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@@ -4,14 +4,21 @@
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/* Pull in the arch specific syscall implementation */
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/* Pull in the arch specific syscall implementation */
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#include <ld_syscalls.h>
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#include <ld_syscalls.h>
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/* For MAP_ANONYMOUS -- differs between platforms */
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/* For MAP_ANONYMOUS -- differs between platforms */
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-#include <asm/mman.h>
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+#include <asm/mman.h>
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/* Pull in whatever this particular arch's kernel thinks the kernel version of
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/* Pull in whatever this particular arch's kernel thinks the kernel version of
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* struct stat should look like. It turns out that each arch has a different
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* struct stat should look like. It turns out that each arch has a different
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* opinion on the subject, and different kernel revs use different names... */
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* opinion on the subject, and different kernel revs use different names... */
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#define kernel_stat stat
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#define kernel_stat stat
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#include <bits/kernel_stat.h>
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#include <bits/kernel_stat.h>
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+#include <bits/kernel_types.h>
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+/* _dl_open() parameters */
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+#define O_RDONLY 0x0000
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+#define O_WRONLY 01
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+#define O_RDWR 02
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+#define O_CREAT 0100
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+
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/* Encoding of the file mode. */
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/* Encoding of the file mode. */
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#define S_IFMT 0170000 /* These bits determine file type. */
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#define S_IFMT 0170000 /* These bits determine file type. */
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@@ -25,7 +32,6 @@
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#define S_IFSOCK 0140000 /* Socket. */
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#define S_IFSOCK 0140000 /* Socket. */
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/* Protection bits. */
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/* Protection bits. */
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-
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#define S_ISUID 04000 /* Set user ID on execution. */
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#define S_ISUID 04000 /* Set user ID on execution. */
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#define S_ISGID 02000 /* Set group ID on execution. */
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#define S_ISGID 02000 /* Set group ID on execution. */
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#define S_ISVTX 01000 /* Save swapped text after use (sticky). */
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#define S_ISVTX 01000 /* Save swapped text after use (sticky). */
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@@ -33,6 +39,19 @@
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#define S_IWRITE 0200 /* Write by owner. */
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#define S_IWRITE 0200 /* Write by owner. */
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#define S_IEXEC 0100 /* Execute by owner. */
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#define S_IEXEC 0100 /* Execute by owner. */
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+/* Stuff for _dl_mmap */
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+#if 0
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+#define MAP_FAILED ((void *) -1)
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+#define _dl_mmap_check_error(X) (((void *)X) == MAP_FAILED)
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+#else
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+#ifndef _dl_MAX_ERRNO
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+#define _dl_MAX_ERRNO 4096
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+#endif
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+#define _dl_mmap_check_error(__res) \
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+ (((int)__res) < 0 && ((int)__res) >= -_dl_MAX_ERRNO)
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+#endif
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+
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+
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/* Here are the definitions for some syscalls that are used
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/* Here are the definitions for some syscalls that are used
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by the dynamic linker. The idea is that we want to be able
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by the dynamic linker. The idea is that we want to be able
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@@ -40,79 +59,29 @@
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we use our own version here. Note that we cannot assume any
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we use our own version here. Note that we cannot assume any
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dynamic linking at all, so we cannot return any error codes.
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dynamic linking at all, so we cannot return any error codes.
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We just punt if there is an error. */
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We just punt if there is an error. */
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-
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-
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#define __NR__dl_exit __NR_exit
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#define __NR__dl_exit __NR_exit
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static inline _syscall1(void, _dl_exit, int, status);
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static inline _syscall1(void, _dl_exit, int, status);
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-
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#define __NR__dl_close __NR_close
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#define __NR__dl_close __NR_close
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static inline _syscall1(int, _dl_close, int, fd);
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static inline _syscall1(int, _dl_close, int, fd);
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-
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-#if defined(__powerpc__) || defined(__mips__) || defined(__sh__)
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-/* PowerPC, MIPS and SuperH have a different calling convention for mmap(). */
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-#define __NR__dl_mmap __NR_mmap
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-static inline _syscall6(void *, _dl_mmap, void *, start, size_t, length,
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- int, prot, int, flags, int, fd, off_t, offset);
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-#else
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-#define __NR__dl_mmap_real __NR_mmap
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-static inline _syscall1(void *, _dl_mmap_real, unsigned long *, buffer);
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-
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-static inline void * _dl_mmap(void * addr, unsigned long size, int prot,
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- int flags, int fd, unsigned long offset)
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-{
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- unsigned long buffer[6];
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-
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- buffer[0] = (unsigned long) addr;
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- buffer[1] = (unsigned long) size;
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- buffer[2] = (unsigned long) prot;
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- buffer[3] = (unsigned long) flags;
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- buffer[4] = (unsigned long) fd;
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- buffer[5] = (unsigned long) offset;
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- return (void *) _dl_mmap_real(buffer);
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-}
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-#endif
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-
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-#ifndef _dl_MAX_ERRNO
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-#define _dl_MAX_ERRNO 4096
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-#endif
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-#define _dl_mmap_check_error(__res) \
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- (((int)__res) < 0 && ((int)__res) >= -_dl_MAX_ERRNO)
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-#ifndef MAP_ANONYMOUS
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-#ifdef __sparc__
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-#define MAP_ANONYMOUS 0x20
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-#else
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-#error MAP_ANONYMOUS not defined and suplementary value not known
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-#endif
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-#endif
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-
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-
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#define __NR__dl_open __NR_open
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#define __NR__dl_open __NR_open
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-#define O_RDONLY 0x0000
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-#define O_WRONLY 01
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-#define O_RDWR 02
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-#define O_CREAT 0100 /* not fcntl */
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-static inline _syscall2(int, _dl_open, const char *, fn, int, flags);
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+static inline _syscall3(int, _dl_open, const char *, fn, int, flags, __kernel_mode_t, mode);
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#define __NR__dl_write __NR_write
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#define __NR__dl_write __NR_write
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-static inline _syscall3(unsigned long, _dl_write, int, fd,
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+static inline _syscall3(unsigned long, _dl_write, int, fd,
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const void *, buf, unsigned long, count);
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const void *, buf, unsigned long, count);
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-
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#define __NR__dl_read __NR_read
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#define __NR__dl_read __NR_read
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-static inline _syscall3(unsigned long, _dl_read, int, fd,
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+static inline _syscall3(unsigned long, _dl_read, int, fd,
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const void *, buf, unsigned long, count);
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const void *, buf, unsigned long, count);
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#define __NR__dl_mprotect __NR_mprotect
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#define __NR__dl_mprotect __NR_mprotect
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static inline _syscall3(int, _dl_mprotect, const void *, addr, unsigned long, len, int, prot);
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static inline _syscall3(int, _dl_mprotect, const void *, addr, unsigned long, len, int, prot);
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-
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-
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#define __NR__dl_stat __NR_stat
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#define __NR__dl_stat __NR_stat
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static inline _syscall2(int, _dl_stat, const char *, file_name, struct stat *, buf);
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static inline _syscall2(int, _dl_stat, const char *, file_name, struct stat *, buf);
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-
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#define __NR__dl_munmap __NR_munmap
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#define __NR__dl_munmap __NR_munmap
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static inline _syscall2(int, _dl_munmap, void *, start, unsigned long, length);
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static inline _syscall2(int, _dl_munmap, void *, start, unsigned long, length);
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@@ -134,5 +103,30 @@ static inline _syscall0(gid_t, _dl_getpid);
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#define __NR__dl_readlink __NR_readlink
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#define __NR__dl_readlink __NR_readlink
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static inline _syscall3(int, _dl_readlink, const char *, path, char *, buf, size_t, bufsiz);
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static inline _syscall3(int, _dl_readlink, const char *, path, char *, buf, size_t, bufsiz);
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+#if defined(__powerpc__) || defined(__mips__) || defined(__sh__)
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+/* PowerPC, MIPS and SuperH have a different calling convention for mmap(). */
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+#define __NR__dl_mmap __NR_mmap
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+static inline _syscall6(void *, _dl_mmap, void *, start, size_t, length,
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+ int, prot, int, flags, int, fd, off_t, offset);
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+#else
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+#define __NR__dl_mmap_real __NR_mmap
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+static inline _syscall1(void *, _dl_mmap_real, unsigned long *, buffer);
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+
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+static inline void * _dl_mmap(void * addr, unsigned long size, int prot,
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+ int flags, int fd, unsigned long offset)
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+{
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+ unsigned long buffer[6];
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+
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+ buffer[0] = (unsigned long) addr;
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+ buffer[1] = (unsigned long) size;
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+ buffer[2] = (unsigned long) prot;
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+ buffer[3] = (unsigned long) flags;
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+ buffer[4] = (unsigned long) fd;
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+ buffer[5] = (unsigned long) offset;
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+ return (void *) _dl_mmap_real(buffer);
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+}
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+#endif
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+
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+
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#endif /* _LD_SYSCALL_H_ */
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#endif /* _LD_SYSCALL_H_ */
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