Question

How to reset the line number and filename in the code (set new line number and filename) in C

Answer 1

#include <stdio.h>

int main(void) {
	printf("c programming\n"); 

	printf("Line: %d, File: %s\n", __LINE__, __FILE__);
	printf("Line: %d, File: %s\n", __LINE__, __FILE__);

#line 31 "new_filename.c"
	printf("Line: %d, File: %s\n", __LINE__, __FILE__);
	printf("Line: %d, File: %s\n", __LINE__, __FILE__);

	return 0;
}



/*
run:

c programming
Line: 6, File: main.c
Line: 7, File: main.c
Line: 31, File: new_filename.c
Line: 32, File: new_filename.c

*/

 

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