Add makefile for minimal installation.

NEWS

@@ -1,3 +1,7 @@
-Fri Nov 1, 2019: Released quickxor 0.01
+...: Version 0.02
+
+* Makefile for simple compilation
+
+2019-11-01: Version 0.01
 
 * First release

README.md

@@ -30,16 +30,23 @@ It was published by Microsoft in 2016 in form of a C\# script. The explanation d
 
 # INSTALLATION
 
-    wget https://github.com/Tekki/quickxor-c/archive/v0.01.tar.gz -O quickxor-0.01.tar.gz
-    tar xvzf quickxor-0.01.tar.gz
-    cd quickxor-c-0.01
+Requires `openssl`. For full installation additionally `automake` and `libtool`.
+
+    wget https://github.com/Tekki/quickxor-c/archive/v0.02.tar.gz -O quickxor-0.02.tar.gz
+    tar xvzf quickxor-0.02.tar.gz
+    cd quickxor-c-0.02
     autoreconf --install
     ./configure
     make
     make check  # optional
     sudo make install
     sudo ldconfig
 
+If you just need a running binary you can compile it with
+
+    cd src
+    make -f Makefile.simple
+
 # BINARY
 
 ## quickxorhash

README.md.in

@@ -30,6 +30,8 @@ It was published by Microsoft in 2016 in form of a C\# script. The explanation d
 
 # INSTALLATION
 
+Requires `openssl`. For full installation additionally `automake` and `libtool`.
+
     wget https://github.com/Tekki/quickxor-c/archive/v@PACKAGE_VERSION@.tar.gz -O @PACKAGE_TARNAME@-@PACKAGE_VERSION@.tar.gz
     tar xvzf @PACKAGE_TARNAME@-@PACKAGE_VERSION@.tar.gz
     cd quickxor-c-@PACKAGE_VERSION@
@@ -40,6 +42,11 @@ It was published by Microsoft in 2016 in form of a C\# script. The explanation d
     sudo make install
     sudo ldconfig
 
+If you just need a running binary you can compile it with
+
+    cd src
+    make -f Makefile.simple
+
 # BINARY
 
 ## quickxorhash

configure.ac

@@ -2,7 +2,7 @@
 
 # prelude
 AC_PREREQ([2.69])
-AC_INIT([QuickXor],[0.01],[tekki@tekki.ch])
+AC_INIT([QuickXor],[0.02],[tekki@tekki.ch])
 AM_PROG_AR
 
 # unique source file --- primitive safety check 

src/Makefile.simple

@@ -0,0 +1,15 @@
+CC = gcc
+CFLAGS = -lm -lssl -lcrypto -g -Wall
+
+quickxorhash: quickxor_bin.o quickxor.o
+	$(CC) $(CFLAGS) $^ -o $@
+
+quickxor_bin.o: quickxor_bin.c
+	$(CC) -c $^ -o $@
+
+quickxor.o: quickxor.c
+	$(CC) -c $^ -o $@
+
+clean:
+	rm -f *.o
+	rm -f quickxorhash