diff options
| -rw-r--r-- | Documentation/git-merge-file.txt | 12 | ||||
| -rw-r--r-- | builtin-merge-file.c | 15 | ||||
| -rw-r--r-- | xdiff/xdiff.h | 8 | ||||
| -rw-r--r-- | xdiff/xmerge.c | 9 |
4 files changed, 34 insertions, 10 deletions
diff --git a/Documentation/git-merge-file.txt b/Documentation/git-merge-file.txt index 303537357..b9d22764a 100644 --- a/Documentation/git-merge-file.txt +++ b/Documentation/git-merge-file.txt @@ -10,7 +10,8 @@ SYNOPSIS -------- [verse] 'git merge-file' [-L <current-name> [-L <base-name> [-L <other-name>]]] - [-p|--stdout] [-q|--quiet] <current-file> <base-file> <other-file> + [--ours|--theirs] [-p|--stdout] [-q|--quiet] + <current-file> <base-file> <other-file> DESCRIPTION @@ -34,7 +35,9 @@ normally outputs a warning and brackets the conflict with lines containing >>>>>>> B If there are conflicts, the user should edit the result and delete one of -the alternatives. +the alternatives. When `--ours` or `--theirs` option is in effect, however, +these conflicts are resolved favouring lines from `<current-file>` or +lines from `<other-file>` respectively. The exit value of this program is negative on error, and the number of conflicts otherwise. If the merge was clean, the exit value is 0. @@ -62,6 +65,11 @@ OPTIONS -q:: Quiet; do not warn about conflicts. +--ours:: +--theirs:: + Instead of leaving conflicts in the file, resolve conflicts + favouring our (or their) side of the lines. + EXAMPLES -------- diff --git a/builtin-merge-file.c b/builtin-merge-file.c index afd2ea7a7..1efc4e09b 100644 --- a/builtin-merge-file.c +++ b/builtin-merge-file.c @@ -27,13 +27,18 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) mmbuffer_t result = {NULL, 0}; xpparam_t xpp = {XDF_NEED_MINIMAL}; int ret = 0, i = 0, to_stdout = 0; - int merge_level = XDL_MERGE_ZEALOUS_ALNUM; - int merge_style = 0, quiet = 0; + int level = XDL_MERGE_ZEALOUS_ALNUM; + int style = 0, quiet = 0; + int favor = 0; int nongit; struct option options[] = { OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"), - OPT_SET_INT(0, "diff3", &merge_style, "use a diff3 based merge", XDL_MERGE_DIFF3), + OPT_SET_INT(0, "diff3", &style, "use a diff3 based merge", XDL_MERGE_DIFF3), + OPT_SET_INT(0, "ours", &favor, "for conflicts, use our version", + XDL_MERGE_FAVOR_OURS), + OPT_SET_INT(0, "theirs", &favor, "for conflicts, use their version", + XDL_MERGE_FAVOR_THEIRS), OPT__QUIET(&quiet), OPT_CALLBACK('L', NULL, names, "name", "set labels for file1/orig_file/file2", &label_cb), @@ -45,7 +50,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) /* Read the configuration file */ git_config(git_xmerge_config, NULL); if (0 <= git_xmerge_style) - merge_style = git_xmerge_style; + style = git_xmerge_style; } argc = parse_options(argc, argv, prefix, options, merge_file_usage, 0); @@ -68,7 +73,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) } ret = xdl_merge(mmfs + 1, mmfs + 0, names[0], mmfs + 2, names[2], - &xpp, merge_level | merge_style, &result); + &xpp, XDL_MERGE_FLAGS(level, style, favor), &result); for (i = 0; i < 3; i++) free(mmfs[i].ptr); diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h index 4da052a3f..8a0efed31 100644 --- a/xdiff/xdiff.h +++ b/xdiff/xdiff.h @@ -58,6 +58,12 @@ extern "C" { #define XDL_MERGE_ZEALOUS_ALNUM 3 #define XDL_MERGE_LEVEL_MASK 0x0f +/* merge favor modes */ +#define XDL_MERGE_FAVOR_OURS 1 +#define XDL_MERGE_FAVOR_THEIRS 2 +#define XDL_MERGE_FAVOR(flags) (((flags)>>4) & 3) +#define XDL_MERGE_FLAGS(level, style, favor) ((level)|(style)|((favor)<<4)) + /* merge output styles */ #define XDL_MERGE_DIFF3 0x8000 #define XDL_MERGE_STYLE_MASK 0x8000 @@ -110,7 +116,7 @@ int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1, mmfile_t *mf2, const char *name2, - xpparam_t const *xpp, int level, mmbuffer_t *result); + xpparam_t const *xpp, int flags, mmbuffer_t *result); #ifdef __cplusplus } diff --git a/xdiff/xmerge.c b/xdiff/xmerge.c index 1cb65a951..b2ddc7537 100644 --- a/xdiff/xmerge.c +++ b/xdiff/xmerge.c @@ -214,11 +214,15 @@ static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1, static int xdl_fill_merge_buffer(xdfenv_t *xe1, const char *name1, xdfenv_t *xe2, const char *name2, + int favor, xdmerge_t *m, char *dest, int style) { int size, i; for (size = i = 0; m; m = m->next) { + if (favor && !m->mode) + m->mode = favor; + if (m->mode == 0) size = fill_conflict_hunk(xe1, name1, xe2, name2, size, i, style, m, dest); @@ -391,6 +395,7 @@ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1, int i0, i1, i2, chg0, chg1, chg2; int level = flags & XDL_MERGE_LEVEL_MASK; int style = flags & XDL_MERGE_STYLE_MASK; + int favor = XDL_MERGE_FAVOR(flags); if (style == XDL_MERGE_DIFF3) { /* @@ -523,14 +528,14 @@ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1, /* output */ if (result) { int size = xdl_fill_merge_buffer(xe1, name1, xe2, name2, - changes, NULL, style); + favor, changes, NULL, style); result->ptr = xdl_malloc(size); if (!result->ptr) { xdl_cleanup_merge(changes); return -1; } result->size = size; - xdl_fill_merge_buffer(xe1, name1, xe2, name2, changes, + xdl_fill_merge_buffer(xe1, name1, xe2, name2, favor, changes, result->ptr, style); } return xdl_cleanup_merge(changes); |