l3kernel (5jun11)

git-svn-id: svn://tug.org/texlive/trunk@23282 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 394 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3expan.sty b/Master/texmf-dist/tex/latex/l3kernel/l3expan.sty
new file mode 100644
index 00000000000..028e9cd3bc0
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+++ b/Master/texmf-dist/tex/latex/l3kernel/l3expan.sty
@@ -0,0 +1,394 @@
+%%
+%% This is file `l3expan.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% l3expan.dtx  (with options: `package')
+%% 
+%% EXPERIMENTAL CODE
+%% 
+%% Do not distribute this file without also distributing the
+%% source files specified above.
+%% 
+%% Do not distribute a modified version of this file.
+%% 
+%% File: l3expan.dtx Copyright (C) 1990-2011 The LaTeX3 project
+%%
+%% It may be distributed and/or modified under the conditions of the
+%% LaTeX Project Public License (LPPL), either version 1.3c of this
+%% license or (at your option) any later version.  The latest version
+%% of this license is in the file
+%%
+%%    http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "expl3 bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% The released version of this bundle is available from CTAN.
+%%
+%% -----------------------------------------------------------------------
+%%
+%% The development version of the bundle can be found at
+%%
+%%    http://www.latex-project.org/svnroot/experimental/trunk/
+%%
+%% for those people who are interested.
+%%
+%%%%%%%%%%%
+%% NOTE: %%
+%%%%%%%%%%%
+%%
+%%   Snapshots taken from the repository represent work in progress and may
+%%   not work or may contain conflicting material!  We therefore ask
+%%   people _not_ to put them into distributions, archives, etc. without
+%%   prior consultation with the LaTeX3 Project.
+%%
+%% -----------------------------------------------------------------------
+\RequirePackage{l3names}
+\GetIdInfo$Id: l3expan.dtx 2480 2011-06-20 17:25:23Z bruno $
+  {L3 Experimental argument expansion}
+\ProvidesExplPackage
+  {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
+\package_check_loaded_expl:
+\cs_new_nopar:Npn \l_exp_tl { }
+\cs_new:Npn \exp_arg_next:nnn #1#2#3 { #2 \::: { #3 {#1} } }
+\cs_new:Npn \exp_arg_next_nobrace:nnn #1#2#3 { #2 \::: { #3 #1 } }
+\cs_new:Npn \::: #1 {#1}
+\cs_new:Npn \::n #1 \::: #2#3 { #1 \::: { #2 {#3} } }
+\cs_new:Npn \::N #1 \::: #2#3 { #1 \::: {#2#3} }
+\cs_new:Npn \::c #1 \::: #2#3
+  { \exp_after:wN \exp_arg_next_nobrace:nnn \cs:w #3 \cs_end: {#1} {#2} }
+\cs_new:Npn \::o #1 \::: #2#3
+  { \exp_after:wN \exp_arg_next:nnn \exp_after:wN {#3} {#1} {#2} }
+\cs_new:Npn \::f #1 \::: #2#3
+  {
+    \exp_after:wN \exp_arg_next:nnn
+      \exp_after:wN { \tex_romannumeral:D -`0 #3 }
+      {#1} {#2}
+  }
+\use:nn { \cs_new_eq:NN \exp_stop_f: } { ~ }
+\cs_new_protected:Npn \::x #1 \::: #2#3
+  {
+    \cs_set_nopar:Npx \l_exp_tl { {#3} }
+    \exp_after:wN \exp_arg_next:nnn \l_exp_tl {#1} {#2}
+  }
+\cs_new:Npn \::V #1 \::: #2#3
+  {
+    \exp_after:wN \exp_arg_next:nnn
+      \exp_after:wN { \tex_romannumeral:D \exp_eval_register:N #3 }
+      {#1} {#2}
+}
+\cs_new:Npn \::v # 1\::: #2#3
+  {
+    \exp_after:wN \exp_arg_next:nnn
+      \exp_after:wN { \tex_romannumeral:D \exp_eval_register:c {#3} }
+      {#1} {#2}
+  }
+\cs_new_nopar:Npn \exp_eval_register:N #1
+  {
+    \exp_after:wN \if_meaning:w \exp_not:N #1 #1
+      \if_meaning:w \scan_stop: #1
+        \exp_eval_error_msg:w
+      \fi:
+    \else:
+      \exp_after:wN \use_i_ii:nnn
+    \fi:
+    \exp_after:wN \c_zero \tex_the:D #1
+  }
+\cs_new_nopar:Npn \exp_eval_register:c #1
+  { \exp_after:wN \exp_eval_register:N \cs:w #1 \cs_end: }
+\group_begin:%
+\tex_catcode:D`\!=11\scan_stop:%
+\tex_catcode:D`\ =11\scan_stop:%
+\cs_new:Npn\exp_eval_error_msg:w#1\tex_the:D#2{%
+\fi:\fi:\exp_after:wN\c_zero\erroneous variable used!}%
+\group_end:%
+\cs_new:Npn \exp_args:No #1#2 { \exp_after:wN #1 \exp_after:wN {#2} }
+\cs_new:Npn \exp_args:NNo #1#2#3
+  { \exp_after:wN #1 \exp_after:wN #2 \exp_after:wN {#3} }
+\cs_new:Npn \exp_args:NNNo #1#2#3#4
+  { \exp_after:wN #1 \exp_after:wN#2 \exp_after:wN #3 \exp_after:wN {#4} }
+\cs_new:Npn \exp_args:cc #1#2
+  { \cs:w #1 \exp_after:wN \cs_end: \cs:w #2 \cs_end: }
+\cs_new:Npn \exp_args:NNc #1#2#3
+  { \exp_after:wN #1 \exp_after:wN #2 \cs:w # 3\cs_end: }
+\cs_new:Npn \exp_args:Ncc #1#2#3
+  { \exp_after:wN #1 \cs:w #2 \exp_after:wN \cs_end: \cs:w #3 \cs_end: }
+\cs_new:Npn \exp_args:Nccc #1#2#3#4
+  {
+    \exp_after:wN #1
+      \cs:w #2 \exp_after:wN \cs_end:
+      \cs:w #3 \exp_after:wN \cs_end:
+      \cs:w #4 \cs_end:
+  }
+\cs_new:Npn \exp_args:Nf #1#2
+  { \exp_after:wN #1 \exp_after:wN { \tex_romannumeral:D -`0 #2 } }
+\cs_new:Npn \exp_args:Nv #1#2
+  {
+    \exp_after:wN #1 \exp_after:wN
+      { \tex_romannumeral:D \exp_eval_register:c {#2} }
+  }
+\cs_new:Npn \exp_args:NV #1#2
+  {
+    \exp_after:wN #1 \exp_after:wN
+      { \tex_romannumeral:D \exp_eval_register:N #2 }
+  }
+\cs_new:Npn \exp_args:NNf #1#2#3
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \exp_after:wN { \tex_romannumeral:D -`0 #3 }
+  }
+\cs_new:Npn \exp_args:NNv #1#2#3
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \exp_after:wN { \tex_romannumeral:D \exp_eval_register:c {#3} }
+  }
+\cs_new:Npn \exp_args:NNV #1#2#3
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \exp_after:wN { \tex_romannumeral:D \exp_eval_register:N #3 }
+  }
+\cs_new:Npn \exp_args:Nco #1#2#3
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \exp_after:wN {#3}
+  }
+\cs_new:Npn \exp_args:Ncf #1#2#3
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \exp_after:wN { \tex_romannumeral:D -`0 #3 }
+  }
+\cs_new_nopar:Npn \exp_args:NVV #1#2#3
+  {
+    \exp_after:wN #1
+    \exp_after:wN { \tex_romannumeral:D \exp_after:wN
+      \exp_eval_register:N \exp_after:wN #2 \exp_after:wN }
+    \exp_after:wN { \tex_romannumeral:D \exp_eval_register:N #3 }
+  }
+\cs_new:Npn \exp_args:NNNV #1#2#3#4
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \exp_after:wN #3
+    \exp_after:wN { \tex_romannumeral:D \exp_eval_register:N #4 }
+  }
+\cs_new:Npn \exp_args:NcNc #1#2#3#4
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \exp_after:wN #3
+    \cs:w #4 \cs_end:
+  }
+\cs_new:Npn \exp_args:NcNo #1#2#3#4
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \exp_after:wN #3
+    \exp_after:wN {#4}
+  }
+\cs_new:Npn \exp_args:Ncco #1#2#3#4
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \cs:w #3 \exp_after:wN \cs_end:
+    \exp_after:wN {#4}
+  }
+\cs_new_protected_nopar:Npn \exp_args:Nx { \::x \::: }
+\cs_new_nopar:Npn \exp_args:Nnc { \::n \::c \::: }
+\cs_new_nopar:Npn \exp_args:Nfo { \::f \::o \::: }
+\cs_new_nopar:Npn \exp_args:Nff { \::f \::f \::: }
+\cs_new_nopar:Npn \exp_args:Nnf { \::n \::f \::: }
+\cs_new_nopar:Npn \exp_args:Nno { \::n \::o \::: }
+\cs_new_nopar:Npn \exp_args:NnV { \::n \::V \::: }
+\cs_new_nopar:Npn \exp_args:Noc { \::o \::c \::: }
+\cs_new_nopar:Npn \exp_args:Noo { \::o \::o \::: }
+\cs_new_protected_nopar:Npn \exp_args:NNx { \::N \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Ncx { \::c \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nnx { \::n \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nox { \::o \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nxo { \::x \::o \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nxx { \::x \::x \::: }
+\cs_new_nopar:Npn \exp_args:NNno { \::N \::n \::o \::: }
+\cs_new_nopar:Npn \exp_args:NNoo { \::N \::o \::o \::: }
+\cs_new_nopar:Npn \exp_args:Nnnc { \::n \::n \::c \::: }
+\cs_new_nopar:Npn \exp_args:Nnno { \::n \::n \::o \::: }
+\cs_new_nopar:Npn \exp_args:Nooo { \::o \::o \::o \::: }
+\cs_new_protected_nopar:Npn \exp_args:NNnx { \::N \::n \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:NNox { \::N \::o \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nnnx { \::n \::n \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nnox { \::n \::o \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Nccx { \::c \::c \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Ncnx { \::c \::n \::x \::: }
+\cs_new_protected_nopar:Npn \exp_args:Noox { \::o \::o \::x \::: }
+\cs_new:Npn \exp_arg_last_unbraced:nn #1#2 { #2#1 }
+\cs_new:Npn \::f_unbraced \::: #1#2
+  {
+    \exp_after:wN \exp_arg_last_unbraced:nn
+      \exp_after:wN { \tex_romannumeral:D -`0 #2 } {#1}
+  }
+\cs_new:Npn \::o_unbraced \::: #1#2
+  { \exp_after:wN \exp_arg_last_unbraced:nn \exp_after:wN {#2} {#1} }
+\cs_new:Npn \::V_unbraced \::: #1#2
+  {
+    \exp_after:wN \exp_arg_last_unbraced:nn
+      \exp_after:wN { \tex_romannumeral:D \exp_eval_register:N #2 } {#1}
+  }
+\cs_new:Npn \::v_unbraced \::: #1#2
+  {
+    \exp_after:wN \exp_arg_last_unbraced:nn
+      \exp_after:wN { \tex_romannumeral:D \exp_eval_register:c {#2} } {#1}
+  }
+\cs_new:Npn \exp_last_unbraced:NV #1#2
+  { \exp_after:wN #1 \tex_romannumeral:D \exp_eval_register:N #2 }
+\cs_new:Npn \exp_last_unbraced:Nv #1#2
+  { \exp_after:wN #1 \tex_romannumeral:D \exp_eval_register:c {#2} }
+\cs_new:Npn \exp_last_unbraced:No #1#2 { \exp_after:wN #1 #2 }
+\cs_new:Npn \exp_last_unbraced:Nf #1#2
+  { \exp_after:wN #1 \tex_romannumeral:D -`0 #2 }
+\cs_new:Npn \exp_last_unbraced:NcV #1#2#3
+  {
+    \exp_after:wN #1
+    \cs:w #2 \exp_after:wN \cs_end:
+    \tex_romannumeral:D \exp_eval_register:N #3
+  }
+\cs_new:Npn \exp_last_unbraced:NNV #1#2#3
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \tex_romannumeral:D \exp_eval_register:N #3
+  }
+\cs_new:Npn \exp_last_unbraced:NNo #1#2#3
+  { \exp_after:wN #1 \exp_after:wN #2 #3 }
+\cs_new_nopar:Npn \exp_last_unbraced:Noo { \::o \::o_unbraced \::: }
+\cs_new_nopar:Npn \exp_last_unbraced:Nfo { \::f \::o_unbraced \::: }
+\cs_new:Npn \exp_last_unbraced:NNNV #1#2#3#4
+  {
+    \exp_after:wN #1
+    \exp_after:wN #2
+    \exp_after:wN #3
+    \tex_romannumeral:D \exp_eval_register:N #4
+  }
+\cs_new:Npn \exp_last_unbraced:NNNo #1#2#3#4
+  { \exp_after:wN #1 \exp_after:wN #2 \exp_after:wN #3 #4 }
+\cs_new:Npn \exp_last_two_unbraced:Noo #1#2#3
+  { \exp_after:wN \exp_last_two_unbraced_aux:nnN \exp_after:wN {#3} {#2} #1 }
+\cs_new:Npn \exp_last_two_unbraced_aux:nnN #1#2#3
+   { \exp_after:wN #3 #2 #1 }
+\cs_new:Npn \exp_not:o #1 { \etex_unexpanded:D \exp_after:wN {#1} }
+\cs_new:Npn \exp_not:f #1
+  { \etex_unexpanded:D \exp_after:wN { \tex_romannumeral:D -`0 #1 } }
+\cs_new:Npn \exp_not:V #1
+  {
+    \etex_unexpanded:D \exp_after:wN
+      { \tex_romannumeral:D \exp_eval_register:N #1 }
+  }
+\cs_new:Npn \exp_not:v #1
+  {
+    \etex_unexpanded:D \exp_after:wN
+      { \tex_romannumeral:D \exp_eval_register:c {#1} }
+  }
+\cs_new:Npn \exp_not:c #1 { \exp_after:wN \exp_not:N \cs:w #1 \cs_end: }
+\cs_new_protected:Npn \cs_generate_variant:Nn #1
+  {
+    \chk_if_exist_cs:N #1
+    \cs_split_function:NN #1 \cs_generate_variant_aux:nnNNn
+    #1
+  }
+\cs_new:Npn \cs_generate_variant_aux:nnNNn #1#2#3#4#5
+  { \cs_generate_variant_aux:Nnnw #4 {#1}{#2} #5 , ? , \q_recursion_stop }
+\cs_new:Npn \cs_generate_variant_aux:Nnnw #1#2#3#4 ,
+  {
+    \if:w ? #4
+      \exp_after:wN \use_none_delimit_by_q_recursion_stop:w
+    \fi:
+    \exp_args:NNc \cs_generate_variant_aux:NNn
+      #1
+      { #2 : #4 \use:c { use_none: \cs_generate_variant_aux:N #4 ? } #3 }
+      {#4}
+    \cs_generate_variant_aux:Nnnw #1 {#2} {#3}
+  }
+\cs_new:Npn \cs_generate_variant_aux:NNn #1 #2 #3
+  {
+    \cs_if_free:NTF #2
+      {
+        \cs_generate_variant_aux:NNpx #1 #2
+          { \exp_not:c { exp_args:N #3 } \exp_not:N #1 }
+        \cs_generate_internal_variant:n {#3}
+      }
+      {
+        \iow_log:x
+          {
+            Variant~\token_to_str:N #2~%
+            already~defined;~ not~ changing~ it~on~line~%
+            \tex_the:D \tex_inputlineno:D
+          }
+      }
+  }
+\cs_new:Npn \cs_generate_variant_aux:N #1
+  {
+    \if:w ? #1
+      \exp_after:wN \use_none:nn
+    \fi:
+    n
+    \cs_generate_variant_aux:N
+  }
+\group_begin:
+  \tex_lccode:D `\Z = `\d \scan_stop:
+  \tex_lccode:D `\? =`\\ \scan_stop:
+  \tex_catcode:D `\P = 12 \scan_stop:
+  \tex_catcode:D `\R = 12 \scan_stop:
+  \tex_catcode:D `\O = 12 \scan_stop:
+  \tex_catcode:D `\T = 12 \scan_stop:
+  \tex_catcode:D `\E = 12 \scan_stop:
+  \tex_catcode:D `\C = 12 \scan_stop:
+  \tex_catcode:D `\Z = 12 \scan_stop:
+\tex_lowercase:D
+  {
+    \group_end:
+    \cs_new_nopar:Npn \cs_generate_variant_aux:NNpx #1
+      {
+        \exp_after:wN \cs_generate_variant_aux:w
+          \token_to_meaning:N #1 ? PROTECTEZ \q_stop
+      }
+    \cs_new:Npn \cs_generate_variant_aux:w #1 ? PROTECTEZ #2 \q_stop
+      {
+        \if_catcode:w a \etex_detokenize:D \exp_after:wN {#1} a
+          \exp_after:wN \cs_new_protected_nopar:Npx
+        \else:
+          \exp_after:wN \cs_new_nopar:Npx
+        \fi:
+      }
+  }
+\cs_new_protected:Npn \cs_generate_internal_variant:n #1
+  {
+    \cs_if_free:cT { exp_args:N #1 }
+      {
+        \cs_new:cpx { exp_args:N #1 }
+          { \cs_generate_internal_variant_aux:N #1 : }
+     }
+  }
+\cs_new:Npn \cs_generate_internal_variant_aux:N #1
+  {
+    \exp_not:c { :: #1 }
+    \if_meaning:w #1 :
+      \exp_after:wN \use_none:n
+    \fi:
+    \cs_generate_internal_variant_aux:N
+  }
+\cs_generate_variant:Nn \str_if_eq_p:nn {  V ,  o }
+\cs_generate_variant:Nn \str_if_eq_p:nn { nV , no , VV }
+\cs_generate_variant:Nn \str_if_eq:nnT  {  V ,  o }
+\cs_generate_variant:Nn \str_if_eq:nnT  { nV , no , VV }
+\cs_generate_variant:Nn \str_if_eq:nnF  {  V ,  o }
+\cs_generate_variant:Nn \str_if_eq:nnF  { nV , no , VV }
+\cs_generate_variant:Nn \str_if_eq:nnTF {  V ,  o }
+\cs_generate_variant:Nn \str_if_eq:nnTF { nV , no , VV }
+%% 
+%%
+%% End of file `l3expan.sty'.