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Merge pull request #263 from carlosmn/refs-writing

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Simplify loose ref writing
This commit is contained in:
Vicent Martí 2011-06-16 08:01:47 -07:00
commit cb75ffea80
1 changed files with 8 additions and 26 deletions
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34
src/refs.c
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@ -357,8 +357,7 @@ static int loose_write(git_reference *ref)
{
git_filebuf file;
char ref_path[GIT_PATH_MAX];
int error, contents_size;
char *ref_contents = NULL;
int error;
struct stat st;
assert((ref->type & GIT_REF_PACKED) == 0);
@ -370,50 +369,33 @@ static int loose_write(git_reference *ref)
if (ref->type & GIT_REF_OID) {
reference_oid *ref_oid = (reference_oid *)ref;
char oid[GIT_OID_HEXSZ + 1];
contents_size = GIT_OID_HEXSZ + 1;
ref_contents = git__malloc(contents_size);
if (ref_contents == NULL) {
error = GIT_ENOMEM;
memset(oid, 0x0, sizeof(oid));
git_oid_fmt(oid, &ref_oid->oid);
error = git_filebuf_printf(&file, "%s\n", oid);
if (error < GIT_SUCCESS)
goto unlock;
}
git_oid_fmt(ref_contents, &ref_oid->oid);
} else if (ref->type & GIT_REF_SYMBOLIC) { /* GIT_REF_SYMBOLIC */
reference_symbolic *ref_sym = (reference_symbolic *)ref;
contents_size = strlen(GIT_SYMREF) + strlen(ref_sym->target) + 1;
ref_contents = git__malloc(contents_size);
if (ref_contents == NULL) {
error = GIT_ENOMEM;
goto unlock;
}
strcpy(ref_contents, GIT_SYMREF);
strcat(ref_contents, ref_sym->target);
error = git_filebuf_printf(&file, GIT_SYMREF "%s\n", ref_sym->target);
} else {
error = git__throw(GIT_EOBJCORRUPTED, "Failed to write reference. Invalid reference type");
goto unlock;
}
/* TODO: win32 carriage return when writing references in Windows? */
ref_contents[contents_size - 1] = '\n';
if ((error = git_filebuf_write(&file, ref_contents, contents_size)) < GIT_SUCCESS)
goto unlock;
error = git_filebuf_commit(&file);
if (gitfo_stat(ref_path, &st) == GIT_SUCCESS)
ref->mtime = st.st_mtime;
free(ref_contents);
return error == GIT_SUCCESS ? GIT_SUCCESS : git__rethrow(error, "Failed to write loose reference");
unlock:
git_filebuf_cleanup(&file);
free(ref_contents);
return error == GIT_SUCCESS ? GIT_SUCCESS : git__rethrow(error, "Failed to write loose reference");
}