[Buildroot] [PATCH 1/1] Fix build of lttng-libust

[Yann E. MORIN <yann.morin.1998@free.fr>]

Philippe, All,

On 2017-11-05 14:55 -0500, Philippe Proulx spake thusly:
> On Sun, Nov 5, 2017 at 11:31 AM, Yann E. MORIN <yann.morin.1998@free.fr> wrote:
[--SNIP--]
> > But I digress, and I think a better fix would indeed be to teach
> > configure.ac and Makefile.am to disable building the examples.
> I'll have a look at what we can do upstream for this.

Here is a very quick-n-dirty patch against your master, that should do
the trick (but is totally untested). Feel free to use it as-is if you
like it.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

diff --git a/configure.ac b/configure.ac
index ca1de874..adbd8f90 100644
--- a/configure.ac
+++ b/configure.ac
@@ -468,6 +468,19 @@ they will not be installed.
 AM_CONDITIONAL([MAN_PAGES_OPT], [test "x$man_pages_opt" != "xno"])
 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
 
+# Do we want to build example?
+AC_ARG_ENABLE(
+examples,
+AS_HELP_STRING(
+[--d				isable-examples],
+[Do not build examples]
+),
+[examples_opt=$enab				leval],
+[examples_opt=yes]
+)
+
+AM_CONDITIONAL([EXAMPLES_OPT], [test	 "x$examples_opt" != "xno"])
+
 # Default values
 AC_DEFUN([_AC_DEFINE_AND_SUBST], [
 	AC_DEFINE_UNQUOTED([CONFIG_$1], [$2], [$1])
diff --git a/doc/Makefile.am b/doc/Makefile.am
index e110ed85..82689c5c 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -1,3 +1,7 @@
-SUBDIRS = . man examples
+if EXAMPLES_OPT
+EXAMPLES_SUBDIRS = examples
+endif
+
+SUBDIRS = . man $(EXAMPLES_SUBDIRS)
 
 dist_doc_DATA = java-agent.txt


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