X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dgit.git;a=blobdiff_plain;f=dgit;h=e10483894bb1084ae5693cf94c1347d959216c1a;hp=2048e814b56b93a6e1f078301228fad9a006dbe4;hb=0c244082ddb4b2443ccfbc1c438ead4fda1c33ca;hpb=a9fc7e4bf085a8a666b3069e918d80e0bc289f76

diff --git a/dgit b/dgit
index 2048e814..e1048389 100755
--- a/dgit
+++ b/dgit
@@ -101,7 +101,11 @@ our %forceopts = map { $_=>0 }
 our %format_ok = map { $_=>1 } ("1.0","3.0 (native)","3.0 (quilt)");
 
 our $suite_re = '[-+.0-9a-z]+';
-our $cleanmode_re = 'dpkg-source(?:-d)?|git|git-ff|check|none';
+our $cleanmode_re = qr{(?: dpkg-source (?: -d )? (?: ,no-check | ,all-check )?
+                         | git | git-ff
+                         | check (?: ,ignores )?
+                         | none
+                         )}x;
 
 our $git_authline_re = '^([^<>]+) \<(\S+)\> (\d+ [-+]\d+)$';
 our $splitbraincache = 'dgit-intern/quilt-cache';
@@ -790,6 +794,9 @@ sub git_get_config ($) {
 	@$l==1 or badcfg
 	    f_ "multiple values for %s (in %s git config)", $c, $src
 	    if @$l > 1;
+	$l->[0] =~ m/\n/ and badcfg f_
+ "value for config option %s (in %s git config) contains newline(s)!",
+            $c, $src;
 	return $l->[0];
     }
     return undef;
@@ -2224,18 +2231,18 @@ sub generate_commits_from_dsc () {
 
 	printdebug "considering saving $f: ";
 
-	if (link $f, $upper_f) {
+	if (rename_link_xf 1, $f, $upper_f) {
 	    printdebug "linked.\n";
-	} elsif ((printdebug "($!) "),
+	} elsif ((printdebug "($@) "),
 		 $! != EEXIST) {
-	    fail f_ "saving %s: %s", "$buildproductsdir/$f", $!;
+	    fail f_ "saving %s: %s", "$buildproductsdir/$f", $@;
 	} elsif (!$refetched) {
 	    printdebug "no need.\n";
-	} elsif (link $f, "$upper_f,fetch") {
+	} elsif (rename_link_xf 1, $f, "$upper_f,fetch") {
 	    printdebug "linked (using ...,fetch).\n";
-	} elsif ((printdebug "($!) "),
+	} elsif ((printdebug "($@) "),
 		 $! != EEXIST) {
-	    fail f_ "saving %s: %s", "$buildproductsdir/$f,fetch", $!;
+	    fail f_ "saving %s: %s", "$buildproductsdir/$f,fetch", $@;
 	} else {
 	    printdebug "cannot.\n";
 	}
@@ -3817,12 +3824,25 @@ sub pull () {
 }
 
 sub check_not_dirty () {
-    foreach my $f (qw(local-options local-patch-header)) {
-	if (stat_exists "debian/source/$f") {
-	    fail f_ "git tree contains debian/source/%s", $f;
+    my @forbid = qw(local-options local-patch-header);
+    @forbid = map { "debian/source/$_" } @forbid;
+    foreach my $f (@forbid) {
+	if (stat_exists $f) {
+	    fail f_ "git tree contains %s", $f;
 	}
     }
 
+    my @cmd = (@git, qw(status -uall --ignored --porcelain));
+    push @cmd, qw(debian/source/format debian/source/options);
+    push @cmd, @forbid;
+
+    my $bad = cmdoutput @cmd;
+    if (length $bad) {
+	fail +(__
+ "you have uncommitted changes to critical files, cannot continue:\n").
+              $bad;
+    }
+
     return if $includedirty;
 
     git_check_unmodified();
@@ -5503,7 +5523,8 @@ sub quiltify ($$$$) {
 	    printdebug "considering C=$c->{Commit} P=$p->{Commit}\n";
 
 	    my @cmd= (@git, qw(diff-tree -r --name-only),
-		      $p->{Commit},$c->{Commit}, qw(-- debian/patches .pc));
+		      $p->{Commit},$c->{Commit},
+		      qw(-- debian/patches .pc debian/source/format));
 	    my $patchstackchange = cmdoutput @cmd;
 	    if (length $patchstackchange) {
 		$patchstackchange =~ s/\n/,/g;
@@ -5804,7 +5825,9 @@ sub quilt_fixup_singlepatch ($$$) {
     changedir "..";
     runcmd @dpkgsource, qw(-x), (srcfn $version, ".dsc");
     rename srcfn("$upstreamversion", "/debian/patches"), 
-           "work/debian/patches";
+	"work/debian/patches"
+	or $!==ENOENT
+	or confess "install d/patches: $!";
 
     changedir "work";
     commit_quilty_patch();
@@ -6180,34 +6203,71 @@ sub maybe_unapply_patches_again () {
 
 #----- other building -----
 
-our $clean_using_builder;
-# ^ tree is to be cleaned by dpkg-source's builtin idea that it should
-#   clean the tree before building (perhaps invoked indirectly by
-#   whatever we are using to run the build), rather than separately
-#   and explicitly by us.
+sub clean_tree_check_git ($$) {
+    my ($honour_ignores, $message) = @_;
+    my @cmd = (@git, qw(clean -dn));
+    push @cmd, qw(-x) unless $honour_ignores;
+    my $leftovers = cmdoutput @cmd;
+    if (length $leftovers) {
+	print STDERR $leftovers, "\n" or confess $!;
+	fail $message;
+    }
+}
+
+sub clean_tree_check_git_wd ($) {
+    my ($message) = @_;
+    return if $cleanmode =~ m{no-check};
+    return if $patches_applied_dirtily; # yuk
+    clean_tree_check_git +($cleanmode !~ m{all-check}),
+	                  (f_ <<END, $message);
+%s
+If this is just missing .gitignore entries, use a different clean
+mode, eg --clean=dpkg-source,no-check (-wdu/-wddu) to ignore them
+or --clean=git (-wg/-wgf) to use \`git clean' instead.
+END
+}
+
+sub clean_tree_check () {
+    # Not yet fully implemented.
+    # This function needs to not care about modified but tracked files.
+    # That was done by check_not_dirty, and by now we may have run
+    # the rules clean target which might modify tracked files (!)
+    if ($cleanmode =~ m{^check}) {
+	clean_tree_check_git +($cleanmode =~ m{ignores}), __
+ "tree contains uncommitted files and --clean=check specified";
+    } elsif ($cleanmode =~ m{^dpkg-source}) {
+	clean_tree_check_git_wd __
+ "tree contains uncommitted files (NB dgit didn't run rules clean)";
+    } elsif ($cleanmode =~ m{^git}) {
+	# If we were actually cleaning these files would be summarily
+	# deleted.  Since we're not, and not using the working tree
+	# anyway, we can just ignore them - nothing will use them.
+    } elsif ($cleanmode eq 'none') {
+    } else {
+	confess "$cleanmode ?";
+    }
+}
 
 sub clean_tree () {
-    return if $clean_using_builder;
-    if ($cleanmode eq 'dpkg-source') {
+    # We always clean the tree ourselves, rather than leave it to the
+    # builder (dpkg-source, or soemthing which calls dpkg-source).
+    if ($cleanmode =~ m{^dpkg-source}) {
+	my @cmd = @dpkgbuildpackage;
+	push @cmd, qw(-d) if $cleanmode =~ m{^dpkg-source-d};
+	push @cmd, qw(-T clean);
 	maybe_apply_patches_dirtily();
-	runcmd_ordryrun_local @dpkgbuildpackage, qw(-T clean);
-    } elsif ($cleanmode eq 'dpkg-source-d') {
-	maybe_apply_patches_dirtily();
-	runcmd_ordryrun_local @dpkgbuildpackage, qw(-d -T clean);
+	runcmd_ordryrun_local @cmd;
+	clean_tree_check_git_wd __
+ "tree contains uncommitted files (after running rules clean)";
     } elsif ($cleanmode eq 'git') {
 	runcmd_ordryrun_local @git, qw(clean -xdf);
     } elsif ($cleanmode eq 'git-ff') {
 	runcmd_ordryrun_local @git, qw(clean -xdff);
-    } elsif ($cleanmode eq 'check') {
-	my $leftovers = cmdoutput @git, qw(clean -xdn);
-	if (length $leftovers) {
-	    print STDERR $leftovers, "\n" or confess $!;
-	    fail __
- "tree contains uncommitted files and --clean=check specified";
-	}
+    } elsif ($cleanmode =~ m{^check}) {
+	clean_tree_check();
     } elsif ($cleanmode eq 'none') {
     } else {
-	die "$cleanmode ?";
+	confess "$cleanmode ?";
     }
 }
 
@@ -6243,9 +6303,18 @@ sub build_prep_early () {
 sub build_prep ($) {
     my ($wantsrc) = @_;
     build_prep_early();
-    # clean the tree if we're trying to include dirty changes in the
-    # source package, or we are running the builder in $maindir
-    clean_tree() if $includedirty || ($wantsrc & WANTSRC_BUILDER);
+    if (!building_source_in_playtree() || ($wantsrc & WANTSRC_BUILDER)) {
+	# Clean the tree because we're going to use the contents of
+	# $maindir.  (We trying to include dirty changes in the source
+	# package, or we are running the builder in $maindir.)
+	clean_tree();
+    } else {
+	# We don't actually need to do anything in $maindir, but we
+	# should do some kind of cleanliness check because (i) the
+	# user may have forgotten a `git add', and (ii) if the user
+	# said -wc we should still do the check.
+	clean_tree_check();
+    }
     build_maybe_quilt_fixup();
     if ($rmchanges) {
 	my $pat = changespat $version;
@@ -6516,9 +6585,7 @@ sub cmd_gbp_build {
 	build_source();
 	midbuild_checkchanges_vanilla $wantsrc;
     } else {
-	if (!$clean_using_builder) {
-	    push @cmd, '--git-cleaner=true';
-	}
+	push @cmd, '--git-cleaner=true';
     }
     maybe_unapply_patches_again();
     if ($wantsrc & WANTSRC_BUILDER) {
@@ -6566,6 +6633,24 @@ sub build_source {
         }
     } else {
         $leafdir = basename $maindir;
+
+	if ($buildproductsdir ne '..') {
+	    # Well, we are going to run dpkg-source -b which consumes
+	    # origs from .. and generates output there.  To make this
+	    # work when the bpd is not .. , we would have to (i) link
+	    # origs from bpd to .. , (ii) check for files that
+	    # dpkg-source -b would/might overwrite, and afterwards
+	    # (iii) move all the outputs back to the bpd (iv) except
+	    # for the origs which should be deleted from .. if they
+	    # weren't there beforehand.  And if there is an error and
+	    # we don't run to completion we would necessarily leave a
+	    # mess.  This is too much.  The real way to fix this
+	    # is for dpkg-source to have bpd support.
+	    confess unless $includedirty;
+	    fail __
+ "--include-dirty not supported with --build-products-dir, sorry";
+	}
+
         changedir '..';
     }
     runcmd_ordryrun_local @cmd, $leafdir;
@@ -6582,8 +6667,8 @@ sub build_source {
     my $mv = sub {
 	my ($why, $l) = @_;
         printdebug " renaming ($why) $l\n";
-        rename "$l", bpd_abs()."/$l"
-	    or fail f_ "put in place new built file (%s): %s", $l, $!;
+        rename_link_xf 0, "$l", bpd_abs()."/$l"
+	    or fail f_ "put in place new built file (%s): %s", $l, $@;
     };
     foreach my $l (split /\n/, getfield $dsc, 'Files') {
         $l =~ m/\S+$/ or next;
@@ -6812,7 +6897,7 @@ sub cmd_import_dsc {
 	    fail f_ <<END, $dsc_hash
 .dsc contains Dgit field referring to object %s
 Your git tree does not have that object.  Try `git fetch' from a
-plausible server (browse.dgit.d.o? alioth?), and try the import-dsc again.
+plausible server (browse.dgit.d.o? salsa?), and try the import-dsc again.
 END
 	}
 	if ($oldhash && !is_fast_fwd $oldhash, $dsc_hash) {
@@ -7202,15 +7287,18 @@ sub parseopts () {
 		} elsif (s/^-wgf$//s) {
 		    push @ropts, $&;
 		    $cleanmode = 'git-ff';
-		} elsif (s/^-wd$//s) {
+		} elsif (s/^-wd(d?)([na]?)$//s) {
 		    push @ropts, $&;
 		    $cleanmode = 'dpkg-source';
-		} elsif (s/^-wdd$//s) {
-		    push @ropts, $&;
-		    $cleanmode = 'dpkg-source-d';
+		    $cleanmode .= '-d' if $1;
+		    $cleanmode .= ',no-check' if $2 eq 'n';
+		    $cleanmode .= ',all-check' if $2 eq 'a';
 		} elsif (s/^-wc$//s) {
 		    push @ropts, $&;
 		    $cleanmode = 'check';
+		} elsif (s/^-wci$//s) {
+		    push @ropts, $&;
+		    $cleanmode = 'check,ignores';
 		} elsif (s/^-c([^=]*)\=(.*)$//s) {
 		    push @git, '-c', $&;
 		    $gitcfgs{cmdline}{$1} = [ $2 ];
@@ -7318,11 +7406,14 @@ sub parseopts_late_defaults () {
 
     if (!defined $cleanmode) {
 	local $access_forpush;
-	$cleanmode = access_cfg('clean-mode', 'RETURN-UNDEF');
+	$cleanmode = access_cfg('clean-mode-newer', 'RETURN-UNDEF');
+	$cleanmode = undef if $cleanmode && $cleanmode !~ m/^$cleanmode_re$/;
+
+	$cleanmode //= access_cfg('clean-mode', 'RETURN-UNDEF');
 	$cleanmode //= 'dpkg-source';
 
 	badcfg f_ "unknown clean-mode \`%s'", $cleanmode unless
-	    $cleanmode =~ m/^($cleanmode_re)$(?!\n)/s;
+	    $cleanmode =~ m/$cleanmode_re/;
     }
 
     $buildproductsdir //= access_cfg('build-products-dir', 'RETURN-UNDEF');
@@ -7355,7 +7446,10 @@ $cmd =~ y/-/_/;
 my $pre_fn = ${*::}{"pre_$cmd"};
 $pre_fn->() if $pre_fn;
 
-record_maindir if $invoked_in_git_tree;
+if ($invoked_in_git_tree) {
+    changedir_git_toplevel();
+    record_maindir();
+}
 git_slurp_config();
 
 my $fn = ${*::}{"cmd_$cmd"};