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-rw-r--r--sysdeps/i386/i486/bits/string.h234
-rw-r--r--sysdeps/m68k/fpu/bits/mathinline.h2
-rw-r--r--sysdeps/m68k/fpu/s_exp2.c4
-rw-r--r--sysdeps/m68k/fpu/s_exp2f.c4
-rw-r--r--sysdeps/m68k/fpu/s_exp2l.c4
-rw-r--r--sysdeps/mach/hurd/cthreads.c18
-rw-r--r--sysdeps/posix/pread.c56
-rw-r--r--sysdeps/posix/pwrite.c56
-rw-r--r--sysdeps/stub/pread.c43
-rw-r--r--sysdeps/stub/pwrite.c43
-rw-r--r--sysdeps/unix/sysv/linux/Makefile3
-rw-r--r--sysdeps/unix/sysv/linux/scsi/sg.h59
-rw-r--r--sysdeps/unix/sysv/linux/sys/mman.h2
-rw-r--r--sysdeps/unix/sysv/linux/syscalls.list2
14 files changed, 357 insertions, 173 deletions
diff --git a/sysdeps/i386/i486/bits/string.h b/sysdeps/i386/i486/bits/string.h
index 28ca383..ef808d2 100644
--- a/sysdeps/i386/i486/bits/string.h
+++ b/sysdeps/i386/i486/bits/string.h
@@ -368,7 +368,7 @@ __strlen_g (__const char *__str)
#define _HAVE_STRING_ARCH_strcpy 1
#define strcpy(dest, src) \
(__extension__ (__builtin_constant_p (src) \
- ? (sizeof (src[0]) == 1 && strlen (src) + 1 <= 8 \
+ ? (sizeof ((src)[0]) == 1 && strlen (src) + 1 <= 8 \
? __strcpy_small (dest, src, strlen (src) + 1) \
: (char *) memcpy (dest, src, strlen (src) + 1)) \
: __strcpy_g (dest, src)))
@@ -800,18 +800,40 @@ __strncat_g (char *__dest, __const char __src[], size_t __n)
#define _HAVE_STRING_ARCH_strcmp 1
#define strcmp(s1, s2) \
(__extension__ (__builtin_constant_p (s1) && __builtin_constant_p (s2) \
- && (sizeof (s1)[0] != 1 || strlen (s1) >= 4) \
- && (sizeof (s2)[0] != 1 || strlen (s2) >= 4) \
+ && (sizeof ((s1)[0]) != 1 || strlen (s1) >= 4) \
+ && (sizeof ((s2)[0]) != 1 || strlen (s2) >= 4) \
? memcmp (s1, s2, (strlen (s1) < strlen (s2) \
? strlen (s1) : strlen (s2)) + 1) \
- : (__builtin_constant_p (s1) && sizeof (s1)[0] == 1 \
- && sizeof (s2)[0] == 1 && strlen (s1) < 4 \
- ? __strcmp_cg (s1, s2, strlen (s1)) \
- : (__builtin_constant_p (s2) && sizeof (s1)[0] == 1 \
- && sizeof (s2)[0] == 1 && strlen (s2) < 4 \
- ? __strcmp_gc (s1, s2, strlen (s2)) \
+ : (__builtin_constant_p (s1) && sizeof ((s1)[0]) == 1 \
+ && sizeof ((s2)[0]) == 1 && strlen (s1) < 4 \
+ ? (__builtin_constant_p (s2) && sizeof ((s2)[0]) == 1 \
+ ? __strcmp_cc (s1, s2, strlen (s1)) \
+ : __strcmp_cg (s1, s2, strlen (s1))) \
+ : (__builtin_constant_p (s2) && sizeof ((s1)[0]) == 1 \
+ && sizeof ((s2)[0]) == 1 && strlen (s2) < 4 \
+ ? (__builtin_constant_p (s1) \
+ ? __strcmp_cc (s1, s2, strlen (s2)) \
+ : __strcmp_gc (s1, s2, strlen (s2))) \
: __strcmp_gg (s1, s2)))))
+#define __strcmp_cc(s1, s2, l) \
+ (__extension__ ({ register int __result = ((unsigned char) (s1)[0] \
+ - (unsigned char) (s2)[0]); \
+ if (l > 0 && __result == 0) \
+ { \
+ __result = ((unsigned char) (s1)[1] \
+ - (unsigned char) (s2)[1]); \
+ if (l > 1 && __result == 0) \
+ { \
+ __result = ((unsigned char) (s1)[2] \
+ - (unsigned char) (s2)[2]); \
+ if (l > 2 && __result == 0) \
+ __result = ((unsigned char) (s1)[3] \
+ - (unsigned char) (s2)[3]); \
+ } \
+ } \
+ __result; }))
+
#define __strcmp_cg(s1, s2, l1) \
(__extension__ ({ __const unsigned char *__s2 = (unsigned char *) (s2); \
register int __result = (unsigned char) (s1)[0] - __s2[0];\
@@ -1076,32 +1098,28 @@ __strcspn_c1 (__const char *__s, int __reject)
return (__res - 1) - __s;
}
-#ifdef __PIC__
__STRING_INLINE size_t
__strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len)
{
register __const char *__res;
- int __mem;
__asm__ __volatile__
- ("movl %%ebx,%1\n\t"
- "movl %%ecx,%%ebx\n\t"
- "cld\n"
+ ("cld\n"
"1:\n\t"
"lodsb\n\t"
"testb %%al,%%al\n\t"
"je 2f\n\t"
- "movl %4,%%edi\n\t"
- "movl %%ebx,%%ecx\n\t"
+ "movl %2,%%edi\n\t"
+ "movl %3,%%ecx\n\t"
"repne; scasb\n\t"
"jne 1b\n"
- "2:\n\t"
- "movl %1,%%ebx"
- : "=S" (__res), "=&m" (__mem)
- : "c" (__reject_len), "0" (__s), "r" (__reject), "1" (__mem)
+ "2:"
+ : "=S" (__res)
+ : "0" (__s), "d" (__reject), "g" (__reject_len)
: "ax", "cx", "di", "cc");
return (__res - 1) - __s;
}
+#ifdef __PIC__
__STRING_INLINE size_t
__strcspn_g (__const char *__s, __const char *__reject)
{
@@ -1131,27 +1149,6 @@ __strcspn_g (__const char *__s, __const char *__reject)
}
#else
__STRING_INLINE size_t
-__strcspn_cg (__const char *__s, __const char __reject[], size_t __reject_len)
-{
- register __const char *__res;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %%ebx,%%edi\n\t"
- "movl %%edx,%%ecx\n\t"
- "repne; scasb\n\t"
- "jne 1b\n"
- "2:"
- : "=S" (__res)
- : "d" (__reject_len), "0" (__s), "b" (__reject)
- : "ax", "cx", "di", "cc");
- return (__res - 1) - __s;
-}
-
-__STRING_INLINE size_t
__strcspn_g (__const char *__s, __const char *__reject)
{
register __const char *__res;
@@ -1199,40 +1196,35 @@ __strspn_c1 (__const char *__s, int __accept)
"movb (%0),%%al\n\t"
"leal 1(%0),%0\n\t"
"cmpb %%ah,%%al\n\t"
- "je 1b\n"
- "2:"
+ "je 1b"
: "=r" (__res)
: "a" (__accept), "0" (__s)
: "ax", "cc");
return (__res - 1) - __s;
}
-#ifdef __PIC__
__STRING_INLINE size_t
__strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len)
{
register __const char *__res;
- int __mem;
__asm__ __volatile__
- ("movl %%ebx,%1\n\t"
- "movl %%ecx,%%ebx\n\t"
- "cld\n"
+ ("cld\n"
"1:\n\t"
"lodsb\n\t"
"testb %%al,%%al\n\t"
"je 2f\n\t"
- "movl %%edx,%%edi\n\t"
- "movl %%ebx,%%ecx\n\t"
+ "movl %2,%%edi\n\t"
+ "movl %3,%%ecx\n\t"
"repne; scasb\n\t"
"je 1b\n"
- "2:\n\t"
- "movl %1,%%ebx"
- : "=S" (__res), "=m" (__mem)
- : "c" (__accept_len), "0" (__s), "d" (__accept), "1" (__mem)
+ "2:"
+ : "=S" (__res)
+ : "0" (__s), "d" (__accept), "g" (__accept_len)
: "ax", "cx", "di", "cc");
return (__res - 1) - __s;
}
+#ifdef __PIC__
__STRING_INLINE size_t
__strspn_g (__const char *__s, __const char *__accept)
{
@@ -1262,27 +1254,6 @@ __strspn_g (__const char *__s, __const char *__accept)
}
#else
__STRING_INLINE size_t
-__strspn_cg (__const char *__s, __const char __accept[], size_t __accept_len)
-{
- register __const char *__res;
- __asm__ __volatile__
- ("cld\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %%ebx,%%edi\n\t"
- "movl %%edx,%%ecx\n\t"
- "repne; scasb\n\t"
- "je 1b\n"
- "2:"
- : "=S" (__res)
- : "d" (__accept_len), "0" (__s), "b" (__accept), "D" (__accept)
- : "ax", "cx", "dx", "di", "cc");
- return (__res - 1) - __s;
-}
-
-__STRING_INLINE size_t
__strspn_g (__const char *__s, __const char *__accept)
{
register __const char *__res;
@@ -1319,36 +1290,32 @@ __strspn_g (__const char *__s, __const char *__accept)
: __strpbrk_cg (s, accept, strlen (accept)))) \
: __strpbrk_g (s, accept)))
-#ifdef __PIC__
__STRING_INLINE char *
__strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len)
{
register char *__res;
- int __mem;
__asm__ __volatile__
- ("movl %%ebx,%1\n\t"
- "movl %%ecx,%%ebx\n\t"
- "cld\n"
+ ("cld\n"
"1:\n\t"
"lodsb\n\t"
"testb %%al,%%al\n\t"
"je 2f\n\t"
- "movl %%edx,%%edi\n\t"
- "movl %%ebx,%%ecx\n\t"
+ "movl %2,%%edi\n\t"
+ "movl %3,%%ecx\n\t"
"repne; scasb\n\t"
"jne 1b\n\t"
"decl %0\n\t"
"jmp 3f\n"
"2:\n\t"
"xorl %0,%0\n"
- "3:\n\t"
- "movl %1,%%ebx"
- : "=S" (__res), "=m" (__mem)
- : "c" (__accept_len), "0" (__s), "d" (__accept), "1" (__mem)
+ "3:"
+ : "=S" (__res)
+ : "0" (__s), "d" (__accept), "g" (__accept_len)
: "ax", "cx", "di", "cc");
return __res;
}
+#ifdef __PIC__
__STRING_INLINE char *
__strpbrk_g (__const char *__s, __const char *__accept)
{
@@ -1382,32 +1349,6 @@ __strpbrk_g (__const char *__s, __const char *__accept)
}
#else
__STRING_INLINE char *
-__strpbrk_cg (__const char *__s, __const char __accept[], size_t __accept_len)
-{
- register char *__res;
- __asm__ __volatile__
- ("movl %%ebx,%%edi\n\t"
- "cld\n"
- "1:\n\t"
- "lodsb\n\t"
- "testb %%al,%%al\n\t"
- "je 2f\n\t"
- "movl %%ebx,%%edi\n\t"
- "movl %%edx,%%ecx\n\t"
- "repne; scasb\n\t"
- "jne 1b\n\t"
- "decl %0\n\t"
- "jmp 3f\n"
- "2:\n\t"
- "xorl %0,%0\n"
- "3:"
- : "=S" (__res)
- : "d" (__accept_len), "0" (__s), "b" (__accept)
- : "ax", "cx", "dx", "di", "cc");
- return __res;
-}
-
-__STRING_INLINE char *
__strpbrk_g (__const char *__s, __const char *__accept)
{
register char *__res;
@@ -1440,18 +1381,15 @@ __strpbrk_g (__const char *__s, __const char *__accept)
/* Find the first occurrence of NEEDLE in HAYSTACK. */
#define _HAVE_STRING_ARCH_strstr 1
-#ifdef __PIC__
-/* XXX GCC has problems to spill the registers. */
-# define strstr(haystack, needle) \
+#define strstr(haystack, needle) \
(__extension__ (__builtin_constant_p (needle) && sizeof ((needle)[0]) == 1 \
? ((needle)[0] == '\0' \
? haystack \
: ((needle)[1] == '\0' \
- ? strchr (haystack, (needle)[0]) \
- : strstr (haystack, needle))) \
- : strstr (haystack, needle)))
+ ? strchr (haystack, (needle)[0]) \
+ : __strstr_cg (haystack, needle, strlen (needle)))) \
+ : __strstr_g (haystack, needle)))
-# if 0
/* Please note that this function need not handle NEEDLEs with a
length shorter than two. */
__STRING_INLINE char *
@@ -1459,29 +1397,30 @@ __strstr_cg (__const char *__haystack, __const char __needle[],
size_t __needle_len)
{
register char *__res;
- int __mem;
__asm__ __volatile__
- ("movl %%ebx,%1\n\t"
- "movl %%ecx,%%ebx\n"
- "cld\n" \
+ ("cld\n" \
"1:\n\t"
- "movl %%edx,%%edi\n\t"
- "movl %%esi,%%eax\n\t"
- "movl %%ebx,%%ecx\n\t"
+ "movl %3,%%edi\n\t"
+ "movl %2,%%eax\n\t"
+ "movl %1,%%ecx\n\t"
"repe; cmpsb\n\t"
"je 2f\n\t"
"cmpb $0,-1(%%esi)\n\t"
- "leal 1(%%eax),%%esi\n\t"
+ "leal 1(%%eax),%2\n\t"
"jne 1b\n\t"
"xorl %%eax,%%eax\n"
- "2:\n\t"
- "movl %1,%%ebx"
- : "=a" (__res), "=m" (__mem)
- : "c" (__needle_len), "S" (__haystack), "d" (__needle), "1" (__mem)
+ "2:"
+ : "=a" (__res)
+ : "g" (__needle_len), "S" (__haystack), "d" (__needle)
: "cx", "di", "si", "cc");
return __res;
}
+#ifdef __PIC__
+# if 1
+/* For now this does not always works due to spilling problems. */
+# define __strstr_g(haystack, needle) strstr (haystack, needle)
+# else
__STRING_INLINE char *
__strstr_g (__const char *__haystack, __const char *__needle)
{
@@ -1514,39 +1453,6 @@ __strstr_g (__const char *__haystack, __const char *__needle)
}
# endif
#else
-# define strstr(haystack, needle) \
- (__extension__ (__builtin_constant_p (needle) && sizeof ((needle)[0]) == 1 \
- ? ((needle)[0] == '\0' \
- ? haystack \
- : ((needle)[1] == '\0' \
- ? strchr (haystack, (needle)[0]) \
- : __strstr_cg (haystack, needle, strlen (needle)))) \
- : __strstr_g (haystack, needle)))
-
-__STRING_INLINE char *
-__strstr_cg (__const char *__haystack, __const char __needle[],
- size_t __needle_len)
-{
- register char *__res;
- __asm__ __volatile__
- ("cld\n" \
- "1:\n\t"
- "movl %%ebx,%%edi\n\t"
- "movl %%esi,%%eax\n\t"
- "movl %%edx,%%ecx\n\t"
- "repe; cmpsb\n\t"
- "je 2f\n\t"
- "cmpb $0,-1(%%esi)\n\t"
- "leal 1(%%eax),%%esi\n\t"
- "jne 1b\n\t"
- "xorl %%eax,%%eax\n"
- "2:"
- : "=a" (__res)
- : "d" (__needle_len), "S" (__haystack), "b" (__needle)
- : "cx", "dx", "di", "si", "cc");
- return __res;
-}
-
__STRING_INLINE char *
__strstr_g (__const char *__haystack, __const char *__needle)
{
diff --git a/sysdeps/m68k/fpu/bits/mathinline.h b/sysdeps/m68k/fpu/bits/mathinline.h
index 2ab570f..1e68ea0 100644
--- a/sysdeps/m68k/fpu/bits/mathinline.h
+++ b/sysdeps/m68k/fpu/bits/mathinline.h
@@ -120,6 +120,7 @@ __inline_mathop(__ieee754_asin, asin)
__inline_mathop(__ieee754_cosh, cosh)
__inline_mathop(__ieee754_sinh, sinh)
__inline_mathop(__ieee754_exp, etox)
+__inline_mathop(__ieee754_exp2, twotox)
__inline_mathop(__ieee754_log10, log10)
__inline_mathop(__ieee754_log, logn)
__inline_mathop(__ieee754_sqrt, sqrt)
@@ -139,7 +140,6 @@ __inline_mathop(__log1p, lognp1)
__inline_mathop(__significand, getman)
__inline_mathop(__log2, log2)
-__inline_mathop(__exp2, twotox)
__inline_mathop(__trunc, intrz)
#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
diff --git a/sysdeps/m68k/fpu/s_exp2.c b/sysdeps/m68k/fpu/s_exp2.c
index 3895280..24fac4f 100644
--- a/sysdeps/m68k/fpu/s_exp2.c
+++ b/sysdeps/m68k/fpu/s_exp2.c
@@ -1,2 +1,2 @@
-#define FUNC exp2
-#include <s_atan.c>
+#define FUNC __ieee754_exp2
+#include <e_acos.c>
diff --git a/sysdeps/m68k/fpu/s_exp2f.c b/sysdeps/m68k/fpu/s_exp2f.c
index 20ac916..593842e 100644
--- a/sysdeps/m68k/fpu/s_exp2f.c
+++ b/sysdeps/m68k/fpu/s_exp2f.c
@@ -1,2 +1,2 @@
-#define FUNC exp2f
-#include <s_atanf.c>
+#define FUNC __ieee754_exp2f
+#include <e_acosf.c>
diff --git a/sysdeps/m68k/fpu/s_exp2l.c b/sysdeps/m68k/fpu/s_exp2l.c
index 19121b9..0ab2a42 100644
--- a/sysdeps/m68k/fpu/s_exp2l.c
+++ b/sysdeps/m68k/fpu/s_exp2l.c
@@ -1,2 +1,2 @@
-#define FUNC exp2l
-#include <s_atanl.c>
+#define FUNC __ieee754_exp2l
+#include <e_acosl.c>
diff --git a/sysdeps/mach/hurd/cthreads.c b/sysdeps/mach/hurd/cthreads.c
index c63ae73..9d92e9e 100644
--- a/sysdeps/mach/hurd/cthreads.c
+++ b/sysdeps/mach/hurd/cthreads.c
@@ -1,3 +1,21 @@
+/* Copyright (C) 1997 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
#include <bits/libc-lock.h>
#include <errno.h>
#include <stdlib.h>
diff --git a/sysdeps/posix/pread.c b/sysdeps/posix/pread.c
new file mode 100644
index 0000000..300aaba
--- /dev/null
+++ b/sysdeps/posix/pread.c
@@ -0,0 +1,56 @@
+/* Read block from given position in file without changing file pointer.
+ POSIX version.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <errno.h>
+#include <unistd.h>
+
+ssize_t
+pread (int fd, void *buf, size_t nbyte, off_t offset)
+{
+ /* Since we must not change the file pointer preserve the value so that
+ we can restore it later. */
+ int save_errno;
+ ssize_t result;
+ off_t old_offset = lseek (fd, 0, SEEK_CUR);
+ if (old_offset == (off_t) -1)
+ return -1;
+
+ /* Set to wanted position. */
+ if (lseek (fd, offset, SEEK_SET) == (off_t) -1)
+ return -1;
+
+ /* Write out the data. */
+ result = read (fd, buf, nbyte);
+
+ /* Now we have to restore the position. If this fails we have to
+ return this as an error. But if the writing also failed we
+ return this error. */
+ save_errno = errno;
+ if (lseek (fd, old_offset, SEEK_SET) == (off_t) -1)
+ {
+ if (result == -1)
+ __set_errno (save_errno);
+ return -1;
+ }
+ __set_errno (save_errno);
+
+ return result;
+}
diff --git a/sysdeps/posix/pwrite.c b/sysdeps/posix/pwrite.c
new file mode 100644
index 0000000..7c1ed45
--- /dev/null
+++ b/sysdeps/posix/pwrite.c
@@ -0,0 +1,56 @@
+/* Write block to given position in file without changing file pointer.
+ POSIX version.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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 <errno.h>
+#include <unistd.h>
+
+ssize_t
+pwrite (int fd, const void *buf, size_t nbyte, off_t offset)
+{
+ /* Since we must not change the file pointer preserve the value so that
+ we can restore it later. */
+ int save_errno;
+ ssize_t result;
+ off_t old_offset = lseek (fd, 0, SEEK_CUR);
+ if (old_offset == (off_t) -1)
+ return -1;
+
+ /* Set to wanted position. */
+ if (lseek (fd, offset, SEEK_SET) == (off_t) -1)
+ return -1;
+
+ /* Write out the data. */
+ result = write (fd, buf, nbyte);
+
+ /* Now we have to restore the position. If this fails we have to
+ return this as an error. But if the writing also failed we
+ return this error. */
+ save_errno = errno;
+ if (lseek (fd, old_offset, SEEK_SET) == (off_t) -1)
+ {
+ if (result == -1)
+ __set_errno (save_errno);
+ return -1;
+ }
+ __set_errno (save_errno);
+
+ return result;
+}
diff --git a/sysdeps/stub/pread.c b/sysdeps/stub/pread.c
new file mode 100644
index 0000000..8d937c7
--- /dev/null
+++ b/sysdeps/stub/pread.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Read NBYTES into BUF from FD at the given position OFFSET without
+ changing the file pointer. Return the number read or -1. */
+ssize_t
+pread (int fd, void *buf, size_t nbytes, off_t offset)
+{
+ if (nbytes == 0)
+ return 0;
+ if (fd < 0)
+ {
+ __set_errno (EBADF);
+ return -1;
+ }
+ if (buf == NULL || offset < 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (pread)
diff --git a/sysdeps/stub/pwrite.c b/sysdeps/stub/pwrite.c
new file mode 100644
index 0000000..ee670d9
--- /dev/null
+++ b/sysdeps/stub/pwrite.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 1991, 1995, 1996, 1997 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <unistd.h>
+
+/* Write NBYTES of BUF to FD at given position OFFSET without changing
+ the file position. Return the number written, or -1. */
+ssize_t
+pwrite (int fd, const void *buf, size_t nbytes, off_t offset)
+{
+ if (nbytes == 0)
+ return 0;
+ if (fd < 0)
+ {
+ __set_errno (EBADF);
+ return -1;
+ }
+ if (buf == NULL || offset < 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (pwrite)
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 0545f44..4bfc3eb 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -15,7 +15,8 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h sys/mtio.h \
sys/module.h sys/io.h sys/klog.h sys/kdaemon.h \
sys/user.h sys/sysmacros.h sys/procfs.h \
sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h \
- sys/quota.h sys/fsuid.h bits/mman.h
+ sys/quota.h sys/fsuid.h bits/mman.h \
+ scsi/sg.h
install-others += $(inst_includedir)/bits/syscall.h
diff --git a/sysdeps/unix/sysv/linux/scsi/sg.h b/sysdeps/unix/sysv/linux/scsi/sg.h
new file mode 100644
index 0000000..c0a0c3a
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/scsi/sg.h
@@ -0,0 +1,59 @@
+/* Copyright (C) 1997 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/*
+ History:
+ Started: Aug 9 by Lawrence Foard (entropy@world.std.com), to allow user
+ process control of SCSI devices.
+ Development Sponsored by Killy Corp. NY NY
+*/
+
+#ifndef _SCSI_SG_H
+#define _SCSI_SG_H 1
+
+/* An SG device is accessed by writing "packets" to it, the replies
+ are then read using the read call. The same header is used for
+ replies; ignore the reply_len field. */
+
+struct sg_header
+ {
+ int pack_len; /* length of incoming packet
+ (including header). */
+ int reply_len; /* max length of expected reply. */
+ int pack_id; /* id number of packet. */
+ int result; /* 0==ok, otherwise error number. */
+ unsigned int twelve_byte:1; /* force 12 byte command length for
+ group 6 & 7 commands. */
+ unsigned int other_flags:31; /* for future use. */
+ unsigned char sense_buffer[16]; /* used only by reads. */
+ /* command follows then data for command. */
+ };
+
+/* ioctl's */
+#define SG_SET_TIMEOUT 0x2201 /* set timeout *(int *)arg==timeout */
+#define SG_GET_TIMEOUT 0x2202 /* get timeout return timeout */
+
+#define SG_DEFAULT_TIMEOUT (60*HZ) /* 1 minute timeout */
+#define SG_DEFAULT_RETRIES 1
+
+#define SG_MAX_QUEUE 4 /* maximum outstanding request, arbitrary, may be
+ changed if sufficient DMA buffer room available. */
+
+#define SG_BIG_BUFF 32768
+
+#endif /* scsi/sg.h */
diff --git a/sysdeps/unix/sysv/linux/sys/mman.h b/sysdeps/unix/sysv/linux/sys/mman.h
index 0f56a70..c8f512c 100644
--- a/sysdeps/unix/sysv/linux/sys/mman.h
+++ b/sysdeps/unix/sysv/linux/sys/mman.h
@@ -23,6 +23,8 @@
#include <features.h>
#include <bits/types.h>
+#define __need_size_t
+#include <stddef.h>
/* Get the bit values from the kernel header file. */
#include <bits/mman.h>
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index d5c486d..6028a04 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -32,7 +32,7 @@ nfsservctl EXTRA nfsservctl 3 nfsservctl
pause - pause 0 __libc_pause pause
personality init-first personality 1 __personality personality
pipe - pipe 1 __pipe pipe
-prctl EXTRA prctl 5
+prctl EXTRA prctl 5 prctl
query_module EXTRA query_module 5 query_module
quotactl EXTRA quotactl 4 quotactl
s_getdents EXTRA getdents 3 __getdents