revision.c: explain what tree_difference does

diff --git a/merge-index.c b/merge-index.c
index 646d090c58e774bdf0f412da39f4b67fd7a696c6..7027d7865971646f178690a150246d9bc4d674c0 100644 (file)
--- a/merge-index.c
+++ b/merge-index.c
@@ -1,7 +1,3 @@
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <signal.h>
-
 #include "cache.h"
 
 static const char *pgm;
@@ -64,7 +60,7 @@ static int merge_entry(int pos, const char *path)
                        break;
                found++;
                strcpy(hexbuf[stage], sha1_to_hex(ce->sha1));
-               sprintf(ownbuf[stage], "%o", ntohl(ce->ce_mode) & (~S_IFMT));
+               sprintf(ownbuf[stage], "%o", ntohl(ce->ce_mode));
                arguments[stage] = hexbuf[stage];
                arguments[stage + 4] = ownbuf[stage];
        } while (++pos < active_nr);