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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/automake.texi | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/doc/automake.texi b/doc/automake.texi index 87776b354..38f91593f 100644 --- a/doc/automake.texi +++ b/doc/automake.texi @@ -4204,6 +4204,34 @@ will be built. It is customary to arrange test directories to be built after everything else since they are meant to test what has been constructed. +In addition to the built-in recursive targets defined by Automake +(@code{all}, @code{check}, etc.), the developer can also define his +own recursive targets. That is done by passing the names of such +targets as arguments to the m4 macro @code{AM_EXTRA_RECURSIVE_TARGETS} +in @file{configure.ac}. Automake generates rules to handle the +recursion for such targets; and the developer can define real actions +for them by defining corresponding @code{-local} targets. + +@example +% @kbd{cat configure.ac} +AC_INIT([pkg-name], [1.0] +AM_INIT_AUTOMAKE +AM_EXTRA_RECURSIVE_TARGETS([foo]) +AC_CONFIG_FILES([Makefile sub/Makefile sub/src/Makefile]) +AC_OUTPUT +% @kbd{cat Makefile.am} +SUBDIRS = sub +foo-local: + @@echo This will be run by "make foo". +% @kbd{cat sub/Makefile.am} +SUBDIRS = src +% @kbd{cat sub/src/Makefile.am} +foo-local: + @@echo This too will be run by a "make foo" issued either in + @@echo the 'sub/src/' directory, the 'sub/' directory, or the + @@echo top-level directory. +@end example + @node Conditional Subdirectories @section Conditional Subdirectories @cindex Subdirectories, building conditionally |