Copy of old lessons from afs webpage

2026-02-06 10:10:27 +01:00
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+# Example EPICS Makefile
+
+# If you don't modify this file it will create
+# a program with the name of the current directory
+# from all C and C++ source files found and link
+# it to the EPICS client libraries.
+
+# Where is EPICS base?
+EPICS = /usr/local/epics/base
+
+# Where to install the program)?
+BINDIR = .
+#BINDIR = bin/$(EPICS_HOST_ARCH)
+
+# What is the name of the program?
+# Add one line for each program if the program name
+# is not equal to the directory name
+PROGRAM += testPV
+#PROGRAM += pvexample
+
+# List all sources of the program if not simply
+# all *.c *.cc *.C *.cxx *.cpp files in this
+# directory should be used.
+# Add one line for each source file.
+# If you build more than one PROGRAM, list
+# the sources separately for each program like
+# SRCS_<program> += <filename>
+SRCS_testPV += epicsPV.c testPV.c
+SRCS_pvexample += epicsPV.cc pvexample.cc
+
+# list all include directories
+INCDIRS += $(EPICS)/include/os/Linux
+INCDIRS += $(EPICS)/include
+
+# list all library directories
+LIBDIRS += $(EPICS)/lib/$(EPICS_HOST_ARCH)
+
+# list all libraries (ca and Com are EPICS)
+LIBS += ca Com
+
+#optimize:
+CFLAGS += -O3
+#debug:
+CFLAGS += -g
+
+# don't touch the code below this line unless you know what you're doing.
+CPPFLAGS += $(INCDIRS:%=-I %)
+
+CFLAGS += -MMD
+CFLAGS += -Wall 
+CFLAGS += $(USR_CFLAGS)
+
+LDFLAGS += $(LIBDIRS:%=-L %)
+LDFLAGS += $(LIBDIRS:%=-Wl,-rpath,%)
+LDFLAGS += $(LIBS:%=-l %)
+
+ifeq ($(words $(PROGRAM)),0)
+PROGRAM = $(notdir $(PWD))
+endif
+
+SRCS += $(SRCS_$(PROGRAM))
+ifeq ($(words $(SRCS)),0)
+SRCS += $(wildcard *.c)
+SRCS += $(wildcard *.cc)
+SRCS += $(wildcard *.C)
+SRCS += $(wildcard *.cxx)
+SRCS += $(wildcard *.cpp)
+endif
+
+OBJS = $(addprefix O.$(EPICS_HOST_ARCH)/,$(addsuffix .o,$(basename $(SRCS))))
+
+ifndef EPICS_HOST_ARCH
+$(error EPICS_HOST_ARCH variable is missing on your system!)
+endif
+
+.PHONY:
+.PHONY: build clean realclean
+build:
+
+clean:
+	rm -rf O.*
+
+realclean: clean
+	rm -f $(foreach prog,$(PROGRAM),$(BINDIR)/$(prog))
+
+O.%:
+	mkdir $@
+
+$(BINDIR):
+	mkdir -p $@
+
+ifeq ($(words $(PROGRAM)),1)
+
+build: $(BINDIR)/$(PROGRAM)
+
+ifneq ($(BINDIR),.)
+$(PROGRAM): $(BINDIR)/$(PROGRAM)
+endif
+
+$(BINDIR)/$(PROGRAM): $(BINDIR) O.$(EPICS_HOST_ARCH) O.$(EPICS_HOST_ARCH)/$(PROGRAM)
+	rm -f $@
+	cp O.$(EPICS_HOST_ARCH)/$(@F) $@
+
+O.$(EPICS_HOST_ARCH)/$(PROGRAM): $(OBJS)
+	$(CXX) -o $@ $(LDFLAGS) $^
+
+else
+
+build:
+	for prog in $(PROGRAM); do make PROGRAM=$$prog; done
+
+$(PROGRAM):
+	make PROGRAM=$@
+
+endif
+
+O.$(EPICS_HOST_ARCH)/%.o: %.c
+	$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
+
+O.$(EPICS_HOST_ARCH)/%.o: %.cc
+	$(CXX) -c $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS) $< -o $@
+
+O.$(EPICS_HOST_ARCH)/%.o: %.C
+	$(CXX) -c $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS) $< -o $@
+
+O.$(EPICS_HOST_ARCH)/%.o: %.cxx
+	$(CXX) -c $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS) $< -o $@
+
+O.$(EPICS_HOST_ARCH)/%.o: %.cpp
+	$(CXX) -c $(CPPFLAGS) $(CFLAGS) $(CXXFLAGS) $< -o $@
+
+-include O.$(EPICS_HOST_ARCH)/*.d