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-rw-r--r--sbin/ldconfig/ldconfig.821
1 files changed, 14 insertions, 7 deletions
diff --git a/sbin/ldconfig/ldconfig.8 b/sbin/ldconfig/ldconfig.8
index c6c867b..abd5857 100644
--- a/sbin/ldconfig/ldconfig.8
+++ b/sbin/ldconfig/ldconfig.8
@@ -62,7 +62,8 @@ line. Blank lines and lines starting with the comment character
are ignored.
.Pp
The shared libraries so found will be automatically available for loading
-if needed by the program being prepared for execution. This obviates the need
+if needed by the program being prepared for execution.
+This obviates the need
for storing search paths within the executable.
.Pp
The
@@ -75,7 +76,8 @@ is a
.Sq \:
separated list of directory paths which are searched by
the dynamic linker
-when it needs to load a shared library. It can be viewed as the run-time
+when it needs to load a shared library.
+It can be viewed as the run-time
equivalent of the
.Fl L
switch of
@@ -108,7 +110,8 @@ Directories recorded in the hints file by previous runs of
are also rescanned for new shared libraries.
.It Fl r
List the current contents of the hints file
-on the standard output. The hints file is not modified. The list of
+on the standard output.
+The hints file is not modified. The list of
directories stored in the hints file is included.
.It Fl s
Do not scan the built-in system directory
@@ -120,15 +123,19 @@ Switch on verbose mode.
Special care must be taken when loading shared libraries into the address
space of
.Ev set-user-Id
-programs. Whenever such a program is run,
+programs.
+Whenever such a program is run,
the dynamic linker
will only load shared libraries from the hints
-file. In particular, the
+file.
+In particular, the
.Ev LD_LIBRARY_PATH
-is not used to search for libraries. Thus, the role of ldconfig is dual. In
+is not used to search for libraries. Thus, the role of ldconfig is dual.
+In
addition to building a set of hints for quick lookup, it also serves to
specify the trusted collection of directories from which shared objects can
-be safely loaded. It is presumed that the set of directories specified to
+be safely loaded.
+It is presumed that the set of directories specified to
.Nm ldconfig
are under control of the system's administrator.
.Sh ENVIRONMENT
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