128 lines
2.9 KiB
Makefile
128 lines
2.9 KiB
Makefile
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# -------------------------------------------------------------------
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# ASL Capture Makefile
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#
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# Supports:
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# - PIPE-only build (default)
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# - PTY-enabled build (ENABLE_PTY=1)
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#
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# Targets:
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# make
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# make ENABLE_PTY=1
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# make install DESTDIR=...
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# make clean
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# -------------------------------------------------------------------
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# Toolchain
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CC ?= cc
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AR ?= ar
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RANLIB ?= ranlib
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INSTALL ?= install
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# Paths
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PREFIX ?= /usr
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BINDIR ?= $(PREFIX)/bin
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LIBDIR ?= $(PREFIX)/lib
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INCLUDEDIR ?= $(PREFIX)/include/asl
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# Versioning (library ABI)
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LIBNAME = asl-capture
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LIB_MAJOR = 0
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LIB_MINOR = 1
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LIB_PATCH = 0
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SONAME = lib$(LIBNAME).so.$(LIB_MAJOR)
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REALNAME = lib$(LIBNAME).so.$(LIB_MAJOR).$(LIB_MINOR).$(LIB_PATCH)
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# Flags
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CFLAGS ?= -O2
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CFLAGS += -Wall -Wextra -fPIC
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CPPFLAGS += -I.
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LDFLAGS ?=
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LIBS ?=
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# Optional PTY support
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ifeq ($(ENABLE_PTY),1)
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CPPFLAGS += -DASL_ENABLE_PTY
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LIBS += -lutil
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endif
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# Sources
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LIB_SRC = asl_capture.c
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LIB_OBJ = $(LIB_SRC:.c=.o)
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TOOL_SRC = asl_capture_tool.c
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TOOL_OBJ = $(TOOL_SRC:.c=.o)
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# Outputs
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STATIC_LIB = lib$(LIBNAME).a
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SHARED_LIB = $(REALNAME)
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SONAME_LIB = $(SONAME)
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TOOL = asl-capture
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# -------------------------------------------------------------------
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# Default target
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# -------------------------------------------------------------------
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all: $(STATIC_LIB) $(SHARED_LIB) $(TOOL)
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# -------------------------------------------------------------------
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# Library builds
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# -------------------------------------------------------------------
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%.o: %.c
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$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
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$(STATIC_LIB): $(LIB_OBJ)
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$(AR) rcs $@ $^
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$(RANLIB) $@
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$(SHARED_LIB): $(LIB_OBJ)
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$(CC) -shared \
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-Wl,-soname,$(SONAME_LIB) \
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-o $@ $^ $(LIBS)
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# Symlink for soname
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$(SONAME_LIB): $(SHARED_LIB)
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ln -sf $(REALNAME) $(SONAME_LIB)
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# -------------------------------------------------------------------
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# Tool build
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# -------------------------------------------------------------------
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$(TOOL): $(TOOL_OBJ) $(SHARED_LIB)
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$(CC) -o $@ $(TOOL_OBJ) \
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-L. -l$(LIBNAME) $(LIBS)
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# -------------------------------------------------------------------
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# Install
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# -------------------------------------------------------------------
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install: all
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# Library
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$(INSTALL) -d $(DESTDIR)$(LIBDIR)
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$(INSTALL) -m 0755 $(SHARED_LIB) $(DESTDIR)$(LIBDIR)/
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ln -sf $(REALNAME) $(DESTDIR)$(LIBDIR)/$(SONAME_LIB)
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ln -sf $(SONAME_LIB) $(DESTDIR)$(LIBDIR)/lib$(LIBNAME).so
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# Static lib
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$(INSTALL) -m 0644 $(STATIC_LIB) $(DESTDIR)$(LIBDIR)/
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# Headers
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$(INSTALL) -d $(DESTDIR)$(INCLUDEDIR)
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$(INSTALL) -m 0644 asl_capture.h $(DESTDIR)$(INCLUDEDIR)/
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# Tool
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$(INSTALL) -d $(DESTDIR)$(BINDIR)
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$(INSTALL) -m 0755 $(TOOL) $(DESTDIR)$(BINDIR)/
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# -------------------------------------------------------------------
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# Clean
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# -------------------------------------------------------------------
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clean:
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rm -f *.o *.a *.so* $(TOOL)
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.PHONY: all install clean
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