xdl_merge(): allow passing down marker_size in xmparam_t

This allows the callers of xdl_merge() to pass marker_size (defaults to 7)
in xmparam_t argument, to use conflict markers of non-default length.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2010-01-16 21:30:18 -08:00
parent 00f8f97d30
commit 9914cf4689
2 changed files with 18 additions and 8 deletions

View File

@ -110,8 +110,11 @@ int xdl_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp,
typedef struct s_xmparam {
xpparam_t xpp;
int marker_size;
} xmparam_t;
#define DEFAULT_CONFLICT_MARKER_SIZE 7
int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1,
mmfile_t *mf2, const char *name2,
xmparam_t const *xmp, int level, mmbuffer_t *result);

View File

@ -145,13 +145,15 @@ static int xdl_orig_copy(xdfenv_t *xe, int i, int count, int add_nl, char *dest)
static int fill_conflict_hunk(xdfenv_t *xe1, const char *name1,
xdfenv_t *xe2, const char *name2,
int size, int i, int style,
xdmerge_t *m, char *dest)
xdmerge_t *m, char *dest, int marker_size)
{
const int marker_size = 7;
int marker1_size = (name1 ? strlen(name1) + 1 : 0);
int marker2_size = (name2 ? strlen(name2) + 1 : 0);
int j;
if (marker_size <= 0)
marker_size = DEFAULT_CONFLICT_MARKER_SIZE;
/* Before conflicting part */
size += xdl_recs_copy(xe1, i, m->i1 - i, 0,
dest ? dest + size : NULL);
@ -214,14 +216,16 @@ 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,
xdmerge_t *m, char *dest, int style)
xdmerge_t *m, char *dest, int style,
int marker_size)
{
int size, i;
for (size = i = 0; m; m = m->next) {
if (m->mode == 0)
size = fill_conflict_hunk(xe1, name1, xe2, name2,
size, i, style, m, dest);
size, i, style, m, dest,
marker_size);
else if (m->mode == 1)
size += xdl_recs_copy(xe1, i, m->i1 + m->chg1 - i, 0,
dest ? dest + size : NULL);
@ -386,8 +390,9 @@ static int xdl_simplify_non_conflicts(xdfenv_t *xe1, xdmerge_t *m,
*/
static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1,
xdfenv_t *xe2, xdchange_t *xscr2, const char *name2,
int flags, xpparam_t const *xpp, mmbuffer_t *result) {
int flags, xmparam_t const *xmp, mmbuffer_t *result) {
xdmerge_t *changes, *c;
xpparam_t const *xpp = &xmp->xpp;
int i0, i1, i2, chg0, chg1, chg2;
int level = flags & XDL_MERGE_LEVEL_MASK;
int style = flags & XDL_MERGE_STYLE_MASK;
@ -522,8 +527,10 @@ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1,
}
/* output */
if (result) {
int marker_size = xmp->marker_size;
int size = xdl_fill_merge_buffer(xe1, name1, xe2, name2,
changes, NULL, style);
changes, NULL, style,
marker_size);
result->ptr = xdl_malloc(size);
if (!result->ptr) {
xdl_cleanup_merge(changes);
@ -531,7 +538,7 @@ static int xdl_do_merge(xdfenv_t *xe1, xdchange_t *xscr1, const char *name1,
}
result->size = size;
xdl_fill_merge_buffer(xe1, name1, xe2, name2, changes,
result->ptr, style);
result->ptr, style, marker_size);
}
return xdl_cleanup_merge(changes);
}
@ -575,7 +582,7 @@ int xdl_merge(mmfile_t *orig, mmfile_t *mf1, const char *name1,
} else {
status = xdl_do_merge(&xe1, xscr1, name1,
&xe2, xscr2, name2,
flags, xpp, result);
flags, xmp, result);
}
xdl_free_script(xscr1);
xdl_free_script(xscr2);