src/input.c


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#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "input.h"

int prompt_yes_no(void)
{
	puts(" [Y/n]");
	fflush(stdout);
	size_t line_size = 3;
	char *line = malloc(line_size);
	int attempts = 0;
	do {
		getline(&line, &line_size, stdin);
		char input = line[0];
		if (input == '\n'/*no input*/ || input == 'y' || input == 'Y')
			return 1;
		else if (input == 'n' || input == 'N')
			return 0;
		attempts++;
	}
	while(attempts < 3);
	return 0;
}

void remove_ending_newline(char *str)
{
	int idx = strlen(str) - 1;
	assert(str[idx] == '\n');
	str[idx] = '\0';
}