home *** CD-ROM | disk | FTP | other *** search
- /*-
- * Copyright (c) 1980 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1980 The Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)csfix.c 6.3 (Berkeley) 4/17/91";
- #endif /* not lint */
-
- #include <stdio.h>
- /*
- * csfix - fix constant spacing for error message flags in troff
- *
- * Bill Joy UCB September 11, 1977
- *
- * This would be better written in snobol!
- *
- * Normally fixes error flags in a pi listing
- * Optional - causes fixing of '---' and initial blank widthin a pxp profile.
- */
-
- char flag, dflag;
-
- main(argc, argv)
- int argc;
- char *argv[];
- {
-
- argc--, argv++;
- if (argc > 0 && argv[0][0] == '-' && argv[0][1] == 'd')
- dflag++, argc--, argv++;
- if (argc > 0 && argv[0][0] == '-')
- flag++, argc--, argv++;
- if (argc != 0) {
- write(2, "Usage: csfix\n", 13);
- exit(1);
- }
- while (getline()) {
- if (errline()) {
- flag ? fixpxp() : reformat();
- continue;
- }
- if (flag) {
- fixdigits();
- continue;
- }
- if (spwarn())
- continue;
- if (nontriv())
- save();
- if (dflag)
- fixdigits();
- else
- putline();
- }
- exit(0);
- }
-
- char line[160], flagee[160], *digitty();
-
- getline()
- {
- register char *cp, c;
-
- for (cp = line, c = getchar(); c != '\n' && c != EOF; c = getchar())
- *cp++ = c;
- if (c == EOF)
- return (0);
- *cp = 0;
- return (1);
- }
-
- errline()
- {
- register int i;
- register char *cp;
-
- for (cp = line; cp[0] && cp[1] && cp[2]; cp++)
- if (cp[0] == '-' && cp[1] == '-' && cp[2] == '-')
- return (1);
- return (0);
- }
-
- reformat()
- {
- register char *cp, c, *tail;
-
- printf("%2.2s", line);
- if (line[0] != 'w')
- printf("\\l'\\w`w `u-\\w`%2.2s`u '", line);
- for (cp = line; *cp != 0 && *cp != '^'; cp++)
- continue;
- tail = cp + 1;
- if (cp[-1] == '\b' && cp[-2] == '|')
- cp -= 2;
- c = flagee[cp - line];
- flagee[cp - line] = 0;
- printf("\\l'\\w`%s`u-\\w`w `u\\&\\(rh'", flagee);
- flagee[cp - line] = c;
- if (c == '\0')
- c = flagee[cp - line - 1];
- printf("\\l'(\\w`%c`u-\\w`^`u)/2 '", c);
- printf("\\(ua");
- printf("\\l'(\\w`%c`u-\\w`^`u)/2 '", c);
- printf("\\l'\\w`---`u\\&\\(rh'%s\n", tail+3);
- }
-
- nontriv()
- {
-
- switch (line[0]) {
- case 'E':
- case 'e':
- case 'w':
- case 's':
- case 0:
- return (0);
- }
- return (1);
- }
-
- save()
- {
-
- strcpy(flagee, line);
- }
-
- putline()
- {
-
- printf("%s\n", flag ? digitty(0) : line);
- }
-
- spwarn()
- {
-
- if (line[0] != ' ' || line[1] != ' ' || line[2] != 'w')
- return (0);
- printf(" \\l'(\\w`E`u-\\w`w`u)/2 'w\\l'(\\w`E`u-\\w`w`u)/2 '");
- printf(&line[3]);
- printf("\n");
- return (1);
- }
-
- fixpxp()
- {
- register char *cp;
-
- for (cp = line; *cp != '-'; cp++)
- continue;
- *cp = 0;
- printf("%s\\l'\\w`\\0\\0\\0\\0`u-\\w`.`u\\&\\(rh'%s\n", digitty(1), cp + 3);
- }
-
- char *
- digitty(yup)
- char yup;
- {
- register char *cp, *dp, *lp;
-
- for (lp = line; *lp && *lp != '|'; lp++)
- continue;
- if (yup == 0 && !*lp)
- return (line);
- for (cp = line, dp = flagee; cp < lp; cp++)
- if (*cp == ' ')
- *dp++ = '\\', *dp++ = '0';
- else
- *dp++ = *cp;
- strcpy(dp, cp);
- return (flagee);
- }
-
- fixdigits()
- {
- register char *cp, c;
-
- for (cp = line; *cp == ' ' || *cp >= '0' && *cp <= '9'; cp++)
- continue;
- c = *cp, *cp = 0;
- digitty(1);
- *cp = c;
- printf("%s%s\n", flagee, cp);
- }
-