usr/src/tools/cscope-fast/edit.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*      Copyright (c) 1988 AT&T */
  23 /*        All Rights Reserved   */
  24
  25
  26 /*
  27  * Copyright (c) 1999 by Sun Microsystems, Inc.
  28  * All rights reserved.
  29  */
  30
  31 #pragma ident   "%Z%%M% %I%     %E% SMI"
  32
  33 /*
  34  *      cscope - interactive C symbol cross-reference
  35  *
  36  *      file editing functions
  37  */
  38
  39 #include <curses.h>     /* KEY_BREAK and refresh */
  40 #include <libgen.h>
  41 #include <stdio.h>
  42 #include "global.h"
  43
  44
  45 /* edit this displayed reference */
  46
  47 void
  48 editref(int i)
  49 {
  50         char    file[PATHLEN + 1];      /* file name */
  51         char    linenum[NUMLEN + 1];    /* line number */
  52
  53         /* verify that there is a references found file */
  54         if (refsfound == NULL) {
  55                 return;
  56         }
  57         /* get the selected line */
  58         seekline(i + topline);
  59
  60         /* get the file name and line number */
  61         if (fscanf(refsfound, "%s%*s%s", file, linenum) == 2) {
  62                 edit(file, linenum);    /* edit it */
  63         }
  64         seekline(topline);      /* restore the line pointer */
  65 }
  66
  67 /* edit all references */
  68
  69 void
  70 editall(void)
  71 {
  72         char    file[PATHLEN + 1];      /* file name */
  73         char    linenum[NUMLEN + 1];    /* line number */
  74         int     c;
  75
  76         /* verify that there is a references found file */
  77         if (refsfound == NULL) {
  78                 return;
  79         }
  80         /* get the first line */
  81         seekline(1);
  82
  83         /* get each file name and line number */
  84         while (fscanf(refsfound, "%s%*s%s%*[^\n]", file, linenum) == 2) {
  85                 edit(file, linenum);    /* edit it */
  86                 if (editallprompt == YES) {
  87                         putmsg("Type ^D to stop editing all lines, "
  88                             "or any other character to continue: ");
  89                         if ((c = mygetch()) == EOF || c == ctrl('D') ||
  90                             c == ctrl('Z') || c == KEY_BREAK) {
  91                                 /* needed for interrupt on first time */
  92                                 (void) refresh();
  93                                 break;
  94                         }
  95                 }
  96         }
  97         seekline(topline);
  98 }
  99
 100 /* call the editor */
 101
 102 void
 103 edit(char *file, char *linenum)
 104 {
 105         char    msg[MSGLEN + 1];        /* message */
 106         char    plusnum[NUMLEN + 2];    /* line number option */
 107         char    *s;
 108
 109         (void) sprintf(msg, "%s +%s %s", editor, linenum, file);
 110         putmsg(msg);
 111         (void) sprintf(plusnum, "+%s", linenum);
 112
 113         /* if this is the more or page commands */
 114         if (strcmp(s = basename(editor), "more") == 0 ||
 115             strcmp(s, "page") == 0) {
 116                 /*
 117                  * get it to pause after displaying a file smaller
 118                  * than the screen length
 119                  */
 120                 (void) execute(editor, editor, plusnum, file, "/dev/null",
 121                     (char *)NULL);
 122         } else {
 123                 (void) execute(editor, editor, plusnum, file, (char *)NULL);
 124         }
 125 }