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diff --git a/doc/user/libraries.in b/doc/user/libraries.in index e5368d1..9a12062 100644 --- a/doc/user/libraries.in +++ b/doc/user/libraries.in @@ -94,6 +94,66 @@ </para> <section> + <title>Building Libraries From Source Code or Object Files</title> + + <para> + + The previous example shows building a library from a + list of source files. + You can, however, also give the &b-link-Library; call + object files, + and it will correctly realize + In fact, you can arbitrarily mix source code files + and object files in the source list: + + </para> + + <para> + + <scons_example name="objects" printme="1"> + <file name="SConstruct" printme="1"> + Library('foo', ['f1.c', 'f2.o', 'f3.c', 'f4.o']) + </file> + <file name="f1.c"> + void f1() { printf("f1.c\n"); } + </file> + <file name="f2.o"> + object file + </file> + <file name="f3.c"> + void f3() { printf("f3.c\n"); } + </file> + <file name="f4.o"> + object file + </file> + </scons_example> + + <para> + + And SCons realizes that only the source code files + must be compiled into object files + before creating the final library: + + </para> + + <scons_output example="objects" os="posix"> + <scons_output_command>scons -Q</scons_output_command> + </scons_output> + + <para> + + Of course, in this example, the object files + must already exist for the build to succeed. + See <xref linkend="chap-nodes">, below, + for information about how you can + build object files explicitly + and include the built files in a library. + + </para> + + </section> + + <section> <title>Building Static Libraries Explicitly: the &b-StaticLibrary; Builder</title> <para> |