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#define _POSIX_C_SOURCE 200809L
#include <stdlib.h>
#include <string.h>
#include <stdint.h> /* defines SIZE_MAX */
#include "error.h"
#include "data_input.h"
int ZoO_data_input_open
(
struct ZoO_data_input di [const static 1],
const char filename [const restrict static 1]
)
{
/* prevents di [restrict] */
ZoO_strings_initialize(&(di->string));
di->file = fopen(filename, "r");
if (di->file == (FILE *) NULL)
{
ZoO_ERROR
(
"Could not open file '%s' in readonly mode.",
filename
);
return -1;
}
return 0;
}
int ZoO_data_input_read_line
(
struct ZoO_data_input di [const static 1],
ZoO_index const punctuations_count,
const ZoO_char punctuations [const restrict static punctuations_count]
)
{
size_t line_size, i, w_start;
ZoO_char * line;
/* prevents di [restrict] */
ZoO_strings_finalize(&(di->string));
line = (ZoO_char *) NULL;
line_size = 0;
/* XXX: assumed compatible with ZoO_char */
if (getline(&line, &line_size, di->file) < 1)
{
free((void *) line);
return -1;
}
line_size = strlen(line);
line[line_size - 1] = '\0';
--line_size; /* removed '\n' */
if
(
ZoO_strings_parse
(
&(di->string),
line_size,
line,
punctuations_count,
punctuations
) < 0
)
{
free((void *) line);
return -1;
}
free((void *) line);
return 0;
}
void ZoO_data_input_close (struct ZoO_data_input di [const static 1])
{
if (di->file != (FILE *) NULL)
{
fclose(di->file);
di->file = (FILE *) NULL;
}
/* prevents di [restrict] */
ZoO_strings_finalize(&(di->string));
}
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