config: don't write section header if we're in it

If we hit the EOF while trying to write a new value, it may be that
we're already in the section that we were looking for.  If so, do not
write a (duplicate) section header, just write the value.
This commit is contained in:
Edward Thomson 2016-03-28 11:13:51 -04:00
parent 3e95bd36d9
commit e25e1ca1b2

View File

@ -1500,7 +1500,7 @@ static int config_parse(
int (*on_section)(struct reader **reader, const char *current_section, const char *line, size_t line_len, void *data),
int (*on_variable)(struct reader **reader, const char *current_section, char *var_name, char *var_value, const char *line, size_t line_len, void *data),
int (*on_comment)(struct reader **reader, const char *line, size_t line_len, void *data),
int (*on_eof)(struct reader **reader, void *data),
int (*on_eof)(struct reader **reader, const char *current_section, void *data),
void *data)
{
char *current_section = NULL, *var_name, *var_value, *line_start;
@ -1551,7 +1551,7 @@ static int config_parse(
}
if (on_eof)
result = on_eof(&reader, data);
result = on_eof(&reader, current_section, data);
git__free(current_section);
return result;
@ -1867,7 +1867,8 @@ static int write_on_comment(struct reader **reader, const char *line, size_t lin
return write_line_to(&write_data->buffered_comment, line, line_len);
}
static int write_on_eof(struct reader **reader, void *data)
static int write_on_eof(
struct reader **reader, const char *current_section, void *data)
{
struct write_data *write_data = (struct write_data *)data;
int result = 0;
@ -1886,7 +1887,11 @@ static int write_on_eof(struct reader **reader, void *data)
* value.
*/
if ((!write_data->preg || !write_data->preg_replaced) && write_data->value) {
if ((result = write_section(write_data->buf, write_data->section)) == 0)
/* write the section header unless we're already in it */
if (!current_section || strcmp(current_section, write_data->section))
result = write_section(write_data->buf, write_data->section);
if (!result)
result = write_value(write_data);
}