFIG_ARCH="arm" + +# +# ARM Options +# +# CONFIG_ARCH_CHIP_C5471 is not set +# CONFIG_ARCH_CHIP_CALYPSO is not set +# CONFIG_ARCH_CHIP_DM320 is not set +# CONFIG_ARCH_CHIP_IMX is not set +# CONFIG_ARCH_CHIP_KINETIS is not set +# CONFIG_ARCH_CHIP_LM is not set +# CONFIG_ARCH_CHIP_LPC17XX is not set +# CONFIG_ARCH_CHIP_LPC214X is not set +# CONFIG_ARCH_CHIP_LPC2378 is not set +# CONFIG_ARCH_CHIP_LPC31XX is not set +# CONFIG_ARCH_CHIP_LPC43XX is not set +# CONFIG_ARCH_CHIP_SAM3U is not set +CONFIG_ARCH_CHIP_STM32=y +# CONFIG_ARCH_CHIP_STR71X is not set +CONFIG_ARCH_CORTEXM4=y +CONFIG_ARCH_FAMILY="armv7-m" +CONFIG_ARCH_CHIP="stm32" +CONFIG_ARCH_HAVE_CMNVECTOR=y +# CONFIG_ARMV7M_CMNVECTOR is not set +# CONFIG_ARCH_FPU is not set +CONFIG_ARCH_HAVE_MPU=y +# CONFIG_ARMV7M_MPU is not set +CONFIG_BOARD_LOOPSPERMSEC=16717 +# CONFIG_ARCH_CALIBRATION is not set + +# +# ARMV7M Configuration Options +# +# CONFIG_ARMV7M_TOOLCHAIN_ATOLLIC is not set +# CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT is not set +# CONFIG_ARMV7M_TOOLCHAIN_CODEREDW is not set +CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYW=y +# CONFIG_ARMV7M_TOOLCHAIN_DEVKITARM is not set +# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI is not set +# CONFIG_ARMV7M_TOOLCHAIN_RAISONANCE is not set +# CONFIG_SERIAL_TERMIOS is not set + +# +# STM32 Configuration Options +# +# CONFIG_ARCH_CHIP_STM32F100C8 is not set +# CONFIG_ARCH_CHIP_STM32F100CB is not set +# CONFIG_ARCH_CHIP_STM32F100R8 is not set +# CONFIG_ARCH_CHIP_STM32F100RB is not set +# CONFIG_ARCH_CHIP_STM32F100RC is not set +# CONFIG_ARCH_CHIP_STM32F100RD is not set +# CONFIG_ARCH_CHIP_STM32F100RE is not set +# CONFIG_ARCH_CHIP_STM32F100V8 is not set +# CONFIG_ARCH_CHIP_STM32F100VB is not set +# CONFIG_ARCH_CHIP_STM32F100VC is not set +# CONFIG_ARCH_CHIP_STM32F100VD is not set +# CONFIG_ARCH_CHIP_STM32F100VE is not set +# CONFIG_ARCH_CHIP_STM32F103RET6 is not set +# CONFIG_ARCH_CHIP_STM32F103VCT6 is not set +# CONFIG_ARCH_CHIP_STM32F103VET6 is not set +# CONFIG_ARCH_CHIP_STM32F103ZET6 is not set +# CONFIG_ARCH_CHIP_STM32F105VBT7 is not set +# CONFIG_ARCH_CHIP_STM32F107VC is not set +# CONFIG_ARCH_CHIP_STM32F207IG is not set +# CONFIG_ARCH_CHIP_STM32F405RG is not set +# CONFIG_ARCH_CHIP_STM32F405VG is not set +# CONFIG_ARCH_CHIP_STM32F405ZG is not set +# CONFIG_ARCH_CHIP_STM32F407VE is not set +CONFIG_ARCH_CHIP_STM32F407VG=y +# CONFIG_ARCH_CHIP_STM32F407ZE is not set +# CONFIG_ARCH_CHIP_STM32F407ZG is not set +# CONFIG_ARCH_CHIP_STM32F407IE is not set +# CONFIG_ARCH_CHIP_STM32F407IG is not set +CONFIG_STM32_STM32F40XX=y +# CONFIG_STM32_DFU is not set + +# +# STM32 Peripheral Support +# +# CONFIG_STM32_ADC1 is not set +# CONFIG_STM32_ADC2 is not set +# CONFIG_STM32_ADC3 is not set +# CONFIG_STM32_BKPSRAM is not set +# CONFIG_STM32_CAN1 is not set +# CONFIG_STM32_CAN2 is not set +# CONFIG_STM32_CCMDATARAM is not set +# CONFIG_STM32_CRC is not set +# CONFIG_STM32_CRYP is not set +# CONFIG_STM32_DMA1 is not set +# CONFIG_STM32_DMA2 is not set +# CONFIG_STM32_DAC1 is not set +# CONFIG_STM32_DAC2 is not set +# CONFIG_STM32_DCMI is not set +# CONFIG_STM32_ETHMAC is not set +# CONFIG_STM32_FSMC is not set +# CONFIG_STM32_HASH is not set +# CONFIG_STM32_I2C1 is not set +# CONFIG_STM32_I2C2 is not set +# CONFIG_STM32_I2C3 is not set +# CONFIG_STM32_IWDG is not set +# CONFIG_STM32_OTGFS is not set +# CONFIG_STM32_OTGHS is not set +# CONFIG_STM32_PWR is not set +# CONFIG_STM32_RNG is not set +# CONFIG_STM32_SDIO is not set +# CONFIG_STM32_SPI1 is not set +# CONFIG_STM32_SPI2 is not set +# CONFIG_STM32_SPI3 is not set +CONFIG_STM32_SYSCFG=y +# CONFIG_STM32_TIM1 is not set +# CONFIG_STM32_TIM2 is not set +# CONFIG_STM32_TIM3 is not set +# CONFIG_STM32_TIM4 is not set +# CONFIG_STM32_TIM5 is not set +# CONFIG_STM32_TIM6 is not set +# CONFIG_STM32_TIM7 is not set +# CONFIG_STM32_TIM8 is not set +# CONFIG_STM32_TIM9 is not set +# CONFIG_STM32_TIM10 is not set +# CONFIG_STM32_TIM11 is not set +# CONFIG_STM32_TIM12 is not set +# CONFIG_STM32_TIM13 is not set +# CONFIG_STM32_TIM14 is not set +# CONFIG_STM32_USART1 is not set +CONFIG_STM32_USART2=y +# CONFIG_STM32_USART3 is not set +# CONFIG_STM32_UART4 is not set +# CONFIG_STM32_UART5 is not set +# CONFIG_STM32_USART6 is not set +# CONFIG_STM32_WWDG is not set + +# +# Alternate Pin Mapping +# +# CONFIG_STM32_FLASH_PREFETCH is not set +# CONFIG_STM32_JTAG_DISABLE is not set +# CONFIG_STM32_JTAG_FULL_ENABLE is not set +# CONFIG_STM32_JTAG_NOJNTRST_ENABLE is not set +CONFIG_STM32_JTAG_SW_ENABLE=y +# CONFIG_STM32_FORCEPOWER is not set +# CONFIG_ARCH_BOARD_STM32_CUSTOM_CLOCKCONFIG is not set +CONFIG_STM32_CCMEXCLUDE=y + +# +# U[S]ART Configuration +# +# CONFIG_USART2_RS485 is not set + +# +# USB Host Configuration +# + +# +# Architecture Options +# +# CONFIG_ARCH_NOINTC is not set +# CONFIG_ARCH_DMA is not set +CONFIG_ARCH_IRQPRIO=y +# CONFIG_CUSTOM_STACK is not set +# CONFIG_ADDRENV is not set +CONFIG_ARCH_HAVE_VFORK=y +CONFIG_ARCH_STACKDUMP=y +# CONFIG_ENDIAN_BIG is not set + +# +# Board Settings +# +CONFIG_DRAM_START=0x20000000 +CONFIG_DRAM_SIZE=114688 +CONFIG_ARCH_HAVE_INTERRUPTSTACK=y +CONFIG_ARCH_INTERRUPTSTACK=0 + +# +# Boot options +# +# CONFIG_BOOT_RUNFROMEXTSRAM is not set +CONFIG_BOOT_RUNFROMFLASH=y +# CONFIG_BOOT_RUNFROMISRAM is not set +# CONFIG_BOOT_RUNFROMSDRAM is not set +# CONFIG_BOOT_COPYTORAM is not set + +# +# Board Selection +# +CONFIG_ARCH_BOARD_STM32F4_DISCOVERY=y +# CONFIG_ARCH_BOARD_CUSTOM is not set +CONFIG_ARCH_BOARD="stm32f4discovery" + +# +# Common Board Options +# +CONFIG_ARCH_HAVE_LEDS=y +CONFIG_ARCH_LEDS=y +CONFIG_ARCH_HAVE_BUTTONS=y +# CONFIG_ARCH_BUTTONS is not set +CONFIG_ARCH_HAVE_IRQBUTTONS=y + +# +# Board-Specific Options +# + +# +# RTOS Features +# +CONFIG_MSEC_PER_TICK=10 +CONFIG_RR_INTERVAL=200 +# CONFIG_SCHED_INSTRUMENTATION is not set +CONFIG_TASK_NAME_SIZE=0 +# CONFIG_JULIAN_TIME is not set +CONFIG_START_YEAR=2012 +CONFIG_START_MONTH=10 +CONFIG_START_DAY=26 +CONFIG_DEV_CONSOLE=y +# CONFIG_MUTEX_TYPES is not set +# CONFIG_PRIORITY_INHERITANCE is not set +# CONFIG_FDCLONE_DISABLE is not set +# CONFIG_FDCLONE_STDIO is not set +CONFIG_SDCLONE_DISABLE=y +# CONFIG_SCHED_WORKQUEUE is not set +# CONFIG_SCHED_WAITPID is not set +# CONFIG_SCHED_ATEXIT is not set +# CONFIG_SCHED_ONEXIT is not set +CONFIG_USER_ENTRYPOINT="spawn_main" +CONFIG_DISABLE_OS_API=y +# CONFIG_DISABLE_CLOCK is not set +# CONFIG_DISABLE_POSIX_TIMERS is not set +# CONFIG_DISABLE_PTHREAD is not set +# CONFIG_DISABLE_SIGNALS is not set +# CONFIG_DISABLE_MQUEUE is not set +# CONFIG_DISABLE_MOUNTPOINT is not set +# CONFIG_DISABLE_ENVIRON is not set +# CONFIG_DISABLE_POLL is not set + +# +# Sizes of configurable things (0 disables) +# +CONFIG_MAX_TASKS=16 +CONFIG_MAX_TASK_ARGS=4 +CONFIG_NPTHREAD_KEYS=4 +CONFIG_NFILE_DESCRIPTORS=8 +CONFIG_NFILE_STREAMS=8 +CONFIG_NAME_MAX=32 +CONFIG_PREALLOC_MQ_MSGS=4 +CONFIG_MQ_MAXMSGSIZE=32 +CONFIG_MAX_WDOGPARMS=2 +CONFIG_PREALLOC_WDOGS=4 +CONFIG_PREALLOC_TIMERS=4 + +# +# Stack and heap information +# +CONFIG_IDLETHREAD_STACKSIZE=1024 +CONFIG_USERMAIN_STACKSIZE=2048 +CONFIG_PTHREAD_STACK_MIN=256 +CONFIG_PTHREAD_STACK_DEFAULT=2048 + +# +# Device Drivers +# +CONFIG_DEV_NULL=y +# CONFIG_DEV_ZERO is not set +# CONFIG_LOOP is not set +# CONFIG_RAMDISK is not set +# CONFIG_CAN is not set +# CONFIG_PWM is not set +# CONFIG_I2C is not set +CONFIG_ARCH_HAVE_I2CRESET=y +# CONFIG_SPI is not set +# CONFIG_RTC is not set +# CONFIG_WATCHDOG is not set +# CONFIG_ANALOG is not set +# CONFIG_BCH is not set +# CONFIG_INPUT is not set +# CONFIG_LCD is not set +# CONFIG_MMCSD is not set +# CONFIG_MTD is not set +# CONFIG_PIPES is not set +# CONFIG_PM is not set +# CONFIG_POWER is not set +# CONFIG_SENSORS is not set +# CONFIG_SERCOMM_CONSOLE is not set +CONFIG_SERIAL=y +CONFIG_DEV_LOWCONSOLE=y +# CONFIG_16550_UART is not set +CONFIG_ARCH_HAVE_USART2=y +CONFIG_MCU_SERIAL=y +CONFIG_USART2_SERIAL_CONSOLE=y +# CONFIG_NO_SERIAL_CONSOLE is not set + +# +# USART2 Configuration +# +CONFIG_USART2_RXBUFSIZE=128 +CONFIG_USART2_TXBUFSIZE=128 +CONFIG_USART2_BAUD=115200 +CONFIG_USART2_BITS=8 +CONFIG_USART2_PARITY=0 +CONFIG_USART2_2STOP=0 +# CONFIG_USBDEV is not set +# CONFIG_USBHOST is not set +# CONFIG_WIRELESS is not set + +# +# System Logging Device Options +# + +# +# System Logging +# +# CONFIG_RAMLOG is not set + +# +# Networking Support +# +# CONFIG_NET is not set + +# +# File Systems +# + +# +# File system configuration +# +# CONFIG_FS_FAT is not set +# CONFIG_FS_RAMMAP is not set +# CONFIG_FS_NXFFS is not set +CONFIG_FS_ROMFS=y + +# +# System Logging +# +# CONFIG_SYSLOG is not set + +# +# Graphics Support +# +# CONFIG_NX is not set + +# +# Memory Management +# +# CONFIG_MM_SMALL is not set +CONFIG_MM_REGIONS=2 +# CONFIG_GRAN is not set + +# +# Binary Formats +# +# CONFIG_BINFMT_DISABLE is not set +CONFIG_BINFMT_EXEPATH=y +CONFIG_PATH_INITIAL="/mnt/romfs" +# CONFIG_NXFLAT is not set +CONFIG_ELF=y +CONFIG_ELF_ALIGN_LOG2=2 +CONFIG_ELF_STACKSIZE=2048 +CONFIG_ELF_BUFFERSIZE=128 +CONFIG_ELF_BUFFERINCR=32 +# CONFIG_PIC is not set +CONFIG_BINFMT_CONSTRUCTORS=y +CONFIG_SYMTAB_ORDEREDBYNAME=y + +# +# Library Routines +# + +# +# Standard C Library Options +# +CONFIG_STDIO_BUFFER_SIZE=256 +CONFIG_STDIO_LINEBUFFER=y +CONFIG_NUNGET_CHARS=2 +CONFIG_LIB_HOMEDIR="/" +# CONFIG_LIBM is not set +# CONFIG_NOPRINTF_FIELDWIDTH is not set +# CONFIG_LIBC_FLOATINGPOINT is not set +# CONFIG_EOL_IS_CR is not set +# CONFIG_EOL_IS_LF is not set +# CONFIG_EOL_IS_BOTH_CRLF is not set +CONFIG_EOL_IS_EITHER_CRLF=y +CONFIG_LIBC_EXECFUNCS=y +CONFIG_EXECFUNCS_SYMTAB="exports" +CONFIG_EXECFUNCS_NSYMBOLS=10 +CONFIG_POSIX_SPAWN_STACKSIZE=768 +# CONFIG_LIBC_STRERROR is not set +# CONFIG_LIBC_PERROR_STDOUT is not set +CONFIG_ARCH_LOWPUTC=y +CONFIG_LIB_SENDFILE_BUFSIZE=512 +# CONFIG_ARCH_ROMGETC is not set +# CONFIG_ARCH_OPTIMIZED_FUNCTIONS is not set + +# +# Non-standard Helper Functions +# +# CONFIG_LIB_KBDCODEC is not set + +# +# Basic CXX Support +# +# CONFIG_C99_BOOL8 is not set +CONFIG_HAVE_CXX=y +# CONFIG_HAVE_CXXINITIALIZE is not set +# CONFIG_CXX_NEWLONG is not set + +# +# uClibc++ Standard C++ Library +# +# CONFIG_UCLIBCXX is not set + +# +# Application Configuration +# + +# +# Built-In Applications +# +# CONFIG_BUILTIN is not set + +# +# Examples +# +# CONFIG_EXAMPLES_BUTTONS is not set +# CONFIG_EXAMPLES_CAN is not set +# CONFIG_EXAMPLES_CDCACM is not set +# CONFIG_EXAMPLES_COMPOSITE is not set +# CONFIG_EXAMPLES_CXXTEST is not set +# CONFIG_EXAMPLES_DHCPD is not set +# CONFIG_EXAMPLES_ELF is not set +# CONFIG_EXAMPLES_FTPC is not set +# CONFIG_EXAMPLES_FTPD is not set +# CONFIG_EXAMPLES_HELLO is not set +# CONFIG_EXAMPLES_HELLOXX is not set +# CONFIG_EXAMPLES_JSON is not set +# CONFIG_EXAMPLES_HIDKBD is not set +# CONFIG_EXAMPLES_KEYPADTEST is not set +# CONFIG_EXAMPLES_IGMP is not set +# CONFIG_EXAMPLES_LCDRW is not set +# CONFIG_EXAMPLES_MM is not set +# CONFIG_EXAMPLES_MOUNT is not set +# CONFIG_EXAMPLES_MODBUS is not set +# CONFIG_EXAMPLES_NETTEST is not set +# CONFIG_EXAMPLES_NSH is not set +# CONFIG_EXAMPLES_NULL is not set +# CONFIG_EXAMPLES_NX is not set +# CONFIG_EXAMPLES_NXCONSOLE is not set +# CONFIG_EXAMPLES_NXFFS is not set +# CONFIG_EXAMPLES_NXFLAT is not set +# CONFIG_EXAMPLES_NXHELLO is not set +# CONFIG_EXAMPLES_NXIMAGE is not set +# CONFIG_EXAMPLES_NXLINES is not set +# CONFIG_EXAMPLES_NXTEXT is not set +# CONFIG_EXAMPLES_OSTEST is not set +# CONFIG_EXAMPLES_PASHELLO is not set +# CONFIG_EXAMPLES_PIPE is not set +# CONFIG_EXAMPLES_POLL is not set +CONFIG_EXAMPLES_POSIXSPAWN=y +CONFIG_EXAMPLES_POSIXSPAWN_DEVMINOR=0 +CONFIG_EXAMPLES_POSIXSPAWN_DEVPATH="/dev/ram0" +# CONFIG_EXAMPLES_QENCODER is not set +# CONFIG_EXAMPLES_RGMP is not set +# CONFIG_EXAMPLES_ROMFS is not set +# CONFIG_EXAMPLES_SENDMAIL is not set +# CONFIG_EXAMPLES_SERLOOP is not set +# CONFIG_EXAMPLES_TELNETD is not set +# CONFIG_EXAMPLES_THTTPD is not set +# CONFIG_EXAMPLES_TIFF is not set +# CONFIG_EXAMPLES_TOUCHSCREEN is not set +# CONFIG_EXAMPLES_UDP is not set +# CONFIG_EXAMPLES_UIP is not set +# CONFIG_EXAMPLES_USBSERIAL is not set +# CONFIG_EXAMPLES_USBMSC is not set +# CONFIG_EXAMPLES_USBTERM is not set +# CONFIG_EXAMPLES_WATCHDOG is not set + +# +# Interpreters +# + +# +# Interpreters +# +# CONFIG_INTERPRETERS_FICL is not set +# CONFIG_INTERPRETERS_PCODE is not set + +# +# Network Utilities +# + +# +# Networking Utilities +# +# CONFIG_NETUTILS_CODECS is not set +# CONFIG_NETUTILS_DHCPC is not set +# CONFIG_NETUTILS_DHCPD is not set +# CONFIG_NETUTILS_FTPC is not set +# CONFIG_NETUTILS_FTPD is not set +# CONFIG_NETUTILS_JSON is not set +# CONFIG_NETUTILS_RESOLV is not set +# CONFIG_NETUTILS_SMTP is not set +# CONFIG_NETUTILS_TELNETD is not set +# CONFIG_NETUTILS_TFTPC is not set +# CONFIG_NETUTILS_THTTPD is not set +# CONFIG_NETUTILS_UIPLIB is not set +# CONFIG_NETUTILS_WEBCLIENT is not set + +# +# ModBus +# + +# +# FreeModbus +# +# CONFIG_MODBUS is not set + +# +# NSH Library +# +# CONFIG_NSH_LIBRARY is not set + +# +# NxWidgets/NxWM +# + +# +# System NSH Add-Ons +# + +# +# Custom Free Memory Command +# +# CONFIG_SYSTEM_FREE is not set + +# +# I2C tool +# + +# +# FLASH Program Installation +# +# CONFIG_SYSTEM_INSTALL is not set + +# +# readline() +# +# CONFIG_SYSTEM_READLINE is not set + +# +# Power Off +# +# CONFIG_SYSTEM_POWEROFF is not set + +# +# RAMTRON +# +# CONFIG_SYSTEM_RAMTRON is not set + +# +# SD Card +# +# CONFIG_SYSTEM_SDCARD is not set + +# +# Sysinfo +# +# CONFIG_SYSTEM_SYSINFO is not set diff --git a/nuttx/configs/stm32f4discovery/posix_spawn/setenv.sh b/nuttx/configs/stm32f4discovery/posix_spawn/setenv.sh new file mode 100755 index 000000000..c06a15c9c --- /dev/null +++ b/nuttx/configs/stm32f4discovery/posix_spawn/setenv.sh @@ -0,0 +1,79 @@ +#!/bin/bash +# configs/stm32f4discovery/posix_spawn/setenv.sh +# +# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt +# +# 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. +# + +if [ "$_" = "$0" ] ; then + echo "You must source this script, not run it!" 1>&2 + exit 1 +fi + +WD=`pwd` +if [ ! -x "setenv.sh" ]; then + echo "This script must be executed from the top-level NuttX build directory" + exit 1 +fi + +if [ -z "${PATH_ORIG}" ]; then + export PATH_ORIG="${PATH}" +fi + +# This is the Cygwin path to the location where I installed the RIDE +# toolchain under windows. You will also have to edit this if you install +# the RIDE toolchain in any other location +#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/Raisonance/Ride/arm-gcc/bin" + +# This is the Cygwin path to the location where I installed the CodeSourcery +# toolchain under windows. You will also have to edit this if you install +# the CodeSourcery toolchain in any other location +export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin" + +# These are the Cygwin paths to the locations where I installed the Atollic +# toolchain under windows. You will also have to edit this if you install +# the Atollic toolchain in any other location. /usr/bin is added before +# the Atollic bin path because there is are binaries named gcc.exe and g++.exe +# at those locations as well. +#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for ARM Pro 2.3.0/ARMTools/bin" +#export TOOLCHAIN_BIN="/usr/bin:/cygdrive/c/Program Files (x86)/Atollic/TrueSTUDIO for STMicroelectronics STM32 Lite 2.3.0/ARMTools/bin" + +# This is the Cygwin path to the location where I build the buildroot +# toolchain. +#export TOOLCHAIN_BIN="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin" + +# This the the Cygwin path to the location where I built genromfs. If you use +# the buildroot toolchain, then genromfs can probably be found in TOOLCHAIN_DIR +export GENROMFS_PATH="${WD}/../misc/buildroot/build_arm_nofpu/staging_dir/bin" + +# Add the path to the toolchain to the PATH varialble +export PATH="${TOOLCHAIN_BIN}:${GENROMFS_PATH}:/sbin:/usr/sbin:${PATH_ORIG}" + +echo "PATH : ${PATH}" diff --git a/nuttx/libc/unistd/lib_execsymtab.c b/nuttx/libc/unistd/lib_execsymtab.c index e95107d15..7abb2d74e 100644 --- a/nuttx/libc/unistd/lib_execsymtab.c +++ b/nuttx/libc/unistd/lib_execsymtab.c @@ -107,7 +107,7 @@ void exec_getsymtab(FAR struct symtab_s **symtab, FAR int *nsymbols) * size are returned as a single atomic operation. */ - flags = irqsave(); + flags = irqsave(); *symtab = g_exec_symtab; *nsymbols = g_exec_nsymbols; irqrestore(flags); @@ -138,8 +138,8 @@ void exec_setsymtab(FAR const struct symtab_s *symtab, int nsymbols) * size are set as a single atomic operation. */ - flags = irqsave(); - g_exec_symtab = symtab; + flags = irqsave(); + g_exec_symtab = symtab; g_exec_nsymbols = nsymbols; irqrestore(flags); } -- cgit v1.2.3