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authorLibravatar Junio C Hamano <gitster@pobox.com>2010-11-17 15:00:56 -0800
committerLibravatar Junio C Hamano <gitster@pobox.com>2010-11-17 15:00:56 -0800
commitba0254cb32537b7a7e92854a51256475ee83cdda (patch)
tree6e8bcfa99201c20d8647600e74b78e580cfd23cf
parentMerge branch 'jn/send-pack-error' (diff)
parentmerge-file: correctly find files when called in subdir (diff)
downloadtgif-ba0254cb32537b7a7e92854a51256475ee83cdda.tar.xz
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
-rw-r--r--builtin/merge-file.c7
-rw-r--r--setup.c4
-rwxr-xr-xt/t6023-merge-file.sh8
3 files changed, 16 insertions, 3 deletions
diff --git a/builtin/merge-file.c b/builtin/merge-file.c
index b6664d49be..6c4afb5a38 100644
--- a/builtin/merge-file.c
+++ b/builtin/merge-file.c
@@ -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",
diff --git a/setup.c b/setup.c
index a3b76de2bb..346ef2eb2d 100644
--- a/setup.c
+++ b/setup.c
@@ -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++)
diff --git a/t/t6023-merge-file.sh b/t/t6023-merge-file.sh
index d486d73994..d9f343942c 100755
--- a/t/t6023-merge-file.sh
+++ b/t/t6023-merge-file.sh
@@ -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"