/*
* Loads filename into memory, we use append_line() for that.
*/
static int load_file_in_memory(config_t *cfg)
{
int ret;
FILE *fd;
size_t len;
prelude_string_t *out;
char line[1024], *ptr, *tmp;
ret = prelude_string_new(&out);
if ( ret < 0 )
return ret;
fd = fopen(cfg->filename, "r");
if ( ! fd ) {
prelude_string_destroy(out);
return prelude_error_verbose(prelude_error_code_from_errno(errno), "could not open '%s' for reading: %s",
cfg->filename, strerror(errno));
}
do {
len = 0;
ptr = fgets(line, sizeof(line), fd);
if ( ptr ) {
len = strlen(line);
if ( line[len - 1] == '\n' )
line[len - 1] = 0;
ret = prelude_string_cat(out, line);
if ( ret < 0 )
goto err;
if ( line[len - 1] != 0 )
continue;
}
ret = prelude_string_get_string_released(out, &tmp);
if ( ret < 0 )
goto err;
if ( ! tmp )
tmp = strdup("");
ret = op_append_line(cfg, tmp);
if ( ret < 0 ) {
free(tmp);
goto err;
}
prelude_string_clear(out);
} while ( ptr );
err:
prelude_string_destroy(out);
fclose(fd);
return 0;
}
/**
* prelude_read_multiline2:
* @fd: File descriptor to read input from.
* @line: Pointer to a line counter.
* @out: Pointer to a #prelude_string_t object where the line should be stored.
*
* This function handles line reading separated by the '\' character.
*
* Returns: 0 on success, a negative value if an error occured.
*/
int prelude_read_multiline2(FILE *fd, unsigned int *line, prelude_string_t *out)
{
int ret, r;
char buf[8192];
prelude_string_clear(out);
do {
ret = prelude_read_multiline(fd, line, buf, sizeof(buf));
if ( ret < 0 && (r = prelude_error_get_code(ret)) != PRELUDE_ERROR_EINVAL ) {
if ( r == PRELUDE_ERROR_EOF && ! prelude_string_is_empty(out) )
ret = 0;
break;
}
r = prelude_string_cat(out, buf);
if ( r < 0 )
return r;
} while ( ret < 0 );
return ret;
}
