From eafdddad07cf0a91ba07cbd9309a0a46e3bd00ac Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sun, 24 Jan 2016 12:23:03 +0000
Subject: [PATCH] Eliminate tabs from TeX input files.

TeX doesn't typeset them very well (despite efforts to address this in
`sverb') and Emacs does well enough at dealing without that I've made it
display angry fruit salad when it sees tabs in TeX source.  So the tabs
in the source files have to go.
---
 mdwmath.dtx  |  12 +--
 mdwtab.dtx   | 328 +++++++++++++++++++++++++++++------------------------------
 mdwtools.ins |  58 +++++------
 poetry.dtx   |   4 +-
 sverb.dtx    |   2 +-
 syntax.dtx   |  26 ++---
 6 files changed, 215 insertions(+), 215 deletions(-)

diff --git a/mdwmath.dtx b/mdwmath.dtx
index 409f1a5..92788ff 100644
--- a/mdwmath.dtx
+++ b/mdwmath.dtx
@@ -119,8 +119,8 @@
 % Having just tried to do some simple things, I've found that there are maths
 % symbols missing.  Here they are, in all their glory:
 % \begin{center} \unverb\| \begin{tabular}{cl|cl|cl}
-% $\&$ & "\&"		& $\bitor$ & "\bitor"	& $\dbland$ & "\dbland" \\
-% $\bitand$ & "\bitand"	& $\dblor$ & "\dblor"	&
+% $\&$ & "\&"           & $\bitor$ & "\bitor"   & $\dbland$ & "\dbland" \\
+% $\bitand$ & "\bitand" & $\dblor$ & "\dblor"   &
 % \end{tabular} \end{center}
 %
 % \DescribeMacro\xor
@@ -219,9 +219,9 @@
 % \DescribeMacro\negl
 % A few esoteric new operator names are supplied.
 % \begin{center} \unverb\| \begin{tabular}{cl|cl|cl}
-% $\keys$ & "\keys"	& $\dom$ & "\dom"	& $\ran$ & "\ran" \\
-% $\supp$ & "\supp"	& $\lcm$ & "\lcm"       & $\ord$ & "\ord" \\
-% $\poly$ & "\poly"	& $\negl$ & "\negl"
+% $\keys$ & "\keys"     & $\dom$ & "\dom"       & $\ran$ & "\ran" \\
+% $\supp$ & "\supp"     & $\lcm$ & "\lcm"       & $\ord$ & "\ord" \\
+% $\poly$ & "\poly"     & $\negl$ & "\negl"
 % \end{tabular} \end{center}
 % I think |\lcm| ought to be self-explanatory.  The |\dom| and |\ran|
 % operators pick out the domain and range of a function, respectively; thus,
@@ -360,7 +360,7 @@
 %
 % \begin{demo}[w]{Lots of equations}
 %\begin{eqnarray}[rl:rl:l]
-% V_i &= v_i - q_i v_j,	& X_i &= x_i - q_i x_j,	&
+% V_i &= v_i - q_i v_j, & X_i &= x_i - q_i x_j, &
 %       U_i = u_i, \qquad \mbox{for $i \ne j$}  \label{eq:A} \\
 % V_j &= v_j,           & X_j &= x_j            &
 %       U_j u_j + \sum_{i \ne j} q_i u_i.
diff --git a/mdwtab.dtx b/mdwtab.dtx
index a5786e5..b972848 100644
--- a/mdwtab.dtx
+++ b/mdwtab.dtx
@@ -224,7 +224,7 @@
 %
 % \item David Carlisle's \package{colortbl} package entirely fails to work
 %       with \package{mdwtab}.  However, we now have colour support of our
-%	own which is at times similar in style.
+%       own which is at times similar in style.
 %
 % \end{itemize}
 %
@@ -270,7 +270,7 @@
 %
 % \begin{grammar}
 %
-% <tabular-env>	::= \[[
+% <tabular-env> ::= \[[
 %   "\\begin"
 %   \begin{stack}
 %     "{tabular}" \\ "{tabular*}" "{" <length> "}" \\
@@ -284,23 +284,23 @@
 %
 % <position-arg> ::= (see below)
 %
-% <preamble>	::= \[[
+% <preamble>    ::= \[[
 %   <first-column>
 %   \[ \< <column> \> \]
 % \]]
 %
 % <first-column> ::= \[[ \[ <rule> \] <column> \]]
 %
-% <column>	::= \[[
+% <column>      ::= \[[
 %   \[ <spacing> \] \[ \< <user-pre-text> \> \] <column-type>
 %   \[ \< <user-post-text> \> \] \[ <spacing> \] \[ <rule> \]
 % \]]
 %
-% <spacing>	::= \[[ "@" "{" <text> "}" \]]
+% <spacing>     ::= \[[ "@" "{" <text> "}" \]]
 %
 % <user-pre-text> ::= \[[ \[ "?" \] ">" "{" <text> "}" \]]
 %
-% <column-type>	::= \[[
+% <column-type> ::= \[[
 %   \begin{stack}
 %     \[ "T" \\ "M" \] \( "l" \\ "c" \\ "r" \) \\
 %     \( "p" \\ "m" \\ "b" \) "{" <length> "}" \\
@@ -310,7 +310,7 @@
 %
 % <user-post-text> ::= \[[ \[ "?" \] "<" "{" <text> "}" \]]
 %
-% <rule>	::= \[[ \( "|" \\ "!" "{" <text> "}" \) \]]
+% <rule>        ::= \[[ \( "|" \\ "!" "{" <text> "}" \) \]]
 %
 % \end{grammar}
 %
@@ -327,53 +327,53 @@
 % The actual column types are shown in table~\ref{tbl:columns}.
 %
 % \begin{table}
-% \begin{tabular}[C]{| >{\synshorts} c | m{3in} |}	   \hlx{hv[1]}
-%
-% \multicolumn{2}{|c|}{\bf Column types}		\\ \hlx{v[1]hv}
-% \bf Name	& \bf Meaning				\\ \hlx{vhv.}
-% "l"		& Left aligned text (\env{tabular}) or
-%		  equation (\env{array}).		\\ \hlx{.}
-% "c"		& Centred text (\env{tabular}) or
-%		  equation (\env{array}).		\\ \hlx{.}
-% "r"		& Right aligned text (\env{tabular}) or
-%		  equation (\env{array}).		\\ \hlx{vhv.}
+% \begin{tabular}[C]{| >{\synshorts} c | m{3in} |}         \hlx{hv[1]}
+%
+% \multicolumn{2}{|c|}{\bf Column types}                \\ \hlx{v[1]hv}
+% \bf Name      & \bf Meaning                           \\ \hlx{vhv.}
+% "l"           & Left aligned text (\env{tabular}) or
+%                 equation (\env{array}).               \\ \hlx{.}
+% "c"           & Centred text (\env{tabular}) or
+%                 equation (\env{array}).               \\ \hlx{.}
+% "r"           & Right aligned text (\env{tabular}) or
+%                 equation (\env{array}).               \\ \hlx{vhv.}
 % "Ml", "Mc" and "Mr" & Left, centre and right aligned
-%		  equations.*				\\ \hlx{.}
+%                 equations.*                           \\ \hlx{.}
 % "Tl", "Tc" and "Tr" & Left, centre and right aligned
-%		  text.*				\\ \hlx{vhv.}
+%                 text.*                                \\ \hlx{vhv.}
 % "p{"<width>"}" & Top aligned paragraph with the given
-%		  width.				\\ \hlx{.}
+%                 width.                                \\ \hlx{.}
 % "m{"<width>"}" & Vertically centred paragraph with
-%		  the given width.			\\ \hlx{.}
+%                 the given width.                      \\ \hlx{.}
 % "b{"<width>"}" & Bottom aligned paragraph with the
-%		  given width.				\\ \hlx{vhv.}
+%                 given width.                          \\ \hlx{vhv.}
 % "#{"<pre>"}{"<post>"}" & User defined column type:
-%		  \<pre> is inserted before the
-%		  cell entry, \<post> is inserted
-%		  afterwards.*				\\ \hlx{vhhv[1]}
-%
-% \multicolumn{2}{|c|}{\bf Other modifier characters}	\\ \hlx{v[1]hv}
-% \bf Name	& \bf Meaning				\\ \hlx{vhv.}
-% "|"		& Inserts a vertical rule between
-%		  columns.				\\ \hlx{.}
+%                 \<pre> is inserted before the
+%                 cell entry, \<post> is inserted
+%                 afterwards.*                          \\ \hlx{vhhv[1]}
+%
+% \multicolumn{2}{|c|}{\bf Other modifier characters}   \\ \hlx{v[1]hv}
+% \bf Name      & \bf Meaning                           \\ \hlx{vhv.}
+% "|"           & Inserts a vertical rule between
+%                 columns.                              \\ \hlx{.}
 % "$*["<params>"]" & Inserts a vertical rule of given
 %                 width between columns; "*" selects
 %                 "\arraythickrulewidth".*              \\ \hlx{.}
-% "!{"<text>"}"	& Inserts \<text> between columns,
-%		  treating it as a vertical rule.	\\ \hlx{vhv.}
-% "@{"<text>"}"	& Inserts \<text> instead of the
-%		  usual intercolumn space.		\\ \hlx{vhv.}
-% ">{"<text>"}"	& Inserts \<text> just before the
-%		  actual column entry.			\\ \hlx{.}
-% "<{"<text>"}"	& Inserts \<text> just after the
-%		  actual column entry.			\\ \hlx{.}
+% "!{"<text>"}" & Inserts \<text> between columns,
+%                 treating it as a vertical rule.       \\ \hlx{vhv.}
+% "@{"<text>"}" & Inserts \<text> instead of the
+%                 usual intercolumn space.              \\ \hlx{vhv.}
+% ">{"<text>"}" & Inserts \<text> just before the
+%                 actual column entry.                  \\ \hlx{.}
+% "<{"<text>"}" & Inserts \<text> just after the
+%                 actual column entry.                  \\ \hlx{.}
 % "?<{"<text>"}" & Inserts \<text> before the column
 %                 entry \emph{and} the rules list.*     \\ \hlx{.}
 % "?>{"<text>"}" & Inserts \<text> after the column
 %                 entry \emph{and} the rules list.*     \\ \hlx{vhv.}
 % "*{"<count>"}{"<chars>"}" & Inserts \<count>
-%		  copies of the \<chars> into the
-%		  preamble.				\\ \hlx{vhs}
+%                 copies of the \<chars> into the
+%                 preamble.                             \\ \hlx{vhs}
 %
 % \multicolumn{2}{@{}l}{* This column type is a new feature}
 % \end{tabular}
@@ -446,7 +446,7 @@
 % separated list of column numbers and ranges:
 %
 % \begin{grammar}
-% <cline-cmd>	::= \[[
+% <cline-cmd>   ::= \[[
 %   "\\cline"
 %   \[ "*" \] \\ \[ "[" <rule-params> "]" \]
 %   "{" \< <number> \[ "-" <number> \] \\ "," \> "}"
@@ -496,11 +496,11 @@
 %
 % \begin{grammar}
 %
-% <vgap-cmd>	::= \[[
+% <vgap-cmd>    ::= \[[
 %   "\\vgap" \[ "[" <which-cols> "]" \] "{" <length> "}"
 % \]]
 %
-% <which-cols>	::= \[[ \< <number> \[ "-" <number> \] \\ "," \> \]]
+% <which-cols>  ::= \[[ \< <number> \[ "-" <number> \] \\ "," \> \]]
 %
 % \end{grammar}
 %
@@ -527,7 +527,7 @@
 % The syntax is simple:
 % \begin{grammar}
 %
-% <hlx-cmd>	::= \[[
+% <hlx-cmd>     ::= \[[
 %   "\\hlx"
 %   \[ "*" \] \[ "[" <rule-params> "]" \]
 %   "{"
@@ -570,8 +570,8 @@
 %
 % \item [\lit*{z[}\<which-cols>\lit*{][}\<length>\lit*{]}]  Like \lit{v},
 %       except that the default gap is the current rule width (set by the
-%	\<rule-params>) rather than |\doublerulesep|.  This is a good thing
-%	to insert before a |\cline| row.
+%       \<rule-params>) rather than |\doublerulesep|.  This is a good thing
+%       to insert before a |\cline| row.
 %
 % \item [\lit*{s[}\<length>\lit*{]}]  Leaves a vertical gap with the
 %       given size.  If you omit the \<length> then |\doublerulesep| is
@@ -741,48 +741,48 @@
 % and tables look nicer.  They are all listed in table~\ref{tbl:config}.
 %
 % \begin{table}
-% \begin{tabular}[C]{| l | m{3in} |}				   \hlx{hv}
-% \bf Parameter		& \bf Meaning				\\ \hlx{vhv}
-% |\tabstyle|		& A command executed at the beginning of
-%			  a \env{tabular} or \env{tabular$*$}
-%			  environment.  By default does nothing.
-%			  Change using |\renewcommand|.		\\ \hlx{vhv}
-% |\extrarowheight|	& A length added to the height of every
-%			  row, used to stop table rules
-%			  overprinting ascenders.  Default 0\,pt.
-%			  Usage is deprecated now: use |\hlx|
-%			  instead.				\\ \hlx{vhv}
-% |\tabextrasep|	& Extra space added between rows in a
-%			  \env{tabular} or \env{tabular$*$}
-%			  environment (added \emph{before} any
-%			  following |\hline|).  Default 0\,pt.	\\
-% |\arrayextrasep|	& Analogous to |\tabextrasep|, but for
-%			  \env{array} environments.  Default
-%			  1\,jot (3\,pt).			\\
-% |\smarrayextrasep|	& Analogous to |\tabextrasep|, but for
-%			  \env{smarray} environments.  Default
-%			  1\,pt.				\\ \hlx{vhv}
-% |\tabcolsep|		& Space added by default on each side of
-%			  a table cell (unless suppressed by an
-%			  \lit{@}-expression) in \env{tabular}
-%			  environments.  Default is defined by
-%			  your document class.			\\
-% |\arraycolsep|	& Analogous to |\tabcolsep|, but for
-%			  \env{array} environments.  Default is
-%			  defined by your document class.	\\
-% |\smarraycolsep|	& Analogous to |\tabcolsep|, but for
-%			  \env{smarray} environments.  Default
-%			  is 3\,pt.				\\ \hlx{vhv}
-% |\arrayrulewidth|	& The width of horizontal and vertical
-%			  rules in tables.			\\
-% |\arraythickrulewidth|& The width of starred rules in tables.	\\
-% |\doublerulesep|	& Space added between two adjacent
-%			  vertical or horizontal rules.  Also
-%			  used by |\hlx{v}|.			\\ \hlx{vhv}
-% |\arraystretch|	& Command containing a factor to
-%			  multiply the default row height.
-%			  Default is defined by your document
-%			  class (usually 1).			\\ \hlx{vh}
+% \begin{tabular}[C]{| l | m{3in} |}                               \hlx{hv}
+% \bf Parameter         & \bf Meaning                           \\ \hlx{vhv}
+% |\tabstyle|           & A command executed at the beginning of
+%                         a \env{tabular} or \env{tabular$*$}
+%                         environment.  By default does nothing.
+%                         Change using |\renewcommand|.         \\ \hlx{vhv}
+% |\extrarowheight|     & A length added to the height of every
+%                         row, used to stop table rules
+%                         overprinting ascenders.  Default 0\,pt.
+%                         Usage is deprecated now: use |\hlx|
+%                         instead.                              \\ \hlx{vhv}
+% |\tabextrasep|        & Extra space added between rows in a
+%                         \env{tabular} or \env{tabular$*$}
+%                         environment (added \emph{before} any
+%                         following |\hline|).  Default 0\,pt.  \\
+% |\arrayextrasep|      & Analogous to |\tabextrasep|, but for
+%                         \env{array} environments.  Default
+%                         1\,jot (3\,pt).                       \\
+% |\smarrayextrasep|    & Analogous to |\tabextrasep|, but for
+%                         \env{smarray} environments.  Default
+%                         1\,pt.                                \\ \hlx{vhv}
+% |\tabcolsep|          & Space added by default on each side of
+%                         a table cell (unless suppressed by an
+%                         \lit{@}-expression) in \env{tabular}
+%                         environments.  Default is defined by
+%                         your document class.                  \\
+% |\arraycolsep|        & Analogous to |\tabcolsep|, but for
+%                         \env{array} environments.  Default is
+%                         defined by your document class.       \\
+% |\smarraycolsep|      & Analogous to |\tabcolsep|, but for
+%                         \env{smarray} environments.  Default
+%                         is 3\,pt.                             \\ \hlx{vhv}
+% |\arrayrulewidth|     & The width of horizontal and vertical
+%                         rules in tables.                      \\
+% |\arraythickrulewidth|& The width of starred rules in tables. \\
+% |\doublerulesep|      & Space added between two adjacent
+%                         vertical or horizontal rules.  Also
+%                         used by |\hlx{v}|.                    \\ \hlx{vhv}
+% |\arraystretch|       & Command containing a factor to
+%                         multiply the default row height.
+%                         Default is defined by your document
+%                         class (usually 1).                    \\ \hlx{vh}
 % \end{tabular}
 %
 % \caption{Parameters for configuring table environments}
@@ -816,7 +816,7 @@
 % This implementation allows you to define lots of different sets of columns.
 % You can change the current set using the |\colset| declaration:
 % \begin{grammar}
-% <colset-cmd>	::= \[[ "\\colset" "{" <set-name> "}" \]]
+% <colset-cmd>  ::= \[[ "\\colset" "{" <set-name> "}" \]]
 % \end{grammar}
 % This leaves a problem, though: at any particular moment, the current
 % column set could be anything, since other macros and packages can change
@@ -832,8 +832,8 @@
 % previous current column set.
 %
 % \begin{grammar}
-% <colpush-cmd>	::= \[[ "\\colpush" "{" <set-name> "}" \]]
-% <colpop-cmd>	::= \[[ "\\colpop" \]]
+% <colpush-cmd> ::= \[[ "\\colpush" "{" <set-name> "}" \]]
+% <colpop-cmd>  ::= \[[ "\\colpop" \]]
 % \end{grammar}
 %
 % The macros which manipulate the column set stack work \emph{locally}.
@@ -869,7 +869,7 @@
 % something lower-level.
 %
 % \begin{grammar}
-% <coldef-cmd>	::= \[[
+% <coldef-cmd>  ::= \[[
 %   "\\coldef"
 %     \[ "[" <set-name> "]" \]
 %     <col-name> <arg-template> "{" <replacement-text> "}"
@@ -929,7 +929,7 @@
 %
 % \begin{grammar}
 %
-% <collet-cmd>	::= \[[
+% <collet-cmd>  ::= \[[
 %   \[ "[" <set-name> "]" \] <col-name> \[ "=" \] \[ "[" <set-name> "]" \]
 %   <col-name>
 % \]]
@@ -1029,7 +1029,7 @@
 % using the |\tab@cr| command:
 %
 % \begin{grammar}
-% <tabcr-cmd>	::= \[[
+% <tabcr-cmd>   ::= \[[
 %   "\\tab@cr" <command> "{" <non-star-text> "}" "{" <star-text> "}"
 % \]]
 % \end{grammar}
@@ -1237,7 +1237,7 @@
 %   \[ "[" \< <eqa-column> \> "]" \]
 % \]]
 %
-% <eqa-column>	::= \[[
+% <eqa-column>  ::= \[[
 %   \[ "q" \\ ":" \]
 %   \[ \< ">" "{" <pre-text> "}" \> \]
 %   \begin{stack}
@@ -1258,34 +1258,34 @@
 % table~\ref{tbl:eqnarray}.
 %
 % \begin{table}
-% \begin{tabular}[C]{| >{\synshorts} c | m{3in} |}	   \hlx{hv[1]}
-%
-% \multicolumn{2}{|c|}{\bf Column types}		\\ \hlx{v[1]hv}
-% \bf Name	& \bf Meaning				\\ \hlx{vhv.}
-% "l"		& Left aligned piece of equation.	\\ \hlx{.}
-% "c"		& Centred piece of equation.		\\ \hlx{.}
-% "x"		& Centred or flush-left whole equation
-%		  (depending on \textsf{fleqn} option).	\\ \hlx{.}
-% "r"		& Right aligned piece of equation.	\\ \hlx{vhv.}
-% "L"		& Left aligned piece of equation whose
-%		  width is considered to be 2\,em.	\\ \hlx{vhv.}
+% \begin{tabular}[C]{| >{\synshorts} c | m{3in} |}         \hlx{hv[1]}
+%
+% \multicolumn{2}{|c|}{\bf Column types}                \\ \hlx{v[1]hv}
+% \bf Name      & \bf Meaning                           \\ \hlx{vhv.}
+% "l"           & Left aligned piece of equation.       \\ \hlx{.}
+% "c"           & Centred piece of equation.            \\ \hlx{.}
+% "x"           & Centred or flush-left whole equation
+%                 (depending on \textsf{fleqn} option). \\ \hlx{.}
+% "r"           & Right aligned piece of equation.      \\ \hlx{vhv.}
+% "L"           & Left aligned piece of equation whose
+%                 width is considered to be 2\,em.      \\ \hlx{vhv.}
 % "Tl", "Tc" and "Tr" & Left, centre and right aligned
-%		  text.					\\ \hlx{vhhv[1]}
-%
-% \multicolumn{2}{|c|}{\bf Other modifier characters}	\\ \hlx{v[1]hv}
-% \bf Name	& \bf Meaning				\\ \hlx{vhv.}
-% ":"		& Leaves a big gap between equations.
-%		  By default, the `chunks' separated by
-%		  \lit{:}s are equally spaced on the
-%		  line.					\\ \hlx{.}
-% "q"		& Inserts 1\,em of space		\\ \hlx{vhv.}
-% ">{"<text>"}"	& Inserts \<text> just before the
-%		  actual column entry.			\\ \hlx{.}
-% "<{"<text>"}"	& Inserts \<text> just after the
-%		  actual column entry.			\\ \hlx{vhv.}
+%                 text.                                 \\ \hlx{vhhv[1]}
+%
+% \multicolumn{2}{|c|}{\bf Other modifier characters}   \\ \hlx{v[1]hv}
+% \bf Name      & \bf Meaning                           \\ \hlx{vhv.}
+% ":"           & Leaves a big gap between equations.
+%                 By default, the `chunks' separated by
+%                 \lit{:}s are equally spaced on the
+%                 line.                                 \\ \hlx{.}
+% "q"           & Inserts 1\,em of space                \\ \hlx{vhv.}
+% ">{"<text>"}" & Inserts \<text> just before the
+%                 actual column entry.                  \\ \hlx{.}
+% "<{"<text>"}" & Inserts \<text> just after the
+%                 actual column entry.                  \\ \hlx{vhv.}
 % "*{"<count>"}{"<chars>"}" & Inserts \<count>
-%		  copies of the \<chars> into the
-%		  preamble.				\\ \hlx{vh}
+%                 copies of the \<chars> into the
+%                 preamble.                             \\ \hlx{vh}
 % \end{tabular}
 %
 % \caption{\package{eqnarray} column types and modifiers}
@@ -1317,7 +1317,7 @@
 %
 % \begin{demo}[w]{Lots of equations}
 %\begin{eqnarray}[rl:rl:lq]
-% V_i &= v_i - q_i v_j,	& X_i &= x_i - q_i x_j,	&
+% V_i &= v_i - q_i v_j, & X_i &= x_i - q_i x_j, &
 %       U_i = u_i, \qquad \mbox{for $i \ne j$}  \\
 % V_j &= v_j,           & X_j &= x_j            &
 %       U_j u_j + \sum_{i \ne j} q_i u_i. \label{eq:A}
@@ -1533,31 +1533,31 @@
 % you like them.  These are all shown in table~\ref{tbl:eqnparms}.
 %
 % \begin{table}
-% \begin{tabular}[C]{| l | p{3in} |}				   \hlx{hv}
-% \bf Parameter		& \bf Use				\\ \hlx{vhv}
-% |\eqaopenskip|	& Length put on the left of an
-%			  \env{eqnarray} environment.  By
-%			  default, this is |\@centering| (to
-%			  centre the alignment) or |\mathindent|
-%			  (to left align) depending on whether
-%			  you're using the \textsf{fleqn}
-%			  document class option.		\\
-% |\eqacloseskip|	& Length put on the right of an
-%			  \env{eqnarray} environment.  By
-%			  default, this is |\@centering|, to
-%			  align the environment correctly.	\\ \hlx{vhv}
-% |\eqacolskip|		& Space added by the \lit{:} column
-%			  modifier.  This should be a rubber
-%			  length, although it only stretches in
-%			  \env{eqnarray}, not in \env{eqnalign}.
-%			  The default value is 1\smallf1/2\,em
-%			  with 1000\,pt of stretch.		\\
-% |\eqainskip|		& Space added at each side of a normal
-%			  column.  By default this is 0\,pt.	\\ \hlx{vhv}
-% |\eqastyle|		& The maths style used in the alignment.
-%			  By default, this is |\textstyle|,
-%			  and you probably won't want to change
-%			  it.					\\ \hlx{vh}
+% \begin{tabular}[C]{| l | p{3in} |}                               \hlx{hv}
+% \bf Parameter         & \bf Use                               \\ \hlx{vhv}
+% |\eqaopenskip|        & Length put on the left of an
+%                         \env{eqnarray} environment.  By
+%                         default, this is |\@centering| (to
+%                         centre the alignment) or |\mathindent|
+%                         (to left align) depending on whether
+%                         you're using the \textsf{fleqn}
+%                         document class option.                \\
+% |\eqacloseskip|       & Length put on the right of an
+%                         \env{eqnarray} environment.  By
+%                         default, this is |\@centering|, to
+%                         align the environment correctly.      \\ \hlx{vhv}
+% |\eqacolskip|         & Space added by the \lit{:} column
+%                         modifier.  This should be a rubber
+%                         length, although it only stretches in
+%                         \env{eqnarray}, not in \env{eqnalign}.
+%                         The default value is 1\smallf1/2\,em
+%                         with 1000\,pt of stretch.             \\
+% |\eqainskip|          & Space added at each side of a normal
+%                         column.  By default this is 0\,pt.    \\ \hlx{vhv}
+% |\eqastyle|           & The maths style used in the alignment.
+%                         By default, this is |\textstyle|,
+%                         and you probably won't want to change
+%                         it.                                   \\ \hlx{vh}
 % \end{tabular}
 %
 % \caption{Parameters for the \env{eqnarray} and \env{eqnalign} environments}
@@ -1628,15 +1628,15 @@
 %
 % \begin{grammar}
 %
-% <matrix-env>	::= \[[ <begin-matrix> <contents> <end-matrix> \]]
+% <matrix-env>  ::= \[[ <begin-matrix> <contents> <end-matrix> \]]
 %
 % <begin-matrix> ::= \[[ "\\begin{matrix}" \[ "[" <matrix-cols> "]" \] \]]
 %
-% <matrix-cols>	::= \[[
+% <matrix-cols> ::= \[[
 %   \< \[ "[" \] \[ "T" \] \( "l" \\ "c" \\ "r" \) \>
 % \]]
 %
-% <end-matrix>	::= \[[ "\\end{stack}" \]]
+% <end-matrix>  ::= \[[ "\\end{stack}" \]]
 %
 % \end{grammar}
 %
@@ -2052,7 +2052,7 @@
 % {\bf while} $\it tab\_state \ne s$ {\bf do} \\
 % \qq $\mathit{tab\_state = tab\_state}+1$; \\
 % \qq {\bf if} $\it tab\_state = tab\_limitState$ {\bf then}
-%				$\it tab\_state=tab\_loopState$; \\
+%                               $\it tab\_state=tab\_loopState$; \\
 % \qq {\bf if} $\it tab\_state = tab\_preSpcState$ {\bf then} \\
 % \qq \qq {\bf if} $\it tab\_initRule$ {\bf then} \\
 % \qq \qq \qq $\it tab\_initRule = {\bf false}$; \\
@@ -2063,7 +2063,7 @@
 % \qq \qq {\bf end\,if}; \\
 % \qq {\bf end\,if}; \\
 % \qq {\bf if} $\it tab\_state \ne s$ {\bf then}
-%				$\it do\_default(tab\_state)$; \\
+%                               $\it do\_default(tab\_state)$; \\
 % {\bf end\,while};
 % \end{quote}
 %
@@ -3993,18 +3993,18 @@
 %       Computer Programming} use the little `stub lines' to show where
 %       data items cross byte boundaries:
 %
-%	^^A This actually looks terrifyingly similar to the original.
-%	^^A The leading @{} is there to stop the table looking off-centre,
-%	^^A because there's no left hand rule telling you where the table
-%	^^A starts, like there is on the right, just the \tabcolsep glue.
-%
-%	\begingroup
-%	\newcommand{\wide}[2]{\multicolumn{#1}{c|}{\ttfamily #2}}
-%	\begin{tabular}[C]{@{} r @{\qquad} | Mc | *{5}{c|}} \hlx{c{2-7} v}
-%          empty & - & 1 & 0 & 0 & 0 & 0		\\ \hlx{v c{2-7} v}
-%	occupied & + & \wide{2}{LINK} & \wide{3}{KEY}	\\ \hlx{v c{2-7}}
-%	\end{tabular}
-%	\endgroup
+%       ^^A This actually looks terrifyingly similar to the original.
+%       ^^A The leading @{} is there to stop the table looking off-centre,
+%       ^^A because there's no left hand rule telling you where the table
+%       ^^A starts, like there is on the right, just the \tabcolsep glue.
+%
+%       \begingroup
+%       \newcommand{\wide}[2]{\multicolumn{#1}{c|}{\ttfamily #2}}
+%       \begin{tabular}[C]{@{} r @{\qquad} | Mc | *{5}{c|}} \hlx{c{2-7} v}
+%          empty & - & 1 & 0 & 0 & 0 & 0                \\ \hlx{v c{2-7} v}
+%       occupied & + & \wide{2}{LINK} & \wide{3}{KEY}   \\ \hlx{v c{2-7}}
+%       \end{tabular}
+%       \endgroup
 %
 % \end{itemize}
 %
diff --git a/mdwtools.ins b/mdwtools.ins
index e842fca..4b21acb 100644
--- a/mdwtools.ins
+++ b/mdwtools.ins
@@ -50,39 +50,39 @@ IMPORTANT NOTICE
 
 }
 
-\mdwgen{\mdwf {at.sty}		{\from {at.dtx}	      {package}}
-	\mdwf {mdwlist.sty}	{\from {mdwlist.dtx}  {package}}
-	\mdwf {mdwtab.sty}	{\from {mdwtab.dtx}   {mdwtab}
-				 \needed{syntax.dtx}
-				 \from {footnote.dtx} {macro}
-				 \from {doafter.dtx}  {macro}}
+\mdwgen{\mdwf {at.sty}          {\from {at.dtx}       {package}}
+        \mdwf {mdwlist.sty}     {\from {mdwlist.dtx}  {package}}
+        \mdwf {mdwtab.sty}      {\from {mdwtab.dtx}   {mdwtab}
+                                 \needed{syntax.dtx}
+                                 \from {footnote.dtx} {macro}
+                                 \from {doafter.dtx}  {macro}}
         \mdwf {mdwkey.sty}      {\from {mdwkey.dtx}   {package}}
         \mdwf {mdwkey.tex}      {\from {mdwkey.dtx}   {package,plain}}
-	\mdwf {syntax.sty}	{\from {syntax.dtx}   {package}
-				 \from {doafter.dtx}  {macro}}
-	\mdwf {mtcolor.sty}	{\from {mdwtab.dtx}   {color}}
-	\mdwf {mtcolour.sty}	{\from {mdwtab.dtx}   {colour}}
+        \mdwf {syntax.sty}      {\from {syntax.dtx}   {package}
+                                 \from {doafter.dtx}  {macro}}
+        \mdwf {mtcolor.sty}     {\from {mdwtab.dtx}   {color}}
+        \mdwf {mtcolour.sty}    {\from {mdwtab.dtx}   {colour}}
         \mdwf {colour.sty}      {\from {colour.dtx}   {package}}
         \mdwf {centre.sty}      {\from {centre.dtx}   {package}}
-	\mdwf {mathenv.sty}	{\from {mdwtab.dtx}   {mathenv}}
-	\mdwf {mdwmath.sty}	{\from {mdwmath.dtx}  {package}}
-	\mdwf {sverb.sty}	{\from {sverb.dtx}    {package}}
-	\mdwf {svcolor.sty}	{\from {sverb.dtx}    {color}}
-	\mdwf {svcolour.sty}	{\from {sverb.dtx}    {colour}}
-	\mdwf {svsplit.sty}	{\from {sverb.dtx}    {split}}
-	\mdwf {footnote.sty}	{\from {footnote.dtx} {package}}
-	\mdwf {doafter.sty}	{\from {doafter.dtx}  {package,latex2e}}
-	\mdwf {doafter.tex}	{\from {doafter.dtx}  {package,plain}}
-	\mdwf {cmtt.sty}	{\from {cmtt.dtx}     {sty}}
-	\mdwf {mttenc.def}	{\from {cmtt.dtx}     {def}}
-	\mdwf {mttcmtt.fd}	{\from {cmtt.dtx}     {fd}}
-	\mdwf {crypto.sty}	{\from {crypto.dtx}   {package}}
-	\mdwf {mdwthm.sty}	{\from {mdwthm.dtx}   {package}}
-	\mdwf {exercise.sty}	{\from {exercise.dtx} {package}}
-	\mdwf {slowbox.sty}	{\from {slowbox.dtx}  {package}}
-	\mdwf {mdwmargin.thm}	{\from {mdwthm.dtx}   {thmstyle}}
-	\mdwf {mdwref.sty}	{\from {mdwref.dtx}   {package}}
-	\mdwf {poetry.sty}	{\from {poetry.dtx}   {package}}
+        \mdwf {mathenv.sty}     {\from {mdwtab.dtx}   {mathenv}}
+        \mdwf {mdwmath.sty}     {\from {mdwmath.dtx}  {package}}
+        \mdwf {sverb.sty}       {\from {sverb.dtx}    {package}}
+        \mdwf {svcolor.sty}     {\from {sverb.dtx}    {color}}
+        \mdwf {svcolour.sty}    {\from {sverb.dtx}    {colour}}
+        \mdwf {svsplit.sty}     {\from {sverb.dtx}    {split}}
+        \mdwf {footnote.sty}    {\from {footnote.dtx} {package}}
+        \mdwf {doafter.sty}     {\from {doafter.dtx}  {package,latex2e}}
+        \mdwf {doafter.tex}     {\from {doafter.dtx}  {package,plain}}
+        \mdwf {cmtt.sty}        {\from {cmtt.dtx}     {sty}}
+        \mdwf {mttenc.def}      {\from {cmtt.dtx}     {def}}
+        \mdwf {mttcmtt.fd}      {\from {cmtt.dtx}     {fd}}
+        \mdwf {crypto.sty}      {\from {crypto.dtx}   {package}}
+        \mdwf {mdwthm.sty}      {\from {mdwthm.dtx}   {package}}
+        \mdwf {exercise.sty}    {\from {exercise.dtx} {package}}
+        \mdwf {slowbox.sty}     {\from {slowbox.dtx}  {package}}
+        \mdwf {mdwmargin.thm}   {\from {mdwthm.dtx}   {thmstyle}}
+        \mdwf {mdwref.sty}      {\from {mdwref.dtx}   {package}}
+        \mdwf {poetry.sty}      {\from {poetry.dtx}   {package}}
 }
 
 \Msg{Done!}
diff --git a/poetry.dtx b/poetry.dtx
index 314760e..e32439a 100644
--- a/poetry.dtx
+++ b/poetry.dtx
@@ -183,8 +183,8 @@
 %       are given.
 % \item [\stanzaspace] is called with no arguments.  It should somehow
 %       separate the previous stanza (if any) from the new one.  Look at the
-%	counter value to find out whether this is the first stanza, if it
-%	matters (e.g., you're drawing little rows of stars or something).
+%       counter value to find out whether this is the first stanza, if it
+%       matters (e.g., you're drawing little rows of stars or something).
 % \item [\stanzatitle] is given one argument: a `combined' title.  It should
 %       typeset the title as a line in LR mode.  Again, it's too late to
 %       play with fonts now.
diff --git a/sverb.dtx b/sverb.dtx
index 8432a04..99b5549 100644
--- a/sverb.dtx
+++ b/sverb.dtx
@@ -900,7 +900,7 @@
 % If you say \syntax{"\\sv@readenv{"<macro-name>"}"}, it will expand do
 % \begin{listinglist} \listingsize \synshorts
 % <macro-name>"{\\"$_{12}$"end{"$_{12}$<current-env-name>"}"$_{12}$"}"^^A
-%		"{\\end{"<current-env-name>"}}"
+%               "{\\end{"<current-env-name>"}}"
 % \end{listinglist}
 % Easy, no?
 %
diff --git a/syntax.dtx b/syntax.dtx
index cbe09df..ee0f4e3 100644
--- a/syntax.dtx
+++ b/syntax.dtx
@@ -406,17 +406,17 @@
 % ^^A took to get the table below to look right: __6.  Hmm... not as bad
 % ^^A as I expected.  Most of them were fine-tuning things.
 %
-% \medskip					^^A Leave a vertical gap
-% \hbox to\columnwidth{\hfil\vbox{\tabskip=0pt	^^A Centre it horizontally
-% \sdsize \csname sd@setsize\endcsname		^^A Position syntdiag arrows
-% \halign to .5\columnwidth{			^^A Set the table width
+% \medskip                                      ^^A Leave a vertical gap
+% \hbox to\columnwidth{\hfil\vbox{\tabskip=0pt  ^^A Centre it horizontally
+% \sdsize \csname sd@setsize\endcsname          ^^A Position syntdiag arrows
+% \halign to .5\columnwidth{                    ^^A Set the table width
 %   &\ttfamily\ignorespaces#\unskip\hfil\tabskip=0pt ^^A Typeset the name
-%   &\quad\csname sd@arr@#\endcsname\hfil	^^A Typeset the arrow
-%   &\setbox0=\hbox{#}\tabskip=0pt plus 1fil\cr	^^A Stretch between columns
+%   &\quad\csname sd@arr@#\endcsname\hfil       ^^A Typeset the arrow
+%   &\setbox0=\hbox{#}\tabskip=0pt plus 1fil\cr ^^A Stretch between columns
 %   >>-&>>-&   &>-&>-&   &->&->\cr
 %   -><&-><&   &...&...& &-&-\cr
-% }}\hfil}					^^A Close the boxing
-% \medskip					^^A And leave another gap
+% }}\hfil}                                      ^^A Close the boxing
+% \medskip                                      ^^A And leave another gap
 %
 % These declarations should be used only in the optional argument to the
 % \env{syntdiag$*$} command.  The second optional argument to the
@@ -623,11 +623,11 @@
 % |\lit| and |\lit*|) has two style commands associated with it, as shown
 % in the table below.
 %
-% \begin{tab}{lll}						   \hline
-% \bf Syntax item	& \bf Left command & \bf Right command	\\ \hline
-% Nonterminals		& |\syntleft|	   & |\syntright|	\\
-% Quoted terminals	& |\litleft|	   & |\litright|	\\
-% Unquoted terminals	& |\ulitleft|	   & |\ulitright|	\\ \hline
+% \begin{tab}{lll}                                                 \hline
+% \bf Syntax item       & \bf Left command & \bf Right command  \\ \hline
+% Nonterminals          & |\syntleft|      & |\syntright|       \\
+% Quoted terminals      & |\litleft|       & |\litright|        \\
+% Unquoted terminals    & |\ulitleft|      & |\ulitright|       \\ \hline
 % \end{tab}
 %
 % It's not too hard to see how this works.  For example, if you look at
-- 
2.11.0

