* [PATCH 0/3] rebase --keep-empty/--root fixes @ 2018-03-20 10:03 Phillip Wood 2018-03-20 10:03 ` [PATCH 1/3] rebase --root: stop assuming squash_onto is unset Phillip Wood ` (3 more replies) 0 siblings, 4 replies; 10+ messages in thread From: Phillip Wood @ 2018-03-20 10:03 UTC (permalink / raw) To: Git Mailing List; +Cc: Junio C Hamano, Johannes Schindelin, Phillip Wood From: Phillip Wood <phillip.wood@dunelm.org.uk> These patches are based on top of maint. The first two are a reworking of "[PATCH 2/2] rebase --root -k: fix when root commit is empty" [1] [1] https://public-inbox.org/git/20180314111127.14217-2-phillip.wood@talktalk.net/ Phillip Wood (3): rebase --root: stop assuming squash_onto is unset rebase -i --keep-empty: don't prune empty commits rebase: respect --no-keep-empty git-rebase.sh | 4 ++++ sequencer.c | 18 +++++++++++------- t/t3421-rebase-topology-linear.sh | 2 +- 3 files changed, 16 insertions(+), 8 deletions(-) -- 2.16.2 ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 1/3] rebase --root: stop assuming squash_onto is unset 2018-03-20 10:03 [PATCH 0/3] rebase --keep-empty/--root fixes Phillip Wood @ 2018-03-20 10:03 ` Phillip Wood 2018-03-20 10:03 ` [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits Phillip Wood ` (2 subsequent siblings) 3 siblings, 0 replies; 10+ messages in thread From: Phillip Wood @ 2018-03-20 10:03 UTC (permalink / raw) To: Git Mailing List; +Cc: Junio C Hamano, Johannes Schindelin, Phillip Wood From: Phillip Wood <phillip.wood@dunelm.org.uk> If the user set the environment variable 'squash_onto', the 'rebase' command would erroneously assume that the user passed the option '--root'. Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk> --- git-rebase.sh | 1 + 1 file changed, 1 insertion(+) diff --git a/git-rebase.sh b/git-rebase.sh index fd72a35c65..8b1b892d72 100755 --- a/git-rebase.sh +++ b/git-rebase.sh @@ -60,6 +60,7 @@ $(gettext 'Resolve all conflicts manually, mark them as resolved with You can instead skip this commit: run "git rebase --skip". To abort and get back to the state before "git rebase", run "git rebase --abort".') " +squash_onto= unset onto unset restrict_revision cmd= -- 2.16.2 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-20 10:03 [PATCH 0/3] rebase --keep-empty/--root fixes Phillip Wood 2018-03-20 10:03 ` [PATCH 1/3] rebase --root: stop assuming squash_onto is unset Phillip Wood @ 2018-03-20 10:03 ` Phillip Wood 2018-03-20 15:33 ` Johannes Schindelin 2018-03-20 10:03 ` [PATCH 3/3] rebase: respect --no-keep-empty Phillip Wood [not found] ` <nycvar.QRO.7.76.6.1803201634260.55@ZVAVAG-6OXH6DA.rhebcr.pbec.zvpebfbsg.pbz> 3 siblings, 1 reply; 10+ messages in thread From: Phillip Wood @ 2018-03-20 10:03 UTC (permalink / raw) To: Git Mailing List; +Cc: Junio C Hamano, Johannes Schindelin, Phillip Wood From: Phillip Wood <phillip.wood@dunelm.org.uk> If there are empty commits on the left hand side of $upstream...HEAD then the empty commits on the right hand side that we want to keep are pruned by --cherry-pick. Fix this by using --cherry-mark instead of --cherry-pick and keeping the commits that are empty or are not marked as cherry-picks. Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk> --- sequencer.c | 18 +++++++++++------- t/t3421-rebase-topology-linear.sh | 2 +- 2 files changed, 12 insertions(+), 8 deletions(-) diff --git a/sequencer.c b/sequencer.c index 4d3f60594c..96ff812c8d 100644 --- a/sequencer.c +++ b/sequencer.c @@ -2470,7 +2470,7 @@ int sequencer_make_script(FILE *out, int argc, const char **argv, init_revisions(&revs, NULL); revs.verbose_header = 1; revs.max_parents = 1; - revs.cherry_pick = 1; + revs.cherry_mark = 1; revs.limited = 1; revs.reverse = 1; revs.right_only = 1; @@ -2495,14 +2495,18 @@ int sequencer_make_script(FILE *out, int argc, const char **argv, return error(_("make_script: error preparing revisions")); while ((commit = get_revision(&revs))) { + int is_empty = is_original_commit_empty(commit); + strbuf_reset(&buf); - if (!keep_empty && is_original_commit_empty(commit)) + if (!keep_empty && is_empty) strbuf_addf(&buf, "%c ", comment_line_char); - strbuf_addf(&buf, "%s %s ", insn, - oid_to_hex(&commit->object.oid)); - pretty_print_commit(&pp, commit, &buf); - strbuf_addch(&buf, '\n'); - fputs(buf.buf, out); + if (is_empty || !(commit->object.flags & PATCHSAME)) { + strbuf_addf(&buf, "%s %s ", insn, + oid_to_hex(&commit->object.oid)); + pretty_print_commit(&pp, commit, &buf); + strbuf_addch(&buf, '\n'); + fputs(buf.buf, out); + } } strbuf_release(&buf); return 0; diff --git a/t/t3421-rebase-topology-linear.sh b/t/t3421-rebase-topology-linear.sh index 68fe2003ef..52fc6885e5 100755 --- a/t/t3421-rebase-topology-linear.sh +++ b/t/t3421-rebase-topology-linear.sh @@ -215,7 +215,7 @@ test_run_rebase () { } test_run_rebase success '' test_run_rebase failure -m -test_run_rebase failure -i +test_run_rebase success -i test_run_rebase failure -p # m -- 2.16.2 ^ permalink raw reply related [flat|nested] 10+ messages in thread
* Re: [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-20 10:03 ` [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits Phillip Wood @ 2018-03-20 15:33 ` Johannes Schindelin 2018-03-20 17:34 ` Junio C Hamano 0 siblings, 1 reply; 10+ messages in thread From: Johannes Schindelin @ 2018-03-20 15:33 UTC (permalink / raw) To: Phillip Wood; +Cc: Git Mailing List, Junio C Hamano Hi Phillip, On Tue, 20 Mar 2018, Phillip Wood wrote: > diff --git a/sequencer.c b/sequencer.c > index 4d3f60594c..96ff812c8d 100644 > --- a/sequencer.c > +++ b/sequencer.c > @@ -2470,7 +2470,7 @@ int sequencer_make_script(FILE *out, int argc, const char **argv, > init_revisions(&revs, NULL); > revs.verbose_header = 1; > revs.max_parents = 1; > - revs.cherry_pick = 1; > + revs.cherry_mark = 1; This will conflict with my --recreate-merges patch series, but in a good way. > @@ -2495,14 +2495,18 @@ int sequencer_make_script(FILE *out, int argc, const char **argv, > return error(_("make_script: error preparing revisions")); > > while ((commit = get_revision(&revs))) { > + int is_empty = is_original_commit_empty(commit); > + > strbuf_reset(&buf); > - if (!keep_empty && is_original_commit_empty(commit)) > + if (!keep_empty && is_empty) > strbuf_addf(&buf, "%c ", comment_line_char); > - strbuf_addf(&buf, "%s %s ", insn, > - oid_to_hex(&commit->object.oid)); > - pretty_print_commit(&pp, commit, &buf); > - strbuf_addch(&buf, '\n'); > - fputs(buf.buf, out); > + if (is_empty || !(commit->object.flags & PATCHSAME)) { May I suggest inverting the logic here, to make the code more obvious and also to avoid indenting the block even further? if (!is_empty && (commit->object.flags & PATCHSAME)) continue; > + strbuf_addf(&buf, "%s %s ", insn, > + oid_to_hex(&commit->object.oid)); > + pretty_print_commit(&pp, commit, &buf); > + strbuf_addch(&buf, '\n'); > + fputs(buf.buf, out); > + } > } > strbuf_release(&buf); > return 0; Thanks, Dscho ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-20 15:33 ` Johannes Schindelin @ 2018-03-20 17:34 ` Junio C Hamano 2018-03-20 18:39 ` Phillip Wood 2018-03-21 22:38 ` Johannes Schindelin 0 siblings, 2 replies; 10+ messages in thread From: Junio C Hamano @ 2018-03-20 17:34 UTC (permalink / raw) To: Johannes Schindelin; +Cc: Phillip Wood, Git Mailing List Johannes Schindelin <Johannes.Schindelin@gmx.de> writes: >> + if (!keep_empty && is_empty) >> strbuf_addf(&buf, "%c ", comment_line_char); We are not trying to preserve an empty one, and have found an empty one, so we comment it out, and then... >> + if (is_empty || !(commit->object.flags & PATCHSAME)) { > > May I suggest inverting the logic here, to make the code more obvious and > also to avoid indenting the block even further? > > if (!is_empty && (commit->object.flags & PATCHSAME)) > continue; ... if a non-empty one that already appears in the upstream, we do not do anything to it. There is no room for keep-empty or lack of it to affect what happens to these commits. Otherwise the insn is emitted for the commit. >> + strbuf_addf(&buf, "%s %s ", insn, >> + oid_to_hex(&commit->object.oid)); >> + pretty_print_commit(&pp, commit, &buf); >> + strbuf_addch(&buf, '\n'); >> + fputs(buf.buf, out); >> + } I tend to agree that the suggested structure is easier to follow than Phillip's version. But I wonder if this is even easier to follow. It makes it even more clear that patchsame commits that are not empty are discarded unconditionally. while ((commit = get_revision(&revs))) { int is_empty = is_original_commit_empty(commit); if (!is_empty && (commit->object.flags & PATCHSAME)) continue; strbuf_reset(&buf); if (!keep_empty && is_empty) strbuf_addf(&buf, "%c ", comment_line_char); strbuf_addf(&buf, "%s %s ", insn, oid_to_hex(&commit->object.oid)); pretty_print_commit(&pp, commit, &buf); strbuf_addch(&buf, '\n'); fputs(buf.buf, out); } Or did I screw up the rewrite? ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-20 17:34 ` Junio C Hamano @ 2018-03-20 18:39 ` Phillip Wood 2018-03-21 22:38 ` Johannes Schindelin 1 sibling, 0 replies; 10+ messages in thread From: Phillip Wood @ 2018-03-20 18:39 UTC (permalink / raw) To: Junio C Hamano, Johannes Schindelin; +Cc: Phillip Wood, Git Mailing List On 20/03/18 17:34, Junio C Hamano wrote: > Johannes Schindelin <Johannes.Schindelin@gmx.de> writes: > >>> + if (!keep_empty && is_empty) >>> strbuf_addf(&buf, "%c ", comment_line_char); > > We are not trying to preserve an empty one, and have found an empty > one, so we comment it out, and then... > >>> + if (is_empty || !(commit->object.flags & PATCHSAME)) { >> >> May I suggest inverting the logic here, to make the code more obvious and >> also to avoid indenting the block even further? >> >> if (!is_empty && (commit->object.flags & PATCHSAME)) >> continue; > > ... if a non-empty one that already appears in the upstream, we do > not do anything to it. There is no room for keep-empty or lack of > it to affect what happens to these commits. > > Otherwise the insn is emitted for the commit. > >>> + strbuf_addf(&buf, "%s %s ", insn, >>> + oid_to_hex(&commit->object.oid)); >>> + pretty_print_commit(&pp, commit, &buf); >>> + strbuf_addch(&buf, '\n'); >>> + fputs(buf.buf, out); >>> + } > > I tend to agree that the suggested structure is easier to follow > than Phillip's version. > > But I wonder if this is even easier to follow. It makes it even > more clear that patchsame commits that are not empty are discarded > unconditionally. > > while ((commit = get_revision(&revs))) { > int is_empty = is_original_commit_empty(commit); > if (!is_empty && (commit->object.flags & PATCHSAME)) > continue; > strbuf_reset(&buf); > if (!keep_empty && is_empty) > strbuf_addf(&buf, "%c ", comment_line_char); > strbuf_addf(&buf, "%s %s ", insn, > oid_to_hex(&commit->object.oid)); > pretty_print_commit(&pp, commit, &buf); > strbuf_addch(&buf, '\n'); > fputs(buf.buf, out); > } > > Or did I screw up the rewrite? > I've not tested it but I think it's OK, I agree that it is clearer than my version Best Wishes Phillip ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-20 17:34 ` Junio C Hamano 2018-03-20 18:39 ` Phillip Wood @ 2018-03-21 22:38 ` Johannes Schindelin 2018-03-29 18:05 ` Junio C Hamano 1 sibling, 1 reply; 10+ messages in thread From: Johannes Schindelin @ 2018-03-21 22:38 UTC (permalink / raw) To: Junio C Hamano; +Cc: Phillip Wood, Git Mailing List Hi Junio, On Tue, 20 Mar 2018, Junio C Hamano wrote: > Johannes Schindelin <Johannes.Schindelin@gmx.de> writes: > > >> + if (!keep_empty && is_empty) > >> strbuf_addf(&buf, "%c ", comment_line_char); > > We are not trying to preserve an empty one, and have found an empty > one, so we comment it out, and then... > > >> + if (is_empty || !(commit->object.flags & PATCHSAME)) { > > > > May I suggest inverting the logic here, to make the code more obvious and > > also to avoid indenting the block even further? > > > > if (!is_empty && (commit->object.flags & PATCHSAME)) > > continue; > > ... if a non-empty one that already appears in the upstream, we do > not do anything to it. There is no room for keep-empty or lack of > it to affect what happens to these commits. > > Otherwise the insn is emitted for the commit. > > >> + strbuf_addf(&buf, "%s %s ", insn, > >> + oid_to_hex(&commit->object.oid)); > >> + pretty_print_commit(&pp, commit, &buf); > >> + strbuf_addch(&buf, '\n'); > >> + fputs(buf.buf, out); > >> + } > > I tend to agree that the suggested structure is easier to follow > than Phillip's version. > > But I wonder if this is even easier to follow. It makes it even > more clear that patchsame commits that are not empty are discarded > unconditionally. > > while ((commit = get_revision(&revs))) { > int is_empty = is_original_commit_empty(commit); > if (!is_empty && (commit->object.flags & PATCHSAME)) > continue; > strbuf_reset(&buf); > if (!keep_empty && is_empty) > strbuf_addf(&buf, "%c ", comment_line_char); > strbuf_addf(&buf, "%s %s ", insn, > oid_to_hex(&commit->object.oid)); > pretty_print_commit(&pp, commit, &buf); > strbuf_addch(&buf, '\n'); > fputs(buf.buf, out); > } > > Or did I screw up the rewrite? This looks correct. And the postimage is easier to follow than the one of my suggested change. My version is easier to review on the mailing list, of course, as it minimizes the diff... ;-) Ciao, Dscho ^ permalink raw reply [flat|nested] 10+ messages in thread
* Re: [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits 2018-03-21 22:38 ` Johannes Schindelin @ 2018-03-29 18:05 ` Junio C Hamano 0 siblings, 0 replies; 10+ messages in thread From: Junio C Hamano @ 2018-03-29 18:05 UTC (permalink / raw) To: Johannes Schindelin; +Cc: Phillip Wood, Git Mailing List Johannes Schindelin <Johannes.Schindelin@gmx.de> writes: >> But I wonder if this is even easier to follow. It makes it even >> more clear that patchsame commits that are not empty are discarded >> unconditionally. >> >> while ((commit = get_revision(&revs))) { >> int is_empty = is_original_commit_empty(commit); >> if (!is_empty && (commit->object.flags & PATCHSAME)) >> continue; >> strbuf_reset(&buf); >> if (!keep_empty && is_empty) >> strbuf_addf(&buf, "%c ", comment_line_char); >> strbuf_addf(&buf, "%s %s ", insn, >> oid_to_hex(&commit->object.oid)); >> pretty_print_commit(&pp, commit, &buf); >> strbuf_addch(&buf, '\n'); >> fputs(buf.buf, out); >> } >> >> Or did I screw up the rewrite? > > This looks correct. And the postimage is easier to follow than the one of > my suggested change. OK, let's squash this in and rebuild both pw/rebase-keep-empty-fixes and also pw/rebase-signoff that builds on this topic, so that they can be advanced to 'next'. ^ permalink raw reply [flat|nested] 10+ messages in thread
* [PATCH 3/3] rebase: respect --no-keep-empty 2018-03-20 10:03 [PATCH 0/3] rebase --keep-empty/--root fixes Phillip Wood 2018-03-20 10:03 ` [PATCH 1/3] rebase --root: stop assuming squash_onto is unset Phillip Wood 2018-03-20 10:03 ` [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits Phillip Wood @ 2018-03-20 10:03 ` Phillip Wood [not found] ` <nycvar.QRO.7.76.6.1803201634260.55@ZVAVAG-6OXH6DA.rhebcr.pbec.zvpebfbsg.pbz> 3 siblings, 0 replies; 10+ messages in thread From: Phillip Wood @ 2018-03-20 10:03 UTC (permalink / raw) To: Git Mailing List; +Cc: Junio C Hamano, Johannes Schindelin, Phillip Wood From: Phillip Wood <phillip.wood@dunelm.org.uk> $OPT_SPEC has always allowed --no-keep-empty so lets start handling it. Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk> --- git-rebase.sh | 3 +++ 1 file changed, 3 insertions(+) diff --git a/git-rebase.sh b/git-rebase.sh index 8b1b892d72..37b8f13971 100755 --- a/git-rebase.sh +++ b/git-rebase.sh @@ -263,6 +263,9 @@ do --keep-empty) keep_empty=yes ;; + --no-keep-empty) + keep_empty= + ;; --preserve-merges) preserve_merges=t test -z "$interactive_rebase" && interactive_rebase=implied -- 2.16.2 ^ permalink raw reply related [flat|nested] 10+ messages in thread
[parent not found: <nycvar.QRO.7.76.6.1803201634260.55@ZVAVAG-6OXH6DA.rhebcr.pbec.zvpebfbsg.pbz>]
* Re: [PATCH 0/3] rebase --keep-empty/--root fixes [not found] ` <nycvar.QRO.7.76.6.1803201634260.55@ZVAVAG-6OXH6DA.rhebcr.pbec.zvpebfbsg.pbz> @ 2018-03-20 15:36 ` Johannes Schindelin 0 siblings, 0 replies; 10+ messages in thread From: Johannes Schindelin @ 2018-03-20 15:36 UTC (permalink / raw) To: Phillip Wood; +Cc: Git Mailing List, Junio C Hamano ... and now also Cc:ing the list and Junio... On Tue, 20 Mar 2018, Johannes Schindelin wrote: > Hi Phillip, > > On Tue, 20 Mar 2018, Phillip Wood wrote: > > > Phillip Wood (3): > > rebase --root: stop assuming squash_onto is unset > > rebase -i --keep-empty: don't prune empty commits > > rebase: respect --no-keep-empty > > Those patches look good. I offered a suggestion to 2/3 to avoid indenting > a code block, but I would also be okay to leave it as-is. > > Thanks, > Dscho > ^ permalink raw reply [flat|nested] 10+ messages in thread
end of thread, other threads:[~2018-03-29 18:22 UTC | newest] Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2018-03-20 10:03 [PATCH 0/3] rebase --keep-empty/--root fixes Phillip Wood 2018-03-20 10:03 ` [PATCH 1/3] rebase --root: stop assuming squash_onto is unset Phillip Wood 2018-03-20 10:03 ` [PATCH 2/3] rebase -i --keep-empty: don't prune empty commits Phillip Wood 2018-03-20 15:33 ` Johannes Schindelin 2018-03-20 17:34 ` Junio C Hamano 2018-03-20 18:39 ` Phillip Wood 2018-03-21 22:38 ` Johannes Schindelin 2018-03-29 18:05 ` Junio C Hamano 2018-03-20 10:03 ` [PATCH 3/3] rebase: respect --no-keep-empty Phillip Wood [not found] ` <nycvar.QRO.7.76.6.1803201634260.55@ZVAVAG-6OXH6DA.rhebcr.pbec.zvpebfbsg.pbz> 2018-03-20 15:36 ` [PATCH 0/3] rebase --keep-empty/--root fixes Johannes Schindelin
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