manfmt.c

   1 #include "config.h"
   2 #ifndef lint
   3 static char rcsid[] ATTR_UNUSED = "$Id$";
   4 #endif
   5
   6 #include <stdio.h>
   7 #include <string.h>
   8 #include <stdlib.h>
   9 #include <limits.h>
  10
  11 static char buf[LINE_MAX];
  12
  13 int main(void)
  14 {
  15 char *s,*s2,*d;
  16 char f;
  17
  18         while (fgets(buf,sizeof(buf),stdin)) {
  19                 if (*buf=='#') continue;
  20                 for (s=buf;*s==' ';s++);
  21                 if (*s=='\n' || !*s) continue;
  22                 f=0;
  23                 for (d=s=buf;*s;s++) {
  24                         if (*s=='\t') {
  25                                 if ((f=!f)) {
  26 /*fprintf(stderr,"DURING TURN-ON:%s",s);*/
  27                                         while (s[1]==' ') s++;
  28                                         if (s[1]=='"') s++;
  29                                         }
  30                                 else {
  31 /*fprintf(stderr,"DURING TURN-OFF:%s",s);*/
  32                                         while (d>buf && (d[-1]=='"' || d[-1]==' ')) d--;
  33                                         }
  34                                 continue;
  35                                 }
  36                         s2=s;
  37                         if (*s=='~' ) *s='"';
  38                         else if (f && s[0]=='"' && s[1]==' ') {
  39                                 while (*++s==' ');
  40                                 if (*s=='"') continue;
  41                                 s=s2;
  42                                 }
  43                         *d++=*s;
  44                         }
  45                 *d='\0';
  46                 fputs(buf,stdout);
  47                 }
  48         return(EXIT_SUCCESS);
  49 }