| 1 | #ifndef lint |
| 2 | static char *sccsid = "@(#)refer4.c 4.1 (Berkeley) 5/6/83"; |
| 3 | #endif |
| 4 | |
| 5 | #include "refer..c" |
| 6 | #define punctuat(c) (c=='.' || c=='?' || c=='!' || c==',' || c==';' || c==':') |
| 7 | |
| 8 | static gate = 0; |
| 9 | static char buff[BUFSIZ]; |
| 10 | |
| 11 | output(s) |
| 12 | char *s; |
| 13 | { |
| 14 | if (gate) |
| 15 | fputs(buff,ftemp); |
| 16 | else |
| 17 | gate = 1; |
| 18 | strcpy(buff, s); |
| 19 | if (strlen(buff) > BUFSIZ) |
| 20 | err("one buff too big (%d)!", BUFSIZ); |
| 21 | } |
| 22 | |
| 23 | append(s) |
| 24 | char *s; |
| 25 | { |
| 26 | char *p; |
| 27 | int lch; |
| 28 | |
| 29 | trimnl(buff); |
| 30 | for (p = buff; *p; p++) |
| 31 | ; |
| 32 | lch = *--p; |
| 33 | if (postpunct && punctuat(lch)) |
| 34 | *p = NULL; |
| 35 | else /* pre-punctuation */ |
| 36 | switch (lch) { |
| 37 | case '.': |
| 38 | case '?': |
| 39 | case '!': |
| 40 | case ',': |
| 41 | case ';': |
| 42 | case ':': |
| 43 | *p++ = lch; |
| 44 | *p = NULL; |
| 45 | } |
| 46 | strcat(buff, s); |
| 47 | if (postpunct) |
| 48 | switch(lch) { |
| 49 | case '.': |
| 50 | case '?': |
| 51 | case '!': |
| 52 | case ',': |
| 53 | case ';': |
| 54 | case ':': |
| 55 | for(p = buff; *p; p++) |
| 56 | ; |
| 57 | if (*--p == '\n') |
| 58 | *p = NULL; |
| 59 | *p++ = lch; |
| 60 | *p++ = '\n'; |
| 61 | *p = NULL; |
| 62 | } |
| 63 | if (strlen(buff) > BUFSIZ) |
| 64 | err("output buff too long (%d)", BUFSIZ); |
| 65 | } |
| 66 | |
| 67 | flout() |
| 68 | { |
| 69 | if (gate) |
| 70 | fputs(buff,ftemp); |
| 71 | gate = 0; |
| 72 | } |
| 73 | |
| 74 | char * |
| 75 | trimnl(ln) |
| 76 | char *ln; |
| 77 | { |
| 78 | register char *p = ln; |
| 79 | |
| 80 | while (*p) |
| 81 | p++; |
| 82 | p--; |
| 83 | if (*p == '\n') |
| 84 | *p = 0; |
| 85 | return(ln); |
| 86 | } |