labwc/src/common/grab-file.c

/*
 * Read file into memory
 *
 * Copyright Johan Malm 2020
 */

#define _POSIX_C_SOURCE 200809L
#include "common/grab-file.h"
#include "common/buf.h"

#include <stdio.h>

char *
grab_file(const char *filename)
{
	char *line = NULL;
	size_t len = 0;
	FILE *stream = fopen(filename, "r");
	if (!stream) {
		return NULL;
	}
	struct buf buffer;
	buf_init(&buffer);
	while ((getline(&line, &len, stream) != -1)) {
		char *p = strrchr(line, '\n');
		if (p) {
			*p = '\0';
		}
		buf_add(&buffer, line);
	}
	free(line);
	fclose(stream);
	return (buffer.buf);
}