doc/examples/gen-tp/Makefile

   1 # SPDX-License-Identifier: MIT
   2 #
   3 # Copyright (C) 2011-2012  Matthew Khouzam <matthew.khouzam@ericsson.com>
   4 # Copyright (C) 2012  Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   5 # Copyright (C) 2012  Yannick Brosseau <yannick.brosseau@gmail.com>
   6 #
   7 # This makefile is not using automake so that people can see how to make
   8 # simply. It builds a program with a statically embedded tracepoint
   9 # provider probe.
  10 #
  11 # This makefile is purposefully kept simple to support GNU and BSD make.
  12
  13 LIBS = -ldl -llttng-ust         #On Linux
  14 #LIBS = -lc -llttng-ust         #On BSD
  15 AM_V_P := :
  16
  17 all: sample
  18
  19 sample: sample.o sample_tracepoint.o
  20         @if $(AM_V_P); then set -x; else echo "  CCLD     $@"; fi; \
  21                 $(CC) $(LDFLAGS) $(AM_CFLAGS) $(AM_LDFLAGS) $(CFLAGS) \
  22                 -o $@ sample.o sample_tracepoint.o $(LIBS)
  23
  24 sample.o: sample.c sample_tracepoint.h
  25         @if $(AM_V_P); then set -x; else echo "  CC       $@"; fi; \
  26                 $(CC) $(CPPFLAGS) $(AM_CFLAGS) $(AM_CPPFLAGS) $(CFLAGS) \
  27                 -c -o $@ $<
  28
  29 # Use this command to compile the .c manually
  30 #sample_tracepoint.o: sample_tracepoint.c sample_tracepoint.h
  31 #       $(CC) $(CPPFLAGS) $(AM_CFLAGS) $(AM_CPPFLAGS) $(CFLAGS) \
  32 #               -I. -c -o $@ $<
  33
  34 # This rule generate .o only and depends on rules for generating
  35 # the .h and .c
  36 %.o: %.tp %.c %.h
  37         @if $(AM_V_P); then set -x; else echo "  CC       $@"; fi; \
  38                 CPPFLAGS="$(AM_CPPFLAGS) $(CPPFLAGS)" \
  39                 CFLAGS="$(AM_CFLAGS) $(CFLAGS)" \
  40                 LDFLAGS="$(AM_LDFLAGS) $(LDFLAGS)" \
  41                 CC="$(CC)" \
  42                 $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
  43
  44 # The following rule can be used to generate all files instead of having one
  45 # for each file type. Note that the sample.o has a dependency on the
  46 # .h, so you need to change that if you remove the %.h rule.
  47 #%.o: %.tp
  48 #       lttng-gen-tp $<
  49
  50 %.h: %.tp
  51         @if $(AM_V_P); then set -x; else echo "  GEN      $@"; fi; \
  52                 $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
  53
  54 %.c: %.tp
  55         @if $(AM_V_P); then set -x; else echo "  GEN      $@"; fi; \
  56                 $(LTTNG_GEN_TP_PATH)lttng-gen-tp -o $@ $<
  57
  58 .PHONY: clean
  59 clean:
  60         rm -f *.o sample
  61         rm -f sample_tracepoint.h sample_tracepoint.c