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| author | Ulrich Drepper <drepper@redhat.com> | 2004-09-20 00:16:11 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-09-20 00:16:11 +0000 |
| commit | 2edb61e3f955bfcc9dd3cb6b3b1acfe4806234a6 (patch) | |
| tree | eb3ba83120d92a0ea9955520f2df4e00a22bc884 /sysdeps/unix/sysv/linux/i386/sysdep.h | |
| parent | 29e11320c90722aec6335a5f8d8af84d12ba3c6b (diff) | |
| download | glibc-2edb61e3f955bfcc9dd3cb6b3b1acfe4806234a6.tar.gz glibc-2edb61e3f955bfcc9dd3cb6b3b1acfe4806234a6.tar.xz glibc-2edb61e3f955bfcc9dd3cb6b3b1acfe4806234a6.zip | |
Update.
* sysdeps/unix/sysv/linux/setegid.c [HAVE_PTR__NPTL_SETXID]: Call callback to set IDs in all other threads as well. * sysdeps/unix/sysv/linux/seteuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setegid.c: Likewise. * sysdeps/unix/sysv/linux/i386/seteuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setgid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setreuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise. * sysdeps/unix/sysv/linux/i386/setresuid.c: Likewise. * sysdeps/unix/sysv/linux/setuid.c: New file. * sysdeps/unix/sysv/linux/setgid.c: New file. * sysdeps/unix/sysv/linux/setreuid.c: New file. * sysdeps/unix/sysv/linux/setregid.c: New file. * sysdeps/unix/sysv/linux/setresuid.c: New file. * sysdeps/unix/sysv/linux/setresgid.c: New file. * sysdeps/unix/sysv/linux/i386/sysdep.h: Define INTERNAL_SYSCALL_NCS. * sysdeps/unix/sysv/linux/ia64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c: Use x86 version. * sysdeps/unix/sysv/linux/sparc/sparc32/seteuid.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc32/setresgid.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/setresuid.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Remove setresgid and setresuid. * nscd/aicache.c: Use pthread_seteuid_np instead of seteuid. * nscd/grpcache.c: Likewise. * nscd/hstcache.c: Likewise. * nscd/pwdcache.c: Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/sysdep.h | 42 |
1 files changed, 40 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h index 79ad72abff..8845e46157 100644 --- a/sysdeps/unix/sysv/linux/i386/sysdep.h +++ b/sysdeps/unix/sysv/linux/i386/sysdep.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1992,1993,1995-2000,2002,2003 Free Software Foundation, Inc. +/* Copyright (C) 1992,1993,1995-2000,2002,2003,2004 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper, <drepper@gnu.org>, August 1995. @@ -343,7 +344,10 @@ asm (".L__X'%ebx = 1\n\t" /* Define a macro which expands inline into the wrapper code for a system call. This use is for internal calls that do not need to handle errors normally. It will never touch errno. This returns just what the kernel - gave back. */ + gave back. + + The _NCS variant allows non-constant syscall numbers but it is not + possible to use more than four parameters. */ #undef INTERNAL_SYSCALL #ifdef I386_USE_SYSENTER # ifdef SHARED @@ -360,6 +364,18 @@ asm (".L__X'%ebx = 1\n\t" : "i" (__NR_##name), "i" (offsetof (tcbhead_t, sysinfo)) \ ASMFMT_##nr(args) : "memory", "cc"); \ (int) resultvar; }) +# define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ + ({ \ + register unsigned int resultvar; \ + EXTRAVAR_##nr \ + asm volatile ( \ + LOADARGS_##nr \ + "call *%%gs:%P2\n\t" \ + RESTOREARGS_##nr \ + : "=a" (resultvar) \ + : "0" (name), "i" (offsetof (tcbhead_t, sysinfo)) \ + ASMFMT_##nr(args) : "memory", "cc"); \ + (int) resultvar; }) # else # define INTERNAL_SYSCALL(name, err, nr, args...) \ ({ \ @@ -373,6 +389,17 @@ asm (".L__X'%ebx = 1\n\t" : "=a" (resultvar) \ : "i" (__NR_##name) ASMFMT_##nr(args) : "memory", "cc"); \ (int) resultvar; }) +# define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ + ({ \ + register unsigned int resultvar; \ + EXTRAVAR_##nr \ + asm volatile ( \ + LOADARGS_##nr \ + "call *_dl_sysinfo\n\t" \ + RESTOREARGS_##nr \ + : "=a" (resultvar) \ + : "0" (name) ASMFMT_##nr(args) : "memory", "cc"); \ + (int) resultvar; }) # endif #else # define INTERNAL_SYSCALL(name, err, nr, args...) \ @@ -387,6 +414,17 @@ asm (".L__X'%ebx = 1\n\t" : "=a" (resultvar) \ : "i" (__NR_##name) ASMFMT_##nr(args) : "memory", "cc"); \ (int) resultvar; }) +# define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \ + ({ \ + register unsigned int resultvar; \ + EXTRAVAR_##nr \ + asm volatile ( \ + LOADARGS_##nr \ + "int $0x80\n\t" \ + RESTOREARGS_##nr \ + : "=a" (resultvar) \ + : "0" (name) ASMFMT_##nr(args) : "memory", "cc"); \ + (int) resultvar; }) #endif #undef INTERNAL_SYSCALL_DECL |