PDCurses/tools/manext.c

/***********************************************************************/
/* MANEXT - Extract manual pages from C source code.                   */
/***********************************************************************/
/*
 * MANEXT - A program to extract manual pages from C source code.
 * Copyright (C) 1991-1996 Mark Hessling
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to:
 *
 *    The Free Software Foundation, Inc.
 *    675 Mass Ave,
 *    Cambridge, MA 02139 USA.
 *
 *
 * If you make modifications to this software that you feel increases
 * it usefulness for the rest of the community, please email the
 * changes, enhancements, bug fixes as well as any and all ideas to me.
 * This software is going to be maintained and enhanced as deemed
 * necessary by the community.
 *
 * Mark Hessling                 Email:             M.Hessling@qut.edu.au
 * PO Box 203                    Phone:                    +617 3849 7731
 * Bellara                       http://www.gu.edu.au/gwis/the/markh.html
 * QLD 4507                      **** Maintainer PDCurses & REXX/SQL ****
 * Australia                     ************* Author of THE ************
 */
#include <stdio.h>

void display_info();

#define MAX_LINE 255

/***********************************************************************/
int main(argc,argv)
int argc;
char *argv[];
/***********************************************************************/
{
 char    s[MAX_LINE + 1];        /* input line */
 register int     i = 0;
 FILE *fp;
 char c;
 char append=0;

#ifdef __EMX__
 _wildcard(&argc, &argv);
#endif
 if (strcmp(argv[1],"-h") == 0)
   {
    display_info();
    exit(1);
   }
 for(i=1;i<argc;i++)
    {
     if ((fp = fopen(argv[i],"r")) == NULL)
       {
        fprintf(stderr,"\nCould not open %s\n",argv[i]);
        continue;
       }
     while(1)
       {
        if (fgets(s, (int)sizeof(s), fp) == NULL)
          {
	   if (ferror(fp) != 0)
             {
              fprintf(stderr, "*** Error reading %s.  Exiting.\n",argv[i]);
              exit(1);
             }
	   break;
          }

        /* check for manual entry marker at beginning of line */
        if (strncmp(s, "/*man-start*", 12) != 0)
            continue;

        /* inner loop */
        for (;;)
           {
            /* read next line of manual entry */
	    if (fgets(s, (int)sizeof(s), fp) == NULL)
              {
	       if (ferror(fp) != 0)
		 {
		  fprintf(stderr, "*** Error reading %s.  Exiting.\n",argv[i]);
		  exit(1);
		 }
		break;
	      }
	    /* check for end of entry marker */
	    if (strncmp(s, "**man-end", 9) == 0)
	       break;

	    printf("     %s",s);
            }
	printf("\n\n\n     --------------------------------------------------------------------------\n");

        /* check if end of file */
        if (feof(fp) != 0)
            break;
       }
     fclose(fp);
    }
 printf("\n\n\n\n\n");
 return(0);
}
/***********************************************************************/
void display_info()
/***********************************************************************/
{
/*--------------------------- local data ------------------------------*/
/*--------------------------- processing ------------------------------*/

 fprintf(stderr,"\nMANEXT 1.00 Copyright (C) 1991-1996 Mark Hessling\n");
 fprintf(stderr,"All rights reserved.\n");
 fprintf(stderr,"MANEXT is distributed under the terms of the GNU\n");
 fprintf(stderr,"General Public License and comes with NO WARRANTY.\n");
 fprintf(stderr,"See the file COPYING for details.\n");
 fprintf(stderr,"\nUsage: manext sourcefile [...]\n\n");
 fflush(stderr);
 return;
}