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-rw-r--r--ll-merge.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/ll-merge.c b/ll-merge.c
index 8ea03e536a..bf83290793 100644
--- a/ll-merge.c
+++ b/ll-merge.c
@@ -9,6 +9,7 @@
#include "xdiff-interface.h"
#include "run-command.h"
#include "ll-merge.h"
+#include "quote.h"
struct ll_merge_driver;
@@ -88,7 +89,10 @@ static int ll_xdl_merge(const struct ll_merge_driver *drv_unused,
xmparam_t xmp;
assert(opts);
- if (buffer_is_binary(orig->ptr, orig->size) ||
+ if (orig->size > MAX_XDIFF_SIZE ||
+ src1->size > MAX_XDIFF_SIZE ||
+ src2->size > MAX_XDIFF_SIZE ||
+ buffer_is_binary(orig->ptr, orig->size) ||
buffer_is_binary(src1->ptr, src1->size) ||
buffer_is_binary(src2->ptr, src2->size)) {
return ll_binary_merge(drv_unused, result,
@@ -166,17 +170,20 @@ static int ll_ext_merge(const struct ll_merge_driver *fn,
{
char temp[4][50];
struct strbuf cmd = STRBUF_INIT;
- struct strbuf_expand_dict_entry dict[5];
+ struct strbuf_expand_dict_entry dict[6];
+ struct strbuf path_sq = STRBUF_INIT;
const char *args[] = { NULL, NULL };
int status, fd, i;
struct stat st;
assert(opts);
+ sq_quote_buf(&path_sq, path);
dict[0].placeholder = "O"; dict[0].value = temp[0];
dict[1].placeholder = "A"; dict[1].value = temp[1];
dict[2].placeholder = "B"; dict[2].value = temp[2];
dict[3].placeholder = "L"; dict[3].value = temp[3];
- dict[4].placeholder = NULL; dict[4].value = NULL;
+ dict[4].placeholder = "P"; dict[4].value = path_sq.buf;
+ dict[5].placeholder = NULL; dict[5].value = NULL;
if (fn->cmdline == NULL)
die("custom merge driver %s lacks command line.", fn->name);
@@ -210,6 +217,7 @@ static int ll_ext_merge(const struct ll_merge_driver *fn,
for (i = 0; i < 3; i++)
unlink_or_warn(temp[i]);
strbuf_release(&cmd);
+ strbuf_release(&path_sq);
return status;
}
@@ -269,6 +277,7 @@ static int read_merge_config(const char *var, const char *value, void *cb)
* %A - temporary file name for our version.
* %B - temporary file name for the other branches' version.
* %L - conflict marker length
+ * %P - the original path (safely quoted for the shell)
*
* The external merge driver should write the results in the
* file named by %A, and signal that it has done with zero exit