[PATCH 1/8] misc: Add time64 alias for ioctl
Florian Weimer
fweimer@redhat.com
Mon Jul 5 13:41:35 GMT 2021
---
misc/Makefile | 7 +++-
misc/sys/ioctl.h | 10 +++++
misc/tst-ioctl-time64.c | 1 +
misc/tst-ioctl.c | 41 +++++++++++++++++++
sysdeps/unix/syscalls.list | 2 +-
sysdeps/unix/sysv/linux/Versions | 2 +
sysdeps/unix/sysv/linux/arm/be/libc.abilist | 1 +
sysdeps/unix/sysv/linux/arm/le/libc.abilist | 1 +
sysdeps/unix/sysv/linux/csky/libc.abilist | 1 +
sysdeps/unix/sysv/linux/hppa/libc.abilist | 1 +
sysdeps/unix/sysv/linux/i386/libc.abilist | 1 +
.../sysv/linux/m68k/coldfire/libc.abilist | 1 +
.../unix/sysv/linux/m68k/m680x0/libc.abilist | 1 +
.../sysv/linux/microblaze/be/libc.abilist | 1 +
.../sysv/linux/microblaze/le/libc.abilist | 1 +
.../sysv/linux/mips/mips32/fpu/libc.abilist | 1 +
.../sysv/linux/mips/mips32/nofpu/libc.abilist | 1 +
.../sysv/linux/mips/mips64/n32/libc.abilist | 1 +
sysdeps/unix/sysv/linux/nios2/libc.abilist | 1 +
sysdeps/unix/sysv/linux/powerpc/ioctl.c | 3 ++
.../linux/powerpc/powerpc32/fpu/libc.abilist | 1 +
.../powerpc/powerpc32/nofpu/libc.abilist | 1 +
.../unix/sysv/linux/s390/s390-32/libc.abilist | 1 +
sysdeps/unix/sysv/linux/sh/be/libc.abilist | 1 +
sysdeps/unix/sysv/linux/sh/le/libc.abilist | 1 +
.../sysv/linux/sparc/sparc32/libc.abilist | 1 +
26 files changed, 82 insertions(+), 3 deletions(-)
create mode 100644 misc/tst-ioctl-time64.c
create mode 100644 misc/tst-ioctl.c
diff --git a/misc/Makefile b/misc/Makefile
index ae03e26f1b..22923efde9 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -88,11 +88,14 @@ tests := tst-dirname tst-tsearch tst-fdset tst-mntent tst-hsearch \
tst-preadvwritev tst-preadvwritev64 tst-makedev tst-empty \
tst-preadvwritev2 tst-preadvwritev64v2 tst-warn-wide \
tst-ldbl-warn tst-ldbl-error tst-dbl-efgcvt tst-ldbl-efgcvt \
- tst-mntent-autofs tst-syscalls tst-mntent-escape tst-select
+ tst-mntent-autofs tst-syscalls tst-mntent-escape tst-select \
+ tst-ioctl
tests-time64 := \
tst-select-time64 \
- tst-pselect-time64
+ tst-pselect-time64 \
+ tst-ioctl-time64 \
+ # tests-time64
# Tests which need libdl.
ifeq (yes,$(build-shared))
diff --git a/misc/sys/ioctl.h b/misc/sys/ioctl.h
index ddd204d95f..6884d9925f 100644
--- a/misc/sys/ioctl.h
+++ b/misc/sys/ioctl.h
@@ -38,7 +38,17 @@ __BEGIN_DECLS
/* Perform the I/O control operation specified by REQUEST on FD.
One argument may follow; its presence and type depend on REQUEST.
Return value depends on REQUEST. Usually -1 indicates error. */
+#ifndef __USE_TIME_BITS64
extern int ioctl (int __fd, unsigned long int __request, ...) __THROW;
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (ioctl, (int __fd, unsigned long int __request, ...),
+ __ioctl_time64) __THROW;
+# else
+extern int __ioctl_time64 (int __fd, unsigned long int __request, ...) __THROW;
+# define ioctl __ioctl_time64
+# endif
+#endif
__END_DECLS
diff --git a/misc/tst-ioctl-time64.c b/misc/tst-ioctl-time64.c
new file mode 100644
index 0000000000..c73e8f649b
--- /dev/null
+++ b/misc/tst-ioctl-time64.c
@@ -0,0 +1 @@
+#include "tst-ioctl.c"
diff --git a/misc/tst-ioctl.c b/misc/tst-ioctl.c
new file mode 100644
index 0000000000..a09b8ae836
--- /dev/null
+++ b/misc/tst-ioctl.c
@@ -0,0 +1,41 @@
+/* Smoke test for ioctl.
+ Copyright (C) 2021 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <support/check.h>
+#include <support/xunistd.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+
+static int
+do_test (void)
+{
+ int pair[2];
+ TEST_COMPARE (socketpair (AF_UNIX, SOCK_STREAM, 0, pair), 0);
+ TEST_COMPARE (write (pair[0], "buffer", sizeof ("buffer")),
+ sizeof ("buffer"));
+ int value;
+ TEST_COMPARE (ioctl (pair[1], FIONREAD, &value), 0);
+ TEST_COMPARE (value, sizeof ("buffer"));
+ TEST_COMPARE (ioctl (pair[0], FIONREAD, &value), 0);
+ TEST_COMPARE (value, 0);
+ xclose (pair[0]);
+ xclose (pair[1]);
+ return 0;
+}
+
+#include <support/test-driver.c>
diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list
index 341eec20f1..10bd409eef 100644
--- a/sysdeps/unix/syscalls.list
+++ b/sysdeps/unix/syscalls.list
@@ -32,7 +32,7 @@ getrlimit - getrlimit i:ip __getrlimit getrlimit
getsockname - getsockname i:ibN __getsockname getsockname
getsockopt - getsockopt i:iiiBN getsockopt
getuid - getuid Ei: __getuid getuid
-ioctl - ioctl i:iiI __ioctl ioctl
+ioctl - ioctl i:iiI __ioctl ioctl __ioctl_time64
kill - kill i:ii __kill kill
link - link i:ss __link link
listen - listen i:ii __listen listen
diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
index 53cb7b23e2..c12ee647ae 100644
--- a/sysdeps/unix/sysv/linux/Versions
+++ b/sysdeps/unix/sysv/linux/Versions
@@ -209,6 +209,7 @@ libc {
__ctime64;
__ctime64_r;
__difftime64;
+ __fcntl_time64;
__fstat64_time64;
__fstatat64_time64;
__futimens64;
@@ -229,6 +230,7 @@ libc {
__globfree64_time64;
__gmtime64;
__gmtime64_r;
+ __ioctl_time64;
__localtime64;
__localtime64_r;
__lstat64_time64;
diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
index 9b824f1605..85d572ba84 100644
--- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
@@ -222,6 +222,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
index 443a81b8f7..79be7bcce3 100644
--- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
@@ -219,6 +219,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist
index 243de3cf93..1aad4a1be0 100644
--- a/sysdeps/unix/sysv/linux/csky/libc.abilist
+++ b/sysdeps/unix/sysv/linux/csky/libc.abilist
@@ -2354,6 +2354,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist
index 24ae58bb6f..59f61b4b48 100644
--- a/sysdeps/unix/sysv/linux/hppa/libc.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist
@@ -2307,6 +2307,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist
index 09bebcd5a1..0acf01c432 100644
--- a/sysdeps/unix/sysv/linux/i386/libc.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
@@ -2490,6 +2490,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __isnanf128 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
index c1fcde4c24..a030d33f83 100644
--- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
@@ -223,6 +223,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
index 407651cfd7..9ba724cff0 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
@@ -2434,6 +2434,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
index 7da722a734..31a33e2d05 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
@@ -2405,6 +2405,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
index c374607b81..4faaa64714 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
@@ -2402,6 +2402,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
index b1f426e053..b283bb5a3d 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
@@ -2399,6 +2399,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
index 066ceb2258..6145a5c1a3 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
@@ -2397,6 +2397,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
index 51c563ebbe..ebbfdc0fe4 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
@@ -2405,6 +2405,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist
index ab9f2bd42c..e7cb508d19 100644
--- a/sysdeps/unix/sysv/linux/nios2/libc.abilist
+++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist
@@ -2444,6 +2444,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/powerpc/ioctl.c b/sysdeps/unix/sysv/linux/powerpc/ioctl.c
index 1ee9d19d4d..a81c7ba54c 100644
--- a/sysdeps/unix/sysv/linux/powerpc/ioctl.c
+++ b/sysdeps/unix/sysv/linux/powerpc/ioctl.c
@@ -63,3 +63,6 @@ __ioctl (int fd, unsigned long int request, ...)
}
libc_hidden_def (__ioctl)
weak_alias (__ioctl, ioctl)
+#if __TIMESIZE != 64
+weak_alias (__ioctl, __ioctl_time64)
+#endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
index 83f8513e17..7742c0f9f7 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
@@ -2461,6 +2461,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
index 0fad357bf6..d0786c84a9 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
@@ -2494,6 +2494,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
index 12aeb82520..fd09d6a21b 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
@@ -2459,6 +2459,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
index 1ce4b54bf2..48f13e2b53 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
@@ -2314,6 +2314,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
index 7d01add713..e1ff04148b 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
@@ -2311,6 +2311,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
index b5ef3247d7..2100ecc3f9 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
@@ -2454,6 +2454,7 @@ GLIBC_2.34 __glob64_time64 F
GLIBC_2.34 __globfree64_time64 F
GLIBC_2.34 __gmtime64 F
GLIBC_2.34 __gmtime64_r F
+GLIBC_2.34 __ioctl_time64 F
GLIBC_2.34 __libc_start_main F
GLIBC_2.34 __localtime64 F
GLIBC_2.34 __localtime64_r F
--
2.31.1
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