https://stackoverflow.com/questions/1023261/is-there-a-way-to-do-currying-in-c

curry.c

#include <stdio.h>

typedef int (*two_var_func) (int, int);
typedef int (*one_var_func) (int);

int add_int (int a, int b) {
    return a+b;
}

#define partial(f, a) ({ \
	int g (int b) { \
		return (f)((a),b); \
	}\
	g; \
})

int main (void) {
    int a = 1;
    int b = 2;
    printf ("%d\n", add_int (a, b));
    printf ("%d\n", partial(add_int, a) (b));
}