132 lines
4.2 KiB
C
132 lines
4.2 KiB
C
/*===========================================================================
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Copyright (c) 1998-2000, The Santa Cruz Operation
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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*Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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*Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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*Neither name of The Santa Cruz Operation nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
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IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT falseT LIMITED TO,
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THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT falseT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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DAMAGE.
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=========================================================================*/
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/* cscope - interactive C symbol cross-reference
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*
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* file editing functions
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*/
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#include "global.h"
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#if defined(USE_NCURSES) && !defined(RENAMED_NCURSES)
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# include <ncurses.h>
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#else
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# include <curses.h>
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#endif
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/* edit this displayed reference */
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void editref(int i) {
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char file[PATHLEN + 1]; /* file name */
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char linenum[NUMLEN + 1]; /* line number */
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/* verify that there is a references found file */
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if(refsfound == NULL) { return; }
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/* get the selected line */
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seekrelline(i);
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/* get the file name and line number */
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if(fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s", file, linenum) == 2) {
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edit(file, linenum);
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}
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}
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/* edit all references */
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void editall(void) {
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char file[PATHLEN + 1]; /* file name */
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char linenum[NUMLEN + 1]; /* line number */
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int c;
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/* verify that there is a references found file */
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if(refsfound == NULL) { return; }
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/* get the first line */
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fseek(refsfound, 0, SEEK_SET);
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/* get each file name and line number */
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while(
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fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s%*[^\n]", file, linenum) ==
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2) {
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edit(file, linenum); /* edit it */
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if(editallprompt == true) {
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addstr(
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"Type ^D to stop editing all lines, or any other character to continue: ");
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if((c = getch()) == EOF || c == ctrl('D') || c == ctrl('Z')) { break; }
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}
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}
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}
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/* call the editor */
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void edit(char *file, const char *const linenum) {
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const char *const editor_basename = basename(editor);
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char msg[MSGLEN + 1]; /* message */
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char plusnum[NUMLEN + 20]; /* line number option: allow space for wordy line# flag */
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file = filepath(file);
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snprintf(msg, sizeof(msg), "%s +%s %s", basename(editor), linenum, file);
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postmsg(msg);
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snprintf(plusnum, sizeof(plusnum), lineflag, linenum);
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/* Some pagers will not start paging, unless the input
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* file has more lines thant the screen does.
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* The way to get them to pause, is to pass in /dev/null too,
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* imatating endless blank lines.
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*/
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const char *const shit_pagers[] = {"page", "more", NULL};
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for(const char *const *sp = shit_pagers; *sp != NULL; sp++) {
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if(!strcmp(editor_basename, *sp)) {
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execute(editor, editor, plusnum, file, "/dev/null", NULL);
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goto end;
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}
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}
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if(lineflagafterfile) {
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execute(editor, editor, file, plusnum, NULL);
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} else {
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execute(editor, editor, plusnum, file, NULL);
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}
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end:
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clear(); /* redisplay screen */
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}
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/* if requested, prepend a path to a relative file name */
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char *filepath(char *file) {
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static char path[PATHLEN + 1];
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if(prependpath != NULL && *file != '/') {
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(void)snprintf(path, sizeof(path), "%s/%s", prependpath, file);
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file = path;
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}
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return (file);
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}
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