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/*
* blogc: A blog compiler.
* Copyright (C) 2015 Rafael G. Martins <rafael@rafaelmartins.eng.br>
*
* This program can be distributed under the terms of the BSD License.
* See the file COPYING.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /* HAVE_CONFIG_H */
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "utils/utils.h"
#include "file.h"
#include "error.h"
// this would belong to loader.c, but we need it in a separated file to be
// able to mock it when unit testing the loader functions.
char*
blogc_file_get_contents(const char *path, size_t *len, blogc_error_t **err)
{
if (path == NULL || err == NULL || *err != NULL)
return NULL;
*len = 0;
FILE *fp = fopen(path, "r");
if (fp == NULL) {
int tmp_errno = errno;
*err = blogc_error_new_printf(BLOGC_ERROR_LOADER,
"Failed to open file (%s): %s", path, strerror(tmp_errno));
return NULL;
}
b_string_t *str = b_string_new();
char buffer[BLOGC_FILE_CHUNK_SIZE];
while (!feof(fp)) {
size_t read_len = fread(buffer, sizeof(char), BLOGC_FILE_CHUNK_SIZE, fp);
*len += read_len;
b_string_append_len(str, buffer, read_len);
}
fclose(fp);
return b_string_free(str, false);
}
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