/* * 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, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Davide Libenzi <davidel@xmailserver.org> * */ #if !defined(XDIFF_H) #define XDIFF_H #ifdef __cplusplus extern "C" { #endif /* #ifdef __cplusplus */ #define XDF_NEED_MINIMAL (1 << 1) #define XDF_IGNORE_WHITESPACE (1 << 2) #define XDF_IGNORE_WHITESPACE_CHANGE (1 << 3) #define XDF_IGNORE_WHITESPACE_AT_EOL (1 << 4) #define XDF_WHITESPACE_FLAGS (XDF_IGNORE_WHITESPACE | XDF_IGNORE_WHITESPACE_CHANGE | XDF_IGNORE_WHITESPACE_AT_EOL) #define XDF_PATIENCE_DIFF (1 << 5) #define XDF_HISTOGRAM_DIFF (1 << 6) #define XDF_DIFF_ALGORITHM_MASK (XDF_PATIENCE_DIFF | XDF_HISTOGRAM_DIFF) #define XDF_DIFF_ALG(x) ((x) & XDF_DIFF_ALGORITHM_MASK) #define XDF_IGNORE_BLANK_LINES (1 << 7) #define XDF_INDENT_HEURISTIC (1 << 8) #define XDL_EMIT_FUNCNAMES (1 << 0) #define XDL_EMIT_FUNCCONTEXT (1 << 2) #define XDL_MMB_READONLY (1 << 0) #define XDL_MMF_ATOMIC (1 << 0) #define XDL_BDOP_INS 1 #define XDL_BDOP_CPY 2 #define XDL_BDOP_INSB 3 /* merge simplification levels */ #define XDL_MERGE_MINIMAL 0 #define XDL_MERGE_EAGER 1 #define XDL_MERGE_ZEALOUS 2 #define XDL_MERGE_ZEALOUS_ALNUM 3 /* merge favor modes */ #define XDL_MERGE_FAVOR_OURS 1 #define XDL_MERGE_FAVOR_THEIRS 2 #define XDL_MERGE_FAVOR_UNION 3 /* merge output styles */ #define XDL_MERGE_DIFF3 1 typedef struct s_mmfile { char *ptr; long size; } mmfile_t; typedef struct s_mmbuffer { char *ptr; long size; } mmbuffer_t; typedef struct s_xpparam { unsigned long flags; } xpparam_t; typedef struct s_xdemitcb { void *priv; int (*outf)(void *, mmbuffer_t *, int); } xdemitcb_t; typedef long (*find_func_t)(const char *line, long line_len, char *buffer, long buffer_size, void *priv); typedef int (*xdl_emit_hunk_consume_func_t)(long start_a, long count_a, long start_b, long count_b, void *cb_data); typedef struct s_xdemitconf { long ctxlen; long interhunkctxlen; unsigned long flags; find_func_t find_func; void *find_func_priv; xdl_emit_hunk_consume_func_t hunk_func; } xdemitconf_t; typedef struct s_bdiffparam { long bsize; } bdiffparam_t; #define xdl_malloc(x) malloc(x) #define xdl_free(ptr) free(ptr) #define xdl_realloc(ptr,x) realloc(ptr,x) void *xdl_mmfile_first(mmfile_t *mmf, long *size); long xdl_mmfile_size(mmfile_t *mmf); int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t const *xecfg, xdemitcb_t *ecb); typedef struct s_xmparam { xpparam_t xpp; int marker_size; int level; int favor; int style; const char *ancestor; /* label for orig */ const char *file1; /* label for mf1 */ const char *file2; /* label for mf2 */ } xmparam_t; #define DEFAULT_CONFLICT_MARKER_SIZE 7 int xdl_merge(mmfile_t *orig, mmfile_t *mf1, mmfile_t *mf2, xmparam_t const *xmp, mmbuffer_t *result); #ifdef __cplusplus } #endif /* #ifdef __cplusplus */ #endif /* #if !defined(XDIFF_H) */