[latex3-commits] [git/LaTeX3-latex3-latex2e] hotfix/gh455-firstaid: small change big effect .. of course #455 shows up in various test results (cd52c05c)

Frank Mittelbach frank.mittelbach at latex-project.org
Mon Dec 14 23:23:47 CET 2020 

Repository : https://github.com/latex3/latex2e
On branch  : hotfix/gh455-firstaid
Link       : https://github.com/latex3/latex2e/commit/cd52c05c448b2f916efc87012a4639cc24498a2d

>---------------------------------------------------------------

commit cd52c05c448b2f916efc87012a4639cc24498a2d
Author: Frank Mittelbach <frank.mittelbach at latex-project.org>
Date:   Mon Dec 14 23:23:47 2020 +0100

    small change big effect .. of course  #455 shows up in various test results


>---------------------------------------------------------------

cd52c05c448b2f916efc87012a4639cc24498a2d
 base/testfiles-lthooks/lthooks-000.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-001.tlg    | 4 ++--
 base/testfiles-lthooks/lthooks-002.tlg    | 4 ++--
 base/testfiles-lthooks/lthooks-003.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-004.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-005.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-006.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-007.tlg    | 4 ++--
 base/testfiles-lthooks/lthooks-008.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-009.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-011.tlg    | 8 ++++----
 base/testfiles-lthooks/lthooks-013.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-021.tlg    | 2 +-
 base/testfiles-lthooks/lthooks-legacy.tlg | 2 +-
 base/testfiles-lthooks2/lthooks2-002.tlg  | 2 +-
 base/testfiles-lthooks2/lthooks2-005.tlg  | 4 ++--
 16 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/base/testfiles-lthooks/lthooks-000.tlg b/base/testfiles-lthooks/lthooks-000.tlg
index 50c44d84..90b96fed 100644
--- a/base/testfiles-lthooks/lthooks-000.tlg
+++ b/base/testfiles-lthooks/lthooks-000.tlg
@@ -65,7 +65,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 No file lthooks-000.aux.
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line ....
 LaTeX Font Info:    ... okay on input line ....
diff --git a/base/testfiles-lthooks/lthooks-001.tlg b/base/testfiles-lthooks/lthooks-001.tlg
index 13a78dd7..f5076fc1 100644
--- a/base/testfiles-lthooks/lthooks-001.tlg
+++ b/base/testfiles-lthooks/lthooks-001.tlg
@@ -79,7 +79,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobar\__hook_next xxx  
 The property list \g__hook_xxx_code_prop contains the pairs (without outer
 braces):
@@ -183,6 +183,6 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foo\__hook_next xxx  
 The hook xxx contains the rules:
diff --git a/base/testfiles-lthooks/lthooks-002.tlg b/base/testfiles-lthooks/lthooks-002.tlg
index 89c92155..99d77c56 100644
--- a/base/testfiles-lthooks/lthooks-002.tlg
+++ b/base/testfiles-lthooks/lthooks-002.tlg
@@ -79,7 +79,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobar\__hook_next xxx  
 **** Add to hook xxx (top-level) on input line ... <- baz
 The property list \g__hook_xxx_code_prop contains the pairs (without outer
@@ -187,6 +187,6 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobaz\__hook_next xxx  
 The hook xxx contains the rules:
diff --git a/base/testfiles-lthooks/lthooks-003.tlg b/base/testfiles-lthooks/lthooks-003.tlg
index 8e0eba0c..a1ec320b 100644
--- a/base/testfiles-lthooks/lthooks-003.tlg
+++ b/base/testfiles-lthooks/lthooks-003.tlg
@@ -156,5 +156,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo1 foo9 foo3 foo2 foo7 foo4 foo5 foo8 foo6\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-004.tlg b/base/testfiles-lthooks/lthooks-004.tlg
index 11775f56..ddd5ce7c 100644
--- a/base/testfiles-lthooks/lthooks-004.tlg
+++ b/base/testfiles-lthooks/lthooks-004.tlg
@@ -131,5 +131,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo4\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-005.tlg b/base/testfiles-lthooks/lthooks-005.tlg
index 630a5eb4..2d4478ac 100644
--- a/base/testfiles-lthooks/lthooks-005.tlg
+++ b/base/testfiles-lthooks/lthooks-005.tlg
@@ -163,5 +163,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo1 foo9 foo3 foo2 foo7 foo4 foo5 foo8 foo6\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-006.tlg b/base/testfiles-lthooks/lthooks-006.tlg
index b365a5c7..c60f3776 100644
--- a/base/testfiles-lthooks/lthooks-006.tlg
+++ b/base/testfiles-lthooks/lthooks-006.tlg
@@ -118,5 +118,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo1 foo3 foo2\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-007.tlg b/base/testfiles-lthooks/lthooks-007.tlg
index f4ce7a5b..d40924bb 100644
--- a/base/testfiles-lthooks/lthooks-007.tlg
+++ b/base/testfiles-lthooks/lthooks-007.tlg
@@ -119,7 +119,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo1 foo3\__hook_next xxx  
 Update code for hook 'begindocument' on input line ...:
 Update code for hook 'begindocument/before' on input line ...:
@@ -198,5 +198,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx ->  foo1 foo3\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-008.tlg b/base/testfiles-lthooks/lthooks-008.tlg
index 385a4225..3eee8c50 100644
--- a/base/testfiles-lthooks/lthooks-008.tlg
+++ b/base/testfiles-lthooks/lthooks-008.tlg
@@ -121,7 +121,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 No file lthooks-008.aux.
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line ....
 LaTeX Font Info:    ... okay on input line ....
diff --git a/base/testfiles-lthooks/lthooks-009.tlg b/base/testfiles-lthooks/lthooks-009.tlg
index fa50373f..903e56e1 100644
--- a/base/testfiles-lthooks/lthooks-009.tlg
+++ b/base/testfiles-lthooks/lthooks-009.tlg
@@ -72,7 +72,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 No file lthooks-009.aux.
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line ....
 LaTeX Font Info:    ... okay on input line ....
diff --git a/base/testfiles-lthooks/lthooks-011.tlg b/base/testfiles-lthooks/lthooks-011.tlg
index 801b4154..bec79d4e 100644
--- a/base/testfiles-lthooks/lthooks-011.tlg
+++ b/base/testfiles-lthooks/lthooks-011.tlg
@@ -77,7 +77,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foo\__hook_next xxx  
 **** Add to hook xxx (rear) on input line ... <- bar
 Update code for hook 'begindocument' on input line ...:
@@ -158,7 +158,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobar\__hook_next xxx  
 **** Add to hook xxx (labels) on input line ... <- baz
 Update code for hook 'begindocument' on input line ...:
@@ -241,7 +241,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobarbaz\__hook_next xxx  
 **** Add to hook xxx (return) on input line ... <- boom
 Update code for hook 'begindocument' on input line ...:
@@ -326,5 +326,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  xxx -> foobarbazboom\__hook_next xxx  
diff --git a/base/testfiles-lthooks/lthooks-013.tlg b/base/testfiles-lthooks/lthooks-013.tlg
index b8d13d54..70662455 100644
--- a/base/testfiles-lthooks/lthooks-013.tlg
+++ b/base/testfiles-lthooks/lthooks-013.tlg
@@ -155,7 +155,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  env/itemize/begin -> \typeout {env itemize first}\typeout {begin env itemize}\__hook_next env/itemize/begin  
  env/itemize/end -> \typeout {end env itemize}\__hook_next env/itemize/end  
  file/foo -> \typeout {file foo}\__hook_next file/foo  
diff --git a/base/testfiles-lthooks/lthooks-021.tlg b/base/testfiles-lthooks/lthooks-021.tlg
index 7fa35382..836feb71 100644
--- a/base/testfiles-lthooks/lthooks-021.tlg
+++ b/base/testfiles-lthooks/lthooks-021.tlg
@@ -65,7 +65,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 No file lthooks-021.aux.
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line ....
 LaTeX Font Info:    ... okay on input line ....
diff --git a/base/testfiles-lthooks/lthooks-legacy.tlg b/base/testfiles-lthooks/lthooks-legacy.tlg
index 6acfa482..4e945848 100644
--- a/base/testfiles-lthooks/lthooks-legacy.tlg
+++ b/base/testfiles-lthooks/lthooks-legacy.tlg
@@ -90,7 +90,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 legacy defaultfamily on input line ...
 (../l3backend-dvips.def
 File: l3backend-dvips.def ....-..-.. L3 backend support: dvips
diff --git a/base/testfiles-lthooks2/lthooks2-002.tlg b/base/testfiles-lthooks2/lthooks2-002.tlg
index b7632bb8..5511a94a 100644
--- a/base/testfiles-lthooks2/lthooks2-002.tlg
+++ b/base/testfiles-lthooks2/lthooks2-002.tlg
@@ -85,7 +85,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 (lthooks2-002.aux)
 LaTeX Font Info:    Checking defaults for OML/cmm/m/it on input line ....
 LaTeX Font Info:    ... okay on input line ....
diff --git a/base/testfiles-lthooks2/lthooks2-005.tlg b/base/testfiles-lthooks2/lthooks2-005.tlg
index c70310df..46425383 100644
--- a/base/testfiles-lthooks2/lthooks2-005.tlg
+++ b/base/testfiles-lthooks2/lthooks2-005.tlg
@@ -60,7 +60,7 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
 **** Add to hook some-hook (other-package) on input line ... <- code from other-package,
 Update code for hook 'begindocument' on input line ...:
 Update code for hook 'begindocument/before' on input line ...:
@@ -129,5 +129,5 @@ All initialized (non-empty) hooks:
  file/after/biditools.sty -> \FirstAidNeededT {biditools}{sty}{....-..-.. v... Programming tools for bidi package}{ \def \firstaid at bidi@document at patch \endgroup ##1\begingroup ##2\firstaid at bidi@document at patch {\unexpanded {##1##2}}\edef \document {\expandafter \firstaid at bidi@document at patch \document \firstaid at bidi@document at patch }\AddToHook {enddocument/info}{\let \bidi at AfterEndDocumentCheckLabelsRerun \@firstofone \bidi at afterenddocumentchecklabelsrerunhook }} \__hook_next file/after/biditools.sty  
  file/after/dinbrief.cls -> \FirstAidNeededT {dinbrief}{cls}{....-..-.. LaTeX2e class}{\AddToHook {env/document/begin}{\begingroup }}\__hook_next file/after/dinbrief.cls  
  file/after/pgfpages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfpages.sty  
- file/after/pgfmorepages.sty -> \cs_gset_eq:NN \shipout \pgfpages at originalshipout \cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout \__hook_next file/after/pgfmorepages.sty  
+ file/after/pgfmorepages.sty -> \cs_set_nopar:Npn \pgfhookintoshipout {\cs_set_eq:NN \pgfpages at originalshipout \tex_shipout:D \cs_set_eq:NN \tex_shipout:D \pgfpages at interceptshipout }\__hook_next file/after/pgfmorepages.sty  
  some-hook -> code to run when other-package is loaded,code from other-package,\__hook_next some-hook

More information about the latex3-commits mailing list.