From 9defe58674d8d1202b7b8e1c34b221e0e2edccd4 Mon Sep 17 00:00:00 2001
From: Arnout Engelen <arnouten@bzzt.net>
Date: Tue, 12 Jul 2016 08:15:24 +0200
Subject: [PATCH] Determine version based on git tag or pwd (fixes #92)

---
 Makefile            | 8 +++-----
 determineVersion.sh | 3 +++
 src/MakeApp.mk      | 8 +++-----
 src/MakeLib.mk      | 7 +++----
 src/nethogs.cpp     | 2 +-
 5 files changed, 13 insertions(+), 15 deletions(-)
 create mode 100755 determineVersion.sh

diff --git a/Makefile b/Makefile
index 9527fe4..034ddac 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,4 @@
-export VERSION      := 0
-export SUBVERSION   := 8
-export MINORVERSION := 3-SNAPSHOT
+export VERSION      := $(shell ./determineVersion.sh)
 
 #export PREFIX := /usr
 export PREFIX ?= /usr/local
@@ -9,9 +7,9 @@ all: nethogs decpcap_test test
 	$(MAKE) -C src -f MakeApp.mk $@
 	$(MAKE) -C src -f MakeLib.mk $@
 
-.PHONY:
+.PHONY: tgz
 tgz: clean
-	cd .. ; tar czvf nethogs-$(VERSION).$(SUBVERSION).$(MINORVERSION).tar.gz --exclude-vcs nethogs/*
+	git archive --prefix="nethogs-$(VERSION)/" -o "../nethogs-$(VERSION).tar.gz" HEAD
 
 check:
 	$(MAKE) -C src -f MakeApp.mk $@
diff --git a/determineVersion.sh b/determineVersion.sh
new file mode 100755
index 0000000..28fe7ef
--- /dev/null
+++ b/determineVersion.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+(git describe 2>/dev/null || pwd | sed -e "s/.*\\///" | sed -e "s/[^-]*//") | tail -c +2
diff --git a/src/MakeApp.mk b/src/MakeApp.mk
index abcb365..73bd8c1 100644
--- a/src/MakeApp.mk
+++ b/src/MakeApp.mk
@@ -11,8 +11,6 @@ OBJS=packet.o connection.o process.o decpcap.o cui.o inode2prog.o conninode.o de
 
 NCURSES_LIBS?=-lncurses
 
-.PHONY: tgz
-
 .PHONY: check uninstall
 check:
 	@echo "Not implemented"
@@ -29,9 +27,9 @@ uninstall:
 	rm $(DESTDIR)$(sbin)/nethogs || true
 
 nethogs: main.cpp nethogs.cpp $(OBJS)
-	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) main.cpp $(OBJS) -o nethogs -lpcap -lm ${NCURSES_LIBS} -DVERSION=\"$(VERSION)\" -DSUBVERSION=\"$(SUBVERSION)\" -DMINORVERSION=\"$(MINORVERSION)\"
+	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) main.cpp $(OBJS) -o nethogs -lpcap -lm ${NCURSES_LIBS} -DVERSION=\"$(VERSION)\"
 nethogs_testsum: nethogs_testsum.cpp $(OBJS)
-	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) nethogs_testsum.cpp $(OBJS) -o nethogs_testsum -lpcap -lm ${NCURSES_LIBS} -DVERSION=\"$(VERSION)\" -DSUBVERSION=\"$(SUBVERSION)\" -DMINORVERSION=\"$(MINORVERSION)\"
+	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) nethogs_testsum.cpp $(OBJS) -o nethogs_testsum -lpcap -lm ${NCURSES_LIBS} -DVERSION=\"$(VERSION)\"
 
 decpcap_test: decpcap_test.cpp decpcap.o
 	$(CXX) $(CPPFLAGS) $(CXXFLAGS) $(LDFLAGS) decpcap_test.cpp decpcap.o -o decpcap_test -lpcap -lm
@@ -53,7 +51,7 @@ conninode.o: conninode.cpp nethogs.h conninode.h
 #devices.o: devices.cpp devices.h
 #	$(CXX) $(CXXFLAGS) -c devices.cpp
 cui.o: cui.cpp cui.h nethogs.h
-	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c cui.cpp -DVERSION=\"$(VERSION)\" -DSUBVERSION=\"$(SUBVERSION)\" -DMINORVERSION=\"$(MINORVERSION)\"
+	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c cui.cpp -DVERSION=\"$(VERSION)\"
 
 TESTS=conninode_test
 
diff --git a/src/MakeLib.mk b/src/MakeLib.mk
index b004701..7a77efd 100644
--- a/src/MakeLib.mk
+++ b/src/MakeLib.mk
@@ -1,5 +1,6 @@
 LIBRARY=libnethogs.so
-LIBNAME=$(LIBRARY).$(LIBVERSION).$(LIBSUBVERSION).$(LIBMINORVERSION)
+LIBVERSION=$(VERSION)
+LIBNAME=$(LIBRARY).$(LIBVERSION)
 SO_NAME=$(LIBRARY).$(LIBVERSION)
 
 libdir := $(PREFIX)/lib
@@ -38,8 +39,6 @@ OBJS=$(addprefix $(ODIR)/,$(OBJ_NAMES))
 
 #$(info $(OBJS))
 
-.PHONY: tgz
-
 .PHONY: uninstall
 
 install: $(LIBNAME)
@@ -102,7 +101,7 @@ $(ODIR)/devices.o: devices.cpp devices.h
 
 $(ODIR)/libnethogs.o: libnethogs.cpp libnethogs.h
 	@mkdir -p $(ODIR)
-	$(CXX) $(CXXFLAGS) -o $@ -c libnethogs.cpp -DVERSION=\"$(LIBVERSION)\" -DSUBVERSION=\"$(LIBSUBVERSION)\" -DMINORVERSION=\"$(LIBMINORVERSION)\"
+	$(CXX) $(CXXFLAGS) -o $@ -c libnethogs.cpp -DVERSION=\"$(LIBVERSION)\"
 
 .PHONY: clean
 clean:
diff --git a/src/nethogs.cpp b/src/nethogs.cpp
index 0cb3ed9..180a1a3 100644
--- a/src/nethogs.cpp
+++ b/src/nethogs.cpp
@@ -61,7 +61,7 @@ bool bughuntmode = false;
 bool sortRecv = true;
 // viewMode: kb/s or total
 int viewMode = VIEWMODE_KBPS;
-const char version[] = " version " VERSION "." SUBVERSION "." MINORVERSION;
+const char version[] = " version " VERSION;
 
 timeval curtime;