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| author | H.J. Lu <hongjiu.lu@intel.com> | 2018-05-24 19:52:32 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2018-05-24 12:52:32 -0700 |
| commit | 71b55d45e4304f5e2e98ac30473c581f58fc486b (patch) | |
| tree | 1d83f19d05488961c73f70857fb077895308e9c7 /libsanitizer | |
| parent | e935be363a4309aaf33239b3a8dd2ec6a142dd1b (diff) | |
| download | gcc-71b55d45e4304f5e2e98ac30473c581f58fc486b.tar.gz | |
libsanitizer: Use pre-computed size of struct ustat for Linux
Cherry-pick compiler-rt revision 333213:
<sys/ustat.h> has been removed from glibc 2.28 by:
commit cf2478d53ad7071e84c724a986b56fe17f4f4ca7
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Sun Mar 18 11:28:59 2018 +0800
Deprecate ustat syscall interface
This patch uses pre-computed size of struct ustat for Linux.
PR sanitizer/85835
* sanitizer_common/sanitizer_platform_limits_posix.cc: Don't
include <sys/ustat.h> for Linux.
(SIZEOF_STRUCT_USTAT): New.
(struct_ustat_sz): Use SIZEOF_STRUCT_USTAT for Linux.
From-SVN: r260684
Diffstat (limited to 'libsanitizer')
| -rw-r--r-- | libsanitizer/ChangeLog | 8 | ||||
| -rw-r--r-- | libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc | 15 |
2 files changed, 21 insertions, 2 deletions
diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog index 2ec1a9a1499..286b7898a43 100644 --- a/libsanitizer/ChangeLog +++ b/libsanitizer/ChangeLog @@ -1,3 +1,11 @@ +2018-05-24 H.J. Lu <hongjiu.lu@intel.com> + + PR sanitizer/85835 + * sanitizer_common/sanitizer_platform_limits_posix.cc: Don't + include <sys/ustat.h> for Linux. + (SIZEOF_STRUCT_USTAT): New. + (struct_ustat_sz): Use SIZEOF_STRUCT_USTAT for Linux. + 2018-04-26 Hans-Peter Nilsson <hp@axis.com> * configure.tgt <mips*-*-linux*>: Enable build, excluding diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc index 858bb218450..de18e56d11c 100644 --- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc +++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc @@ -157,7 +157,6 @@ typedef struct user_fpregs elf_fpregset_t; # include <sys/procfs.h> #endif #include <sys/user.h> -#include <sys/ustat.h> #include <linux/cyclades.h> #include <linux/if_eql.h> #include <linux/if_plip.h> @@ -250,7 +249,19 @@ namespace __sanitizer { #endif // SANITIZER_LINUX || SANITIZER_FREEBSD #if SANITIZER_LINUX && !SANITIZER_ANDROID - unsigned struct_ustat_sz = sizeof(struct ustat); + // Use pre-computed size of struct ustat to avoid <sys/ustat.h> which + // has been removed from glibc 2.28. +#if defined(__aarch64__) || defined(__s390x__) || defined (__mips64) \ + || defined(__powerpc64__) || defined(__arch64__) || defined(__sparcv9) \ + || defined(__x86_64__) +#define SIZEOF_STRUCT_USTAT 32 +#elif defined(__arm__) || defined(__i386__) || defined(__mips__) \ + || defined(__powerpc__) || defined(__s390__) +#define SIZEOF_STRUCT_USTAT 20 +#else +#error Unknown size of struct ustat +#endif + unsigned struct_ustat_sz = SIZEOF_STRUCT_USTAT; unsigned struct_rlimit64_sz = sizeof(struct rlimit64); unsigned struct_statvfs64_sz = sizeof(struct statvfs64); #endif // SANITIZER_LINUX && !SANITIZER_ANDROID |