Allow cherry-pick (and revert) to add signoff line

I often find myself pulling patches off of other peoples trees using
cherry-pick, and following it with an immediate 'git commit --amend -s'
command.  Eliminate the need for a double commit by allowing signoff on a
cherry-pick or revert.

Signed-off-by: Dan McGee <dpmcgee@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-cherry-pick.txt b/Documentation/git-cherry-pick.txt
index f0beb412e655f0e188b8a1427b41f72b6cc61239..ca048f46f664a52eb5b0174ff4177eba5b20e702 100644 (file)
--- a/Documentation/git-cherry-pick.txt
+++ b/Documentation/git-cherry-pick.txt
@@ -7,7 +7,7 @@ git-cherry-pick - Apply the change introduced by an existing commit
 
 SYNOPSIS
 --------
-'git-cherry-pick' [--edit] [-n] [-m parent-number] [-x] <commit>
+'git-cherry-pick' [--edit] [-n] [-m parent-number] [-s] [-x] <commit>
 
 DESCRIPTION
 -----------
@@ -64,6 +64,9 @@ OPTIONS
 This is useful when cherry-picking more than one commits'
 effect to your working tree in a row.
 
+-s|--signoff::
+       Add Signed-off-by line at the end of the commit message.
+
 
 Author
 ------

diff --git a/Documentation/git-revert.txt b/Documentation/git-revert.txt
index 93e20f7752f0d48faca153eef144845b2db9ce1d..13ceabbcc8851344e54e13773a2a553360f931c4 100644 (file)
--- a/Documentation/git-revert.txt
+++ b/Documentation/git-revert.txt
@@ -7,7 +7,7 @@ git-revert - Revert an existing commit
 
 SYNOPSIS
 --------
-'git-revert' [--edit | --no-edit] [-n] [-m parent-number] <commit>
+'git-revert' [--edit | --no-edit] [-n] [-m parent-number] [-s] <commit>
 
 DESCRIPTION
 -----------
@@ -51,6 +51,9 @@ OPTIONS
 This is useful when reverting more than one commits'
 effect to your working tree in a row.
 
+-s|--signoff::
+       Add Signed-off-by line at the end of the commit message.
+
 
 Author
 ------

diff --git a/builtin-revert.c b/builtin-revert.c
index 607a2f0337c3d3f1fb8bdac7443e3a7f56e92305..2b57525d7234086bdf2022d13fa405e5007627fb 100644 (file)
--- a/builtin-revert.c
+++ b/builtin-revert.c
@@ -33,7 +33,7 @@ static const char * const cherry_pick_usage[] = {
        NULL
 };
 
-static int edit, no_replay, no_commit, mainline;
+static int edit, no_replay, no_commit, mainline, signoff;
 static enum { REVERT, CHERRY_PICK } action;
 static struct commit *commit;
 
@@ -53,6 +53,7 @@ static void parse_args(int argc, const char **argv)
                OPT_BOOLEAN('e', "edit", &edit, "edit the commit message"),
                OPT_BOOLEAN('x', NULL, &no_replay, "append commit name when cherry-picking"),
                OPT_BOOLEAN('r', NULL, &noop, "no-op (backward compatibility)"),
+               OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
                OPT_INTEGER('m', "mainline", &mainline, "parent number"),
                OPT_END(),
        };
@@ -404,10 +405,19 @@ static int revert_or_cherry_pick(int argc, const char **argv)
         */
 
        if (!no_commit) {
-               if (edit)
-                       return execl_git_cmd("commit", "-n", NULL);
-               else
-                       return execl_git_cmd("commit", "-n", "-F", defmsg, NULL);
+               /* 6 is max possible length of our args array including NULL */
+               const char *args[6];
+               int i = 0;
+               args[i++] = "commit";
+               args[i++] = "-n";
+               if (signoff)
+                       args[i++] = "-s";
+               if (!edit) {
+                       args[i++] = "-F";
+                       args[i++] = defmsg;
+               }
+               args[i] = NULL;
+               return execv_git_cmd(args);
        }
        free(reencoded_message);