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* Makefile.in: Create libutil.a from bsdlib.o exports. 

* bsdlib.cc (logwtmp): Move from syscalls.cc to here.
	(login): Ditto.
	(logout): Ditto.

	* winsup.h (EXPORT_ALIAS): New macro.
	* exec.cc: Define alias symbols using EXPORT_ALIAS macro.
	* syscalls.cc: Ditto.
	* times.cc: Ditto.
This commit is contained in:
Corinna Vinschen 2004-09-10 08:30:51 +00:00
parent 04d55823da
commit 4875a4b66e
7 changed files with 78 additions and 70 deletions
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12
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,15 @@
2004-09-10 Corinna Vinschen <corinna@vinschen.de>
* Makefile.in: Create libutil.a from bsdlib.o exports.
* bsdlib.cc (logwtmp): Move from syscalls.cc to here.
(login): Ditto.
(logout): Ditto.
* winsup.h (EXPORT_ALIAS): New macro.
* exec.cc: Define alias symbols using EXPORT_ALIAS macro.
* syscalls.cc: Ditto.
* times.cc: Ditto.
2004-09-09 Corinna Vinschen <corinna@vinschen.de>
* fhandler_tape.cc (fhandler_dev_tape::open): Fix typo.

7
winsup/cygwin/Makefile.in
View File

@ -213,7 +213,7 @@ API_VER:=$(srcdir)/include/cygwin/version.h
PWD:=${shell pwd}
LIB_NAME:=$(PWD)/libcygwin.a
LIBSERVER:=@LIBSERVER@
SUBLIBS:=$(PWD)/libpthread.a $(PWD)/libm.a $(PWD)/libc.a
SUBLIBS:=$(PWD)/libpthread.a $(PWD)/libutil.a $(PWD)/libm.a $(PWD)/libc.a
EXTRALIBS:=libautomode.a libbinmode.a libtextmode.a libtextreadmode.a
INSTOBJS:=automode.o binmode.o textmode.o textreadmode.o
TARGET_LIBS:=$(LIB_NAME) $(CYGWIN_START) $(GMON_START) $(LIBGMON_A) $(SUBLIBS) $(INSTOBJS) $(EXTRALIBS)
@ -414,10 +414,13 @@ $(srcdir)/devices.cc: gendevices devices.in devices.h
$(PWD)/libpthread.a: speclib $(LIB_NAME) pthread.o thread.o
/bin/sh ${word 1, $^} $@ "${NM}" "$(AR)" ${wordlist 2, 99, $^}
$(PWD)/libutil.a: speclib $(LIB_NAME) bsdlib.o
/bin/sh ${word 1, $^} $@ "${NM}" "$(AR)" ${wordlist 2, 99, $^}
$(PWD)/libm.a: speclib $(LIB_NAME) $(LIBM)
/bin/sh ${word 1, $^} $@ "${NM}" "$(AR)" ${wordlist 2, 99, $^}
$(PWD)/libc.a: speclib $(LIB_NAME) $(PWD)/libm.a libpthread.a
$(PWD)/libc.a: speclib $(LIB_NAME) $(PWD)/libm.a libpthread.a libutil.a
/bin/sh ${word 1, $^} -v $@ "${NM}" "$(AR)" ${wordlist 2, 99, $^}
lib%.a: %.o

3
winsup/cygwin/exec.cc
View File

@ -35,8 +35,7 @@ execve (const char *path, char *const argv[], char *const envp[])
return spawnve (_P_OVERLAY, path, argv, envp);
}
extern "C" int _execve (const char *, char *const [], char *const [])
__attribute__ ((alias ("execve")));
EXPORT_ALIAS (execve, _execve)
extern "C" int
execl (const char *path, const char *arg0, ...)

49
winsup/cygwin/libc/bsdlib.cc
View File

@ -260,3 +260,52 @@ setprogname (const char *newprogname)
__progname = (char *)newprogname;
}
}
extern "C" void
logwtmp (const char *line, const char *user, const char *host)
{
struct utmp ut;
memset (&ut, 0, sizeof ut);
ut.ut_type = USER_PROCESS;
ut.ut_pid = getpid ();
if (line)
strncpy (ut.ut_line, line, sizeof ut.ut_line);
time (&ut.ut_time);
if (user)
strncpy (ut.ut_user, user, sizeof ut.ut_user);
if (host)
strncpy (ut.ut_host, host, sizeof ut.ut_host);
updwtmp (_PATH_WTMP, &ut);
}
extern "C" void
login (struct utmp *ut)
{
pututline (ut);
endutent ();
updwtmp (_PATH_WTMP, ut);
}
extern "C" int
logout (char *line)
{
struct utmp ut_buf, *ut;
memset (&ut_buf, 0, sizeof ut_buf);
strncpy (ut_buf.ut_line, line, sizeof ut_buf.ut_line);
setutent ();
ut = getutline (&ut_buf);
if (ut)
{
ut->ut_type = DEAD_PROCESS;
memset (ut->ut_user, 0, sizeof ut->ut_user);
memset (ut->ut_host, 0, sizeof ut->ut_host);
time (&ut->ut_time);
debug_printf ("set logout time for %s", line);
pututline (ut);
endutent ();
return 1;
}
return 0;
}

70
winsup/cygwin/syscalls.cc
View File

@ -370,8 +370,7 @@ read (int fd, void *ptr, size_t len)
return readv (fd, &iov, 1);
}
extern "C" ssize_t _read (int, void *, size_t)
__attribute__ ((alias ("read")));
EXPORT_ALIAS (read, _read)
extern "C" ssize_t
write (int fd, const void *ptr, size_t len)
@ -385,8 +384,7 @@ write (int fd, const void *ptr, size_t len)
return writev (fd, &iov, 1);
}
extern "C" ssize_t _write (int fd, const void *ptr, size_t len)
__attribute__ ((alias ("write")));
EXPORT_ALIAS (write, _write)
extern "C" ssize_t
readv (int fd, const struct iovec *const iov, const int iovcnt)
@ -572,11 +570,8 @@ open (const char *unix_path, int flags, ...)
return res;
}
extern "C" int _open (const char *, int flags, ...)
__attribute__ ((alias ("open")));
extern "C" int _open64 (const char *, int flags, ...)
__attribute__ ((alias ("open")));
EXPORT_ALIAS (open, _open )
EXPORT_ALIAS (open, _open64 )
extern "C" _off64_t
lseek64 (int fd, _off64_t pos, int dir)
@ -601,8 +596,7 @@ lseek64 (int fd, _off64_t pos, int dir)
return res;
}
extern "C" int _lseek64 (int fd, _off64_t pos, int dir)
__attribute__ ((alias ("lseek64")));
EXPORT_ALIAS (lseek64, _lseek64)
extern "C" _off_t
lseek (int fd, _off_t pos, int dir)
@ -610,8 +604,7 @@ lseek (int fd, _off_t pos, int dir)
return lseek64 (fd, (_off64_t) pos, dir);
}
extern "C" _off_t _lseek (int, _off_t, int)
__attribute__ ((alias ("lseek")));
EXPORT_ALIAS (lseek, _lseek)
extern "C" int
close (int fd)
@ -635,7 +628,7 @@ close (int fd)
return res;
}
extern "C" int _close (int) __attribute__ ((alias ("close")));
EXPORT_ALIAS (close, _close)
extern "C" int
isatty (int fd)
@ -2482,55 +2475,6 @@ updwtmp (const char *wtmp_file, const struct utmp *ut)
}
}
extern "C" void
logwtmp (const char *line, const char *user, const char *host)
{
struct utmp ut;
memset (&ut, 0, sizeof ut);
ut.ut_type = USER_PROCESS;
ut.ut_pid = getpid ();
if (line)
strncpy (ut.ut_line, line, sizeof ut.ut_line);
time (&ut.ut_time);
if (user)
strncpy (ut.ut_user, user, sizeof ut.ut_user);
if (host)
strncpy (ut.ut_host, host, sizeof ut.ut_host);
updwtmp (_PATH_WTMP, &ut);
}
extern "C" void
login (struct utmp *ut)
{
pututline (ut);
endutent ();
updwtmp (_PATH_WTMP, ut);
}
extern "C" int
logout (char *line)
{
struct utmp ut_buf, *ut;
memset (&ut_buf, 0, sizeof ut_buf);
strncpy (ut_buf.ut_line, line, sizeof ut_buf.ut_line);
setutent ();
ut = getutline (&ut_buf);
if (ut)
{
ut->ut_type = DEAD_PROCESS;
memset (ut->ut_user, 0, sizeof ut->ut_user);
memset (ut->ut_host, 0, sizeof ut->ut_host);
time (&ut->ut_time);
debug_printf ("set logout time for %s", line);
pututline (ut);
endutent ();
return 1;
}
return 0;
}
static int utmp_fd = -1;
static bool utmp_readonly = false;
static char *utmp_file = (char *) _PATH_UTMP;

5
winsup/cygwin/times.cc
View File

@ -90,7 +90,7 @@ times (struct tms *buf)
return tc;
}
extern "C" clock_t _times (struct tms *) __attribute__((alias ("times")));
EXPORT_ALIAS (times, _times)
/* settimeofday: BSD */
extern "C" int
@ -172,8 +172,7 @@ gettimeofday (struct timeval *tv, struct timezone *tz)
return 0;
}
extern "C" int _gettimeofday (struct timeval *, struct timezone *)
__attribute__((alias ("gettimeofday")));
EXPORT_ALIAS (gettimeofday, _gettimeofday)
/* Cygwin internal */
void

2
winsup/cygwin/winsup.h
View File

@ -32,6 +32,8 @@ details. */
#define NO_COPY __attribute__((nocommon)) __attribute__((section(".data_cygwin_nocopy")))
#define NO_COPY_INIT __attribute__((section(".data_cygwin_nocopy")))
#define EXPORT_ALIAS(sym,symalias) extern "C" __typeof (sym) symalias __attribute__ ((alias(#sym)));
#if !defined(__STDC_VERSION__) || __STDC_VERSION__ >= 199900L
#define NEW_MACRO_VARARGS
#endif