1 files changed, 37 insertions, 0 deletions

diff --git a/m4/emotion_generic_players.m4 b/m4/emotion_generic_players.m4
new file mode 100644
index 0000000000..d852dbaa29
--- /dev/null
+++ b/m4/emotion_generic_players.m4
@@ -0,0 +1,37 @@
+dnl EMOTION_GENERIC_PLAYER(NAME, DEFAULT_STATE, [PKG_CONFIG_DEPS])
+dnl Does the following:
+dnl  * AC_ARG_WITH(NAME)
+dnl  * define with_name to yes or no
+dnl  * PKG_CHECK_MODULES(NAME, PKG_CONFIG_DEPS)
+dnl  * AC_DEFINE([HAVE_NAME])
+dnl  * AM_CONDITIONAL([HAVE_NAME])
+AC_DEFUN([EMOTION_GENERIC_PLAYER],
+[dnl
+m4_pushdef([DOWN], m4_translit([$1], [-A-Z], [_a-z]))dnl
+m4_pushdef([UP], m4_translit([$1], [-a-z], [_A-Z]))dnl
+
+AC_ARG_WITH([DOWN],
+   [AC_HELP_STRING([--with-]m4_defn([DOWN]),
+       [build generic player ]m4_defn([UP])[. @<:@default=$2@:>@])],
+   [], [with_]m4_defn([DOWN])[="$2"])
+
+if test "${with_[]m4_defn([DOWN])}" = "yes"; then
+   m4_ifval([$3], [dnl
+      PKG_CHECK_MODULES(m4_defn([UP]), [$3])
+   ], [dnl
+      m4_defn([UP])_LIBS="${m4_defn([UP])_LIBS}"
+      m4_defn([UP])_CFLAGS="${m4_defn([UP])_CFLAGS}"
+      AC_SUBST(m4_defn([UP])[_LIBS])
+      AC_SUBST(m4_defn([UP])[_CFLAGS])
+   ])
+
+   AC_SEARCH_LIBS([shm_open], [rt], [], [AC_MSG_ERROR([unable to find the shm_open() function])])
+   if test "${ac_cv_search_shm_open}" != "none required"; then
+      m4_defn([UP])_LIBS="${m4_defn([UP])_LIBS} ${ac_cv_search_shm_open}"
+   fi
+fi
+AM_CONDITIONAL([HAVE_]m4_defn([UP]), [test "$with_[]m4_defn([DOWN])" = "yes"])
+
+m4_popdef([UP])dnl
+m4_popdef([DOWN])dnl
+])