poll: return immediately on POLLHUP.

[gnulib.git] / doc / regex.texi

diff --git a/doc/regex.texi b/doc/regex.texi
index 3bfff6e..59dfd8b 100644 (file)
--- a/doc/regex.texi
+++ b/doc/regex.texi
@@ -36,10 +36,8 @@ converted to the internal format used by the library functions.  Once
 you've compiled a pattern, you can use it for matching or searching any
 number of times.
 
-The Regex library consists of two source files: @file{regex.h} and
-@file{regex.c}.
+The Regex library is used by including @file{regex.h}.
 @pindex regex.h
-@pindex regex.c
 Regex provides three groups of functions with which you can operate on
 regular expressions.  One group---the @sc{gnu} group---is more powerful
 but not completely compatible with the other two, namely the @sc{posix}
@@ -272,9 +270,9 @@ Grep,
 Egrep---in addition to syntaxes for @sc{posix} basic and extended
 regular expressions.
 
-The predefined syntaxes--taken directly from @file{regex.h}---are:
+The predefined syntaxes---taken directly from @file{regex.h}---are:
 
-@example
+@smallexample
 #define RE_SYNTAX_EMACS 0
 
 #define RE_SYNTAX_AWK                                                   \
@@ -332,7 +330,7 @@ The predefined syntaxes--taken directly from @file{regex.h}---are:
    | RE_CONTEXT_INVALID_OPS | RE_NO_BK_BRACES                           \
    | RE_NO_BK_PARENS        | RE_NO_BK_REFS                             \
    | RE_NO_BK_VBAR          | RE_UNMATCHED_RIGHT_PAREN_ORD)
-@end example
+@end smallexample
 
 @node Collating Elements vs. Characters
 @section Collating Elements vs.@: Characters
@@ -1222,8 +1220,9 @@ matches, e.g., @samp{foo} and, e.g., the first three characters of
 
 Its interaction with the syntax bits and pattern buffer fields is
 exactly the dual of @samp{^}'s; see the previous section.  (That is,
-``beginning'' becomes ``end'', ``next'' becomes ``previous'', and
-``after'' becomes ``before''.)
+``@samp{^}'' becomes ``@samp{$}'', ``beginning'' becomes ``end'',
+``next'' becomes ``previous'', ``after'' becomes ``before'', and
+``@code{not_bol}'' becomes ``@code{not_eol}''.)
 
 
 @node GNU Operators
@@ -1568,10 +1567,9 @@ expression.  To do either, you must first compile it in a pattern buffer
 @vindex re_syntax_options @r{initialization}
 Regular expressions match according to the syntax with which they were
 compiled; with @sc{gnu}, you indicate what syntax you want by setting
-the variable @code{re_syntax_options} (declared in @file{regex.h} and
-defined in @file{regex.c}) before calling the compiling function,
-@code{re_compile_pattern} (see below).  @xref{Syntax Bits}, and
-@ref{Predefined Syntaxes}.
+the variable @code{re_syntax_options} (declared in @file{regex.h})
+before calling the compiling function, @code{re_compile_pattern} (see
+below).  @xref{Syntax Bits}, and @ref{Predefined Syntaxes}.
 
 You can change the value of @code{re_syntax_options} at any time.
 Usually, however, you set its value once and then never change it.