Commit c5fdea59d3
Changed files (8)
libc
glibc
debug
nptl
stdlib
src
libc/glibc/debug/warning-nop.c
@@ -1,70 +0,0 @@
-/* Dummy nop functions to elicit link-time warnings.
- Copyright (C) 2005-2019 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.
-
- In addition to the permissions in the GNU Lesser General Public
- License, the Free Software Foundation gives you unlimited
- permission to link the compiled version of this file with other
- programs, and to distribute those programs without any restriction
- coming from the use of this file. (The GNU Lesser General Public
- License restrictions do apply in other respects; for example, they
- cover modification of the file, and distribution when not linked
- into another program.)
-
- Note that people who make modified versions of this file are not
- obligated to grant this special exception for their modified
- versions; it is their choice whether to do so. The GNU Lesser
- General Public License gives permission to release a modified
- version without this exception; this exception also makes it
- possible to release a modified version which carries forward this
- exception.
-
- 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
- <http://www.gnu.org/licenses/>. */
-
-#include <sys/cdefs.h>
-
-static void
-__attribute__ ((used))
-nop (void)
-{
-}
-
-/* Don't insert any other #include's before this #undef! */
-
-#undef __warndecl
-#define __warndecl(name, msg) \
- extern void name (void) __attribute__ ((alias ("nop"))) attribute_hidden; \
- link_warning (name, msg)
-
-#undef __USE_FORTIFY_LEVEL
-#define __USE_FORTIFY_LEVEL 99
-
-/* Following here we need an #include for each public header file
- that uses __warndecl. */
-
-/* Define away to avoid warnings with compilers that do not have these
- builtins. */
-#define __builtin___memcpy_chk(dest, src, len, bos) NULL
-#define __builtin___memmove_chk(dest, src, len, bos) NULL
-#define __builtin___mempcpy_chk(dest, src, len, bos) NULL
-#define __builtin___memset_chk(dest, ch, len, bos) NULL
-#define __builtin___stpcpy_chk(dest, src, bos) NULL
-#define __builtin___strcat_chk(dest, src, bos) NULL
-#define __builtin___strcpy_chk(dest, src, bos) NULL
-#define __builtin___strncat_chk(dest, src, len, bos) NULL
-#define __builtin___strncpy_chk(dest, src, len, bos) NULL
-#define __builtin_object_size(bos, level) 0
-
-#include <string.h>
libc/glibc/nptl/pthread_atfork.c
@@ -33,9 +33,14 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-#include "pthreadP.h"
-#include <fork.h>
-#include <dso_handle.h>
+extern int __pthread_atfork (void (*prepare) (void), void (*parent) (void),
+ void (*child) (void));
+extern int __register_atfork (void (*__prepare) (void),
+ void (*__parent) (void),
+ void (*__child) (void),
+ void *dso_handle);
+libc_hidden_proto (__register_atfork)
+extern void *__dso_handle __attribute__ ((__visibility__ ("hidden")));
/* Hide the symbol so that no definition but the one locally in the
libc/glibc/stdlib/at_quick_exit.c
@@ -32,14 +32,12 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-#include <stdlib.h>
-#include <dso_handle.h>
-#include "exit.h"
-
+extern void *__dso_handle __attribute__ ((__visibility__ ("hidden")));
+extern int __cxa_at_quick_exit (void (*func) (void *), void *d);
/* Register FUNC to be executed by `quick_exit'. */
int
-attribute_hidden
+__attribute__ ((__visibility__ ("hidden")))
at_quick_exit (void (*func) (void))
{
return __cxa_at_quick_exit ((void (*) (void *)) func, __dso_handle);
libc/glibc/stdlib/atexit.c
@@ -32,16 +32,14 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
-#include <stdlib.h>
-#include <dso_handle.h>
-#include "exit.h"
+extern int __cxa_atexit (void (*func) (void *), void *arg, void *d);
+libc_hidden_proto (__cxa_atexit);
+extern void *__dso_handle __attribute__ ((__visibility__ ("hidden")));
/* Register FUNC to be executed by `exit'. */
int
-#ifndef atexit
-attribute_hidden
-#endif
+__attribute__ ((__visibility__ ("hidden")))
atexit (void (*func) (void))
{
- return __cxa_atexit ((void (*) (void *)) func, NULL, __dso_handle);
+ return __cxa_atexit ((void (*) (void *)) func, 0, __dso_handle);
}
libc/glibc/sysdeps/unix/sysv/linux/bits/stat.h
@@ -0,0 +1,172 @@
+/* Copyright (C) 1992-2019 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
+ <http://www.gnu.org/licenses/>. */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STAT_H
+#define _BITS_STAT_H 1
+
+/* Versions of the `struct stat' data structure. */
+#define _STAT_VER_LINUX_OLD 1
+#define _STAT_VER_KERNEL 1
+#define _STAT_VER_SVR4 2
+#define _STAT_VER_LINUX 3
+#define _STAT_VER _STAT_VER_LINUX /* The one defined below. */
+
+/* Versions of the `xmknod' interface. */
+#define _MKNOD_VER_LINUX 1
+#define _MKNOD_VER_SVR4 2
+#define _MKNOD_VER _MKNOD_VER_LINUX /* The bits defined below. */
+
+
+struct stat
+ {
+ __dev_t st_dev; /* Device. */
+ unsigned short int __pad1;
+#ifndef __USE_FILE_OFFSET64
+ __ino_t st_ino; /* File serial number. */
+#else
+ __ino_t __st_ino; /* 32bit file serial number. */
+#endif
+ __mode_t st_mode; /* File mode. */
+ __nlink_t st_nlink; /* Link count. */
+ __uid_t st_uid; /* User ID of the file's owner. */
+ __gid_t st_gid; /* Group ID of the file's group.*/
+ __dev_t st_rdev; /* Device number, if device. */
+ unsigned short int __pad2;
+#ifndef __USE_FILE_OFFSET64
+ __off_t st_size; /* Size of file, in bytes. */
+#else
+ __off64_t st_size; /* Size of file, in bytes. */
+#endif
+ __blksize_t st_blksize; /* Optimal block size for I/O. */
+
+#ifndef __USE_FILE_OFFSET64
+ __blkcnt_t st_blocks; /* Number 512-byte blocks allocated. */
+#else
+ __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */
+#endif
+#ifdef __USE_XOPEN2K8
+ /* Nanosecond resolution timestamps are stored in a format
+ equivalent to 'struct timespec'. This is the type used
+ whenever possible but the Unix namespace rules do not allow the
+ identifier 'timespec' to appear in the <sys/stat.h> header.
+ Therefore we have to handle the use of this header in strictly
+ standard-compliant sources special. */
+ struct timespec st_atim; /* Time of last access. */
+ struct timespec st_mtim; /* Time of last modification. */
+ struct timespec st_ctim; /* Time of last status change. */
+# define st_atime st_atim.tv_sec /* Backward compatibility. */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+ __time_t st_atime; /* Time of last access. */
+ unsigned long int st_atimensec; /* Nscecs of last access. */
+ __time_t st_mtime; /* Time of last modification. */
+ unsigned long int st_mtimensec; /* Nsecs of last modification. */
+ __time_t st_ctime; /* Time of last status change. */
+ unsigned long int st_ctimensec; /* Nsecs of last status change. */
+#endif
+#ifndef __USE_FILE_OFFSET64
+ unsigned long int __glibc_reserved4;
+ unsigned long int __glibc_reserved5;
+#else
+ __ino64_t st_ino; /* File serial number. */
+#endif
+ };
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+ {
+ __dev_t st_dev; /* Device. */
+ unsigned int __pad1;
+
+ __ino_t __st_ino; /* 32bit file serial number. */
+ __mode_t st_mode; /* File mode. */
+ __nlink_t st_nlink; /* Link count. */
+ __uid_t st_uid; /* User ID of the file's owner. */
+ __gid_t st_gid; /* Group ID of the file's group.*/
+ __dev_t st_rdev; /* Device number, if device. */
+ unsigned int __pad2;
+ __off64_t st_size; /* Size of file, in bytes. */
+ __blksize_t st_blksize; /* Optimal block size for I/O. */
+
+ __blkcnt64_t st_blocks; /* Number 512-byte blocks allocated. */
+# ifdef __USE_XOPEN2K8
+ /* Nanosecond resolution timestamps are stored in a format
+ equivalent to 'struct timespec'. This is the type used
+ whenever possible but the Unix namespace rules do not allow the
+ identifier 'timespec' to appear in the <sys/stat.h> header.
+ Therefore we have to handle the use of this header in strictly
+ standard-compliant sources special. */
+ struct timespec st_atim; /* Time of last access. */
+ struct timespec st_mtim; /* Time of last modification. */
+ struct timespec st_ctim; /* Time of last status change. */
+# else
+ __time_t st_atime; /* Time of last access. */
+ unsigned long int st_atimensec; /* Nscecs of last access. */
+ __time_t st_mtime; /* Time of last modification. */
+ unsigned long int st_mtimensec; /* Nsecs of last modification. */
+ __time_t st_ctime; /* Time of last status change. */
+ unsigned long int st_ctimensec; /* Nsecs of last status change. */
+# endif
+ __ino64_t st_ino; /* File serial number. */
+ };
+#endif
+
+/* Tell code we have these members. */
+#define _STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported. */
+#define _STATBUF_ST_NSEC
+
+/* Encoding of the file mode. */
+
+#define __S_IFMT 0170000 /* These bits determine file type. */
+
+/* File types. */
+#define __S_IFDIR 0040000 /* Directory. */
+#define __S_IFCHR 0020000 /* Character device. */
+#define __S_IFBLK 0060000 /* Block device. */
+#define __S_IFREG 0100000 /* Regular file. */
+#define __S_IFIFO 0010000 /* FIFO. */
+#define __S_IFLNK 0120000 /* Symbolic link. */
+#define __S_IFSOCK 0140000 /* Socket. */
+
+/* POSIX.1b objects. Note that these macros always evaluate to zero. But
+ they do it by enforcing the correct use of the macros. */
+#define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
+
+/* Protection bits. */
+
+#define __S_ISUID 04000 /* Set user ID on execution. */
+#define __S_ISGID 02000 /* Set group ID on execution. */
+#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
+#define __S_IREAD 0400 /* Read by owner. */
+#define __S_IWRITE 0200 /* Write by owner. */
+#define __S_IEXEC 0100 /* Execute by owner. */
+
+#ifdef __USE_ATFILE
+# define UTIME_NOW ((1l << 30) - 1l)
+# define UTIME_OMIT ((1l << 30) - 2l)
+#endif
+
+#endif /* bits/stat.h */
libc/glibc/sysdeps/unix/sysv/linux/generic/bits/stat.h
@@ -0,0 +1,171 @@
+/* Copyright (C) 2011-2019 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+ 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
+ <http://www.gnu.org/licenses/>. */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STAT_H
+#define _BITS_STAT_H 1
+
+#include <endian.h>
+#include <bits/wordsize.h>
+
+/* 64-bit libc uses the kernel's 'struct stat', accessed via the
+ stat() syscall; 32-bit libc uses the kernel's 'struct stat64'
+ and accesses it via the stat64() syscall. All the various
+ APIs offered by libc use the kernel shape for their struct stat
+ structure; the only difference is that 32-bit programs not
+ using __USE_FILE_OFFSET64 only see the low 32 bits of some
+ of the fields (specifically st_ino, st_size, and st_blocks). */
+#define _STAT_VER_KERNEL 0
+#define _STAT_VER_LINUX 0
+#define _STAT_VER _STAT_VER_KERNEL
+
+/* Versions of the `xmknod' interface. */
+#define _MKNOD_VER_LINUX 0
+
+#if defined __USE_FILE_OFFSET64
+# define __field64(type, type64, name) type64 name
+#elif __WORDSIZE == 64
+# define __field64(type, type64, name) type name
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+# define __field64(type, type64, name) \
+ type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
+#else
+# define __field64(type, type64, name) \
+ int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
+#endif
+
+struct stat
+ {
+ __dev_t st_dev; /* Device. */
+ __field64(__ino_t, __ino64_t, st_ino); /* File serial number. */
+ __mode_t st_mode; /* File mode. */
+ __nlink_t st_nlink; /* Link count. */
+ __uid_t st_uid; /* User ID of the file's owner. */
+ __gid_t st_gid; /* Group ID of the file's group.*/
+ __dev_t st_rdev; /* Device number, if device. */
+ __dev_t __pad1;
+ __field64(__off_t, __off64_t, st_size); /* Size of file, in bytes. */
+ __blksize_t st_blksize; /* Optimal block size for I/O. */
+ int __pad2;
+ __field64(__blkcnt_t, __blkcnt64_t, st_blocks); /* 512-byte blocks */
+#ifdef __USE_XOPEN2K8
+ /* Nanosecond resolution timestamps are stored in a format
+ equivalent to 'struct timespec'. This is the type used
+ whenever possible but the Unix namespace rules do not allow the
+ identifier 'timespec' to appear in the <sys/stat.h> header.
+ Therefore we have to handle the use of this header in strictly
+ standard-compliant sources special. */
+ struct timespec st_atim; /* Time of last access. */
+ struct timespec st_mtim; /* Time of last modification. */
+ struct timespec st_ctim; /* Time of last status change. */
+# define st_atime st_atim.tv_sec /* Backward compatibility. */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+ __time_t st_atime; /* Time of last access. */
+ unsigned long int st_atimensec; /* Nscecs of last access. */
+ __time_t st_mtime; /* Time of last modification. */
+ unsigned long int st_mtimensec; /* Nsecs of last modification. */
+ __time_t st_ctime; /* Time of last status change. */
+ unsigned long int st_ctimensec; /* Nsecs of last status change. */
+#endif
+ int __glibc_reserved[2];
+ };
+
+#undef __field64
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+ {
+ __dev_t st_dev; /* Device. */
+ __ino64_t st_ino; /* File serial number. */
+ __mode_t st_mode; /* File mode. */
+ __nlink_t st_nlink; /* Link count. */
+ __uid_t st_uid; /* User ID of the file's owner. */
+ __gid_t st_gid; /* Group ID of the file's group.*/
+ __dev_t st_rdev; /* Device number, if device. */
+ __dev_t __pad1;
+ __off64_t st_size; /* Size of file, in bytes. */
+ __blksize_t st_blksize; /* Optimal block size for I/O. */
+ int __pad2;
+ __blkcnt64_t st_blocks; /* Nr. 512-byte blocks allocated. */
+#ifdef __USE_XOPEN2K8
+ /* Nanosecond resolution timestamps are stored in a format
+ equivalent to 'struct timespec'. This is the type used
+ whenever possible but the Unix namespace rules do not allow the
+ identifier 'timespec' to appear in the <sys/stat.h> header.
+ Therefore we have to handle the use of this header in strictly
+ standard-compliant sources special. */
+ struct timespec st_atim; /* Time of last access. */
+ struct timespec st_mtim; /* Time of last modification. */
+ struct timespec st_ctim; /* Time of last status change. */
+#else
+ __time_t st_atime; /* Time of last access. */
+ unsigned long int st_atimensec; /* Nscecs of last access. */
+ __time_t st_mtime; /* Time of last modification. */
+ unsigned long int st_mtimensec; /* Nsecs of last modification. */
+ __time_t st_ctime; /* Time of last status change. */
+ unsigned long int st_ctimensec; /* Nsecs of last status change. */
+#endif
+ int __glibc_reserved[2];
+ };
+#endif
+
+/* Tell code we have these members. */
+#define _STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported. */
+#define _STATBUF_ST_NSEC
+
+/* Encoding of the file mode. */
+
+#define __S_IFMT 0170000 /* These bits determine file type. */
+
+/* File types. */
+#define __S_IFDIR 0040000 /* Directory. */
+#define __S_IFCHR 0020000 /* Character device. */
+#define __S_IFBLK 0060000 /* Block device. */
+#define __S_IFREG 0100000 /* Regular file. */
+#define __S_IFIFO 0010000 /* FIFO. */
+#define __S_IFLNK 0120000 /* Symbolic link. */
+#define __S_IFSOCK 0140000 /* Socket. */
+
+/* POSIX.1b objects. Note that these macros always evaluate to zero. But
+ they do it by enforcing the correct use of the macros. */
+#define __S_TYPEISMQ(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
+
+/* Protection bits. */
+
+#define __S_ISUID 04000 /* Set user ID on execution. */
+#define __S_ISGID 02000 /* Set group ID on execution. */
+#define __S_ISVTX 01000 /* Save swapped text after use (sticky). */
+#define __S_IREAD 0400 /* Read by owner. */
+#define __S_IWRITE 0200 /* Write by owner. */
+#define __S_IEXEC 0100 /* Execute by owner. */
+
+#ifdef __USE_ATFILE
+# define UTIME_NOW ((1l << 30) - 1l)
+# define UTIME_OMIT ((1l << 30) - 2l)
+#endif
+
+#endif /* bits/stat.h */
src/link.cpp
@@ -239,7 +239,6 @@ static const char *get_libc_crt_file(CodeGen *parent, const char *file) {
{"mknod", "glibc" OS_SEP "io" OS_SEP "mknod.c"},
{"mknodat", "glibc" OS_SEP "io" OS_SEP "mknodat.c"},
{"pthread_atfork", "glibc" OS_SEP "nptl" OS_SEP "pthread_atfork.c"},
- {"warning-nop", "glibc" OS_SEP "debug" OS_SEP "warning-nop.c"},
{"stack_chk_fail_local", "glibc" OS_SEP "debug" OS_SEP "stack_chk_fail_local.c"},
};
for (size_t i = 0; i < array_length(deps); i += 1) {
@@ -253,6 +252,7 @@ static const char *get_libc_crt_file(CodeGen *parent, const char *file) {
c_file->args.append("-fno-stack-protector");
c_file->args.append("-fmath-errno");
c_file->args.append("-ftls-model=initial-exec");
+ c_file->args.append("-Wno-ignored-attributes");
c_file->args.append("-I");
c_file->args.append(path_from_libc(parent, "glibc" OS_SEP "include"));
c_file->args.append("-I");
CMakeLists.txt
@@ -1270,7 +1270,6 @@ set(ZIG_LIBC_FILES
"glibc/csu/elf-init.c"
"glibc/csu/init.c"
"glibc/debug/stack_chk_fail_local.c"
- "glibc/debug/warning-nop.c"
"glibc/include/alloca.h"
"glibc/include/bits/types.h"
"glibc/include/bits/types/__locale_t.h"
@@ -1399,6 +1398,9 @@ set(ZIG_LIBC_FILES
"glibc/bits/signum-generic.h"
"glibc/include/bits/types/sig_atomic_t.h"
"glibc/signal/bits/types/sig_atomic_t.h"
+ "glibc/sysdeps/unix/sysv/linux/x86/bits/stat.h"
+ "glibc/sysdeps/unix/sysv/linux/generic/bits/stat.h"
+ "glibc/sysdeps/unix/sysv/linux/bits/stat.h"
"symbols.zig"
)