CVSROOT: /sources/m4
Module name: m4
Branch: branch-1_4
Changes by: Eric Blake <ericb> 06/06/22 23:17:22
Index: doc/m4.texinfo
===================================================================
RCS file: /sources/m4/m4/doc/m4.texinfo,v
retrieving revision 1.1.1.1.2.22
retrieving revision 1.1.1.1.2.23
diff -u -b -r1.1.1.1.2.22 -r1.1.1.1.2.23
--- doc/m4.texinfo 22 Jun 2006 17:49:18 -0000 1.1.1.1.2.22
+++ doc/m4.texinfo 22 Jun 2006 23:17:22 -0000 1.1.1.1.2.23
@@ -3418,7 +3418,10 @@
@table @code
@item V @var{number} @key{NL}
-Confirms the format of the file. @var{number} should be 1.
+Confirms the format of the file. @code{m4} @value{VERSION} only creates
+and understands frozen files where @var{number} is 1. This directive
+must be the first non-comment in the file, and may not appear more than
+once.
@item C @var{length1} , @var{length2} @key{NL} @var{string1} @var{string2}
@key{NL}
Uses @var{string1} and @var{string2} as the beginning comment and
@@ -3430,7 +3433,12 @@
@item F @var{length1} , @var{length2} @key{NL} @var{string1} @var{string2}
@key{NL}
Defines, through @code{pushdef}, a definition for @var{string1}
-expanding to the function whose builtin name is @var{string2}.
+expanding to the function whose builtin name is @var{string2}. If the
+builtin does not exist (for example, if the frozen file was produced by
+a copy of @code{m4} compiled with changeword support, but the version
+of @code{m4} reloading was compiled without it), the reload is silent,
+but any subsequent use of the definition of @var{string1} will result in
+a warning.
@item T @var{length1} , @var{length2} @key{NL} @var{string1} @var{string2}
@key{NL}
Defines, though @code{pushdef}, a definition for @var{string1}
