From 60478656fad8d8a487e9bc52d025f69767c3262b Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sun, 17 Sep 1995 20:23:15 +0000 Subject: Sat Sep 16 17:47:19 1995 Ulrich Drepper * elf/elf.h (AT_GID): Fix typo: Read -> Real. * misc/efgvt_r.c: New file. Reentrant version of [efg]cvt functions. * misc/efgcvt.c: Rewrite to use reentrant functions. * misc/hsearch_r.c: New file. Reentrant version of functions from hsearch family. * misc/hsearch.c, misc/tsearch.c: New files. * misc/Makefile (routines): Add efgcvt_r, hsearch_r, hsearch, tsearch. * posix/unistd.h (ttyname_r): Add prototype for new function. * stdlib/drand48_r.c, stdlib/erand48_r.c, stdlib/jrand48_r.c, stdlib/lrand48_r.c, stdlib/mrand48_r.c, stdlib/nrand48_r.c, stdlib/seed48_r.c, stdlib/srand48_r.c, stdlib/lcong48_r.c, stdlib/drand48-iter.c: New files implementing reentrant versions of functions from drand48 family. * stdlib/seed48.c, stdlib/drand48.c, stdlib/erand48.c, stdlib/jrand48.c, stdlib/lrand48.c, stdlib/mrand48.c, stdlib/nrand48.c, stdlib/srand48.c, stdlib/lcong48.c: Rewrite to use reentrant versions. * stdlib/a64l.c, stdlib/l64a.c: New files. Implement a64l() and l64a() functions from SysV library. * stdlib/Makefile (routines): Add drand48_r, erand48_r, lrand48_r, nrand48_r, mrand48_r, jrand48_r, srand48_r, seed48_r, lcong48_r, drand48-iter, a64l, l64a. * stdlib/stdlib.h: Declare them. * stdlib/random_r.c: New file. Reentrant version of functions from random family. * stdlib/stdlib.h: Declare them. * stdlib/random.c: Rewrite to use reentrant functions. * string/strerror_r.c: New file. Reentrant version. * string/strerror.c: Change for new _strerror_internal form. * string/Makefile (routines): Add strerror_r. * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Set default value of user_entry to `_start'. Close AT_ENTRY case with `break'. * sysdeps/generic/strstr.c: New and much faster implementation by Stephen R. van den Berg. * sysdeps/generic/_strerror.c: _strerror_internal now takes three argument and has and explicit buffer length. * sysdeps/mach/_strerror.c: Change for new interface with three arguments. * stdio/perror.c, stdio/vfprintf.c: Callers changed. * sysdeps/mach/hurd/ttyname_r.c: New file. Reentrant version. * sysdeps/posix/ttyname_r.c: New file. Reentrant version. * sysdeps/stub/ttyname_r: New file. Define as dummy function. * sysdeps/posix/utimes.c: Include for prototype. (utimes): First parameter to utime must be file, not path. * sysdeps/posix/sysconf.c (__sysconf): Test for CLK_TCK in case _SC_CLK_TCK and return it when available. Test for STREAM_MAX in case _SC_STREAM_MAX and return it when available. Add case for _SC_2_LOCALEDEF which is now available. * posix/sys/types.h [__USE_SVID] (key_t): New type. * sysvipc/Makefile, sysvipc/ftok.c, sysvipc/sys/ipc.h, sysvipc/sys/msg.h, sysvipc/sys/sem.h, sysvipc/sys/shm.h, sysdeps/stub/sys/msq_buf.h, sysdeps/stub/sys/sem_buf.h, sysdeps/stub/sys/shm_buf.h, sysdeps/stub/sys/ipc_buf.h, sysdeps/stub/semctl.c, sysdeps/stub/semget.c, sysdeps/stub/semop.c, sysdeps/stub/shmat.c, sysdeps/stub/shmctl.c, sysdeps/stub/shmdt.c, sysdeps/stub/shmget.c, sysdeps/stub/msgctl.c, sysdeps/stub/msgget.c, sysdeps/stub/msgrcv.c, sysdeps/stub/msgsnd.c: New files. Add implementation of System V IPC. --- sysdeps/generic/_strerror.c | 12 +++-- sysdeps/generic/dl-sysdep.c | 3 ++ sysdeps/generic/strstr.c | 119 ++++++++++++++++++++++++++++++++---------- sysdeps/mach/_strerror.c | 6 +-- sysdeps/mach/hurd/ttyname_r.c | 49 +++++++++++++++++ sysdeps/posix/sysconf.c | 15 ++++++ sysdeps/posix/ttyname_r.c | 91 ++++++++++++++++++++++++++++++++ sysdeps/posix/utimes.c | 3 +- sysdeps/stub/msgctl.c | 36 +++++++++++++ sysdeps/stub/msgget.c | 35 +++++++++++++ sysdeps/stub/msgrcv.c | 41 +++++++++++++++ sysdeps/stub/msgsnd.c | 40 ++++++++++++++ sysdeps/stub/semctl.c | 37 +++++++++++++ sysdeps/stub/semget.c | 36 +++++++++++++ sysdeps/stub/semop.c | 35 +++++++++++++ sysdeps/stub/shmat.c | 37 +++++++++++++ sysdeps/stub/shmctl.c | 35 +++++++++++++ sysdeps/stub/shmdt.c | 34 ++++++++++++ sysdeps/stub/shmget.c | 36 +++++++++++++ sysdeps/stub/sys/ipc_buf.h | 58 ++++++++++++++++++++ sysdeps/stub/sys/msq_buf.h | 47 +++++++++++++++++ sysdeps/stub/sys/sem_buf.h | 52 ++++++++++++++++++ sysdeps/stub/sys/shm_buf.h | 53 +++++++++++++++++++ sysdeps/stub/ttyname_r.c | 42 +++++++++++++++ 24 files changed, 914 insertions(+), 38 deletions(-) create mode 100644 sysdeps/mach/hurd/ttyname_r.c create mode 100644 sysdeps/posix/ttyname_r.c create mode 100644 sysdeps/stub/msgctl.c create mode 100644 sysdeps/stub/msgget.c create mode 100644 sysdeps/stub/msgrcv.c create mode 100644 sysdeps/stub/msgsnd.c create mode 100644 sysdeps/stub/semctl.c create mode 100644 sysdeps/stub/semget.c create mode 100644 sysdeps/stub/semop.c create mode 100644 sysdeps/stub/shmat.c create mode 100644 sysdeps/stub/shmctl.c create mode 100644 sysdeps/stub/shmdt.c create mode 100644 sysdeps/stub/shmget.c create mode 100644 sysdeps/stub/sys/ipc_buf.h create mode 100644 sysdeps/stub/sys/msq_buf.h create mode 100644 sysdeps/stub/sys/sem_buf.h create mode 100644 sysdeps/stub/sys/shm_buf.h create mode 100644 sysdeps/stub/ttyname_r.c (limited to 'sysdeps') diff --git a/sysdeps/generic/_strerror.c b/sysdeps/generic/_strerror.c index 455c8ff0a7..0d069f84c5 100644 --- a/sysdeps/generic/_strerror.c +++ b/sysdeps/generic/_strerror.c @@ -1,4 +1,4 @@ -/* Copyright (C) 19911993 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1993, 1995 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 @@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include #include #include @@ -27,13 +26,16 @@ Cambridge, MA 02139, USA. */ /* Return a string describing the errno code in ERRNUM. */ char * -DEFUN(_strerror_internal, (errnum, buf), int errnum AND char buf[1024]) +_strerror_internal (errnum, buf, buflen) + int errnum; + char *buf; + size_t buflen; { if (errnum < 0 || errnum > _sys_nerr) { static char fmt[] = "Unknown error %d"; - size_t len = sprintf (buf, fmt, errnum); - if (len < sizeof(fmt) - 2) + size_t len = snprintf (buf, buflen, fmt, errnum); + if (len < sizeof (fmt) - 2) return NULL; buf[len - 1] = '\0'; return buf; diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c index b18ac2b0f7..c1cf37da76 100644 --- a/sysdeps/generic/dl-sysdep.c +++ b/sysdeps/generic/dl-sysdep.c @@ -26,6 +26,7 @@ Cambridge, MA 02139, USA. */ extern int _dl_argc; extern char **_dl_argv; extern char **_environ; +extern void _start (void); Elf32_Addr _dl_sysdep_start (void **start_argptr, @@ -39,6 +40,7 @@ _dl_sysdep_start (void **start_argptr, uid_t uid, euid; gid_t gid, egid; + user_entry = (Elf32_Addr) &_start; _dl_argc = *(int *) start_argptr; _dl_argv = start_argptr + 1; _environ = &_dl_argv[_dl_argc + 1]; @@ -57,6 +59,7 @@ _dl_sysdep_start (void **start_argptr, break; case AT_ENTRY: user_entry = av->a_un.a_val; + break; case AT_UID: uid = av->a_un.a_val; break; diff --git a/sysdeps/generic/strstr.c b/sysdeps/generic/strstr.c index 06681de931..9c0e8183b5 100644 --- a/sysdeps/generic/strstr.c +++ b/sysdeps/generic/strstr.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1994 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 @@ -16,41 +16,102 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include -#include +/* + * My personal strstr() implementation that beats most other algorithms. + * Until someone tells me otherwise, I assume that this is the + * fastest implementation of strstr() in C. + * I deliberately chose not to comment it. You should have at least + * as much fun trying to understand it, as I had to write it :-). + * + * Stephen R. van den Berg, berg@pool.informatik.rwth-aachen.de */ + #include +#include + +typedef unsigned chartype; -/* Return the first ocurrence of NEEDLE in HAYSTACK. */ char * -DEFUN(strstr, (haystack, needle), - CONST char *CONST haystack AND - CONST char *CONST needle) +strstr (phaystack, pneedle) + const char *phaystack; + const char *pneedle; { - register CONST char *CONST needle_end = strchr(needle, '\0'); - register CONST char *CONST haystack_end = strchr(haystack, '\0'); - register CONST size_t needle_len = needle_end - needle; - register CONST size_t needle_last = needle_len - 1; - register CONST char *begin; - - if (needle_len == 0) - return (char *) haystack; /* ANSI 4.11.5.7, line 25. */ - if ((size_t) (haystack_end - haystack) < needle_len) - return NULL; - - for (begin = &haystack[needle_last]; begin < haystack_end; ++begin) - { - register CONST char *n = &needle[needle_last]; - register CONST char *h = begin; + register const unsigned char *haystack, *needle; + register chartype b, c; + + haystack = (const unsigned char *) phaystack; + needle = (const unsigned char *) pneedle; + b = *needle; + if (b != '\0') + { + haystack--; /* possible ANSI violation */ do - if (*h != *n) - goto loop; /* continue for loop */ - while (--n >= needle && --h >= haystack); + { + c = *++haystack; + if (c == '\0') + goto ret0; + } + while (c != b); - return (char *) h; + c = *++needle; + if (c == '\0') + goto foundneedle; + ++needle; + goto jin; - loop:; - } + for (;;) + { + register chartype a; + register const unsigned char *rhaystack, *rneedle; + + do + { + a = *++haystack; + if (a == '\0') + goto ret0; + if (a == b) + break; + a = *++haystack; + if (a == '\0') + goto ret0; +shloop: } + while (a != b); - return NULL; +jin: a = *++haystack; + if (a == '\0') + goto ret0; + + if (a != c) + goto shloop; + + rhaystack = haystack-- + 1; + rneedle = needle; + a = *rneedle; + + if (*rhaystack == a) + do + { + if (a == '\0') + goto foundneedle; + ++rhaystack; + a = *++needle; + if (*rhaystack != a) + break; + if (a == '\0') + goto foundneedle; + ++rhaystack; + a = *++needle; + } + while (*rhaystack == a); + + needle = rneedle; /* took the register-poor aproach */ + + if (a == '\0') + break; + } + } +foundneedle: + return (char*) haystack; +ret0: + return 0; } diff --git a/sysdeps/mach/_strerror.c b/sysdeps/mach/_strerror.c index eeebb9e360..f2411122ea 100644 --- a/sysdeps/mach/_strerror.c +++ b/sysdeps/mach/_strerror.c @@ -24,7 +24,7 @@ Cambridge, MA 02139, USA. */ /* Return a string describing the errno code in ERRNUM. */ char * -_strerror_internal (int errnum, char buf[1024]) +_strerror_internal (int errnum, char *buf, size_t buflen) { int system; int sub; @@ -41,7 +41,7 @@ _strerror_internal (int errnum, char buf[1024]) if (system > err_max_system || ! __mach_error_systems[system].bad_sub) { static const char unk[] = "Error in unknown error system: "; - char *p = buf + sizeof buf; + char *p = buf + buflen; *p-- = '\0'; p = _itoa (errnum, p, 16, 1); p -= sizeof unk - 1; @@ -56,7 +56,7 @@ _strerror_internal (int errnum, char buf[1024]) if (code >= es->subsystem[sub].max_code) { static const char unk[] = "Unknown error "; - char *p = buf + sizeof buf; + char *p = buf + buflen; size_t len = strlen (es->subsystem[sub].subsys_name); *p-- = '\0'; p = _itoa (errnum, p, 16, 1); diff --git a/sysdeps/mach/hurd/ttyname_r.c b/sysdeps/mach/hurd/ttyname_r.c new file mode 100644 index 0000000000..67ff37d61c --- /dev/null +++ b/sysdeps/mach/hurd/ttyname_r.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1994, 1995 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include +#include + +/* Store at most BUFLEN characters of the pathname of the terminal FD is + open on in BUF. Return 0 on success, -1 otherwise. */ +int +ttyname_r (int fd, char *buf, int buflen) +{ + error_t err; + char nodename[1024]; /* XXX */ + char *cp; + int len; + + nodename[0] = '\0'; + if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename))) + return __hurd_dfail (fd, err), -1; + + len = (int) strlen (nodename) + 1; + if (len > buflen) + { + errno = EINVAL; + return -1; + } + + memcpy (buf, nodename, len); + return 0; +} diff --git a/sysdeps/posix/sysconf.c b/sysdeps/posix/sysconf.c index 7f4fbb7261..485f9b3df4 100644 --- a/sysdeps/posix/sysconf.c +++ b/sysdeps/posix/sysconf.c @@ -52,7 +52,11 @@ DEFUN(__sysconf, (name), int name) #endif case _SC_CLK_TCK: +#ifdef CLK_TCK + return CLK_TCK; +#else return 60; +#endif case _SC_NGROUPS_MAX: #ifdef NGROUPS_MAX @@ -65,7 +69,11 @@ DEFUN(__sysconf, (name), int name) return __getdtablesize (); case _SC_STREAM_MAX: +#ifdef STREAM_MAX + return STREAM_MAX; +#else return FOPEN_MAX; +#endif case _SC_TZNAME_MAX: return __tzname_max (); @@ -171,6 +179,13 @@ DEFUN(__sysconf, (name), int name) return -1; #endif + case _SC_2_LOCALEDEF: +#ifdef _POSIX2_LOCALEDEF + return _POSIX2_LOCALEDEF; +#else + return -1; +#endif + case _SC_2_SW_DEV: #ifdef _POSIX2_SW_DEV return _POSIX2_SW_DEV; diff --git a/sysdeps/posix/ttyname_r.c b/sysdeps/posix/ttyname_r.c new file mode 100644 index 0000000000..e225da2be2 --- /dev/null +++ b/sysdeps/posix/ttyname_r.c @@ -0,0 +1,91 @@ +/* Copyright (C) 1991, 1992, 1993, 1995 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifndef MIN +# define MIN(a, b) ((a) < (b) ? (a) : (b)) +#endif + +/* Store at most BUFLEN character of the pathname of the terminal FD is + open on in BUF. Return 0 on success, -1 otherwise. */ +int +ttyname_r (fd, buf, buflen) + int fd; + char *buf; + int buflen; +{ + static const char dev[] = "/dev"; + struct stat st; + dev_t mydev; + ino_t myino; + DIR *dirstream; + struct dirent *d; + int save = errno; + + /* Test for the absolute minimal size. This makes life easier inside + the loop. */ + if (buflen < sizeof (dev) + 2) + { + errno = EINVAL; + return -1; + } + + if (fstat (fd, &st) < 0) + return -1; + mydev = st.st_dev; + myino = st.st_ino; + + dirstream = opendir (dev); + if (dirstream == NULL) + return -1; + + /* Prepare the result buffer. */ + memcpy (buf, dev, sizeof (dev)); + buf[sizeof (dev)] = '/'; + buflen -= sizeof (dev) + 1; + + while ((d = readdir (dirstream)) != NULL) + if (d->d_fileno == myino) + { + char *cp; + + cp = stpncpy (&buf[sizeof (dev) + 1], d->d_name, + MIN (d->d_namlen + 1, buflen)); + cp[0] = '\0'; + + if (stat (buf, &st) == 0 && st.st_dev == mydev) + { + (void) closedir (dirstream); + errno = save; + return 0; + } + } + + (void) closedir (dirstream); + errno = save; + return -1; +} diff --git a/sysdeps/posix/utimes.c b/sysdeps/posix/utimes.c index ca542c68b1..2c92803cbc 100644 --- a/sysdeps/posix/utimes.c +++ b/sysdeps/posix/utimes.c @@ -16,6 +16,7 @@ License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include #include #include #include @@ -36,7 +37,7 @@ __utimes (const char *file, struct timeval tvp[2]) else times = NULL; - return utime (path, times); + return utime (file, times); } weak_alias (__utimes, utimes) diff --git a/sysdeps/stub/msgctl.c b/sysdeps/stub/msgctl.c new file mode 100644 index 0000000000..8212f096c1 --- /dev/null +++ b/sysdeps/stub/msgctl.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Allows to control internal state and destruction of message queue + objects. */ + +int +msgctl (msqid, cmd, buf) + int msqid; + int cmd; + struct msqid_ds *buf; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (msgctl) diff --git a/sysdeps/stub/msgget.c b/sysdeps/stub/msgget.c new file mode 100644 index 0000000000..3ee2b3dacd --- /dev/null +++ b/sysdeps/stub/msgget.c @@ -0,0 +1,35 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Return descriptor for message queue associated with KEY. The MSGFLG + parameter describes how to proceed with clashing of key values. */ + +int +msgget (key, msgflg) + key_t key; + int msgflg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (msgget) diff --git a/sysdeps/stub/msgrcv.c b/sysdeps/stub/msgrcv.c new file mode 100644 index 0000000000..3d5dfc5523 --- /dev/null +++ b/sysdeps/stub/msgrcv.c @@ -0,0 +1,41 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Read a message from the queue associated with the message queue + descriptor MSQID. At most MSGSZ bytes of the message are placed + in the buffer specified by the MSGP parameter. The MSGTYP parameter + describes which message is returned in MSGFLG describes the behaviour + in buffer overflow or queue underflow. */ + +int +msgrcv (msqid, msgp, msgsz, msgtyp, msgflg) + int msqid; + void *msgp; + size_t msgsz; + long msgtyp; + int msgflg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (msgrcv) diff --git a/sysdeps/stub/msgsnd.c b/sysdeps/stub/msgsnd.c new file mode 100644 index 0000000000..77d188017d --- /dev/null +++ b/sysdeps/stub/msgsnd.c @@ -0,0 +1,40 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Send a message to the queue associated with the message queue + descriptor MSQID. The parameter MSGP points to a structure + describing messages where the parameter MSGSZ gives the length + of the text. The MSGFLG parameter describes the action taken + when the limit of the message queue length is reached. */ + +int +msgsnd (msqid, msgp, msgsz, msgflg) + int msqid; + void *msgp; + size_t msgsz; + int msgflg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (msgsnd) diff --git a/sysdeps/stub/semctl.c b/sysdeps/stub/semctl.c new file mode 100644 index 0000000000..8f2fe99400 --- /dev/null +++ b/sysdeps/stub/semctl.c @@ -0,0 +1,37 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Return identifier for array of NSEMS semaphores associated with + KEY. */ + +int +semctl (semid, semnum, cmd, arg) + int semid; + int semnum; + int cmd; + union semun arg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (semctl) diff --git a/sysdeps/stub/semget.c b/sysdeps/stub/semget.c new file mode 100644 index 0000000000..3ccf2717d4 --- /dev/null +++ b/sysdeps/stub/semget.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Return identifier for array of NSEMS semaphores associated with + KEY. */ + +int +semget (key, nsems, semflg) + key_t key; + int nsems; + int semflg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (semget) diff --git a/sysdeps/stub/semop.c b/sysdeps/stub/semop.c new file mode 100644 index 0000000000..2bba8628e6 --- /dev/null +++ b/sysdeps/stub/semop.c @@ -0,0 +1,35 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Perform user-defined atomical operation of array of semaphores. */ + +int +semop (semid, sops, nsops) + int semid; + struct sembuf *sops; + unsigned int nsops; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (semop) diff --git a/sysdeps/stub/shmat.c b/sysdeps/stub/shmat.c new file mode 100644 index 0000000000..099f2279d2 --- /dev/null +++ b/sysdeps/stub/shmat.c @@ -0,0 +1,37 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Attach the shared memory segment associated with SHMID to the data + segment of the calling process. SHMADDR and SHMFLG determine how + and where the segment is attached. */ + +char * +shmat (shmid, shmaddr, shmflg) + int shmid; + char *shmaddr; + int shmflg; +{ + errno = ENOSYS; + return (char *) -1; +} + +stub_warning (shmat) diff --git a/sysdeps/stub/shmctl.c b/sysdeps/stub/shmctl.c new file mode 100644 index 0000000000..75a4613166 --- /dev/null +++ b/sysdeps/stub/shmctl.c @@ -0,0 +1,35 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Provide operations to control over shared memory segments. */ + +int +shmctl (shmid, cmd, buf) + int shmid; + int cmd; + struct shmid_ds *buf; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (shmctl) diff --git a/sysdeps/stub/shmdt.c b/sysdeps/stub/shmdt.c new file mode 100644 index 0000000000..8affa6c15a --- /dev/null +++ b/sysdeps/stub/shmdt.c @@ -0,0 +1,34 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Detach shared memory segment starting at address specified by SHMADDR + from the caller's data segment. */ + +int +shmdt (shmaddr) + char *shmaddr; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (shmdt) diff --git a/sysdeps/stub/shmget.c b/sysdeps/stub/shmget.c new file mode 100644 index 0000000000..d59ff90c99 --- /dev/null +++ b/sysdeps/stub/shmget.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include +#include + +/* Return an identifier for an shared memory segment of at least size SIZE + which is associated with KEY. */ + +int +shmget (key, size, shmflg) + key_t key; + int size; + int shmflg; +{ + errno = ENOSYS; + return -1; +} + +stub_warning (shmget) diff --git a/sysdeps/stub/sys/ipc_buf.h b/sysdeps/stub/sys/ipc_buf.h new file mode 100644 index 0000000000..fc2ad03873 --- /dev/null +++ b/sysdeps/stub/sys/ipc_buf.h @@ -0,0 +1,58 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_IPC_BUF_H +#define _SYS_IPC_BUF_H + +#include +#include + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* create key if key does not exist */ +#define IPC_EXCL 02000 /* fail if key exists */ +#define IPC_NOWAIT 04000 /* return error on wait */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* remove identifier */ +#define IPC_SET 1 /* set `ipc_perm' options */ +#define IPC_STAT 2 /* get `ipc_perm' options */ + + +__BEGIN_DECLS + +/* Data type for key value. */ +typedef int key_t; + +/* Special key values. */ +#define IPC_PRIVATE ((key_t) 0) /* private key */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm +{ + __uid_t uid; /* owner's user ID */ + __gid_t gid; /* owner's group ID */ + __uid_t cuid; /* creator's user ID */ + __gid_t cgid; /* creator's group ID */ + __mode_t mode; /* read/write permission */ +}; + +__END_DECLS + +#endif /* sys/ipc_buf.h */ diff --git a/sysdeps/stub/sys/msq_buf.h b/sysdeps/stub/sys/msq_buf.h new file mode 100644 index 0000000000..0222a652ab --- /dev/null +++ b/sysdeps/stub/sys/msq_buf.h @@ -0,0 +1,47 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_MSQ_BUF_H +#define _SYS_MSQ_BUF_H + +#include +#include + +/* Define options for message queue functions. */ +#define MSG_NOERROR 010000 /* no error if message is too big */ + +__BEGIN_DECLS + +/* Structure of record for one message inside the kernel. + The type `struct __msg' is opaque. */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + __time_t msg_stime; /* time of last msgsnd command */ + __time_t msg_rtime; /* time of last msgrcv command */ + __time_t msg_ctime; /* time of last change */ + unsigned short int msg_qnum; /* number of messages currently on queue */ + unsigned short int msg_qbytes;/* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ +}; + +__END_DECLS + +#endif /* sys/msq_buf.h */ diff --git a/sysdeps/stub/sys/sem_buf.h b/sysdeps/stub/sys/sem_buf.h new file mode 100644 index 0000000000..b301525408 --- /dev/null +++ b/sysdeps/stub/sys/sem_buf.h @@ -0,0 +1,52 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SEM_BUF_H +#define _SYS_SEM_BUF_H + +#include +#include + +/* Flags for `semop'. */ +#define SEM_UNDO 0x1000 /* undo the operation on exit */ + +/* Commands for `semctl'. */ +#define GETPID 11 /* get sempid */ +#define GETVAL 12 /* get semval */ +#define GETALL 13 /* get all semval's */ +#define GETNCNT 14 /* get semncnt */ +#define GETZCNT 15 /* get semzcnt */ +#define SETVAL 16 /* set semval */ +#define SETALL 17 /* set all semval's */ + + +__BEGIN_DECLS + +/* Data structure describing a set of semaphores. */ +struct semid_ds +{ + struct ipc_perm sem_perm; /* operation permisson struct */ + __time_t sem_otime; /* last semop() time */ + __time_t sem_ctime; /* last time changed by semctl() */ + unsigned short int sem_nsems; /* number of semaphores in set */ +}; + +__END_DECLS + +#endif /* sys/sem_buf.h */ diff --git a/sysdeps/stub/sys/shm_buf.h b/sysdeps/stub/sys/shm_buf.h new file mode 100644 index 0000000000..c665d6c160 --- /dev/null +++ b/sysdeps/stub/sys/shm_buf.h @@ -0,0 +1,53 @@ +/* Copyright (C) 1995 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper , August 1995. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#ifndef _SYS_SHM_BUF_H +#define _SYS_SHM_BUF_H + +#include +#include + +/* Flags for `shmat'. */ +#define SHM_RDONLY 010000 /* attach read-only else read-write */ +#define SHM_RND 020000 /* round attach address to SHMLBA */ +#define SHM_REMAP 040000 /* take-over region on attach */ + +/* Commands for `shmctl'. */ +#define SHM_LOCK 11 /* lock segment (root only) */ +#define SHM_UNLOCK 12 /* unlock segment (root only) */ + + +__BEGIN_DECLS + +/* Data structure describing a set of semaphores. */ +struct shmid_ds +{ + struct ipc_perm sem_perm; /* operation permisson struct */ + int shm_segsz; /* size of segment in bytes */ + __time_t sem_atime; /* time of last shmat() */ + __time_t sem_dtime; /* time of last shmdt() */ + __time_t sem_ctime; /* time of last change by shmctl() */ + __pid_t shm_cpid; /* pid of creator */ + __pid_t shm_lpid; /* pid of last shmop */ + unsigned short int shm_nattch; /* number of current attaches */ +}; + +__END_DECLS + +#endif /* sys/shm_buf.h */ diff --git a/sysdeps/stub/ttyname_r.c b/sysdeps/stub/ttyname_r.c new file mode 100644 index 0000000000..875929e3f3 --- /dev/null +++ b/sysdeps/stub/ttyname_r.c @@ -0,0 +1,42 @@ +/* Copyright (C) 1991, 1995 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 Library General Public License as +published by the Free Software Foundation; either version 2 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include + + +/* Store at most BUFLEN characters the pathname of the terminal FD is + open on in BUF. Return 0 on success, -1 otherwise. */ +int +ttyname_r (fd, buf, buflen) + int fd; + char *buf; + int buflen; +{ + errno = ENOSYS; + return -1; +} + + +#ifdef HAVE_GNU_LD + +#include + +stub_warning(ttyname_r); + +#endif /* GNU stabs. */ -- cgit 1.4.1