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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2019-12-01 20:52:39 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2019-12-01 21:05:56 +0000
commitdd67928700bc9b5954c93b29a6e0b0c4b279d454 (patch)
tree7557514a0d014468c56c9f0d000f9c0387337dee
parentdb25266c9202a1235ce2e2f8a4f84cfb86254196 (diff)
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hurd: Fix ld.so __access override from libc
ld.so symbols to be overriden by libc need to be extern to really get overriden. __access happens to have never been exposed, putting it to GLIBC_PRIVATE.
-rw-r--r--include/unistd.h3
-rw-r--r--io/access.c1
-rw-r--r--sysdeps/mach/hurd/Versions8
-rw-r--r--sysdeps/mach/hurd/access.c1
-rw-r--r--sysdeps/mach/hurd/i386/localplt.data2
-rw-r--r--sysdeps/unix/sysv/linux/access.c1
6 files changed, 10 insertions, 6 deletions
diff --git a/include/unistd.h b/include/unistd.h
index dbfa53dd94..f48da2c7a3 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -25,7 +25,8 @@ libc_hidden_proto (tcgetpgrp)
libc_hidden_proto (readlinkat)
/* Now define the internal interfaces. */
-extern int __access (const char *__name, int __type) attribute_hidden;
+extern int __access (const char *__name, int __type);
+libc_hidden_proto (__access)
extern int __euidaccess (const char *__name, int __type);
extern int __faccessat (int __fd, const char *__file, int __type, int __flag);
extern int __faccessat_noerrno (int __fd, const char *__file, int __type,
diff --git a/io/access.c b/io/access.c
index dc9fb9d5b2..9106a9f842 100644
--- a/io/access.c
+++ b/io/access.c
@@ -39,6 +39,7 @@ __access (const char *file, int type)
__set_errno (ENOSYS);
return -1;
}
+libc_hidden_def (__access)
stub_warning (access)
weak_alias (__access, access)
diff --git a/sysdeps/mach/hurd/Versions b/sysdeps/mach/hurd/Versions
index dc199bfd66..9dee71efa3 100644
--- a/sysdeps/mach/hurd/Versions
+++ b/sysdeps/mach/hurd/Versions
@@ -1,7 +1,7 @@
libc {
GLIBC_2.0 {
# functions with a weak definition in the dynamic linker
- __access; __mmap;
+ __mmap;
}
GLIBC_2.2.6 {
# functions with a weak definition in the dynamic linker
@@ -9,7 +9,7 @@ libc {
}
GLIBC_PRIVATE {
# Functions shared with the dynamic linker
- __access_noerrno; __libc_read; __libc_write; __libc_lseek64;
+ __access; __access_noerrno; __libc_read; __libc_write; __libc_lseek64;
__libc_lock_self0; __sigprocmask; __getcwd;
_dl_init_first;
@@ -22,7 +22,7 @@ ld {
__hurd_threadvar_stack_mask; __hurd_threadvar_stack_offset;
# functions that must be shared with libc
- __access; __close; __getpid;
+ __close; __getpid;
__mmap; __open; __read; __sbrk; __strtoul_internal;
__write; __writev; __xstat64; __fxstat64;
_exit; _hurd_intr_rpc_mach_msg;
@@ -40,7 +40,7 @@ ld {
_dl_init_first;
# functions that must be shared with libc
- __access_noerrno; __libc_read; __libc_write; __libc_lseek64;
+ __access; __access_noerrno; __libc_read; __libc_write; __libc_lseek64;
__libc_lock_self0; __sigprocmask; __getcwd;
}
}
diff --git a/sysdeps/mach/hurd/access.c b/sysdeps/mach/hurd/access.c
index 2b5de8ea03..5072742352 100644
--- a/sysdeps/mach/hurd/access.c
+++ b/sysdeps/mach/hurd/access.c
@@ -35,4 +35,5 @@ __access (const char *file, int type)
{
return __faccessat (AT_FDCWD, file, type, 0);
}
+libc_hidden_def (__access)
weak_alias (__access, access)
diff --git a/sysdeps/mach/hurd/i386/localplt.data b/sysdeps/mach/hurd/i386/localplt.data
index 0c1cf0ffa9..b89e04b24a 100644
--- a/sysdeps/mach/hurd/i386/localplt.data
+++ b/sysdeps/mach/hurd/i386/localplt.data
@@ -32,7 +32,7 @@ ld.so: __libc_lseek64
ld.so: __mmap
ld.so: __fxstat64
ld.so: __xstat64
-#ld.so: __access
+ld.so: __access
ld.so: __access_noerrno
ld.so: __getpid
ld.so: __getcwd
diff --git a/sysdeps/unix/sysv/linux/access.c b/sysdeps/unix/sysv/linux/access.c
index 690c99a856..f9fd6e64cf 100644
--- a/sysdeps/unix/sysv/linux/access.c
+++ b/sysdeps/unix/sysv/linux/access.c
@@ -29,4 +29,5 @@ __access (const char *file, int type)
return INLINE_SYSCALL_CALL (faccessat, AT_FDCWD, file, type);
#endif
}
+libc_hidden_def (__access)
weak_alias (__access, access)