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ld.so.8: Describe $PLATFORM rpath token 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2013-07-15 14:39:35 +02:00
parent 909df276e9
commit 3f2f2461b2
1 changed files with 14 additions and 7 deletions
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21
man8/ld.so.8
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@ -120,14 +120,21 @@ depending on the architecture
and
on x86-32, it expands to
.IR lib ).
.TP
.IR $PLATFORM " (or equivalently " ${PLATFORM} )
This expands to a string corresponding to the processor type
of the host system (e.g., "x86_64").
On some architectures, the Linux kernel doesn't provide a platform
string to the dynamic linker.
The value of this string is taken from the
.BR AT_PLATFORM
value in the auxiliary vector (see
.BR getauxval (3)).
.\" To get an idea of the places that $PLATFORM would match,
.\" look at the output of the following:
.\"
.\" There is also $PLATFORM. This is a kind of wildcard
.\" of directories related to AT_PLATFORM. To get an idea of the
.\" places that $PLATFORM would match, look at the output of the
.\" following:
.\"
.\" mkdir /tmp/d
.\" LD_LIBRARY_PATH=/tmp/d strace -e open /bin/date 2>&1 | grep /tmp/d
.\" mkdir /tmp/d
.\" LD_LIBRARY_PATH=/tmp/d strace -e open /bin/date 2>&1 | grep /tmp/d
.\"
.\" ld.so lets names be abbreviated, so $O will work for $ORIGIN;
.\" Don't do this!!