projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 70f42695 | 1 | /* |
| 374464e3 KB |
2 | * Copyright (c) 1987, 1993 |
| 3 | * The Regents of the University of California. All rights reserved. | |
| ffa8a268 | 4 | * |
| a3bb5b82 | 5 | * %sccs.include.redist.c% |
| 70f42695 KB |
6 | */ |
| 7 | ||
| 8 | #ifndef lint | |
| 374464e3 | 9 | static char sccsid[] = "@(#)print.c 8.1 (Berkeley) %G%"; |
| ffa8a268 | 10 | #endif /* not lint */ |
| 70f42695 | 11 | |
| 6c2ce1d3 KB |
12 | #include <unistd.h> |
| 13 | #include <stdio.h> | |
| 14 | #include <stdlib.h> | |
| 15 | #include <string.h> | |
| 16 | #include "ctags.h" | |
| 70f42695 KB |
17 | |
| 18 | extern char searchar; /* ex search character */ | |
| 19 | ||
| 20 | /* | |
| 21 | * getline -- | |
| 22 | * get the line the token of interest occurred on, | |
| 23 | * prepare it for printing. | |
| 24 | */ | |
| 25 | getline() | |
| 26 | { | |
| 27 | register long saveftell; | |
| 28 | register int c, | |
| 29 | cnt; | |
| 30 | register char *cp; | |
| 31 | ||
| 32 | saveftell = ftell(inf); | |
| 33 | (void)fseek(inf,lineftell,L_SET); | |
| 34 | if (xflag) | |
| 35 | for (cp = lbuf;GETC(!=,'\n');*cp++ = c); | |
| 36 | /* | |
| 37 | * do all processing here, so we don't step through the | |
| 38 | * line more than once; means you don't call this routine | |
| 39 | * unless you're sure you've got a keeper. | |
| 40 | */ | |
| 41 | else for (cnt = 0,cp = lbuf;GETC(!=,EOF) && cnt < ENDLINE;++cnt) { | |
| 42 | if (c == (int)'\\') { /* backslashes */ | |
| 43 | if (cnt > ENDLINE - 2) | |
| 44 | break; | |
| 45 | *cp++ = '\\'; *cp++ = '\\'; | |
| 46 | ++cnt; | |
| 47 | } | |
| 48 | else if (c == (int)searchar) { /* search character */ | |
| 49 | if (cnt > ENDLINE - 2) | |
| 50 | break; | |
| 51 | *cp++ = '\\'; *cp++ = c; | |
| 52 | ++cnt; | |
| 53 | } | |
| 54 | else if (c == (int)'\n') { /* end of keep */ | |
| 55 | *cp++ = '$'; /* can find whole line */ | |
| 56 | break; | |
| 57 | } | |
| 58 | else | |
| 59 | *cp++ = c; | |
| 60 | } | |
| 61 | *cp = EOS; | |
| 62 | (void)fseek(inf,saveftell,L_SET); | |
| 63 | } | |
| 64 | ||
| 65 | /* | |
| 66 | * put_entries -- | |
| 67 | * write out the tags | |
| 68 | */ | |
| 69 | put_entries(node) | |
| 70 | register NODE *node; | |
| 71 | { | |
| 72 | extern FILE *outf; /* ioptr for tags file */ | |
| 73 | extern int vflag; /* -v: vgrind style output */ | |
| 74 | ||
| 75 | if (node->left) | |
| 76 | put_entries(node->left); | |
| 77 | if (vflag) | |
| 78 | printf("%s %s %d\n", | |
| 79 | node->entry,node->file,(node->lno + 63) / 64); | |
| 80 | else if (xflag) | |
| 81 | printf("%-16s%4d %-16s %s\n", | |
| 82 | node->entry,node->lno,node->file,node->pat); | |
| 83 | else | |
| 84 | fprintf(outf,"%s\t%s\t%c^%s%c\n", | |
| 85 | node->entry,node->file,searchar,node->pat,searchar); | |
| 86 | if (node->right) | |
| 87 | put_entries(node->right); | |
| 88 | } |