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[src/trunk]: src/libexec/ld.elf_so Use more Dv.
details: https://anonhg.NetBSD.org/src/rev/1dcf288f097a
branches: trunk
changeset: 840694:1dcf288f097a
user: wiz <wiz%NetBSD.org@localhost>
date: Sun Apr 14 22:09:50 2019 +0000
description:
Use more Dv.
diffstat:
libexec/ld.elf_so/ld.elf_so.1 | 30 ++++++++++++++++++++++--------
1 files changed, 22 insertions(+), 8 deletions(-)
diffs (65 lines):
diff -r 2fe7f84feb6d -r 1dcf288f097a libexec/ld.elf_so/ld.elf_so.1
--- a/libexec/ld.elf_so/ld.elf_so.1 Sun Apr 14 20:27:02 2019 +0000
+++ b/libexec/ld.elf_so/ld.elf_so.1 Sun Apr 14 22:09:50 2019 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: ld.elf_so.1,v 1.18 2019/04/14 20:27:02 maya Exp $
+.\" $NetBSD: ld.elf_so.1,v 1.19 2019/04/14 22:09:50 wiz Exp $
.\"
.\" Copyright (c) 2001 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -67,9 +67,12 @@
.Xr elf 5
object file may contain information in its dynamic (PT_DYNAMIC) section
about which shared objects it requires (often referred to as dependencies).
-These dependencies are specified in the optional DT_NEEDED entry within
-the dynamic section.
-Each DT_NEEDED entry refers to a filename string of
+These dependencies are specified in the optional
+.Dv DT_NEEDED
+entry within the dynamic section.
+Each
+.Dv DT_NEEDED
+entry refers to a filename string of
the shared object that is to be searched for.
.Pp
The linker will search for libraries in three lists of paths:
@@ -81,8 +84,11 @@
The use of ld.so.conf should be avoided as the setting of a global search
path can present a security risk.
.It
-A list of paths specified within a shared object using the DT_RPATH and
-DT_RUNPATH entries in the dynamic section.
+A list of paths specified within a shared object using the
+.Dv DT_RPATH
+and
+.Dv DT_RUNPATH
+entries in the dynamic section.
This is defined at shared object link time.
.It
The list of default paths which is set to
@@ -91,7 +97,11 @@
.Pp
Dynamic loading via
.Xr dlopen 3
-uses the DT_RPATH and DT_RUNPATH entries of the main binary, independently of
+uses the
+.Dv DT_RPATH
+and
+.Dv DT_RUNPATH
+entries of the main binary, independently of
which object the call came from.
.Pp
.Nm
@@ -157,7 +167,11 @@
This gives a shared object an opportunity to perform
any extra set-up or completion work.
.Pp
-The DT_INIT and DT_FINI entries in the dynamic section specify the addresses
+The
+.Dv DT_INIT
+and
+.Dv DT_FINI
+entries in the dynamic section specify the addresses
of the initialization and termination functions, respectively, for
the shared object.
.Nm
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