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Improve text describing underlying system calls.

This commit is contained in:
Michael Kerrisk 2007-07-10 20:44:07 +00:00
parent 64ceb6880e
commit 0c8dd25470
1 changed files with 3 additions and 6 deletions
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9
man2/stat.2
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@ -428,7 +428,7 @@ field; instead the field is returned with the value 0.
.SS Underlying kernel interface
Over time, increases in the size of the
.I stat
structure have led to three successive implementations of
structure have led to three successive versions of
.BR stat ():
.IR sys_stat ()
(slot
@ -441,14 +441,11 @@ and
(new in kernel 2.4; slot
.IR __NR_stat64 ).
The last of these is the most current,
but the other interfaces must be maintained so that the
behavior of old binaries does not change.
but the other interfaces must be maintained for the benefit of old binaries.
The glibc
.BR stat ()
wrapper function hides these details from applications,
ensuring that new applications linked against
the current library automatically use the current implementation,
and that binary compatibility is not broken for older binaries.
invoking the most recent version of the system call provided by the kernel.
Similar remarks apply for
.BR fstat (2)
and