worktree: add "unlock" command

diff --git a/builtin/merge-index.c b/builtin/merge-index.c
index 1a1eafa6fdc2e9dc66c98d3a81b7ee50e44727da..1c3427c36caa40e8740b090c44a048201e81c706 100644 (file)
--- a/builtin/merge-index.c
+++ b/builtin/merge-index.c
@@ -9,7 +9,7 @@ static int merge_entry(int pos, const char *path)
 {
        int found;
        const char *arguments[] = { pgm, "", "", "", path, "", "", "", NULL };
-       char hexbuf[4][60];
+       char hexbuf[4][GIT_SHA1_HEXSZ + 1];
        char ownbuf[4][60];
 
        if (pos >= active_nr)
@@ -22,8 +22,8 @@ static int merge_entry(int pos, const char *path)
                if (strcmp(ce->name, path))
                        break;
                found++;
-               strcpy(hexbuf[stage], sha1_to_hex(ce->sha1));
-               sprintf(ownbuf[stage], "%o", ce->ce_mode);
+               sha1_to_hex_r(hexbuf[stage], ce->sha1);
+               xsnprintf(ownbuf[stage], sizeof(ownbuf[stage]), "%o", ce->ce_mode);
                arguments[stage] = hexbuf[stage];
                arguments[stage + 4] = ownbuf[stage];
        } while (++pos < active_nr);