diff options
Diffstat (limited to 'src/edit.c')
| -rw-r--r-- | src/edit.c | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/edit.c b/src/edit.c new file mode 100644 index 0000000..0f4edec --- /dev/null +++ b/src/edit.c @@ -0,0 +1,139 @@ +/*=========================================================================== + Copyright (c) 1998-2000, The Santa Cruz Operation + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + *Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + + *Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + *Neither name of The Santa Cruz Operation nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS + IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH + DAMAGE. + =========================================================================*/ + +/* cscope - interactive C symbol cross-reference + * + * file editing functions + */ + +#include "global.h" +#if defined(USE_NCURSES) && !defined(RENAMED_NCURSES) +#include <ncurses.h> +#else +#include <curses.h> +#endif + +static char const rcsid[] = "$Id: edit.c,v 1.7 2009/04/10 13:39:23 broeker Exp $"; + +/* edit this displayed reference */ + +void +editref(int i) +{ + char file[PATHLEN + 1]; /* file name */ + char linenum[NUMLEN + 1]; /* line number */ + + /* verify that there is a references found file */ + if (refsfound == NULL) { + return; + } + /* get the selected line */ + seekline(i + topline); + + /* get the file name and line number */ + if (fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s", file, linenum) == 2) { + edit(file, linenum); /* edit it */ + } + seekline(topline); /* restore the line pointer */ +} + +/* edit all references */ + +void +editall(void) +{ + char file[PATHLEN + 1]; /* file name */ + char linenum[NUMLEN + 1]; /* line number */ + int c; + + /* verify that there is a references found file */ + if (refsfound == NULL) { + return; + } + /* get the first line */ + seekline(1); + + /* get each file name and line number */ + while (fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s%*[^\n]", file, linenum) == 2) { + edit(file, linenum); /* edit it */ + if (editallprompt == YES) { + addstr("Type ^D to stop editing all lines, or any other character to continue: "); + if ((c = mygetch()) == EOF || c == ctrl('D') || c == ctrl('Z')) { + break; + } + } + } + seekline(topline); +} + +/* call the editor */ + +void +edit(char *file, char *linenum) +{ + char msg[MSGLEN + 1]; /* message */ + char plusnum[NUMLEN + 20]; /* line number option: allow space for wordy line# flag */ + char *s; + + file = filepath(file); + (void) snprintf(msg, sizeof(msg), "%s +%s %s", mybasename(editor), linenum, file); + postmsg(msg); + (void) snprintf(plusnum, sizeof(plusnum), lineflag, linenum); + /* if this is the more or page commands */ + if (strcmp(s = mybasename(editor), "more") == 0 || strcmp(s, "page") == 0) { + + /* get it to pause after displaying a file smaller than the screen + length */ + (void) execute(editor, editor, plusnum, file, "/dev/null", NULL); + } + else if (lineflagafterfile) { + (void) execute(editor, editor, file, plusnum, NULL); + } + else { + (void) execute(editor, editor, plusnum, file, NULL); + } + clear(); /* redisplay screen */ +} + +/* if requested, prepend a path to a relative file name */ + +char * +filepath(char *file) +{ + static char path[PATHLEN + 1]; + + if (prependpath != NULL && *file != '/') { + (void) snprintf(path, sizeof(path), "%s/%s", prependpath, file); + file = path; + } + return(file); +} |