library build usign cmake

librarybuilding/cmake/CMakeLists.txt

@@ -0,0 +1,5 @@
+project(demo_abc)
+cmake_minimum_required(VERSION 2.6)
+
+add_subdirectory(src)
+add_subdirectory(demo)

librarybuilding/cmake/demo/CMakeLists.txt

@@ -0,0 +1,9 @@
+project(demo_abc)
+cmake_minimum_required(VERSION 2.6)
+
+include_directories(../include)
+#link_directories(../lib)
+link_directories(../src)
+
+add_executable(demo_libabc demo_libabc.c)
+target_link_libraries(demo_libabc abc)

librarybuilding/cmake/demo/demo_libabc.c

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+#include "libabc.h"
+
+int main(){
+	a_fun();
+	b_fun();
+	c_fun();
+}

librarybuilding/cmake/include/libabc.h

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+void a_fun();
+void b_fun();
+void c_fun();

librarybuilding/cmake/src/CMakeLists.txt

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+project(demo_abc)
+cmake_minimum_required(VERSION 2.6)
+
+
+#this part of the project generates the library
+add_library(abc a b c)
+
+# DOES NOT WORK DONT KNOW WHY
+#set(LIB_DIR ../lib/)
+#set_target_properties(abc PROPERTIES LIBRARY_OUTPUT_DIRECTORY "${LIB_DIR}")
+

librarybuilding/cmake/src/a.c

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+#include <stdio.h>
+void a_fun(){
+  printf("inside a_fun()\n");
+}

librarybuilding/cmake/src/b.c

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+#include <stdio.h>
+void b_fun(){
+  printf("inside b_fun()\n");
+}

librarybuilding/cmake/src/c.c

@@ -0,0 +1,4 @@
+#include <stdio.h>
+void c_fun(){
+  printf("inside c_fun()\n");
+}