1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
From bdead75ea02fa852a559f35b41453df0c47c9a66 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@golang.org>
Date: Fri, 22 Jun 2018 06:24:48 -0700
Subject: [PATCH] syscall: remove Ustat
glibc 2.28 removes ustat.h and the ustat function entirely, which
breaks syscall.Ustat.
Updates golang/go#25990
Change-Id: I430802c86389a02cb4a0cd6caff36fa542d98f2f
Reviewed-on: https://go-review.googlesource.com/120535
Reviewed-by: Than McIntosh <thanm@google.com>
---
libgo/config.h.in | 3 ---
libgo/configure | 33 ---------------------------------
libgo/configure.ac | 18 ------------------
libgo/go/syscall/libcall_linux_ustat.go | 12 ------------
libgo/mksysinfo.sh | 14 --------------
libgo/sysinfo.c | 3 ---
6 files changed, 83 deletions(-)
delete mode 100644 libgo/go/syscall/libcall_linux_ustat.go
diff --git a/libgo/config.h.in b/libgo/config.h.in
index 57560cd0..de57d0cc 100644
--- a/libgo/config.h.in
+++ b/libgo/config.h.in
@@ -343,9 +343,6 @@
/* Define to 1 if you have the `unshare' function. */
#undef HAVE_UNSHARE
-/* Define to 1 if you have the <ustat.h> header file and it works. */
-#undef HAVE_USTAT_H
-
/* Define to 1 if you have the `utimensat' function. */
#undef HAVE_UTIMENSAT
diff --git a/libgo/configure b/libgo/configure
index 66942eda..7166f940 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -14760,39 +14760,6 @@ fi
done
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether <ustat.h> can be used" >&5
-$as_echo_n "checking whether <ustat.h> can be used... " >&6; }
-if test "${libgo_cv_c_ustat_h+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
- CFLAGS_hold=$CFLAGS
-CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE $OSCFLAGS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-#include <sys/types.h>
-#ifdef HAVE_LINUX_FILTER_H
-#include <linux/filter.h>
-#endif
-#include <ustat.h>
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
- libgo_cv_c_ustat_h=yes
-else
- libgo_cv_c_ustat_h=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-CFLAGS=$CFLAGS_hold
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgo_cv_c_ustat_h" >&5
-$as_echo "$libgo_cv_c_ustat_h" >&6; }
-if test $libgo_cv_c_ustat_h = yes; then
-
-$as_echo "#define HAVE_USTAT_H 1" >>confdefs.h
-
-fi
-
if test "$ac_cv_header_sys_mman_h" = yes; then
HAVE_SYS_MMAN_H_TRUE=
HAVE_SYS_MMAN_H_FALSE='#'
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 3cee2c0f..1c192752 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -537,24 +537,6 @@ AC_CHECK_HEADERS([linux/filter.h linux/if_addr.h linux/if_ether.h linux/if_tun.h
#endif
])
-AC_CACHE_CHECK([whether <ustat.h> can be used],
-[libgo_cv_c_ustat_h],
-[CFLAGS_hold=$CFLAGS
-CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE $OSCFLAGS"
-AC_COMPILE_IFELSE(
-[AC_LANG_SOURCE([
-#include <sys/types.h>
-#ifdef HAVE_LINUX_FILTER_H
-#include <linux/filter.h>
-#endif
-#include <ustat.h>
-])], [libgo_cv_c_ustat_h=yes], [libgo_cv_c_ustat_h=no])
-CFLAGS=$CFLAGS_hold])
-if test $libgo_cv_c_ustat_h = yes; then
- AC_DEFINE(HAVE_USTAT_H, 1,
- [Define to 1 if you have the <ustat.h> header file and it works.])
-fi
-
AM_CONDITIONAL(HAVE_SYS_MMAN_H, test "$ac_cv_header_sys_mman_h" = yes)
AC_CHECK_FUNCS(strerror_r strsignal wait4 mincore setenv unsetenv dl_iterate_phdr)
diff --git a/libgo/go/syscall/libcall_linux_ustat.go b/libgo/go/syscall/libcall_linux_ustat.go
deleted file mode 100644
index f515fce3..00000000
--- a/libgo/go/syscall/libcall_linux_ustat.go
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright 2015 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// GNU/Linux library ustat call.
-// This is not supported on some kernels, such as arm64.
-// +build !arm64,!nios2,!riscv64
-
-package syscall
-
-//sys Ustat(dev int, ubuf *Ustat_t) (err error)
-//ustat(dev _dev_t, ubuf *Ustat_t) _C_int
diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 92ecb479..48bc71db 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -1164,20 +1164,6 @@ grep '^type _sysinfo ' gen-sysinfo.go | \
-e 's/mem_unit/Unit/' \
>> ${OUT}
-# The ustat struct.
-grep '^type _ustat ' gen-sysinfo.go | \
- sed -e 's/_ustat/Ustat_t/' \
- -e 's/f_tfree/Tfree/' \
- -e 's/f_tinode/Tinoe/' \
- -e 's/f_fname/Fname/' \
- -e 's/f_fpack/Fpack/' \
- >> ${OUT}
-# Force it to be defined, as on some older GNU/Linux systems the
-# header file fails when using with <linux/filter.h>.
-if ! grep 'type _ustat ' gen-sysinfo.go >/dev/null 2>&1; then
- echo 'type Ustat_t struct { Tfree int32; Tinoe uint64; Fname [5+1]int8; Fpack [5+1]int8; }' >> ${OUT}
-fi
-
# The utimbuf struct.
grep '^type _utimbuf ' gen-sysinfo.go | \
sed -e 's/_utimbuf/Utimbuf/' \
|
