static struct attr_stack *read_attr_from_index(const struct index_state *istate,
const char *path,
int macro_ok)
{
struct attr_stack *res;
char *buf, *sp;
int lineno = 0;
if (!istate)
return NULL;
buf = read_blob_data_from_index(istate, path, NULL);
if (!buf)
return NULL;
res = xcalloc(1, sizeof(*res));
for (sp = buf; *sp; ) {
char *ep;
int more;
ep = strchrnul(sp, '\n');
more = (*ep == '\n');
*ep = '\0';
handle_attr_line(res, sp, path, ++lineno, macro_ok);
sp = ep + more;
}
free(buf);
return res;
}
static struct attr_stack *read_attr_from_array(const char **list)
{
struct attr_stack *res;
const char *line;
int lineno = 0;
res = xcalloc(1, sizeof(*res));
while ((line = *(list++)) != NULL)
handle_attr_line(res, line, "[builtin]", ++lineno, 1);
return res;
}
static struct attr_stack *read_attr_from_file(const char *path, int macro_ok)
{
FILE *fp = fopen_or_warn(path, "r");
struct attr_stack *res;
char buf[2048];
int lineno = 0;
if (!fp)
return NULL;
res = xcalloc(1, sizeof(*res));
while (fgets(buf, sizeof(buf), fp)) {
char *bufp = buf;
if (!lineno)
skip_utf8_bom(&bufp, strlen(bufp));
handle_attr_line(res, bufp, path, ++lineno, macro_ok);
}
fclose(fp);
return res;
}
