# HG changeset patch
# User František Kučera <franta-hg@frantovo.cz>
# Date 1745058258 -7200
# Node ID d7e35f20b1a5064a26aa65baee13d2208ad949ea
# Parent  5c6ff8cd880bd713350c5c98fc51b60cc5bc6b6e
vylepšený Makefile

diff -r 5c6ff8cd880b -r d7e35f20b1a5 Makefile
--- a/Makefile	Tue May 12 21:30:46 2020 +0200
+++ b/Makefile	Sat Apr 19 12:24:18 2025 +0200
@@ -1,20 +1,26 @@
-all: libdemo.so
+NAME = demo
+LIB  = lib$(NAME).so
+SRC  = demo.cpp
 
-libdemo.so: demo.cpp
-	g++ -g -shared -fPIC demo.cpp -o libdemo.so
+all: $(LIB)
+
+.PHONY: all clean run info
+
+$(LIB): $(SRC)
+	g++ -g -shared -fPIC $(^) -o $(@)
 
 clean:
-	rm -f libdemo.so
+	rm -f $(LIB)
 
-run: libdemo.so
+run: $(LIB)
 	echo "\
-	    SELECT 'load_extension',   load_extension('./libdemo.so'); \
+	    SELECT 'load_extension',   load_extension('./$(<)'); \
 	    SELECT 'get_pid',          get_pid(); \
 	    SELECT 'value_count',      value_count(), value_count('a'), value_count('a', 'b'), value_count(1,2,3); \
 	    SELECT 'multiply',         multiply(2, 4); \
 	" | sqlite3
 
-info: libdemo.so
-	nm libdemo.so
-	ldd libdemo.so
-	file libdemo.so
+info: $(LIB)
+	nm   $(<)
+	ldd  $(<)
+	file $(<)