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Diffstat (limited to 'ld/ld.texi')
| -rw-r--r-- | ld/ld.texi | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/ld/ld.texi b/ld/ld.texi index 8205d4e6771..736563e1e3e 100644 --- a/ld/ld.texi +++ b/ld/ld.texi @@ -461,6 +461,22 @@ will contain a colon separated list of audit interfaces to use. This option is only meaningful on ELF platforms supporting the rtld-audit interface. The -P option is provided for Solaris compatibility. +@kindex --enable-linker-version +@item --enable-linker-version +Enables the @code{LINKER_VERSION} linker script directive, described +in @ref{Output Section Data}. If this directive is used in a linker +script and this option has been enabled then a string containing the +linker version will be inserted at the current point. + +Note - this location of this option on the linker command line is +significant. It will only affect linker scripts that come after it on +the command line, or which are built into the linker. + +@kindex --disable-linker-version +@item --disable-linker-version +Disables the @code{LINKER_VERSION} linker script directive, so that it +does not insert a version string. This is the default. + @kindex --enable-non-contiguous-regions @item --enable-non-contiguous-regions This option avoids generating an error if an input section does not @@ -1168,7 +1184,9 @@ in a linker script. @itemx --version @itemx -V Display the version number for @command{ld}. The @option{-V} option also -lists the supported emulations. +lists the supported emulations. See also the description of the +@option{--enable-linker-version} in @ref{Options,,Command-line Options} +which can be used to insert the linker version string into a binary. @kindex -x @kindex --discard-all @@ -5393,6 +5411,16 @@ entire section. If both are used, the @code{FILL} command takes precedence. @xref{Output Section Fill}, for details on the fill expression. +@kindex LINKER_VERSION +@cindex LINKER_VERSION +Inserts a string containing the version of the linker at the current +point. Note - by default this directive is disabled and will do +nothing. It only becomes active if the +@option{--enable-linker-version} command line option is used. + +Built-in linker scripts for ELF based targets already include this +directive in their @samp{.comment} section. + @node Output Section Keywords @subsection Output Section Keywords There are a couple of keywords which can appear as output section |