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| author | Stefan Beller <sbeller@google.com> | 2017-10-25 11:49:11 -0700 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2017-10-26 11:23:22 +0900 |
| commit | 5ec8274b8424f76bf998059e66facff1b241337e (patch) | |
| tree | b0513c5076bc149f7ee22db1ff75d9f028c37ffa /xdiff-interface.h | |
| parent | b66b5072921fb706f1e9352f471098c988b0ca39 (diff) | |
| download | git-5ec8274b8424f76bf998059e66facff1b241337e.tar.gz git-5ec8274b8424f76bf998059e66facff1b241337e.tar.xz | |
xdiff-interface: export comparing and hashing strings
This will turn out to be useful in a later patch.
xdl_recmatch is exported in xdiff/xutils.h, to be used by various
xdiff/*.c files, but not outside of xdiff/. This one makes it available
to the outside, too.
While at it, add documentation.
Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'xdiff-interface.h')
| -rw-r--r-- | xdiff-interface.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/xdiff-interface.h b/xdiff-interface.h index 6f6ba9095..135fc05d7 100644 --- a/xdiff-interface.h +++ b/xdiff-interface.h @@ -29,4 +29,20 @@ extern void xdiff_clear_find_func(xdemitconf_t *xecfg); extern int git_xmerge_config(const char *var, const char *value, void *cb); extern int git_xmerge_style; +/* + * Compare the strings l1 with l2 which are of size s1 and s2 respectively. + * Returns 1 if the strings are deemed equal, 0 otherwise. + * The `flags` given as XDF_WHITESPACE_FLAGS determine how white spaces + * are treated for the comparision. + */ +extern int xdiff_compare_lines(const char *l1, long s1, + const char *l2, long s2, long flags); + +/* + * Returns a hash of the string s of length len. + * The `flags` given as XDF_WHITESPACE_FLAGS determine how white spaces + * are treated for the hash. + */ +extern unsigned long xdiff_hash_string(const char *s, size_t len, long flags); + #endif |