# Permission to modify the code and to distribute modified code is
# granted, provided the above notices are retained, and a notice that
# the code was modified is included with the above copyright notice.
-
+#
# This makefile is not using automake so that people can see how to make
# simply. It builds a program with a statically embedded tracepoint
# provider probe.
+#
+# This makefile is purposefully kept simple to support GNU and BSD make.
+
+ifdef AM_CC
+ CC = $(AM_CC)
+endif
-CC = gcc
-LIBS = -ldl -llttng-ust
+LIBS = -ldl -llttng-ust #On Linux
+#LIBS = -lc -llttng-ust #On BSD
all: sample
-sample: sample.o sample-tp.o
- $(CC) $(LIBS) -o $@ $^
+sample: sample.o sample_tracepoint.o
+ $(CC) $(LDFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(AM_CFLAGS) \
+ -o $@ sample.o sample_tracepoint.o $(LIBS)
sample.o: sample.c sample_tracepoint.h
- $(CC) $(CFLAGS) -c -o $@ $<
+ $(CC) $(CPPFLAGS) $(CFLAGS) $(AM_CPPFLAGS) $(AM_CFLAGS) \
+ -c -o $@ $<
-sample-tp.o: sample_tracepoint.c sample_tracepoint.h
- $(CC) $(CFLAGS) -I. -c -o $@ $<
+# Use this command to compile the .c manually
+#sample_tracepoint.o: sample_tracepoint.c sample_tracepoint.h
+# $(CC) $(CPPFLAGS) $(CFLAGS) $(AM_CPPFLAGS) $(AM_CFLAGS) \
+# -I. -c -o $@ $<
+
+# This rule generate .o only and depends on rules for generating
+# the .h and .c
+%.o: %.tp %.c %.h
+ CPPFLAGS="$(CPPFLAGS) $(AM_CPPFLAGS)" \
+ CFLAGS="$(CFLAGS) $(AM_CFLAGS)" \
+ LDFLAGS="$(LDFLAGS) $(AM_LDFLAGS)" \
+ CC="$(CC)" \
+ $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
+
+# The following rule can be used to generate all files instead of having one
+# for each file type. Note that the sample.o has a dependency on the
+# .h, so you need to change that if you remove the %.h rule.
+#%.o: %.tp
+# lttng-gen-tp $<
%.h: %.tp
- lttng-gen-tp -o $@ $<
+ $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
+
%.c: %.tp
- lttng-gen-tp -o $@ $<
+ $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
.PHONY: clean
clean: