Merge branch 'tr/maint-merge-file-subdir'

* tr/maint-merge-file-subdir:
  merge-file: correctly find files when called in subdir
  prefix_filename(): safely handle the case where pfx_len=0
This commit is contained in:
Junio C Hamano 2010-11-17 15:00:56 -08:00
commit ba0254cb32
3 changed files with 16 additions and 3 deletions

View file

@ -28,6 +28,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix)
xmparam_t xmp = {{0}};
int ret = 0, i = 0, to_stdout = 0;
int quiet = 0;
int prefixlen = 0;
struct option options[] = {
OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"),
OPT_SET_INT(0, "diff3", &xmp.style, "use a diff3 based merge", XDL_MERGE_DIFF3),
@ -65,10 +66,14 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix)
"%s\n", strerror(errno));
}
if (prefix)
prefixlen = strlen(prefix);
for (i = 0; i < 3; i++) {
const char *fname = prefix_filename(prefix, prefixlen, argv[i]);
if (!names[i])
names[i] = argv[i];
if (read_mmfile(mmfs + i, argv[i]))
if (read_mmfile(mmfs + i, fname))
return -1;
if (buffer_is_binary(mmfs[i].ptr, mmfs[i].size))
return error("Cannot merge binary files: %s\n",

View file

@ -46,7 +46,7 @@ const char *prefix_filename(const char *pfx, int pfx_len, const char *arg)
{
static char path[PATH_MAX];
#ifndef WIN32
if (!pfx || !*pfx || is_absolute_path(arg))
if (!pfx_len || is_absolute_path(arg))
return arg;
memcpy(path, pfx, pfx_len);
strcpy(path + pfx_len, arg);
@ -55,7 +55,7 @@ const char *prefix_filename(const char *pfx, int pfx_len, const char *arg)
/* don't add prefix to absolute paths, but still replace '\' by '/' */
if (is_absolute_path(arg))
pfx_len = 0;
else
else if (pfx_len)
memcpy(path, pfx, pfx_len);
strcpy(path + pfx_len, arg);
for (p = path + pfx_len; *p; p++)

View file

@ -64,6 +64,14 @@ cp new1.txt test.txt
test_expect_success "merge without conflict" \
"git merge-file test.txt orig.txt new2.txt"
test_expect_success 'works in subdirectory' '
mkdir dir &&
cp new1.txt dir/a.txt &&
cp orig.txt dir/o.txt &&
cp new2.txt dir/b.txt &&
( cd dir && git merge-file a.txt o.txt b.txt )
'
cp new1.txt test.txt
test_expect_success "merge without conflict (--quiet)" \
"git merge-file --quiet test.txt orig.txt new2.txt"