2003-09-02 Jakub Jelinek <jakub@redhat.com>
+ * sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h (PSEUDO): Also
+ defined symbol for entry point to avoid cancellation.
+ * sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h (PSEUDO):
+ Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h (PSEUDO):
+ Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h (PSEUDO):
+ Likewise.
+ * sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h (PSEUDO):
+ Likewise.
+ * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h (PSEUDO):
+ Likewise.
+ * sysdeps/unix/sysv/linux/i386/not-cancel.h (__open_nocancel,
+ __close_nocancel, __read_nocancel, __write_nocancel,
+ __waitpid_nocancel): Add attribute_hidden. If not in libc.so,
+ libpthread.so or librt.so, define to corresponding function
+ without _nocancel suffix.
+ * sysdeps/unix/sysv/linux/s390/not-cancel.h: New file.
+ * sysdeps/unix/sysv/linux/powerpc/not-cancel.h: New file.
+ * sysdeps/unix/sysv/linux/sparc/not-cancel.h: New file.
+
* sysdeps/unix/sysv/linux/x86_64/not-cancel.h: Fix a typo.
2003-09-02 Ulrich Drepper <drepper@redhat.com>
-/* Uncancelable versions of cancelable interfaces. Linux version.
+/* Uncancelable versions of cancelable interfaces. Linux/NPTL version.
Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
#include <sysdep.h>
+#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
+extern int __open_nocancel (const char *, int, ...) attribute_hidden;
+extern int __close_nocancel (int) attribute_hidden;
+extern int __read_nocancel (int, void *, size_t) attribute_hidden;
+extern int __write_nocancel (int, const void *, size_t) attribute_hidden;
+extern pid_t __waitpid_nocancel (pid_t, int *, int) attribute_hidden;
+#else
+#define __open_nocancel(name, ...) __open (name, __VA_ARGS__)
+#define __close_nocancel(fd) __close (fd)
+#define __read_nocancel(fd, buf, len) __read (fd, buf, len)
+#define __write_nocancel(fd, buf, len) __write (fd, buf, len)
+#define __waitpid_nocancel(pid, stat_loc, options) \
+ __waitpid (pid, stat_loc, options)
+#endif
+
/* Uncancelable open. */
-extern int __open_nocancel (const char *, int, ...);
#define open_not_cancel(name, flags, mode) \
__open_nocancel (name, flags, mode)
#define open_not_cancel_2(name, flags) \
__open_nocancel (name, flags)
/* Uncancelable close. */
-extern int __close_nocancel (int);
#define close_not_cancel(fd) \
__close_nocancel (fd)
#define close_not_cancel_no_status(fd) \
INTERNAL_SYSCALL (close, err, 1, (fd)); })
/* Uncancelable read. */
-extern int __read_nocancel (int, void *, size_t);
#define read_not_cancel(fd, buf, n) \
__read_nocancel (fd, buf, n)
/* Uncancelable write. */
-extern int __write_nocancel (int, const void *, size_t);
#define write_not_cancel(fd, buf, n) \
__write_nocancel (fd, buf, n)
/* Uncancelable waitpid. */
#ifdef __NR_waitpid
-extern pid_t __waitpid_nocancel (pid_t, int *, int);
# define waitpid_not_cancel(pid, stat_loc, options) \
__waitpid_nocancel (pid, stat_loc, options)
#else
--- /dev/null
+#include "../i386/not-cancel.h"
cfi_startproc; \
SINGLE_THREAD_P; \
bne- .Lpseudo_cancel; \
+ .type __##syscall_name##_nocancel,@function; \
+ .globl __##syscall_name##_nocancel; \
+ __##syscall_name##_nocancel: \
DO_CALL (SYS_ify (syscall_name)); \
PSEUDO_RET; \
+ .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.Lpseudo_cancel: \
stwu 1,-48(1); \
cfi_adjust_cfa_offset (48); \
cfi_startproc; \
SINGLE_THREAD_P; \
bne- .Lpseudo_cancel; \
+ .type .__##syscall_name##_nocancel,@function; \
+ .globl .__##syscall_name##_nocancel; \
+ .__##syscall_name##_nocancel: \
DO_CALL (SYS_ify (syscall_name)); \
PSEUDO_RET; \
+ .size .__##syscall_name##_nocancel,.-.__##syscall_name##_nocancel; \
.Lpseudo_cancel: \
stdu 1,-128(1); \
cfi_adjust_cfa_offset (128); \
--- /dev/null
+#include "../i386/not-cancel.h"
ENTRY(name) \
SINGLE_THREAD_P(%r1) \
jne L(pseudo_cancel); \
+.type __##syscall_name##_nocancel,@function; \
+.globl __##syscall_name##_nocancel; \
+__##syscall_name##_nocancel: \
DO_CALL(syscall_name, args); \
L(pseudo_check): \
lhi %r4,-4095; \
clr %r2,%r4; \
jnl SYSCALL_ERROR_LABEL; \
+.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
L(pseudo_end):
# ifdef IS_IN_libpthread
ENTRY(name) \
SINGLE_THREAD_P \
jne L(pseudo_cancel); \
+.type __##syscall_name##_nocancel,@function; \
+.globl __##syscall_name##_nocancel; \
+__##syscall_name##_nocancel: \
DO_CALL(syscall_name, args); \
L(pseudo_check): \
lghi %r4,-4095; \
clgr %r2,%r4; \
jgnl SYSCALL_ERROR_LABEL; \
+.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
L(pseudo_end):
# ifdef IS_IN_libpthread
--- /dev/null
+#include "../i386/not-cancel.h"
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \
cmp %g1, 0; \
bne 1f; \
+.type __##syscall_name##_nocancel,@function; \
+.globl __##syscall_name##_nocancel; \
+__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x10; \
bcs __syscall_error_handler; \
nop; \
+.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.subsection 2; \
cfi_startproc; \
1: save %sp, -96, %sp; \
ENTRY(name) \
ld [%g7 + MULTIPLE_THREADS_OFFSET], %g1; \
brnz,pn %g1, 1f; \
+.type __##syscall_name##_nocancel,@function; \
+.globl __##syscall_name##_nocancel; \
+__##syscall_name##_nocancel: \
mov SYS_ify(syscall_name), %g1; \
ta 0x6d; \
bcs,pn %xcc, __syscall_error_handler; \
nop; \
+.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.subsection 2; \
1: save %sp, -192, %sp; \
CENABLE; \
CFLAGS-tmpfile64.c = -fexceptions
CFLAGS-tempname.c = -fexceptions
CFLAGS-psignal.c = -fexceptions
+CFLAGS-vprintf.c = -fexceptions
tst-sscanf-ENV = LOCPATH=$(common-objpfx)localedata
tst-swprintf-ENV = LOCPATH=$(common-objpfx)localedata
projects / external / glibc.git / commitdiff