use kqueue on FreeBSD

4 files changed, 60 insertions, 4 deletions

diff --git a/Makefile b/Makefile
index 1625863..6084179 100644
--- a/Makefile
+++ b/Makefile
@@ -11,6 +11,12 @@ BINDIR      = $(PREFIX)/bin
 LIBDIR      = $(PREFIX)/lib/lua/$(LUA_VERSION)
 INCDIR      = $(PREFIX)/include
 
+OS = $(shell uname)
+
+ifeq ($(OS), Linux)
+DL = -ldl
+endif
+
 headers  = lem.h config.h macros.h lua/luaconf.h lua/lua.h lua/lauxlib.h libev/ev.h
 programs = lem utils.so
 scripts  = repl.lua lem-repl
@@ -39,7 +45,7 @@ LIB_O=	lauxlib.o lbaselib.o ldblib.o liolib.o lmathlib.o loslib.o ltablib.o \
 
 all: $(programs)
 
-config.h: config.in
+config.h: config.$(OS)
 	$Mecho '  SED $@'
 	$O$(SED) -e 's|@PREFIX@|$(PREFIX)/|' $< > $@
 
@@ -61,7 +67,7 @@ event.o: event.c config.h
 
 lem: $(CORE_O:%=lua/%) $(LIB_O:%=lua/%) event.o lem.o
 	$Mecho '  LD $@'
-	$O$(CC) -rdynamic -lm -ldl $(LDFLAGS) $^ -o $@
+	$O$(CC) -rdynamic -lm $(DL) $(LDFLAGS) $^ -o $@
 
 utils.so: utils.pic.o
 	$Mecho '  LD $@'
diff --git a/config.FreeBSD b/config.FreeBSD
new file mode 100644
index 0000000..6ccaf05
--- /dev/null
+++ b/config.FreeBSD
@@ -0,0 +1,44 @@
+/*
+ * This file is part of LEM, a Lua Event Machine.
+ * Copyright 2011 Emil Renner Berthing
+ *
+ * LEM is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version.
+ *
+ * LEM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LEM.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define LUA_USE_LINUX
+#define LUA_ROOT "@PREFIX@"
+
+#define EV_STANDALONE        1
+#define EV_USE_MONOTONIC     1
+#define EV_USE_CLOCK_SYSCALL 0
+#define EV_USE_NANOSLEEP     1
+#define EV_USE_EVENTFD       0
+
+#define EV_USE_SELECT        0
+#define EV_USE_POLL          0
+#define EV_USE_EPOLL         0
+#define EV_USE_KQUEUE        1
+#define EV_USE_PORT          0
+
+#define EV_MULTIPLICITY      0
+
+#define EV_PERIODIC_ENABLE   0
+#define EV_IDLE_ENABLE       1
+#define EV_EMBED_ENABLE      0
+#define EV_STAT_ENABLE       0
+#define EV_FORK_ENABLE       0
+#define EV_ASYNC_ENABLE      0
+
+#define EV_MINPRI            0
+#define EV_MAXPRI            0
diff --git a/config.in b/config.Linux
index eae65f3..eae65f3 100644
--- a/config.in
+++ b/config.Linux
diff --git a/lem.c b/lem.c
index f0af489..43bc97b 100644
--- a/lem.c
+++ b/lem.c
@@ -32,6 +32,12 @@
 #include "libev/ev.h"
 #include "macros.h"
 
+#if EV_USE_KQUEUE
+#define LEM_LOOPFLAGS EVBACKEND_KQUEUE
+#else
+#define LEM_LOOPFLAGS 0
+#endif
+
 #ifdef NDEBUG
 #define lem_log_error(fmt, ...) fprintf(stderr, fmt "\n", ##__VA_ARGS__)
 #else
@@ -325,10 +331,10 @@ main(int argc, char *argv[])
 	}
 
 #if EV_MULTIPLICITY
-	lem_loop = ev_default_loop(0);
+	lem_loop = ev_default_loop(LEM_LOOPFLAGS);
 	if (lem_loop == NULL) {
 #else
-	if (!ev_default_loop(0)) {
+	if (!ev_default_loop(LEM_LOOPFLAGS)) {
 #endif
 		lem_log_error("Error initializing event loop");
 		return EXIT_FAILURE;