2002-05-17 Jeff Johnston <jjohnstn@redhat.com>

* Makefile.am: Copy and install headers from sys/machine/include
	directory.  Also pass $toollibdir to lower-level directories.
	* Makefile.in: Regenerated.
	* libc/include/stdio.h[!_REENT_ONLY]: Change stdin, stdout, and
	stderr to use _REENT macro instead of _impure_ptr directly.
	* libc/include/sys/config.h[__i386__][__linux__]: Define
	__DYNAMIC_REENT__.
	* libc/include/sys/reent.h[!_REENT_ONLY]: Change _REENT macro to be
	call to __getreent() function if !__SINGLE_THREAD__ and
	__DYNAMIC_REENT__ is set.
	* libc/reent/Makefile.am: Add support for getreent.c.
	* libc/reent/Makefile.in: Regenerated.
	* libc/string/strerror.c: Add check if EOPNOTSUPP and ENOTSUP are same.
	* libc/sys/linux/Makefile.am: Add support for new files.
	* libc/sys/linux/configure.in: Add $EXTRA_DIRS variable.
	* libc/sys/linux/Makefile.in: Regenerated.
	* libc/sys/linux/configure: Ditto.
	* libc/sys/linux/io.c: Add poll syscall.  Also weak-alias
	__close, __read, __write, __poll, __open, __lseek, __fcntl from
	their __libc_ counterparts.
	* libc/sys/linux/io64.c: Add __libc_ prefix to lseek64 and open64
	and weak-alias to regular names.
	* libc/sys/linux/pread64.c: Rename to __libc_pread64 and weak-alias
	to pread64 and __pread64.
	* libc/sys/linux/process.c: Weak_alias __libc_getpid to __getpid.
	* libc/sys/linux/pwrite64.c: Rename to __libc_pwrite64 and
	weak-alias to pwrite64.
	* libc/sys/linux/sched.c: Weak-alias __libc_sched_getparam,
	__libc_sched_getscheduler, __libc_sched_get_priority_max,
	__libc_sched_get_priority_min, and __libc_sched_setschedule to
	name with __ instead of __libc_.
	* libc/sys/linux/siglongjmp.c: Include <machine/weakalias.h>.
	Rename siglongjmp to __libc_siglongjmp and weak-alias to siglongjmp.
	Call __libc_longjmp instead of longjmp, from __libc_siglongjmp.
	* libc/sys/linux/signal.c: Rename raise to __libc_raise and weak-alias
	to raise.
	* libc/sys/linux/socket.c: Weak-alias __libc_connect to __connect and
	__libc_send to __send.
	* libc/sys/linux/time.c: Weak-alias __libc_gettimeofday to
	__gettimeofday.
	* libc/sys/linux/wait.c: Rename wait to __libc_wait and weak-alias
	it to wait.  Rename wait3 to __libc_wait3 and weak-alias it to wait3.
	* libc/sys/linux/include/setjmp.h: Use __jmp_buf in sigjmp_buf
	type and typedef __jmp_buf to jmp_buf.
	* libc/sys/linux/machine/i386/Makefile.am: Add syscalls.c and
	setjmp.S.
	* libc/sys/linux/machine/i386/Makefile.in: Regenerated.
	* libc/sys/linux/machine/i386/crt0.c: Add support to clear .bss
	section.
	* libc/sys/linux/machine/i386/socketcall.h: Change to use __libc_
	prefix for function macros and then use weak_alias() to regular names.
	* libc/sys/linux/machine/i386/syscall.h: Ditto.
	* libc/sys/linux/sys/errno.h: Define EOPNOTSUP to be ENOTSUP.
	* libc/sys/linux/sys/stdio.h: Define _flockfile and _funlockfile
	to be flockfile() and funlockfile() respectively.
	* libc/sys/linux/sys/types.h
	* libc/reent/getreent.c: New file.
	* libc/sys/linux/flockfile.c: Ditto.
	* libc/sys/linux/funlockfile.c: Ditto.
	* libc/sys/linux/getreent.c: Ditto.
	* libc/sys/linux/pread.c: Ditto.
	* libc/sys/linux/pwrite.c: Ditto.
	* libc/sys/linux/raise.c: Ditto.
	* libc/sys/linux/system.c: Ditto.
	* libc/sys/linux/tcdrain.c: Ditto.
	* libc/sys/linux/machine/i386/i386mach.h: Ditto.
	* libc/sys/linux/machine/i386/setjmp.S: Ditto.
	* libc/sys/linux/machine/i386/syscalls.c: Ditto.
	* libc/sys/linux/machine/i386/weakalias.h: Ditto.
	* libc/sys/linux/machine/i386/include/setjmp.h: Ditto.
This commit is contained in:
Jeff Johnston 2002-05-17 23:39:39 +00:00
parent 7fc85bd1b9
commit 5e2cbfb6e8
47 changed files with 822 additions and 79 deletions

View File

@ -1,3 +1,76 @@
2002-05-17 Jeff Johnston <jjohnstn@redhat.com>
* Makefile.am: Copy and install headers from sys/machine/include
directory. Also pass $toollibdir to lower-level directories.
* Makefile.in: Regenerated.
* libc/include/stdio.h[!_REENT_ONLY]: Change stdin, stdout, and
stderr to use _REENT macro instead of _impure_ptr directly.
* libc/include/sys/config.h[__i386__][__linux__]: Define
__DYNAMIC_REENT__.
* libc/include/sys/reent.h[!_REENT_ONLY]: Change _REENT macro to be
call to __getreent() function if !__SINGLE_THREAD__ and
__DYNAMIC_REENT__ is set.
* libc/reent/Makefile.am: Add support for getreent.c.
* libc/reent/Makefile.in: Regenerated.
* libc/string/strerror.c: Add check if EOPNOTSUPP and ENOTSUP are same.
* libc/sys/linux/Makefile.am: Add support for new files.
* libc/sys/linux/configure.in: Add $EXTRA_DIRS variable.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/configure: Ditto.
* libc/sys/linux/io.c: Add poll syscall. Also weak-alias
__close, __read, __write, __poll, __open, __lseek, __fcntl from
their __libc_ counterparts.
* libc/sys/linux/io64.c: Add __libc_ prefix to lseek64 and open64
and weak-alias to regular names.
* libc/sys/linux/pread64.c: Rename to __libc_pread64 and weak-alias
to pread64 and __pread64.
* libc/sys/linux/process.c: Weak_alias __libc_getpid to __getpid.
* libc/sys/linux/pwrite64.c: Rename to __libc_pwrite64 and
weak-alias to pwrite64.
* libc/sys/linux/sched.c: Weak-alias __libc_sched_getparam,
__libc_sched_getscheduler, __libc_sched_get_priority_max,
__libc_sched_get_priority_min, and __libc_sched_setschedule to
name with __ instead of __libc_.
* libc/sys/linux/siglongjmp.c: Include <machine/weakalias.h>.
Rename siglongjmp to __libc_siglongjmp and weak-alias to siglongjmp.
Call __libc_longjmp instead of longjmp, from __libc_siglongjmp.
* libc/sys/linux/signal.c: Rename raise to __libc_raise and weak-alias
to raise.
* libc/sys/linux/socket.c: Weak-alias __libc_connect to __connect and
__libc_send to __send.
* libc/sys/linux/time.c: Weak-alias __libc_gettimeofday to
__gettimeofday.
* libc/sys/linux/wait.c: Rename wait to __libc_wait and weak-alias
it to wait. Rename wait3 to __libc_wait3 and weak-alias it to wait3.
* libc/sys/linux/include/setjmp.h: Use __jmp_buf in sigjmp_buf
type and typedef __jmp_buf to jmp_buf.
* libc/sys/linux/machine/i386/Makefile.am: Add syscalls.c and
setjmp.S.
* libc/sys/linux/machine/i386/Makefile.in: Regenerated.
* libc/sys/linux/machine/i386/crt0.c: Add support to clear .bss
section.
* libc/sys/linux/machine/i386/socketcall.h: Change to use __libc_
prefix for function macros and then use weak_alias() to regular names.
* libc/sys/linux/machine/i386/syscall.h: Ditto.
* libc/sys/linux/sys/errno.h: Define EOPNOTSUP to be ENOTSUP.
* libc/sys/linux/sys/stdio.h: Define _flockfile and _funlockfile
to be flockfile() and funlockfile() respectively.
* libc/sys/linux/sys/types.h
* libc/reent/getreent.c: New file.
* libc/sys/linux/flockfile.c: Ditto.
* libc/sys/linux/funlockfile.c: Ditto.
* libc/sys/linux/getreent.c: Ditto.
* libc/sys/linux/pread.c: Ditto.
* libc/sys/linux/pwrite.c: Ditto.
* libc/sys/linux/raise.c: Ditto.
* libc/sys/linux/system.c: Ditto.
* libc/sys/linux/tcdrain.c: Ditto.
* libc/sys/linux/machine/i386/i386mach.h: Ditto.
* libc/sys/linux/machine/i386/setjmp.S: Ditto.
* libc/sys/linux/machine/i386/syscalls.c: Ditto.
* libc/sys/linux/machine/i386/weakalias.h: Ditto.
* libc/sys/linux/machine/i386/include/setjmp.h: Ditto.
2002-05-14 Dhananjay Deshpande <dhananjayd@kpit.com>
* newlib/libc/sys/h8300hms/Makeile.am (lib_a_SOURCES): Add read.c.

View File

@ -43,6 +43,7 @@ AM_MAKEFLAGS = \
"libdir=$(libdir)" \
"prefix=$(prefix)" \
"tooldir=$(tooldir)" \
"toollibdir=$(toollibdir)" \
"AR=$(AR)" \
"AS=$(AS)" \
"CC=$(CC_FOR_NEWLIB)" \
@ -205,6 +206,11 @@ stmp-targ-include: config.status
cp $$i targ-include/machine/`basename $$i`; \
else true; fi ; \
done
-for i in $(srcdir)/libc/sys/$(sys_dir)/machine/$(machine_dir)/include/*.h; do \
if [ -f $$i ]; then \
cp $$i targ-include/machine/`basename $$i`; \
else true; fi ; \
done
touch $@
CLEANFILES = targ-include stmp-targ-include
@ -244,6 +250,11 @@ endif
$(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/`basename $$i`; \
else true; fi ; \
done ; \
for i in $(srcdir)/libc/sys/$(sys_dir)/machine/$(machine_dir)/include/*.h; do \
if [ -f $$i ]; then \
$(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/machine/`basename $$i`; \
else true; fi ; \
done ; \
else true; fi
# Force makedoc to be built before building info files.

View File

@ -140,6 +140,7 @@ AM_MAKEFLAGS = \
"libdir=$(libdir)" \
"prefix=$(prefix)" \
"tooldir=$(tooldir)" \
"toollibdir=$(toollibdir)" \
"AR=$(AR)" \
"AS=$(AS)" \
"CC=$(CC_FOR_NEWLIB)" \
@ -731,6 +732,11 @@ stmp-targ-include: config.status
cp $$i targ-include/machine/`basename $$i`; \
else true; fi ; \
done
-for i in $(srcdir)/libc/sys/$(sys_dir)/machine/$(machine_dir)/include/*.h; do \
if [ -f $$i ]; then \
cp $$i targ-include/machine/`basename $$i`; \
else true; fi ; \
done
touch $@
install-data-local: install-toollibLIBRARIES
@ -765,6 +771,11 @@ install-data-local: install-toollibLIBRARIES
$(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/`basename $$i`; \
else true; fi ; \
done ; \
for i in $(srcdir)/libc/sys/$(sys_dir)/machine/$(machine_dir)/include/*.h; do \
if [ -f $$i ]; then \
$(INSTALL_DATA) $$i $(DESTDIR)$(tooldir)/include/machine/`basename $$i`; \
else true; fi ; \
done ; \
else true; fi
# Force makedoc to be built before building info files.

View File

@ -131,9 +131,15 @@ typedef struct __sFILE FILE;
#define TMP_MAX 26
#ifndef _REENT_ONLY
#define stdin (_REENT->_stdin)
#define stdout (_REENT->_stdout)
#define stderr (_REENT->_stderr)
#else /* _REENT_ONLY */
#define stdin (_impure_ptr->_stdin)
#define stdout (_impure_ptr->_stdout)
#define stderr (_impure_ptr->_stderr)
#endif /* _REENT_ONLY */
#define _stdin_r(x) ((x)->_stdin)
#define _stdout_r(x) ((x)->_stdout)

View File

@ -54,6 +54,10 @@
/* in other words, go32 */
#define _FLOAT_RET double
#endif
#ifdef __linux__
/* we want the reentrancy structure to be returned by a function */
#define __DYNAMIC_REENT__
#endif
#endif
#ifdef __M32R__

View File

@ -607,7 +607,14 @@ void _reclaim_reent _PARAMS ((struct _reent *));
/* #define _REENT_ONLY define this to get only reentrant routines */
#ifndef _REENT_ONLY
#define _REENT _impure_ptr
#if defined(__DYNAMIC_REENT__) && !defined(__SINGLE_THREAD__)
struct _reent * _EXFUN(__getreent, (void));
# define _REENT (__getreent())
#else /* __SINGLE_THREAD__ || !__DYNAMIC_REENT__ */
# define _REENT _impure_ptr
#endif /* __SINGLE_THREAD__ || !__DYNAMIC_REENT__ */
#endif /* !_REENT_ONLY */
#ifdef __cplusplus

View File

@ -10,6 +10,7 @@ LIB_SOURCES = \
impure.c \
execr.c \
fstatr.c \
getreent.c \
linkr.c \
lseekr.c \
openr.c \

View File

@ -108,6 +108,7 @@ LIB_SOURCES = \
impure.c \
execr.c \
fstatr.c \
getreent.c \
linkr.c \
lseekr.c \
openr.c \
@ -164,15 +165,16 @@ CPPFLAGS = @CPPFLAGS@
LIBS = @LIBS@
lib_a_LIBADD =
@USE_LIBTOOL_FALSE@lib_a_OBJECTS = closer.o reent.o impure.o execr.o \
@USE_LIBTOOL_FALSE@fstatr.o linkr.o lseekr.o openr.o readr.o signalr.o \
@USE_LIBTOOL_FALSE@signgam.o sbrkr.o statr.o timer.o unlinkr.o writer.o
@USE_LIBTOOL_FALSE@fstatr.o getreent.o linkr.o lseekr.o openr.o readr.o \
@USE_LIBTOOL_FALSE@signalr.o signgam.o sbrkr.o statr.o timer.o \
@USE_LIBTOOL_FALSE@unlinkr.o writer.o
LTLIBRARIES = $(noinst_LTLIBRARIES)
libreent_la_LIBADD =
@USE_LIBTOOL_TRUE@libreent_la_OBJECTS = closer.lo reent.lo impure.lo \
@USE_LIBTOOL_TRUE@execr.lo fstatr.lo linkr.lo lseekr.lo openr.lo \
@USE_LIBTOOL_TRUE@readr.lo signalr.lo signgam.lo sbrkr.lo statr.lo \
@USE_LIBTOOL_TRUE@timer.lo unlinkr.lo writer.lo
@USE_LIBTOOL_TRUE@execr.lo fstatr.lo getreent.lo linkr.lo lseekr.lo \
@USE_LIBTOOL_TRUE@openr.lo readr.lo signalr.lo signgam.lo sbrkr.lo \
@USE_LIBTOOL_TRUE@statr.lo timer.lo unlinkr.lo writer.lo
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)

View File

@ -0,0 +1,10 @@
/* default reentrant pointer when multithread enabled */
#include <_ansi.h>
#include <reent.h>
struct _reent *
_DEFUN_VOID(__getreent)
{
return _impure_ptr;
}

View File

@ -736,7 +736,7 @@ _DEFUN (strerror, (errnum),
error = "Socket is already connected";
break;
#endif
#ifdef EOPNOTSUPP
#if defined(EOPNOTSUPP) && (!defined(ENOTSUP) || (ENOTSUP != EOPNOTSUPP))
case EOPNOTSUPP:
error = "Operation not supported on socket";
break;

View File

@ -4,14 +4,17 @@ AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
SUBDIRS = machine .
SUBDIRS = machine \
.
SUBLIBS = $(LINUX_MACH_LIB)
LIB_SOURCES = \
brk.c getoptlong.c ids.c inode.c io.c io64.c linux.c mmap.c \
pread64.c process.c pwrite64.c realpath.c sched.c \
select.c signal.c siglongjmp.c socket.c sleep.c stack.c \
sysconf.c systat.c termios.c time.c \
brk.c flockfile.c funlockfile.c getoptlong.c getreent.c ids.c \
inode.c io.c io64.c linux.c mmap.c \
pread.c pread64.c process.c pwrite.c pwrite64.c raise.c realpath.c \
sched.c select.c signal.c siglongjmp.c socket.c sleep.c stack.c \
sysconf.c systat.c system.c tcdrain.c termios.c time.c \
usleep.c wait.c
# This will handle both /usr/src/linux-2.4/include/asm/signal.h (in Red Hat Linux 7.1)

View File

@ -93,14 +93,18 @@ AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
SUBDIRS = machine .
SUBDIRS = machine \
.
SUBLIBS = $(LINUX_MACH_LIB)
LIB_SOURCES = \
brk.c getoptlong.c ids.c inode.c io.c io64.c linux.c mmap.c \
pread64.c process.c pwrite64.c realpath.c sched.c \
select.c signal.c siglongjmp.c socket.c sleep.c stack.c \
sysconf.c systat.c termios.c time.c \
brk.c flockfile.c funlockfile.c getoptlong.c getreent.c ids.c \
inode.c io.c io64.c linux.c mmap.c \
pread.c pread64.c process.c pwrite.c pwrite64.c raise.c realpath.c \
sched.c select.c signal.c siglongjmp.c socket.c sleep.c stack.c \
sysconf.c systat.c system.c tcdrain.c termios.c time.c \
usleep.c wait.c
@ -131,20 +135,24 @@ LIBRARIES = $(noinst_LIBRARIES)
DEFS = @DEFS@ -I. -I$(srcdir)
CPPFLAGS = @CPPFLAGS@
LIBS = @LIBS@
@USE_LIBTOOL_FALSE@lib_a_OBJECTS = brk.o getoptlong.o ids.o inode.o \
@USE_LIBTOOL_FALSE@io.o io64.o linux.o mmap.o pread64.o process.o \
@USE_LIBTOOL_FALSE@pwrite64.o realpath.o sched.o select.o signal.o \
@USE_LIBTOOL_FALSE@siglongjmp.o socket.o sleep.o stack.o sysconf.o \
@USE_LIBTOOL_FALSE@systat.o termios.o time.o usleep.o wait.o
@USE_LIBTOOL_FALSE@lib_a_OBJECTS = brk.o flockfile.o funlockfile.o \
@USE_LIBTOOL_FALSE@getoptlong.o getreent.o ids.o inode.o io.o io64.o \
@USE_LIBTOOL_FALSE@linux.o mmap.o pread.o pread64.o process.o pwrite.o \
@USE_LIBTOOL_FALSE@pwrite64.o raise.o realpath.o sched.o select.o \
@USE_LIBTOOL_FALSE@signal.o siglongjmp.o socket.o sleep.o stack.o \
@USE_LIBTOOL_FALSE@sysconf.o systat.o system.o tcdrain.o termios.o \
@USE_LIBTOOL_FALSE@time.o usleep.o wait.o
LTLIBRARIES = $(noinst_LTLIBRARIES)
@USE_LIBTOOL_TRUE@liblinux_la_DEPENDENCIES =
@USE_LIBTOOL_TRUE@liblinux_la_OBJECTS = brk.lo getoptlong.lo ids.lo \
@USE_LIBTOOL_TRUE@inode.lo io.lo io64.lo linux.lo mmap.lo pread64.lo \
@USE_LIBTOOL_TRUE@process.lo pwrite64.lo realpath.lo sched.lo select.lo \
@USE_LIBTOOL_TRUE@signal.lo siglongjmp.lo socket.lo sleep.lo stack.lo \
@USE_LIBTOOL_TRUE@sysconf.lo systat.lo termios.lo time.lo usleep.lo \
@USE_LIBTOOL_TRUE@wait.lo
@USE_LIBTOOL_TRUE@liblinux_la_OBJECTS = brk.lo flockfile.lo \
@USE_LIBTOOL_TRUE@funlockfile.lo getoptlong.lo getreent.lo ids.lo \
@USE_LIBTOOL_TRUE@inode.lo io.lo io64.lo linux.lo mmap.lo pread.lo \
@USE_LIBTOOL_TRUE@pread64.lo process.lo pwrite.lo pwrite64.lo raise.lo \
@USE_LIBTOOL_TRUE@realpath.lo sched.lo select.lo signal.lo \
@USE_LIBTOOL_TRUE@siglongjmp.lo socket.lo sleep.lo stack.lo sysconf.lo \
@USE_LIBTOOL_TRUE@systat.lo system.lo tcdrain.lo termios.lo time.lo \
@USE_LIBTOOL_TRUE@usleep.lo wait.lo
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)

View File

@ -2369,7 +2369,7 @@ if test -n "${machine_dir}"; then
fi
subdirs="machine"
subdirs="machine $EXTRA_DIRS"
trap '' 1 2 15
@ -2704,7 +2704,7 @@ if test "$no_recursion" != yes; then
esac
done
for ac_config_dir in machine; do
for ac_config_dir in machine $EXTRA_DIRS; do
# Do not complain, so a configure script can configure whichever
# parts of a large source tree are present.

View File

@ -29,6 +29,6 @@ if test -n "${machine_dir}"; then
fi
AC_SUBST(LINUX_MACH_LIB)
AC_CONFIG_SUBDIRS(machine)
AC_CONFIG_SUBDIRS(machine $EXTRA_DIRS)
AC_OUTPUT(Makefile)

View File

@ -0,0 +1,9 @@
/* stub to allow libpthread to override */
#include <stdio.h>
#include <machine/weakalias.h>
void __libc_flockfile (FILE *fp)
{
}
weak_alias(__libc_flockfile,flockfile)

View File

@ -0,0 +1,9 @@
/* stub to allow libpthread to override */
#include <stdio.h>
#include <machine/weakalias.h>
void __libc_funlockfile (FILE *fp)
{
}
weak_alias(__libc_funlockfile,funlockfile)

View File

@ -0,0 +1,12 @@
/* default function used by _REENT when not using multithreading */
#include <reent.h>
#include <machine/weakalias.h>
struct _reent *
__libc_getreent (void)
{
return _impure_ptr;
}
weak_alias(__libc_getreent,__getreent)

View File

@ -15,11 +15,13 @@ extern "C" {
typedef struct __sigjmpbuf
{
jmp_buf __buf;
__jmp_buf __buf;
int __is_mask_saved;
sigset_t __saved_mask;
} sigjmp_buf;
typedef __jmp_buf jmp_buf;
void _EXFUN(longjmp,(jmp_buf __jmpb, int __retval));
int _EXFUN(setjmp,(jmp_buf __jmpb));
void _EXFUN(siglongjmp,(sigjmp_buf __jmpb, int __retval));

View File

@ -12,6 +12,7 @@
#include <sys/uio.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <poll.h>
#include <machine/syscall.h>
@ -32,6 +33,7 @@ _syscall2(int,dup2,int,oldfd,int,newfd)
_syscall3(int,fcntl,int,fd,int,cmd,long,arg)
_syscall1(int,fdatasync,int,fd)
_syscall1(int,fsync,int,fd)
_syscall3(int,poll,struct pollfd *,fds,nfds_t,nfds,int,timeout)
static _syscall2(long,__flock,unsigned int,fd,unsigned int,cmd)
static _syscall3(int,__ioctl,int,fd,int,request,void *,arg)
@ -58,3 +60,12 @@ int mkfifo(const char *path, mode_t mode)
dev_t dev = 0;
return __mknod(path, mode | S_IFIFO, &dev);
}
weak_alias(__libc_close,__close);
weak_alias(__libc_fcntl,__fcntl);
weak_alias(__libc_lseek,__lseek);
weak_alias(__libc_open,__open);
weak_alias(__libc_read,__read);
weak_alias(__libc_write,__write);
weak_alias(__libc_poll,__poll);

View File

@ -20,14 +20,15 @@ _syscall2(int,stat64,const char *,name,struct stat64 *,st)
static _syscall5(void,_llseek,int,fd,off_t,hi,off_t,lo,loff_t *,pos,int,whence)
loff_t lseek64(int fd, loff_t offset, int whence)
loff_t __libc_lseek64(int fd, loff_t offset, int whence)
{
loff_t pos;
_llseek(fd, offset >> 32, offset & 0xffffffff, &pos, whence);
__libc__llseek(fd, offset >> 32, offset & 0xffffffff, &pos, whence);
return pos;
}
weak_alias(__libc_lseek64,lseek64);
int open64(const char *path, int oflag, ...)
int __libc_open64(const char *path, int oflag, ...)
{
mode_t mode = 0;
if (oflag & O_CREAT)
@ -37,7 +38,9 @@ int open64(const char *path, int oflag, ...)
mode = va_arg(list, int);
va_end(list);
}
return open(path, oflag | O_LARGEFILE, mode);
return __libc_open(path, oflag | O_LARGEFILE, mode);
}
weak_alias(__libc_open64,open64);
weak_alias(__libc_open64,__open64);

View File

@ -4,7 +4,7 @@ AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
LIB_SOURCES = sigset.c
LIB_SOURCES = setjmp.S sigset.c syscalls.c
liblinuxi386_la_LDFLAGS = -Xcompiler -nostdlib
@ -22,5 +22,6 @@ include $(srcdir)/../../../../../Makefile.shared
all: crt0.o
AM_CFLAGS = -I$(srcdir)/../..
ACLOCAL_AMFLAGS = -I ../../../../..
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host

View File

@ -92,7 +92,7 @@ AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
LIB_SOURCES = sigset.c
LIB_SOURCES = setjmp.S sigset.c syscalls.c
liblinuxi386_la_LDFLAGS = -Xcompiler -nostdlib
@ -103,6 +103,7 @@ liblinuxi386_la_LDFLAGS = -Xcompiler -nostdlib
@USE_LIBTOOL_FALSE@noinst_LIBRARIES = @USE_LIBTOOL_FALSE@lib.a
@USE_LIBTOOL_FALSE@lib_a_SOURCES = @USE_LIBTOOL_FALSE@$(LIB_SOURCES)
AM_CFLAGS = -I$(srcdir)/../..
ACLOCAL_AMFLAGS = -I ../../../../..
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@ -115,11 +116,12 @@ DEFS = @DEFS@ -I. -I$(srcdir)
CPPFLAGS = @CPPFLAGS@
LIBS = @LIBS@
lib_a_LIBADD =
@USE_LIBTOOL_FALSE@lib_a_OBJECTS = sigset.o
@USE_LIBTOOL_FALSE@lib_a_OBJECTS = setjmp.o sigset.o syscalls.o
LTLIBRARIES = $(noinst_LTLIBRARIES)
liblinuxi386_la_LIBADD =
@USE_LIBTOOL_TRUE@liblinuxi386_la_OBJECTS = sigset.lo
@USE_LIBTOOL_TRUE@liblinuxi386_la_OBJECTS = setjmp.lo sigset.lo \
@USE_LIBTOOL_TRUE@syscalls.lo
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)

View File

@ -9,12 +9,15 @@
#include <stdlib.h>
#include <time.h>
#include <string.h>
extern char **environ;
extern int main(int argc,char **argv,char **envp);
extern void *_end;
extern void *__bss_start;
void _start(int args)
{
@ -29,6 +32,10 @@ void _start(int args)
char **argv = (char **) (params+1);
environ = argv+argc+1;
/* clear bss */
memset(__bss_start,0,((char *)_end - (char *)__bss_start));
tzset(); /* initialize timezone info */
exit(main(argc,argv,environ));
}

View File

@ -0,0 +1,83 @@
/* This file was based on the modified setjmp.S performed by
* Joel Sherill (joel@OARcorp.com) which specified the use
* of the __USER_LABEL_PREFIX__ and __REGISTER_PREFIX__ macros.
**
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
/* These are predefined by new versions of GNU cpp. */
#ifndef __USER_LABEL_PREFIX__
#define __USER_LABEL_PREFIX__ _
#endif
#define __REG_PREFIX__ %
/* ANSI concatenation macros. */
#define CONCAT1(a, b) CONCAT2(a, b)
#define CONCAT2(a, b) a##b
/* Use the right prefix for global labels. */
#define SYM(x) CONCAT1(__USER_LABEL_PREFIX__, x)
/* Use the right prefix for registers. */
#define REG(x) CONCAT1(__REG_PREFIX__, x)
#define eax REG(eax)
#define ebx REG(ebx)
#define ecx REG(ecx)
#define edx REG(edx)
#define esi REG(esi)
#define edi REG(edi)
#define ebp REG(ebp)
#define esp REG(esp)
#define st0 REG(st)
#define st1 REG(st(1))
#define st2 REG(st(2))
#define st3 REG(st(3))
#define st4 REG(st(4))
#define st5 REG(st(5))
#define st6 REG(st(6))
#define st7 REG(st(7))
#define ax REG(ax)
#define bx REG(bx)
#define cx REG(cx)
#define dx REG(dx)
#define ah REG(ah)
#define bh REG(bh)
#define ch REG(ch)
#define dh REG(dh)
#define al REG(al)
#define bl REG(bl)
#define cl REG(cl)
#define dl REG(dl)
#define mm1 REG(mm1)
#define mm2 REG(mm2)
#define mm3 REG(mm3)
#define mm4 REG(mm4)
#define mm5 REG(mm5)
#define mm6 REG(mm6)
#define mm7 REG(mm7)
#ifdef _I386MACH_NEED_SOTYPE_FUNCTION
#define SOTYPE_FUNCTION(sym) .type SYM(sym),@function
#else
#define SOTYPE_FUNCTION(sym)
#endif
#ifdef _I386MACH_ALLOW_HW_INTERRUPTS
#define __CLI
#define __STI
#else
#define __CLI cli
#define __STI sti
#endif

View File

@ -0,0 +1,6 @@
#define _JBLEN 9
typedef long __jmp_buf[_JBLEN];
#define SP_INDEX 7
#define _JMPBUF_UNWINDS(buf, address) \
((void *)(address) < (void *)(buf)[SP_INDEX])

View File

@ -0,0 +1,91 @@
/* This is file is a merger of SETJMP.S and LONGJMP.S */
/*
* This file was modified to use the __USER_LABEL_PREFIX__ and
* __REGISTER_PREFIX__ macros defined by later versions of GNU cpp by
* Joel Sherrill (joel@OARcorp.com)
* Slight change: now includes i386mach.h for this (Werner Almesberger)
*
* Copyright (C) 1991 DJ Delorie
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
/*
** jmp_buf:
** eax ebx ecx edx esi edi ebp esp eip
** 0 4 8 12 16 20 24 28 32
*/
#include "i386mach.h"
.global SYM (setjmp)
.global SYM (__libc_longjmp)
.weak SYM (longjmp)
SOTYPE_FUNCTION(setjmp)
SOTYPE_FUNCTION(longjmp)
SOTYPE_FUNCTION(__libc_longjmp)
SYM (setjmp):
pushl ebp
movl esp,ebp
pushl edi
movl 8 (ebp),edi
movl eax,0 (edi)
movl ebx,4 (edi)
movl ecx,8 (edi)
movl edx,12 (edi)
movl esi,16 (edi)
movl -4 (ebp),eax
movl eax,20 (edi)
movl 0 (ebp),eax
movl eax,24 (edi)
movl esp,eax
addl $12,eax
movl eax,28 (edi)
movl 4 (ebp),eax
movl eax,32 (edi)
popl edi
movl $0,eax
leave
ret
SYM (__libc_longjmp):
SYM (longjmp):
.weak longjmp
pushl ebp
movl esp,ebp
movl 8(ebp),edi /* get jmp_buf */
movl 12(ebp),eax /* store retval in j->eax */
movl eax,0(edi)
movl 24(edi),ebp
__CLI
movl 28(edi),esp
pushl 32(edi)
movl 0(edi),eax
movl 4(edi),ebx
movl 8(edi),ecx
movl 12(edi),edx
movl 16(edi),esi
movl 20(edi),edi
__STI
ret

View File

@ -6,6 +6,7 @@
#define _SOCKETCALL_H
#include <machine/weakalias.h>
#include <sys/errno.h>
#include <asm/unistd.h>
#include "sockops.h"
@ -25,32 +26,38 @@ __syscall_return(type,__res); \
#undef _sockcall1
#define _sockcall1(type,name,type1,arg1) \
type name(type1 arg1) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#undef _sockcall2
#define _sockcall2(type,name,type1,arg1,type2,arg2) \
type name(type1 arg1, type2 arg2) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1, type2 arg2) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#undef _sockcall3
#define _sockcall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type name(type1 arg1, type2 arg2, type3 arg3) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1, type2 arg2, type3 arg3) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#undef _sockcall4
#define _sockcall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#undef _sockcall5
#define _sockcall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5) \
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#undef _sockcall6
#define _sockcall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5,type6,arg6) \
type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) \
__sockcall_base(type,name)
type __libc_##name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) \
__sockcall_base(type,name) \
weak_alias(__libc_##name,name)
#endif /* _SOCKETCALL_H */

View File

@ -5,6 +5,7 @@
#ifndef SYSCALL_H
#include <machine/weakalias.h>
#include <sys/errno.h>
#include <asm/unistd.h>
@ -22,6 +23,12 @@
* PIC uses %ebx, so we need to save it during system calls
*/
#undef __inline_syscall0
#define __inline_syscall0(name,ret) \
__asm__ volatile ("int $0x80" \
: "=a" (ret) \
: "0" (__NR_##name));
#undef __inline_syscall1
#define __inline_syscall1(name,ret,arg1) \
__asm__ volatile ("push %%ebx; movl %2,%%ebx; int $0x80; pop %%ebx" \
@ -61,61 +68,77 @@ __asm__ volatile ("push %%ebx; lea 8(%%ebp),%%ebx; int $0x80; pop %%ebx" \
: "=a" (ret) \
: "0" (__NR_##name));
#undef _syscall0
#define _syscall0(type,name) \
type __libc_##name (void) \
{ \
long __res; \
__inline_syscall0(name,__res) \
__syscall_return(type,__res); \
} \
weak_alias(__libc_##name,name);
#undef _syscall1
#define _syscall1(type,name,type1,arg1) \
type name(type1 arg1) \
type __libc_##name (type1 arg1) \
{ \
long __res; \
__inline_syscall1(name,__res,arg1) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#undef _syscall2
#define _syscall2(type,name,type1,arg1,type2,arg2) \
type name(type1 arg1,type2 arg2) \
type __libc_##name (type1 arg1,type2 arg2) \
{ \
long __res; \
__inline_syscall2(name,__res,arg1,arg2) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#undef _syscall3
#define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \
type name(type1 arg1,type2 arg2,type3 arg3) \
type __libc_##name (type1 arg1,type2 arg2,type3 arg3) \
{ \
long __res; \
__inline_syscall3(name,__res,arg1,arg2,arg3) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#undef _syscall4
#define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \
type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
type __libc_##name (type1 arg1, type2 arg2, type3 arg3, type4 arg4) \
{ \
long __res; \
__inline_syscall4(name,__res,arg1,arg2,arg3,arg4) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#undef _syscall5
#define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
type __libc_##name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \
{ \
long __res; \
__inline_syscall5(name,__res,arg1,arg2,arg3,arg4,arg5) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#undef _syscall6
#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \
type5,arg5,type6,arg6) \
type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \
type __libc_##name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \
{ \
long __res; \
__inline_syscall6(name,__res,arg1,arg2,arg3,arg4,arg5,arg6) \
__syscall_return(type,__res); \
}
} \
weak_alias(__libc_##name,name);
#endif /* __PIC__ && __i386__ */

View File

@ -0,0 +1,11 @@
/* miscellaneous i386-specific linux syscalls */
/* Copyright 2002, Red Hat Inc. */
#include <sys/resource.h>
#include <machine/syscall.h>
#include <errno.h>
_syscall2(int,getrlimit,int,resource,struct rlimit *,rlp);
_syscall2(int,setrlimit,int,resource,const struct rlimit *,rlp);

View File

@ -0,0 +1,4 @@
#define weak_alias(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));

View File

@ -0,0 +1,46 @@
/* Linux version of pread so we can have a weak_alias */
#include <_ansi.h>
#include <unistd.h>
#include <reent.h>
#include <machine/weakalias.h>
ssize_t
_DEFUN (_pread_r, (rptr, fd, buf, n, off),
struct _reent *rptr _AND
int fd _AND
_PTR buf _AND
size_t n _AND
off_t off)
{
off_t cur_pos;
_READ_WRITE_RETURN_TYPE num_read;
if ((cur_pos = _lseek_r (rptr, fd, 0, SEEK_CUR)) == (off_t)-1)
return -1;
if (_lseek_r (rptr, fd, off, SEEK_SET) == (off_t)-1)
return -1;
num_read = _read_r (rptr, fd, buf, n);
if (_lseek_r (rptr, fd, cur_pos, SEEK_SET) == (off_t)-1)
return -1;
return (ssize_t)num_read;
}
#ifndef _REENT_ONLY
ssize_t
_DEFUN (__libc_pread, (fd, buf, n, off),
int fd _AND
_PTR buf _AND
size_t n _AND
off_t off)
{
return _pread_r (_REENT, fd, buf, n, off);
}
weak_alias(__libc_pread,pread)
#endif

View File

@ -35,9 +35,10 @@ Supporting OS subroutine required: <<read>>, <<lseek64>>.
#include <_ansi.h>
#include <unistd.h>
#include <reent.h>
#include <machine/weakalias.h>
ssize_t
_DEFUN (pread64, (fd, buf, n, off),
_DEFUN (__libc_pread64, (fd, buf, n, off),
int fd _AND
_PTR buf _AND
size_t n _AND
@ -59,4 +60,6 @@ _DEFUN (pread64, (fd, buf, n, off),
return (ssize_t)num_read;
}
weak_alias(__libc_pread64,pread64);
weak_alias(__libc_pread64,__pread64);

View File

@ -19,6 +19,8 @@ _syscall0(pid_t,getppid)
_syscall0(pid_t,getpgrp)
_syscall0(pid_t,setsid)
weak_alias(__libc_getpid,__getpid);
/* FIXME: get rid of noreturn warning */
#define return for (;;)

View File

@ -0,0 +1,46 @@
/* Linux version of pwrite so we can have a weak alias */
#include <_ansi.h>
#include <unistd.h>
#include <reent.h>
#include <machine/weakalias.h>
ssize_t
_DEFUN (_pwrite_r, (rptr, fd, buf, n, off),
struct _reent *rptr _AND
int fd _AND
_CONST _PTR buf _AND
size_t n _AND
off_t off)
{
off_t cur_pos;
_READ_WRITE_RETURN_TYPE num_written;
if ((cur_pos = _lseek_r (rptr, fd, 0, SEEK_CUR)) == (off_t)-1)
return -1;
if (_lseek_r (rptr, fd, off, SEEK_SET) == (off_t)-1)
return -1;
num_written = _write_r (rptr, fd, buf, n);
if (_lseek_r (rptr, fd, cur_pos, SEEK_SET) == (off_t)-1)
return -1;
return (ssize_t)num_written;
}
#ifndef _REENT_ONLY
ssize_t
_DEFUN (__libc_pwrite, (fd, buf, n, off),
int fd _AND
_CONST _PTR buf _AND
size_t n _AND
off_t off)
{
return _pwrite_r (_REENT, fd, buf, n, off);
}
weak_alias(__libc_pwrite,pwrite)
#endif

View File

@ -35,9 +35,10 @@ Supporting OS subroutine required: <<write>>, <<lseek64>>.
#include <_ansi.h>
#include <unistd.h>
#include <reent.h>
#include <machine/weakalias.h>
ssize_t
_DEFUN (pwrite64, (fd, buf, n, off),
_DEFUN (__libc_pwrite64, (fd, buf, n, off),
int fd _AND
_PTR buf _AND
size_t n _AND
@ -59,4 +60,5 @@ _DEFUN (pwrite64, (fd, buf, n, off),
return (ssize_t)num_written;
}
weak_alias(__libc_pwrite64,pwrite64)

View File

@ -0,0 +1,3 @@
/* empty file so we override regular raise */

View File

@ -14,3 +14,9 @@ _syscall2(int,sched_rr_get_interval,pid_t,pid,struct timespec *,interval);
_syscall2(int,sched_setparam,pid_t,pid,const struct sched_param *,sched);
_syscall3(int,sched_setscheduler,pid_t,pid,int,policy,const struct sched_param *,sched);
_syscall0(int,sched_yield);
weak_alias(__libc_sched_getparam,__sched_getparam);
weak_alias(__libc_sched_getscheduler,__sched_getscheduler);
weak_alias(__libc_sched_get_priority_max,__sched_get_priority_max);
weak_alias(__libc_sched_get_priority_min,__sched_get_priority_min);
weak_alias(__libc_sched_setscheduler,__sched_setscheduler);

View File

@ -5,12 +5,14 @@
#include <setjmp.h>
#include <signal.h>
#include <machine/weakalias.h>
void
siglongjmp (sigjmp_buf env, int val)
__libc_siglongjmp (sigjmp_buf env, int val)
{
if (env.__is_mask_saved)
sigprocmask (SIG_SETMASK, &env.__saved_mask, NULL);
longjmp (env.__buf, val);
__libc_longjmp (env.__buf, val);
}
weak_alias(__libc_siglongjmp,siglongjmp);

View File

@ -50,11 +50,11 @@ int sigblock(int mask) /* BSD */
return __ssetmask(mask | __sgetmask());
}
int raise(int sig)
int __libc_raise(int sig)
{
return kill(getpid(),sig);
}
weak_alias(__libc_raise,raise)
int sigtimedwait(const sigset_t *set, siginfo_t *info,
struct timespec *timeout)

View File

@ -28,3 +28,5 @@ _sockcall3(int,socket,int,domain,int,type,int,protocol)
_sockcall4(int,socketpair,int,domain,int,type,int,protocol,int,fds[2])
_sockcall3(ssize_t,sendmsg,int,fd,const struct msghdr *,message,int,flags)
weak_alias(__libc_connect,__connect);
weak_alias(__libc_send,__send);

View File

@ -25,4 +25,6 @@ extern __IMPORT int _sys_nerr;
#include <asm/errno.h>
#define ENOTSUP EOPNOTSUPP
#endif

View File

@ -6,10 +6,10 @@
LinuxThreads. */
#if !defined(__SINGLE_THREAD__)
# if !defined(_flockfile)
# define _flockfile(fp) /* FIXME: Uncomment when LinuxThreads is in: flockfile(fp) */
# define _flockfile(fp) flockfile(fp)
# endif
# if !defined(_funlockfile)
# define _funlockfile(fp) /* FIXME: Uncomment when LinuxThreads is in: funlockfile(fp) */
# define _funlockfile(fp) funlockfile(fp)
# endif
#endif /* __SINGLE_THREAD__ */

View File

@ -10,6 +10,7 @@
* libc/include/sys/types.h. Repeat those here and
* skip the kernel's definitions. */
#include <sys/config.h>
#include <machine/types.h>
#ifndef __time_t_defined
@ -30,6 +31,41 @@ typedef unsigned int __useconds_t;
typedef __pid_t pid_t;
typedef __off_t off_t;
typedef __loff_t loff_t;
typedef __uint32_t uintptr_t;
typedef __int32_t intptr_t;
#ifndef __u_char_defined
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
#ifdef __GNUC__
__extension__ typedef long long quad_t;
__extension__ typedef unsigned long long u_quad_t;
#else
typedef struct
{
long int __val[2];
} quad_t;
typedef struct
{
unsigned long __val[2];
} u_quad_t;
#endif
typedef struct
{
int __val[2];
} fsid_t;
#define __u_char_defined
#endif
#ifndef __daddr_t_defined
typedef int daddr_t;
typedef char *caddr_t;
# define __daddr_t_defined
#endif
typedef int clockid_t;
/* Time Value Specification Structures, P1003.1b-1993, p. 261 */
@ -42,5 +78,6 @@ struct timespec {
#endif /* !_STRUCT_TIMESPEC */
#include <linux/types.h>
#define __mode_t_defined
#endif

View File

@ -0,0 +1,158 @@
/* Copyright (C) 1991-1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <stddef.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/wait.h>
#include <signal.h>
#include <sys/types.h>
#include <errno.h>
#include <machine/weakalias.h>
#ifndef HAVE_GNU_LD
#define __environ environ
#endif
#define SHELL_PATH "/bin/sh" /* Path of the shell. */
#define SHELL_NAME "sh" /* Name to give it. */
/* Execute LINE as a shell command, returning its status. */
int
__libc_system (const char *line)
{
int status, save;
pid_t pid;
struct sigaction sa, intr, quit;
#ifndef WAITPID_CANNOT_BLOCK_SIGCHLD
sigset_t block, omask;
#endif
if (line == NULL)
/* Check that we have a command processor available. It might
not be available after a chroot(), for example. */
return __libc_system ("exit 0") == 0;
sa.sa_handler = SIG_IGN;
sa.sa_flags = 0;
sigemptyset (&sa.sa_mask);
if (sigaction (SIGINT, &sa, &intr) < 0)
return -1;
if (sigaction (SIGQUIT, &sa, &quit) < 0)
{
save = errno;
(void) sigaction (SIGINT, &intr, (struct sigaction *) NULL);
errno = save;
return -1;
}
#ifndef WAITPID_CANNOT_BLOCK_SIGCHLD
/* SCO 3.2v4 has a bug where `waitpid' will never return if SIGCHLD is
blocked. This makes it impossible for `system' to be implemented in
compliance with POSIX.2-1992. They have acknowledged that this is a bug
but I have not seen nor heard of any forthcoming fix. */
sigemptyset (&block);
sigaddset (&block, SIGCHLD);
save = errno;
if (sigprocmask (SIG_BLOCK, &block, &omask) < 0)
{
if (errno == ENOSYS)
errno = save;
else
{
save = errno;
(void) sigaction (SIGINT, &intr, (struct sigaction *) NULL);
(void) sigaction (SIGQUIT, &quit, (struct sigaction *) NULL);
errno = save;
return -1;
}
}
# define UNBLOCK sigprocmask (SIG_SETMASK, &omask, (sigset_t *) NULL)
#else
# define UNBLOCK 0
#endif
pid = fork ();
if (pid == (pid_t) 0)
{
/* Child side. */
const char *new_argv[4];
new_argv[0] = SHELL_NAME;
new_argv[1] = "-c";
new_argv[2] = line;
new_argv[3] = NULL;
/* Restore the signals. */
(void) sigaction (SIGINT, &intr, (struct sigaction *) NULL);
(void) sigaction (SIGQUIT, &quit, (struct sigaction *) NULL);
(void) UNBLOCK;
/* Exec the shell. */
(void) execve (SHELL_PATH, (char *const *) new_argv, __environ);
_exit (127);
}
else if (pid < (pid_t) 0)
/* The fork failed. */
status = -1;
else
/* Parent side. */
{
#ifdef NO_WAITPID
pid_t child;
do
{
child = wait (&status);
if (child <= -1 && errno != EINTR)
{
status = -1;
break;
}
/* Note that pid cannot be <= -1 and therefore the loop continues
when wait returned with EINTR. */
}
while (child != pid);
#else
int n;
do
n = waitpid (pid, &status, 0);
while (n == -1 && errno == EINTR);
if (n != pid)
status = -1;
#endif
}
save = errno;
if ((sigaction (SIGINT, &intr, (struct sigaction *) NULL) |
sigaction (SIGQUIT, &quit, (struct sigaction *) NULL) |
UNBLOCK) != 0)
{
if (errno == ENOSYS)
errno = save;
else
return -1;
}
return status;
}
weak_alias (__libc_system, system)

View File

@ -0,0 +1,13 @@
/* tcdrain - wait for transmission of output */
#include <termios.h>
#include <sys/ioctl.h>
#include <machine/weakalias.h>
int
__libc_tcdrain (int fd)
{
return ioctl (fd, TCSBRK, 1);
}
weak_alias (__libc_tcdrain, tcdrain)

View File

@ -15,3 +15,4 @@ _syscall1(clock_t,times,struct tms *,buf)
_syscall2(int,gettimeofday,struct timeval *,tv,struct timezone *,tz)
_syscall2(int,nanosleep,const struct timespec *,req,struct timespec *,rem)
weak_alias(__libc_gettimeofday,__gettimeofday);

View File

@ -11,13 +11,16 @@ _syscall3(pid_t,waitpid,pid_t,pid,int *,wait_stat,int,options)
_syscall4(pid_t,wait4,pid_t,pid,int *,status,int,options,struct rusage *,rusage)
pid_t wait3(int *status,int options,struct rusage *rusage)
pid_t __libc_wait3(int *status,int options,struct rusage *rusage)
{
return wait4(-1,status,options,rusage);
return __libc_wait4(-1,status,options,rusage);
}
weak_alias(__libc_wait3,wait3)
pid_t __libc_wait(int *status)
{
return __libc_waitpid(-1,status,0);
}
pid_t wait(int *status)
{
return waitpid(-1,status,0);
}
weak_alias(__libc_wait,__wait);
weak_alias(__libc_wait,wait);