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| author | Thomas Schwinge <thomas@codesourcery.com> | 2012-05-12 10:53:04 +0800 |
|---|---|---|
| committer | Thomas Schwinge <thomas@codesourcery.com> | 2012-05-12 10:53:04 +0800 |
| commit | dc70356cbfc649af8e39c9a8d509fefd766fa8ef (patch) | |
| tree | 1183fe5797332d424dd803f36c1ebda53ebe7324 | |
| parent | 9fb1a21f4d33c4c82719d6130e149eb2c5a51ae8 (diff) | |
| download | glibc-dc70356cbfc649af8e39c9a8d509fefd766fa8ef.zip glibc-dc70356cbfc649af8e39c9a8d509fefd766fa8ef.tar.gz glibc-dc70356cbfc649af8e39c9a8d509fefd766fa8ef.tar.bz2 | |
Avoid dup3 PLT usage.
Fixes fallout from 5aa3a74a59916b489e9cf7c4dce9eb149e106c6c.
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | io/dup3.c | 5 | ||||
| -rw-r--r-- | libio/freopen.c | 6 | ||||
| -rw-r--r-- | libio/freopen64.c | 6 | ||||
| -rw-r--r-- | sysdeps/unix/syscalls.list | 2 |
5 files changed, 17 insertions, 9 deletions
@@ -1,3 +1,10 @@ +2012-05-12 Thomas Schwinge <thomas@codesourcery.com> + + * io/dup3.c (dup3): Rename to __dup3, add weak alias for dup3. + * sysdeps/unix/syscalls.list (dup3): Likewise. + * libio/freopen.c (freopen): Invoke __dup3 instead of dup3. + * libio/freopen64.c (freopen64): Invoke __dup3 instead of dup3. + 2012-05-11 H.J. Lu <hongjiu.lu@intel.com> * elf/stackguard-macros.h (STACK_CHK_GUARD) [__x86_64__]: Use @@ -24,7 +24,7 @@ open the same file as FD is which setting flags according to FLAGS. Return FD2 or -1. */ int -dup3 (fd, fd2, flags) +__dup3 (fd, fd2, flags) int fd; int fd2; int flags; @@ -42,7 +42,8 @@ dup3 (fd, fd2, flags) __set_errno (ENOSYS); return -1; } -libc_hidden_def (dup3) +libc_hidden_def (__dup3) +weak_alias (__dup3, dup3) stub_warning (dup3) #include <stub-tag.h> diff --git a/libio/freopen.c b/libio/freopen.c index 025c55b..fa89c27 100644 --- a/libio/freopen.c +++ b/libio/freopen.c @@ -89,9 +89,9 @@ freopen (filename, mode, fp) else newfd = # endif - dup3 (_IO_fileno (result), fd, - (result->_flags2 & _IO_FLAGS2_CLOEXEC) != 0 - ? O_CLOEXEC : 0); + __dup3 (_IO_fileno (result), fd, + (result->_flags2 & _IO_FLAGS2_CLOEXEC) != 0 + ? O_CLOEXEC : 0); #else # define newfd 1 #endif diff --git a/libio/freopen64.c b/libio/freopen64.c index 24d0360..c28a992 100644 --- a/libio/freopen64.c +++ b/libio/freopen64.c @@ -73,9 +73,9 @@ freopen64 (filename, mode, fp) else newfd = # endif - dup3 (_IO_fileno (result), fd, - (result->_flags2 & _IO_FLAGS2_CLOEXEC) != 0 - ? O_CLOEXEC : 0); + __dup3 (_IO_fileno (result), fd, + (result->_flags2 & _IO_FLAGS2_CLOEXEC) != 0 + ? O_CLOEXEC : 0); #else # define newfd 1 #endif diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list index 5c696b3..39c40ed 100644 --- a/sysdeps/unix/syscalls.list +++ b/sysdeps/unix/syscalls.list @@ -10,7 +10,7 @@ chroot - chroot i:s chroot close - close Ci:i __libc_close __close close dup - dup i:i __dup dup dup2 - dup2 i:ii __dup2 dup2 -dup3 - dup3 i:iii dup3 +dup3 - dup3 i:iii __dup3 dup3 fchdir - fchdir i:i __fchdir fchdir fchmod - fchmod i:ii __fchmod fchmod fchown - fchown i:iii __fchown fchown |