mirror of
https://github.com/git/git
synced 2024-11-05 01:58:18 +00:00
72871b198f
Code clean-up around the use of the_repository. * ab/remove-implicit-use-of-the-repository: libs: use "struct repository *" argument, not "the_repository" post-cocci: adjust comments for recent repo_* migration cocci: apply the "revision.h" part of "the_repository.pending" cocci: apply the "rerere.h" part of "the_repository.pending" cocci: apply the "refs.h" part of "the_repository.pending" cocci: apply the "promisor-remote.h" part of "the_repository.pending" cocci: apply the "packfile.h" part of "the_repository.pending" cocci: apply the "pretty.h" part of "the_repository.pending" cocci: apply the "object-store.h" part of "the_repository.pending" cocci: apply the "diff.h" part of "the_repository.pending" cocci: apply the "commit.h" part of "the_repository.pending" cocci: apply the "commit-reach.h" part of "the_repository.pending" cocci: apply the "cache.h" part of "the_repository.pending" cocci: add missing "the_repository" macros to "pending" cocci: sort "the_repository" rules by header cocci: fix incorrect & verbose "the_repository" rules cocci: remove dead rule from "the_repository.pending.cocci"
106 lines
2.3 KiB
C
106 lines
2.3 KiB
C
#include "git-compat-util.h"
|
|
#include "run-command.h"
|
|
#include "xdiff-interface.h"
|
|
#include "ll-merge.h"
|
|
#include "blob.h"
|
|
#include "merge-blobs.h"
|
|
#include "object-store.h"
|
|
|
|
static int fill_mmfile_blob(mmfile_t *f, struct blob *obj)
|
|
{
|
|
void *buf;
|
|
unsigned long size;
|
|
enum object_type type;
|
|
|
|
buf = repo_read_object_file(the_repository, &obj->object.oid, &type,
|
|
&size);
|
|
if (!buf)
|
|
return -1;
|
|
if (type != OBJ_BLOB) {
|
|
free(buf);
|
|
return -1;
|
|
}
|
|
f->ptr = buf;
|
|
f->size = size;
|
|
return 0;
|
|
}
|
|
|
|
static void free_mmfile(mmfile_t *f)
|
|
{
|
|
free(f->ptr);
|
|
}
|
|
|
|
static void *three_way_filemerge(struct index_state *istate,
|
|
const char *path,
|
|
mmfile_t *base,
|
|
mmfile_t *our,
|
|
mmfile_t *their,
|
|
unsigned long *size)
|
|
{
|
|
enum ll_merge_result merge_status;
|
|
mmbuffer_t res;
|
|
|
|
/*
|
|
* This function is only used by cmd_merge_tree, which
|
|
* does not respect the merge.conflictstyle option.
|
|
* There is no need to worry about a label for the
|
|
* common ancestor.
|
|
*/
|
|
merge_status = ll_merge(&res, path, base, NULL,
|
|
our, ".our", their, ".their",
|
|
istate, NULL);
|
|
if (merge_status < 0)
|
|
return NULL;
|
|
if (merge_status == LL_MERGE_BINARY_CONFLICT)
|
|
warning("Cannot merge binary files: %s (%s vs. %s)",
|
|
path, ".our", ".their");
|
|
|
|
*size = res.size;
|
|
return res.ptr;
|
|
}
|
|
|
|
void *merge_blobs(struct index_state *istate, const char *path,
|
|
struct blob *base, struct blob *our,
|
|
struct blob *their, unsigned long *size)
|
|
{
|
|
void *res = NULL;
|
|
mmfile_t f1, f2, common;
|
|
|
|
/*
|
|
* Removed in either branch?
|
|
*
|
|
* NOTE! This depends on the caller having done the
|
|
* proper warning about removing a file that got
|
|
* modified in the other branch!
|
|
*/
|
|
if (!our || !their) {
|
|
enum object_type type;
|
|
if (base)
|
|
return NULL;
|
|
if (!our)
|
|
our = their;
|
|
return repo_read_object_file(the_repository, &our->object.oid,
|
|
&type, size);
|
|
}
|
|
|
|
if (fill_mmfile_blob(&f1, our) < 0)
|
|
goto out_no_mmfile;
|
|
if (fill_mmfile_blob(&f2, their) < 0)
|
|
goto out_free_f1;
|
|
|
|
if (base) {
|
|
if (fill_mmfile_blob(&common, base) < 0)
|
|
goto out_free_f2_f1;
|
|
} else {
|
|
common.ptr = xstrdup("");
|
|
common.size = 0;
|
|
}
|
|
res = three_way_filemerge(istate, path, &common, &f1, &f2, size);
|
|
free_mmfile(&common);
|
|
out_free_f2_f1:
|
|
free_mmfile(&f2);
|
|
out_free_f1:
|
|
free_mmfile(&f1);
|
|
out_no_mmfile:
|
|
return res;
|
|
}
|