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authorUlrich Drepper <drepper@redhat.com>1998-11-02 10:07:25 +0000
committerUlrich Drepper <drepper@redhat.com>1998-11-02 10:07:25 +0000
commit160698e277bb4bc9a402c0f044289fd04f958089 (patch)
tree0e57b03f25bc859b8a95519884e79855cf530243 /sysdeps
parentc55be36de736a025d54fb8c8fffab0191dc452de (diff)
downloadglibc-160698e277bb4bc9a402c0f044289fd04f958089.zip
glibc-160698e277bb4bc9a402c0f044289fd04f958089.tar.gz
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Update.
1998-11-02 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/i386/setgroups.c (setgroups): Remove unnecessary test and add cast. 1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> * posix/getconf.c: Add initializer SYSCONF for CHARCLASS_NAME_MAX. * sysdeps/unix/sysv/linux/ttyname.c (getttyname): Remove unused parameter fd. * sysdeps/unix/sysv/linux/ttyname_r.c (__ttyname_r): Likewise. 1998-11-02 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/generic/bits/types.h (__FDS_BITS): New macro to access fds_bits member. (__FDMASK): Use __fd_mask instead of unsigned long int in cast. 1998-10-31 Richard Henderson <rth@cygnus.com> * math/Makefile (gmp-objs): Add udiv_qrnnd. * sysdeps/unix/alpha/sysdep.h (INLINE_SYSCALL*): New. (inline_syscall*): New. * sysdeps/unix/sysv/linux/alpha/sysdep.h (INLINE_SYSCALL): New. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Kill __syscall* bits. 1998-10-30 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/Versions: Add xdr_uint32_t and xdr_int32_t. * sunrpc/pmap_rmt.c: Initialize clnt_stat variable. * sunrpc/rpc/auth_des.h: Use uint32_t for time values. * sunrpc/rpc/xdr.h: Add INT32 support. * nis/nis_call.c: Changes for new 64bit clean NIS+ interface. * nis/nis_callback.c: Likewise. * nis/nis_creategroup.c: Likewise. * nis/nis_defaults.c: Likewise. * nis/nis_intern.h: Likewise. * nis/nis_lookup.c: Likewise. * nis/nis_ping.c: Likewise. * nis/nis_print.c: Likewise. * nis/nis_table.c: Likewise. * nis/nis_util.c: Likewise. * nis/nis_xdr.c: Likewise. * nis/rpcsvc/nis.h: Likewise. * nis/rpcsvc/nis.x: Likewise. * nis/rpcsvc/nis_callback.h: Likewise. * nis/rpcsvc/nis_object.x: Likewise. * nis/rpcsvc/nislib.h: Likewise. * nis/rpcsvc/yp.h: Remove casts to (u_long). * nis/rpcsvc/yp_prot.h: Likewise. * nis/rpcsvc/ypupd.h: Likewise. * nis/ypclnt.c: Change %ld to %d in sprintf. 1998-10-29 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * manual/locale.texi (Formatting Numbers): Fix strfmon examples. 1998-10-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> * sysdeps/generic/bits/select.h (__FD_ZERO): Change '\0' to plain 0, __fd_mask is usually not a char. 1998-10-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sigpending.c (sigpending): Allow compilation on systems without rt_* syscalls (e.g. on Linux 2.0). * sysdeps/unix/sysv/linux/sigprocmask.c (__sigprocmask): Likewise. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Likewise. * sysdeps/unix/sysv/linux/sigtimedwait.c: Likewise. * sysdeps/unix/sysv/linux/sigsuspend.c (__sigsuspend): Likewise * sysdeps/unix/sysv/linux/sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/aio_sigqueue.c: Likewise. * sysdeps/unix/sysv/linux/i386/sigaction.c (__sigaction): Allow compiling on systems without rt_sigaction syscall. * sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c (__sigaction): Likewise. 1998-10-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * time/strptime.c (HERE_D_FMT): Fix typo. Reported by Claus Heine <heine@math1.rwth-aachen.de>, PR libc/842.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/generic/bits/types.h4
-rw-r--r--sysdeps/unix/alpha/sysdep.h165
-rw-r--r--sysdeps/unix/sysv/linux/alpha/syscalls.list27
-rw-r--r--sysdeps/unix/sysv/linux/alpha/sysdep.h12
-rw-r--r--sysdeps/unix/sysv/linux/i386/setgroups.c2
-rw-r--r--sysdeps/unix/sysv/linux/ttyname.c17
-rw-r--r--sysdeps/unix/sysv/linux/ttyname_r.c17
7 files changed, 196 insertions, 48 deletions
diff --git a/sysdeps/generic/bits/types.h b/sysdeps/generic/bits/types.h
index 2b3edab..8bb6c78 100644
--- a/sysdeps/generic/bits/types.h
+++ b/sysdeps/generic/bits/types.h
@@ -93,7 +93,7 @@ typedef unsigned long int __fd_mask;
/* It's easier to assume 8-bit bytes than to get CHAR_BIT. */
#define __NFDBITS (sizeof (unsigned long int) * 8)
#define __FDELT(d) ((d) / __NFDBITS)
-#define __FDMASK(d) ((unsigned long int) 1 << ((d) % __NFDBITS))
+#define __FDMASK(d) ((__fd_mask) 1 << ((d) % __NFDBITS))
/* fd_set for select and pselect. */
typedef struct
@@ -102,8 +102,10 @@ typedef struct
from the user namespace. */
#ifdef __USE_XOPEN
__fd_mask fds_bits[(__FD_SETSIZE + (__NFDBITS - 1)) / __NFDBITS];
+# define __FDS_BITS(set) ((set)->fds_bits)
#else
__fd_mask __fds_bits[(__FD_SETSIZE + (__NFDBITS - 1)) / __NFDBITS];
+# define __FDS_BITS(set) ((set)->__fds_bits)
#endif
} __fd_set;
diff --git a/sysdeps/unix/alpha/sysdep.h b/sysdeps/unix/alpha/sysdep.h
index f43c7f8..80cb3e2 100644
--- a/sysdeps/unix/alpha/sysdep.h
+++ b/sysdeps/unix/alpha/sysdep.h
@@ -109,4 +109,167 @@ __LABEL(name) \
#define MOVE(x,y) mov x,y
-#endif
+#else /* !ASSEMBLER */
+
+/* Define a macro which expands inline into the wrapper code for a
+ system call. */
+
+#undef INLINE_SYSCALL
+#define INLINE_SYSCALL(name, nr, args...) INLINE_SYSCALL1(name, nr, args)
+
+#define INLINE_SYSCALL1(name, nr, args...) \
+({ \
+ long _sc_ret, _sc_err; \
+ inline_syscall##nr(name, args); \
+ if (_sc_err) \
+ { \
+ __set_errno (_sc_ret); \
+ _sc_ret = -1L; \
+ } \
+ _sc_ret; \
+})
+
+#define inline_syscall_clobbers \
+ "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", \
+ "$22", "$23", "$24", "$25", "$27", "$28"
+
+/* It is moderately important optimization-wise to limit the lifetime
+ of the hard-register variables as much as possible. Thus we copy
+ in/out as close to the asm as possible. */
+
+#define inline_syscall0(name) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ __asm__("callsys # %0 %1 <= %2" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall1(name,arg1) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ __asm__("callsys # %0 %1 <= %2 %3" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall2(name,arg1,arg2) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall3(name,arg1,arg2,arg3) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall4(name,arg1,arg2,arg3,arg4) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall5(name,arg1,arg2,arg3,arg4,arg5) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ register long _sc_20 __asm__("$20"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19), "r"(_sc_20) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#define inline_syscall6(name,arg1,arg2,arg3,arg4,arg5,arg6) \
+{ \
+ register long _sc_0 __asm__("$0"); \
+ register long _sc_16 __asm__("$16"); \
+ register long _sc_17 __asm__("$17"); \
+ register long _sc_18 __asm__("$18"); \
+ register long _sc_19 __asm__("$19"); \
+ register long _sc_20 __asm__("$20"); \
+ register long _sc_21 __asm__("$21"); \
+ \
+ _sc_0 = __NR_##name; \
+ _sc_16 = (long) (arg1); \
+ _sc_17 = (long) (arg2); \
+ _sc_18 = (long) (arg3); \
+ _sc_19 = (long) (arg4); \
+ _sc_20 = (long) (arg5); \
+ _sc_21 = (long) (arg6); \
+ __asm__("callsys # %0 %1 <= %2 %3 %4 %5 %6 %7 %8" \
+ : "=r"(_sc_0), "=r"(_sc_19) \
+ : "0"(_sc_0), "r"(_sc_16), "r"(_sc_17), \
+ "r"(_sc_18), "1"(_sc_19), "r"(_sc_20), \
+ "r"(_sc_21) \
+ : inline_syscall_clobbers); \
+ _sc_ret = _sc_0, _sc_err = _sc_19; \
+}
+
+#endif /* ASSEMBLER */
diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list
index b48f538..9f002b2 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscalls.list
+++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list
@@ -79,30 +79,3 @@ old_adjtimex - old_adjtimex 1 __adjtimex_tv32 __adjtimex@GLIBC_2.0 adjtimex@GLI
# and one for timeval64 entry points
adjtimex adjtime adjtimex 1 __syscall_adjtimex_tv64
-
-# System calls with wrappers.
-rt_sigaction - rt_sigaction 4 __syscall_rt_sigaction
-rt_sigpending - rt_sigpending 2 __syscall_rt_sigpending
-rt_sigprocmask - rt_sigprocmask 4 __syscall_rt_sigprocmask
-rt_sigqueueinfo - rt_sigqueueinfo 3 __syscall_rt_sigqueueinfo
-rt_sigsuspend - rt_sigsuspend 2 __syscall_rt_sigsuspend
-rt_sigtimedwait - rt_sigtimedwait 4 __syscall_rt_sigtimedwait
-s_getcwd getcwd getcwd 2 __syscall_getcwd
-s_getdents getdents getdents 3 __syscall_getdents
-s_getpriority getpriority getpriority 2 __syscall_getpriority
-s_getresgid getresgid getresgid 3 __syscall_getresgid
-s_getresuid getresuid getresuid 3 __syscall_getresuid
-s_poll poll poll 3 __syscall_poll
-s_ptrace ptrace ptrace 4 __syscall_ptrace
-s_reboot reboot reboot 3 __syscall_reboot
-s_sigaction sigaction sigaction 3 __syscall_sigaction
-s_sigpending sigpending sigpending 1 __syscall_sigpending
-s_sigprocmask sigprocmask sigprocmask 3 __syscall_sigprocmask
-s_sigsuspend sigsuspend sigsuspend 3 __syscall_sigsuspend
-s_sysctl sysctl _sysctl 1 __syscall__sysctl
-sys_fstat fxstat fstat 2 __syscall_fstat
-sys_lstat lxstat lstat 2 __syscall_lstat
-sys_mknod xmknod mknod 3 __syscall_mknod
-sys_readv readv readv 3 __syscall_readv
-sys_stat xstat stat 2 __syscall_stat
-sys_writev writev writev 3 __syscall_writev
diff --git a/sysdeps/unix/sysv/linux/alpha/sysdep.h b/sysdeps/unix/sysv/linux/alpha/sysdep.h
index 29d973f..1a3cf37 100644
--- a/sysdeps/unix/sysv/linux/alpha/sysdep.h
+++ b/sysdeps/unix/sysv/linux/alpha/sysdep.h
@@ -55,3 +55,15 @@
#define __NR_osf_shmat 209
#define __NR_osf_getsysinfo 256
#define __NR_osf_setsysinfo 257
+
+/*
+ * In order to get the hidden arguments for rt_sigaction set up
+ * properly, we need to call the assembly version. Detect this in the
+ * INLINE_SYSCALL macro, and fail to expand inline in that case.
+ */
+
+#undef INLINE_SYSCALL
+#define INLINE_SYSCALL(name, nr, args...) \
+ (__NR_##name == __NR_rt_sigaction \
+ ? __syscall_##name(args) \
+ : INLINE_SYSCALL1(name, nr, args))
diff --git a/sysdeps/unix/sysv/linux/i386/setgroups.c b/sysdeps/unix/sysv/linux/i386/setgroups.c
index 4266145..e57004f 100644
--- a/sysdeps/unix/sysv/linux/i386/setgroups.c
+++ b/sysdeps/unix/sysv/linux/i386/setgroups.c
@@ -36,7 +36,7 @@ setgroups (n, groups)
size_t n;
const gid_t *groups;
{
- if (n < 0 || n > __sysconf (_SC_NGROUPS_MAX))
+ if (n > (size_t) __sysconf (_SC_NGROUPS_MAX))
{
__set_errno (EINVAL);
return -1;
diff --git a/sysdeps/unix/sysv/linux/ttyname.c b/sysdeps/unix/sysv/linux/ttyname.c
index 35eb4b4..6ea406a 100644
--- a/sysdeps/unix/sysv/linux/ttyname.c
+++ b/sysdeps/unix/sysv/linux/ttyname.c
@@ -30,15 +30,14 @@
char *__ttyname = NULL;
-static char * getttyname __P ((const char *dev, int fd, dev_t mydev,
+static char * getttyname __P ((const char *dev, dev_t mydev,
ino_t myino, int save, int *dostat))
internal_function;
static char *
internal_function
-getttyname (dev, fd, mydev, myino, save, dostat)
+getttyname (dev, mydev, myino, save, dostat)
const char *dev;
- int fd;
dev_t mydev;
ino_t myino;
int save;
@@ -142,9 +141,9 @@ ttyname (fd)
if (stat ("/dev/pts", &st1) == 0 && S_ISDIR (st1.st_mode))
{
#ifdef _STATBUF_ST_RDEV
- name = getttyname ("/dev/pts", fd, st.st_rdev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev/pts", st.st_rdev, st.st_ino, save, &dostat);
#else
- name = getttyname ("/dev/pts", fd, st.st_dev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev/pts", st.st_dev, st.st_ino, save, &dostat);
#endif
}
else
@@ -156,9 +155,9 @@ ttyname (fd)
if (!name && dostat != -1)
{
#ifdef _STATBUF_ST_RDEV
- name = getttyname ("/dev", fd, st.st_rdev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev", st.st_rdev, st.st_ino, save, &dostat);
#else
- name = getttyname ("/dev", fd, st.st_dev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev", st.st_dev, st.st_ino, save, &dostat);
#endif
}
@@ -166,9 +165,9 @@ ttyname (fd)
{
dostat = 1;
#ifdef _STATBUF_ST_RDEV
- name = getttyname ("/dev", fd, st.st_rdev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev", st.st_rdev, st.st_ino, save, &dostat);
#else
- name = getttyname ("/dev", fd, st.st_dev, st.st_ino, save, &dostat);
+ name = getttyname ("/dev", st.st_dev, st.st_ino, save, &dostat);
#endif
}
diff --git a/sysdeps/unix/sysv/linux/ttyname_r.c b/sysdeps/unix/sysv/linux/ttyname_r.c
index 449942a..fe68e10 100644
--- a/sysdeps/unix/sysv/linux/ttyname_r.c
+++ b/sysdeps/unix/sysv/linux/ttyname_r.c
@@ -28,14 +28,13 @@
#include <stdio-common/_itoa.h>
-static int getttyname_r __P ((int fd, char *buf, size_t buflen,
+static int getttyname_r __P ((char *buf, size_t buflen,
dev_t mydev, ino_t myino, int save,
int *dostat)) internal_function;
static int
internal_function
-getttyname_r (fd, buf, buflen, mydev, myino, save, dostat)
- int fd;
+getttyname_r (buf, buflen, mydev, myino, save, dostat)
char *buf;
size_t buflen;
dev_t mydev;
@@ -152,10 +151,10 @@ __ttyname_r (fd, buf, buflen)
if (stat (buf, &st1) == 0 && S_ISDIR (st1.st_mode))
{
#ifdef _STATBUF_ST_RDEV
- ret = getttyname_r (fd, buf, buflen, st.st_rdev, st.st_ino, save,
+ ret = getttyname_r (buf, buflen, st.st_rdev, st.st_ino, save,
&dostat);
#else
- ret = getttyname_r (fd, buf, buflen, st.st_dev, st.st_ino, save,
+ ret = getttyname_r (buf, buflen, st.st_dev, st.st_ino, save,
&dostat);
#endif
}
@@ -170,10 +169,10 @@ __ttyname_r (fd, buf, buflen)
buf[sizeof ("/dev/") - 1] = '\0';
buflen += sizeof ("pts/") - 1;
#ifdef _STATBUF_ST_RDEV
- ret = getttyname_r (fd, buf, buflen, st.st_rdev, st.st_ino, save,
+ ret = getttyname_r (buf, buflen, st.st_rdev, st.st_ino, save,
&dostat);
#else
- ret = getttyname_r (fd, buf, buflen, st.st_dev, st.st_ino, save,
+ ret = getttyname_r (buf, buflen, st.st_dev, st.st_ino, save,
&dostat);
#endif
}
@@ -183,10 +182,10 @@ __ttyname_r (fd, buf, buflen)
buf[sizeof ("/dev/") - 1] = '\0';
dostat = 1;
#ifdef _STATBUF_ST_RDEV
- ret = getttyname_r (fd, buf, buflen, st.st_rdev, st.st_ino,
+ ret = getttyname_r (buf, buflen, st.st_rdev, st.st_ino,
save, &dostat);
#else
- ret = getttyname_r (fd, buf, buflen, st.st_dev, st.st_ino,
+ ret = getttyname_r (buf, buflen, st.st_dev, st.st_ino,
save, &dostat);
#endif
}