diff options
Diffstat (limited to 'xdiff-interface.h')
| -rw-r--r-- | xdiff-interface.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/xdiff-interface.h b/xdiff-interface.h index 49d1116fc3..fbb5a1c394 100644 --- a/xdiff-interface.h +++ b/xdiff-interface.h @@ -3,16 +3,19 @@ #include "xdiff/xdiff.h" +/* + * xdiff isn't equipped to handle content over a gigabyte; + * we make the cutoff 1GB - 1MB to give some breathing + * room for constant-sized additions (e.g., merge markers) + */ +#define MAX_XDIFF_SIZE (1024UL * 1024 * 1023) + typedef void (*xdiff_emit_consume_fn)(void *, char *, unsigned long); -typedef void (*xdiff_emit_hunk_consume_fn)(void *, long, long, long); int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb); int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, xdiff_emit_consume_fn fn, void *consume_callback_data, xpparam_t const *xpp, xdemitconf_t const *xecfg); -int xdi_diff_hunks(mmfile_t *mf1, mmfile_t *mf2, - xdiff_emit_hunk_consume_fn fn, void *consume_callback_data, - xpparam_t const *xpp, xdemitconf_t *xecfg); int parse_hunk_header(char *line, int len, int *ob, int *on, int *nb, int *nn); |