extractjson

commit 44593668820d73cad338f948e9e46ebc7ce37e90
parent ca6dbc057f9c2370476eef735ac8506c45a0958f
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 14 Aug 2022 12:07:31 +0200

Makefile: add a more proper Makefile

Diffstat:
M
Makefile
 | 
78
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---

1 file changed, 75 insertions(+), 3 deletions(-)
diff --git a/Makefile b/Makefile
@@ -1,5 +1,77 @@
-build: clean
-	${CC} -o extractjson extractjson.c ${CFLAGS} ${LDFLAGS}
+.POSIX:
+
+NAME = extractjson
+VERSION = 0.1
+
+# paths
+PREFIX = /usr/local
+MANPREFIX = ${PREFIX}/man
+DOCPREFIX = ${PREFIX}/share/doc/${NAME}
+
+RANLIB = ranlib
+
+# use system flags.
+EXTRACTJSON_CFLAGS = ${CFLAGS}
+EXTRACTJSON_LDFLAGS = ${LDFLAGS}
+EXTRACTJSON_CPPFLAGS = -D_DEFAULT_SOURCE
+
+# uncomment for conservative locked I/O.
+#EXTRACTJSON_CPPFLAGS = -D_DEFAULT_SOURCE -DGETNEXT=getchar
+
+BIN = ${NAME}
+SRC = ${BIN:=.c}
+MAN1 = ${BIN:=.1}
+DOC = \
+	LICENSE\
+	README
+
+all: ${BIN}
+
+${BIN}: ${@:=.o}
+
+OBJ = ${SRC:.c=.o}
+
+${OBJ}: ${HDR}
+
+.o:
+	${CC} ${EXTRACTJSON_LDFLAGS} -o $@ $<
+
+.c.o:
+	${CC} ${EXTRACTJSON_CFLAGS} ${EXTRACTJSON_CPPFLAGS} -o $@ -c $<
+
+dist:
+	rm -rf "${NAME}-${VERSION}"
+	mkdir -p "${NAME}-${VERSION}"
+	cp -f ${MAN1} ${DOC} ${HDR} \
+		${SRC} Makefile "${NAME}-${VERSION}"
+	# make tarball
+	tar cf - "${NAME}-${VERSION}" | gzip -c > "${NAME}-${VERSION}.tar.gz"
+	rm -rf "${NAME}-${VERSION}"
 
 clean:
-	rm -f *.o extractjson
+	rm -f ${BIN} ${OBJ}
+
+install: all
+	# installing executable files.
+	mkdir -p "${DESTDIR}${PREFIX}/bin"
+	cp -f ${BIN} "${DESTDIR}${PREFIX}/bin"
+	for f in ${BIN}; do chmod 755 "${DESTDIR}${PREFIX}/bin/$$f"; done
+	# installing example files.
+	mkdir -p "${DESTDIR}${DOCPREFIX}"
+	cp -f ${DOC} "${DESTDIR}${DOCPREFIX}"
+	for d in ${DOC}; do chmod 644 "${DESTDIR}${DOCPREFIX}/$$d"; done
+	# installing manual pages for general commands: section 1.
+	mkdir -p "${DESTDIR}${MANPREFIX}/man1"
+	cp -f ${MAN1} "${DESTDIR}${MANPREFIX}/man1"
+	for m in ${MAN1}; do chmod 644 "${DESTDIR}${MANPREFIX}/man1/$$m"; done
+
+uninstall:
+	# removing executable files.
+	for f in ${BIN}; do rm -f "${DESTDIR}${PREFIX}/bin/$$f"; done
+	# removing example files.
+	for d in ${DOC}; do rm -f "${DESTDIR}${DOCPREFIX}/$$d"; done
+	-rmdir "${DESTDIR}${DOCPREFIX}"
+	# removing manual pages.
+	for m in ${MAN1}; do rm -f "${DESTDIR}${MANPREFIX}/man1/$$m"; done
+
+.PHONY: all clean dist install uninstall