From 5ff4bd045127a65d0c19deb247d6142ca20a2b67 Mon Sep 17 00:00:00 2001
From: Vladimir Prus <ghost@cs.msu.su>
Date: Tue, 13 Jan 2004 09:57:55 +0000
Subject: [PATCH] Add new example.

[SVN r21665]
---
 v2/example/variant/Jamfile          |  9 +++++++++
 v2/example/variant/a.cpp            |  3 +++
 v2/example/variant/libs/Jamfile     |  2 ++
 v2/example/variant/libs/l.cpp       |  4 ++++
 v2/example/variant/project-root.jam | 10 ++++++++++
 v2/example/variant/readme.txt       |  7 +++++++
 6 files changed, 35 insertions(+)
 create mode 100644 v2/example/variant/Jamfile
 create mode 100644 v2/example/variant/a.cpp
 create mode 100644 v2/example/variant/libs/Jamfile
 create mode 100644 v2/example/variant/libs/l.cpp
 create mode 100644 v2/example/variant/project-root.jam
 create mode 100644 v2/example/variant/readme.txt

diff --git a/v2/example/variant/Jamfile b/v2/example/variant/Jamfile
new file mode 100644
index 000000000..a14fe282b
--- /dev/null
+++ b/v2/example/variant/Jamfile
@@ -0,0 +1,9 @@
+
+# By default, build the project with two variants
+# we've defined in project-root.jam
+project
+    : default-build crazy super_release
+    ;
+
+exe a : a.cpp libs//l ;
+
diff --git a/v2/example/variant/a.cpp b/v2/example/variant/a.cpp
new file mode 100644
index 000000000..3d92b3c19
--- /dev/null
+++ b/v2/example/variant/a.cpp
@@ -0,0 +1,3 @@
+
+void l();
+int main() { l(); return 0; }
\ No newline at end of file
diff --git a/v2/example/variant/libs/Jamfile b/v2/example/variant/libs/Jamfile
new file mode 100644
index 000000000..e3749a26a
--- /dev/null
+++ b/v2/example/variant/libs/Jamfile
@@ -0,0 +1,2 @@
+
+lib l : l.cpp ;
\ No newline at end of file
diff --git a/v2/example/variant/libs/l.cpp b/v2/example/variant/libs/l.cpp
new file mode 100644
index 000000000..27417125a
--- /dev/null
+++ b/v2/example/variant/libs/l.cpp
@@ -0,0 +1,4 @@
+#ifdef _WIN32
+__declspec(dllexport)
+#endif
+void l() {}
diff --git a/v2/example/variant/project-root.jam b/v2/example/variant/project-root.jam
new file mode 100644
index 000000000..0de93a8e7
--- /dev/null
+++ b/v2/example/variant/project-root.jam
@@ -0,0 +1,10 @@
+
+# Define a build variant which is just combination
+# of four properties. 
+variant crazy : <optimization>speed <inlining>off 
+                <debug-symbols>on <profiling>on ;
+		
+# Define a built variant inherited from 'release'.
+# It defines one new property and get all properties
+# from parent variant.		
+variant super_release : release : <define>USE_ASM ;
\ No newline at end of file
diff --git a/v2/example/variant/readme.txt b/v2/example/variant/readme.txt
new file mode 100644
index 000000000..304a84c0d
--- /dev/null
+++ b/v2/example/variant/readme.txt
@@ -0,0 +1,7 @@
+
+This example shows how user can create his own build variants.
+Two variants are defined: "crazy", which is just random combination
+of properties, and "super-release", which is inherited from "release",
+and differs by a single define.
+
+See the project-root.jam for the definitions.
\ No newline at end of file