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author | Nick Clifton <nickc@redhat.com> | 2024-03-18 16:51:49 +0000 |
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committer | Nick Clifton <nickc@redhat.com> | 2024-03-18 16:51:49 +0000 |
commit | ee0fa6627079ebd16843d9d3fb4e24a5af545ded (patch) | |
tree | cc08a322ee27374421388da4e63f425695331527 /ld | |
parent | 38ad466f704412ea23fa149e5310f0a6948f3e77 (diff) | |
download | gdb-ee0fa6627079ebd16843d9d3fb4e24a5af545ded.zip gdb-ee0fa6627079ebd16843d9d3fb4e24a5af545ded.tar.gz gdb-ee0fa6627079ebd16843d9d3fb4e24a5af545ded.tar.bz2 |
[PATCH] ld: Improve documentation of -rpath-link search paths
Diffstat (limited to 'ld')
-rw-r--r-- | ld/ld.texi | 30 |
1 files changed, 18 insertions, 12 deletions
@@ -758,6 +758,7 @@ behaviour of the AIX linker. @kindex --library-path=@var{dir} @item -L @var{searchdir} @itemx --library-path=@var{searchdir} +@anchor{-L} Add path @var{searchdir} to the list of paths that @command{ld} will search for archive libraries and @command{ld} control scripts. You may use this option any number of times. The directories are searched in the order @@ -2427,11 +2428,11 @@ of the input files. When the linker encounters such a dependency when doing a non-shared, non-relocatable link, it will automatically try to locate the required shared library and include it in the link, if it is not included -explicitly. In such a case, the @option{-rpath-link} option -specifies the first set of directories to search. The -@option{-rpath-link} option may specify a sequence of directory names -either by specifying a list of names separated by colons, or by -appearing multiple times. +explicitly. In such a case, several directories are searched as +described below. The @option{-rpath-link} option specifies the first +set of directories to search. This option may specify a sequence of +directory names either by providing a list of names separated by +colons, or by appearing multiple times. The tokens @var{$ORIGIN} and @var{$LIB} can appear in these search directories. They will be replaced by the full path to the directory @@ -2443,13 +2444,18 @@ The alternative form of these tokens - @var{$@{ORIGIN@}} and @var{$@{LIB@}} can also be used. The token @var{$PLATFORM} is not supported. -This option should be used with caution as it overrides the search path -that may have been hard compiled into a shared library. In such a case it -is possible to use unintentionally a different search path than the -runtime linker would do. - -The linker uses the following search paths to locate required shared -libraries: +The @option{--rpath-link} option should be used with caution as it +overrides the search path that may have been hard compiled into a +shared library. In such a case it is possible to unintentionally use +a different search path than the runtime linker would have used. + +When additional shared libraries are required, the linker will search +directories in the order listed below in order to find them. Note +however that this only applies to additional libraries needed to +satisfy already included shared libraries. It does does @emph{not} +apply to libraries that are included via the @option{-l} command line +option. Searches for @option{-l} libraries are only conducted in +directories specified by the @option{-L} option (@xref{-L}). @enumerate @item |