xdiff: move xdiff to 'deps'

xdiff is a dependency (from git core) and more properly belongs in the
'deps' directory. Move it there, and add a stub for cmake to resolve
xdiff from the system location in the future. (At present, bundled xdiff
remains hardcoded.)

1 files changed, 0 insertions, 64 deletions

diff --git a/src/libgit2/xdiff/xdiffi.h b/src/libgit2/xdiff/xdiffi.h
deleted file mode 100644
index 8f1c7c8b0..000000000
--- a/src/libgit2/xdiff/xdiffi.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- *  LibXDiff by Davide Libenzi ( File Differential Library )
- *  Copyright (C) 2003  Davide Libenzi
- *
- *  This library is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU Lesser General Public
- *  License as published by the Free Software Foundation; either
- *  version 2.1 of the License, or (at your option) any later version.
- *
- *  This library is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- *  Lesser General Public License for more details.
- *
- *  You should have received a copy of the GNU Lesser General Public
- *  License along with this library; if not, see
- *  <http://www.gnu.org/licenses/>.
- *
- *  Davide Libenzi <davidel@xmailserver.org>
- *
- */
-
-#if !defined(XDIFFI_H)
-#define XDIFFI_H
-
-
-typedef struct s_diffdata {
-	long nrec;
-	unsigned long const *ha;
-	long *rindex;
-	char *rchg;
-} diffdata_t;
-
-typedef struct s_xdalgoenv {
-	long mxcost;
-	long snake_cnt;
-	long heur_min;
-} xdalgoenv_t;
-
-typedef struct s_xdchange {
-	struct s_xdchange *next;
-	long i1, i2;
-	long chg1, chg2;
-	int ignore;
-} xdchange_t;
-
-
-
-int xdl_recs_cmp(diffdata_t *dd1, long off1, long lim1,
-		 diffdata_t *dd2, long off2, long lim2,
-		 long *kvdf, long *kvdb, int need_min, xdalgoenv_t *xenv);
-int xdl_do_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
-		xdfenv_t *xe);
-int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags);
-int xdl_build_script(xdfenv_t *xe, xdchange_t **xscr);
-void xdl_free_script(xdchange_t *xscr);
-int xdl_emit_diff(xdfenv_t *xe, xdchange_t *xscr, xdemitcb_t *ecb,
-		  xdemitconf_t const *xecfg);
-int xdl_do_patience_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
-		xdfenv_t *env);
-int xdl_do_histogram_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
-		xdfenv_t *env);
-
-#endif /* #if !defined(XDIFFI_H) */