glib - hello world

참고자료

• https://gist.github.com/17twenty/8422857

배울 수 있는 것

1. pkg-config로 glib 라이브러리 경로 얻기
2. make로 glib link하기

/*
 * helloglib.c
 * Using glib libraries to do a hello world
 * Compile with:
 * gcc helloglib.c `pkg-config --cflags --libs glib-2.0` -o helloglib
 */
#include <glib.h>

int main (int argc, char* argv[])
{
    GString *my_string = g_string_new("This Hello world is %d chars long\n");
    g_print(my_string->str, my_string->len);
    g_string_free(my_string, TRUE);
    return 0;
}

all:helloglib

CFLAGS=`pkg-config --cflags glib-2.0`
LIBS=`pkg-config --libs glib-2.0`

helloglib:helloglib.c
    gcc helloglib.c ${CFLAGS} ${LIBS} -o helloglib

clean:
    @rm -rf helloglib