diff options
Diffstat (limited to 'manual/texinfo.tex')
| -rw-r--r-- | manual/texinfo.tex | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/manual/texinfo.tex b/manual/texinfo.tex index cce85615de..70af8d7caa 100644 --- a/manual/texinfo.tex +++ b/manual/texinfo.tex @@ -1,5 +1,5 @@ %% TeX macros to handle Texinfo files. -%% \$Id: texinfo.tex,v 2.204 1997/06/19 18:21:08 drepper Exp $ +%% $Id: texinfo.tex,v 2.205 1997/06/28 10:26:38 drepper Exp $ % Copyright (C) 1985, 86, 88, 90, 91, 92, 93, % 94, 95, 96, 97 Free Software Foundation, Inc. @@ -36,7 +36,7 @@ % This automatically updates the version number based on RCS. \def\deftexinfoversion$#1: #2 ${\def\texinfoversion{#2}} -\deftexinfoversion\$Revision: 2.204 $ +\deftexinfoversion$Revision: 2.205 $ \message{Loading texinfo package [Version \texinfoversion]:} % If in a .fmt file, print the version number @@ -4559,9 +4559,51 @@ width0pt\relax} \fi % \def\finalout{\overfullrule=0pt} +% @image. We use the macros from epsf.tex to support this. +% If epsf.tex is not installed and @image is used, we complain. +% +% Check for and read epsf.tex up front. If we read it only at @image +% time, we might be inside a group, and then its definitions would get +% undone and the next image would fail. +\openin 1 = xepsf.tex +\ifeof 1 \else + \closein 1 + \def\epsfannounce{\toks0 = }% do not bother showing banner + \input epsf.tex +\fi +% +\newif\ifwarnednoepsf +\newhelp\noepsfhelp{epsf.tex must be installed for images to + work. It is also included in the Texinfo distribution, or you can get + it from ftp://ftp.tug.org/tex/epsf.tex.} +% +% Only complain once about lack of epsf.tex. +\def\image#1{% + \ifx\epsfbox\undefined + \ifwarnednoepsf \else + \errhelp = \noepsfhelp + \errmessage{epsf.tex not found, images will be ignored}% + \global\warnednoepsftrue + \fi + \else + \imagexxx #1,,,\finish + \fi +} +% +% Arguments to @image: +% #1 is (mandatory) image filename; we tack on .eps extension. +% #2 is (optional) width, #3 is (optional) height. +% #4 is just the usual extra ignored arg for parsing this stuff. +\def\imagexxx#1,#2,#3,#4\finish{% + % \epsfbox itself resets \epsf?size at each figure. + \setbox0 = \hbox{\ignorespaces #2}\ifdim\wd0 > 0pt \epsfxsize=#2\relax \fi + \setbox0 = \hbox{\ignorespaces #3}\ifdim\wd0 > 0pt \epsfysize=#3\relax \fi + \epsfbox{#1.eps}% +} % End of control word definitions. + \message{and turning on texinfo input format.} \def\openindices{% |