From e20c9557371eacec533588d33b4bebd543ba178f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Mon, 16 Nov 2015 06:58:13 +0100
Subject: Imported Upstream version 2.4.1

---
 src/engine/SCons/Tool/link.xml | 154 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 154 insertions(+)

(limited to 'src/engine/SCons/Tool/link.xml')

diff --git a/src/engine/SCons/Tool/link.xml b/src/engine/SCons/Tool/link.xml
index cd38a46..0d477eb 100644
--- a/src/engine/SCons/Tool/link.xml
+++ b/src/engine/SCons/Tool/link.xml
@@ -41,11 +41,16 @@ Sets construction variables for generic POSIX linkers.
 <item>LIBLINKPREFIX</item>
 <item>LIBLINKSUFFIX</item>
 <item>SHLIBSUFFIX</item>
+<item>__SHLIBVERSIONFLAGS</item>
 <item>LDMODULE</item>
 <item>LDMODULEPREFIX</item>
 <item>LDMODULESUFFIX</item>
 <item>LDMODULEFLAGS</item>
 <item>LDMODULECOM</item>
+<item>LDMODULEVERSION</item>
+<item>LDMODULENOVERSIONSYMLINKS</item>
+<item>LDMODULEVERSIONFLAGS</item>
+<item>__LDMODULEVERSIONFLAGS</item>
 </sets>
 <uses>
 <item>SHLINKCOMSTR</item>
@@ -54,6 +59,105 @@ Sets construction variables for generic POSIX linkers.
 </uses>
 </tool>
 
+<cvar name="__LDMODULEVERSIONFLAGS">
+<summary>
+<para>
+This construction variable automatically introduces &cv-link-_LDMODULEVERSIONFLAGS;
+if &cv-link-LDMODULEVERSION; is set. Othervise it evaluates to an empty string.
+</para>
+</summary>
+</cvar>
+
+<cvar name="__SHLIBVERSIONFLAGS">
+<summary>
+<para>
+This construction variable automatically introduces &cv-link-_SHLIBVERSIONFLAGS;
+if &cv-link-SHLIBVERSION; is set. Othervise it evaluates to an empty string.
+</para>
+</summary>
+</cvar>
+
+<cvar name="_LDMODULESONAME">
+<summary>
+<para>
+A macro that automatically generates loadable module's SONAME based on $TARGET,
+$LDMODULEVERSION and $LDMODULESUFFIX. Used by &b-link-LoadableModule; builder
+when the linker tool supports SONAME (e.g. &t-link-gnulink;).
+</para>
+</summary>
+</cvar>
+
+<cvar name="_LDMODULEVERSIONFLAGS">
+<summary>
+<para>
+This macro automatically introduces extra flags to &cv-link-LDMODULECOM; when
+building versioned &b-link-LoadableModule; (that is when
+&cv-link-LDMODULEVERSION; is set). <literal>_LDMODULEVERSIONFLAGS</literal>
+usually adds &cv-link-SHLIBVERSIONFLAGS; and some extra dynamically generated
+options (such as <literal>-Wl,-soname=$_LDMODULESONAME</literal>).  It is unused
+by plain (unversioned) loadable modules.
+</para>
+</summary>
+</cvar>
+
+<cvar name="_SHLIBVERSIONFLAGS">
+<summary>
+<para>
+This macro automatically introduces extra flags to &cv-link-SHLINKCOM; when
+building versioned &b-link-SharedLibrary; (that is when &cv-link-SHLIBVERSION;
+is set). <literal>_SHLIBVERSIONFLAGS</literal> usually adds &cv-link-SHLIBVERSIONFLAGS;
+and some extra dynamically generated options (such as
+<literal>-Wl,-soname=$_SHLIBSONAME</literal>. It is unused by "plain"
+(unversioned) shared libraries.
+</para>
+</summary>
+</cvar>
+
+<cvar name="_SHLIBSONAME">
+<summary>
+<para>
+A macro that automatically generates shared library's SONAME based on $TARGET,
+$SHLIBVERSION and $SHLIBSUFFIX. Used by &b-link-SharedLibrary; builder when
+the linker tool supports SONAME (e.g. &t-link-gnulink;).
+</para>
+</summary>
+</cvar>
+
+<cvar name="IMPLIBPREFIX">
+<summary>
+<para>
+The prefix used for import library names. For example, cygwin uses import
+libraries (<literal>libfoo.dll.a</literal>) in pair with dynamic libraries
+(<literal>cygfoo.dll</literal>). The &t-link-cyglink; linker sets
+&cv-link-IMPLIBPREFIX; to <literal>'lib'</literal> and &cv-link-SHLIBPREFIX;
+to <literal>'cyg'</literal>.
+</para>
+</summary>
+</cvar>
+
+<cvar name="IMPLIBSUFFIX">
+<summary>
+<para>
+The suffix used for import library names. For example, cygwin uses import
+libraries (<literal>libfoo.dll.a</literal>) in pair with dynamic libraries
+(<literal>cygfoo.dll</literal>). The &t-link-cyglink; linker sets
+&cv-link-IMPLIBSUFFIX; to <literal>'.dll.a'</literal> and &cv-link-SHLIBSUFFIX;
+to <literal>'.dll'</literal>.
+</para>
+</summary>
+</cvar>
+
+<cvar name="IMPLIBNOVERSIONSYMLINKS">
+<summary>
+<para>
+Used to override &cv-link-SHLIBNOVERSIONSYMLINKS;/&cv-link-LDMODULENOVERSIONSYMLINKS; when 
+creating versioned import library for a shared library/loadable module. If not defined,
+then &cv-link-SHLIBNOVERSIONSYMLINKS;/&cv-link-LDMODULENOVERSIONSYMLINKS; is used to determine
+whether to disable symlink generation or not.
+</para>
+</summary>
+</cvar>
+
 <cvar name="LDMODULE">
 <summary>
 <para>
@@ -92,6 +196,15 @@ General user options passed to the linker for building loadable modules.
 </summary>
 </cvar>
 
+<cvar name="LDMODULENOVERSIONSYMLINKS">
+<summary>
+<para>
+Instructs the &b-link-LoadableModule; builder to not automatically create symlinks
+for versioned modules. Defaults to <literal>$SHLIBNOVERSIONSYMLINKS</literal>
+</para>
+</summary>
+</cvar>
+
 <cvar name="LDMODULEPREFIX">
 <summary>
 <para>
@@ -114,6 +227,16 @@ the same as $SHLIBSUFFIX.
 </summary>
 </cvar>
 
+<cvar name="LDMODULEVERSIONFLAGS">
+<summary>
+<para>
+Extra flags added to &cv-link-LDMODULECOM; when building versioned
+&b-link-LoadableModule;. These flags are only used when &cv-link-LDMODULEVERSION; is
+set.
+</para>
+</summary>
+</cvar>
+
 <cvar name="LINK">
 <summary>
 <para>
@@ -169,6 +292,25 @@ for the variable that expands to library search path options.
 </summary>
 </cvar>
 
+<cvar name="SHLIBNOVERSIONSYMLINKS">
+<summary>
+<para>
+Instructs the &b-link-SharedLibrary; builder to not create symlinks for versioned
+shared libraries.
+</para>
+</summary>
+</cvar>
+
+<cvar name="SHLIBVERSIONFLAGS">
+<summary>
+<para>
+Extra flags added to &cv-link-SHLINKCOM; when building versioned
+&b-link-SharedLibrary;. These flags are only used when &cv-link-SHLIBVERSION; is
+set.
+</para>
+</summary>
+</cvar>
+
 <cvar name="SHLINK">
 <summary>
 <para>
@@ -223,6 +365,18 @@ for the variable that expands to library search path options.
 </summary>
 </cvar>
 
+<cvar name="SONAME">
+<summary>
+<para>
+Variable used to hard-code SONAME for versioned shared library/loadable module.
+<example_commands>
+env.SharedLibrary('test', 'test.c', SHLIBVERSION='0.1.2', SONAME='libtest.so.2')
+</example_commands>
+The variable is used, for example, by &t-link-gnulink; linker tool.
+</para>
+</summary>
+</cvar>
+
 <cvar name="STATIC_AND_SHARED_OBJECTS_ARE_THE_SAME">
   <summary>
     <para>
-- 
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