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Diffstat (limited to 'Build/source/texk/web2c/omegaware/ovp2ovf.ch')
-rw-r--r-- | Build/source/texk/web2c/omegaware/ovp2ovf.ch | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/Build/source/texk/web2c/omegaware/ovp2ovf.ch b/Build/source/texk/web2c/omegaware/ovp2ovf.ch deleted file mode 100644 index 058f755c138..00000000000 --- a/Build/source/texk/web2c/omegaware/ovp2ovf.ch +++ /dev/null @@ -1,320 +0,0 @@ -% -% This file is part of the Omega project, which -% is based in the web2c distribution of TeX. -% -% Copyright (c) 1994--1998 John Plaice and Yannis Haralambous -% applies only to the changes to the original vptovf.ch. -% -% vptovf.ch for C compilation with web2c. - -@x [0] WEAVE: print changes only. -\pageno=\contentspagenumber \advance\pageno by 1 -@y -\pageno=\contentspagenumber \advance\pageno by 1 -%\let\maybe=\iffalse -%\def\title{OVP2OVF changes for C} -@z - -@x [2] Print the banner later. -procedure initialize; {this procedure gets things started properly} - var @<Local variables for initialization@>@/ - begin print_ln(banner);@/ -@y -@<Define |parse_arguments|@> -procedure initialize; {this procedure gets things started properly} - var @<Local variables for initialization@>@/ - begin - kpse_set_progname (argv[0]); - parse_arguments; -@z - -@x [3] Increase constants. -@!buf_size=60; {length of lines displayed in error messages} -@y -@!buf_size=3000; {max input line length, output error line length} -@z -%@x -%@!vf_size=10000; {maximum length of |vf| data, in bytes} -%@!max_stack=100; {maximum depth of simulated \.{DVI} stack} -%@!max_param_words=30; {the maximum number of \.{fontdimen} parameters allowed} -%@!max_lig_steps=5000; -% {maximum length of ligature program, must be at most $32767-257=32510$} -%@!max_kerns=500; {the maximum number of distinct kern values} -%@!hash_size=5003; {preferably a prime number, a bit larger than the number -% of character pairs in lig/kern steps} -%@y -%@!vf_size=50000; {maximum length of |vf| data, in bytes} -%@!max_stack=100; {maximum depth of simulated \.{DVI} stack} -%@!max_param_words=30; {the maximum number of \.{fontdimen} parameters allowed} -%@!max_lig_steps=10000; -% {maximum length of ligature program, must be at most $32767-257=32510$} -%@!max_kerns=10000; {the maximum number of distinct kern values} -%@!hash_size=10007; {preferably a prime number, a bit larger than the number -% of character pairs in lig/kern steps} -%@z - -@x [6] Open VPL file. -reset(vpl_file); -@y -reset (vpl_file, vpl_name); -if verbose then begin - print (banner); - print_ln (banner); -end; -@z - -@x [22] Open output files. -@ On some systems you may have to do something special to write a -packed file of bytes. For example, the following code didn't work -when it was first tried at Stanford, because packed files have to be -opened with a special switch setting on the \PASCAL\ that was used. -@^system dependencies@> - -@<Set init...@>= -rewrite(vf_file); rewrite(tfm_file); -@y -@ On some systems you may have to do something special to write a -packed file of bytes. -@^system dependencies@> - -@<Set init...@>= -rewritebin (vf_file, vf_name); -rewritebin (tfm_file, tfm_name); -@z - -% [89] `index' is not a good choice for an identifier on Unix systems. -% Neither is `class', on AIX. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -@x -|k|th element of its list. -@y -|k|th element of its list. - -@d index == index_var -@d class == class_var -@z - -@x [118] No output unless verbose. -@<Print |c| in hex notation@>; -@y -if verbose then @<Print |c| in hex notation@>; -@z - -@x -@!HEX: packed array [1..32] of char; -@y -@!HEX: c_string; -@z - -@x -HEX:='0123456789ABCDEF';@/ -@y -HEX:=' 0123456789ABCDEF';@/ -@z - -@x [144] Output of real numbers. -@ @d round_message(#)==if delta>0 then print_ln('I had to round some ', -@.I had to round...@> - #,'s by ',(((delta+1) div 2)/@'4000000):1:7,' units.') -@y -@ @d round_message(#)==if delta>0 then begin print('I had to round some ', -@.I had to round...@> - #,'s by '); print_real((((delta+1) div 2)/@'4000000),1,7); - print_ln(' units.'); end -@z - -@x [152] Fix up the mutually recursive procedures a la pltotf. -@p function f(@!h,@!x,@!y:indx):indx; forward;@t\2@> - {compute $f$ for arguments known to be in |hash[h]|} -@y -@p -ifdef('notdef') -function f(@!h,@!x,@!y:indx):indx; begin end;@t\2@> - {compute $f$ for arguments known to be in |hash[h]|} -endif('notdef') -@z - -@x [153] Finish fixing up f. -@p function f; -@y -@p function f(@!h,@!x,@!y:indx):indx; -@z - -@x [156] Change TFM-byte output to fix ranges. -@d out(#)==write(tfm_file,#) -@y -@d out(#)==putbyte(#,tfm_file) -@z - -@x [165] Fix output of reals. -@p procedure out_scaled(x:fix_word); {outputs a scaled |fix_word|} -var @!n:byte; {the first byte after the sign} -@!m:0..65535; {the two least significant bytes} -begin if abs(x/design_units)>=16.0 then begin - print_ln('The relative dimension ',x/@'4000000:1:3, - ' is too large.'); -@.The relative dimension...@> - print(' (Must be less than 16*designsize'); - if design_units<>unity then print(' =',design_units/@'200000:1:3, - ' designunits'); -@y -@p procedure out_scaled(x:fix_word); {outputs a scaled |fix_word|} -var @!n:byte; {the first byte after the sign} -@!m:0..65535; {the two least significant bytes} -begin if fabs(x/design_units)>=16.0 then begin - print('The relative dimension '); - print_real(x/@'4000000,1,3); - print_ln(' is too large.'); -@.The relative dimension...@> - print(' (Must be less than 16*designsize'); - if design_units<>unity then begin print(' ='); - print_real(design_units/@'200000,1,3); - print(' designunits'); - end; -@z - -% [141] char_remainder[c] is unsigned, and label_table[sort_ptr].rr -% might be -1, and if -1 is coerced to being unsigned, it will be bigger -% than anything else. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -@x - while label_table[sort_ptr].rr>char_remainder[c] do begin -@y - while label_table[sort_ptr].rr>intcast(char_remainder[c]) do begin -@z - -@x [175] Change VF-byte output to fix ranges. -@d vout(#)==write(vf_file,#) -@y -@d vout(#)==putbyte(#,vf_file) -@z - -@x [181] Be quiet unless verbose. -read_input; print_ln('.');@/ -@y -read_input; -if verbose then print_ln('.'); -@z - -@x [182] System-dependent changes. -This section should be replaced, if necessary, by changes to the program -that are necessary to make \.{VPtoVF} work at a particular installation. -It is usually best to design your change file so that all changes to -previous sections preserve the section numbering; then everybody's version -will be consistent with the printed program. More extensive changes, -which introduce new sections, can be inserted here; then only the index -itself will get a new section number. -@^system dependencies@> -@y -Parse a Unix-style command line. - -@d argument_is (#) == (strcmp (long_options[option_index].name, #) = 0) - -@<Define |parse_arguments|@> = -procedure parse_arguments; -const n_options = 3; {Pascal won't count array lengths for us.} -var @!long_options: array[0..n_options] of getopt_struct; - @!getopt_return_val: integer; - @!option_index: c_int_type; - @!current_option: 0..n_options; -begin - @<Initialize the option variables@>; - @<Define the option table@>; - repeat - getopt_return_val := getopt_long_only (argc, argv, '', long_options, - address_of (option_index)); - if getopt_return_val = -1 then begin - {End of arguments; we exit the loop below.} ; - - end else if getopt_return_val = "?" then begin - usage ('ovp2ovf'); {|getopt| has already given an error message.} - - end else if argument_is ('help') then begin - usage_help (OVP2OVF_HELP, nil); - - end else if argument_is ('version') then begin - print_version_and_exit - (banner, nil, 'J. Plaice, Y. Haralambous, D.E. Knuth', nil); - - end; {Else it was a flag; |getopt| has already done the assignment.} - until getopt_return_val = -1; - - {Now |optind| is the index of first non-option on the command line. - We must have one to three remaining arguments.} - if (optind + 1 <> argc) and (optind + 2 <> argc) - and (optind + 3 <> argc) then begin - write_ln (stderr, 'ovp2ovf: Need one to three file arguments.'); - usage ('ovp2ovf'); - end; - - vpl_name := extend_filename (cmdline (optind), 'ovp'); - - if optind + 2 <= argc then begin - {Specified one or both of the output files.} - vf_name := extend_filename (cmdline (optind + 1), 'ovf'); - if optind + 3 <= argc then begin {Both.} - tfm_name := extend_filename (cmdline (optind + 2), 'ofm'); - end else begin {Just one.} - tfm_name := extend_filename (cmdline (optind + 1), 'ofm'); - end; - end else begin {Neither.} - vf_name := basename_change_suffix (vpl_name, '.ovp', '.ovf'); - tfm_name := basename_change_suffix (vpl_name, '.ovp', '.ofm'); - end; -end; - -@ Here are the options we allow. The first is one of the standard GNU options. -@.-help@> - -@<Define the option...@> = -current_option := 0; -long_options[current_option].name := 'help'; -long_options[current_option].has_arg := 0; -long_options[current_option].flag := 0; -long_options[current_option].val := 0; -incr (current_option); - -@ Another of the standard options. -@.-version@> - -@<Define the option...@> = -long_options[current_option].name := 'version'; -long_options[current_option].has_arg := 0; -long_options[current_option].flag := 0; -long_options[current_option].val := 0; -incr (current_option); - -@ Print progress information? -@.-verbose@> - -@<Define the option...@> = -long_options[current_option].name := 'verbose'; -long_options[current_option].has_arg := 0; -long_options[current_option].flag := address_of (verbose); -long_options[current_option].val := 1; -incr (current_option); - -@ The global variable |verbose| determines whether or not we print -progress information. - -@<Glob...@> = -@!verbose: c_int_type; - -@ It starts off |false|. - -@<Initialize the option...@> = -verbose := false; - -@ An element with all zeros always ends the list. - -@<Define the option...@> = -long_options[current_option].name := 0; -long_options[current_option].has_arg := 0; -long_options[current_option].flag := 0; -long_options[current_option].val := 0; - -@ Global filenames. - -@<Global...@> = -@!vpl_name, @!tfm_name, @!vf_name:c_string; -@z |