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Now crontab works not only for vi editor, i.e. refers to

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file name not to file fd
This commit is contained in:
Andrey A. Chernov 1994-12-21 11:06:08 +00:00
parent 4998acd354
commit 8dac9202c0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=5176
1 changed files with 13 additions and 14 deletions
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27
usr.sbin/cron/crontab/crontab.c
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@ -13,10 +13,11 @@
* Send bug reports, bug fixes, enhancements, requests, flames, etc., and
* I'll try to keep a version up to date. I can be reached as follows:
* Paul Vixie <paul@vix.com> uunet!decwrl!vixie!paul
* From Id: crontab.c,v 2.13 1994/01/17 03:20:37 vixie Exp
*/
#if !defined(lint) && !defined(LINT)
static char rcsid[] = "$Id: crontab.c,v 2.13 1994/01/17 03:20:37 vixie Exp $";
static char rcsid[] = "$Id: crontab.c,v 1.4 1994/04/13 21:57:55 wollman Exp $";
#endif
/* crontab - install and manage per-user crontab files
@ -328,7 +329,7 @@ edit_cmd() {
perror("fchown");
goto fatal;
}
if (!(NewCrontab = fdopen(t, "r+"))) {
if (!(NewCrontab = fdopen(t, "w"))) {
perror("fdopen");
goto fatal;
}
@ -358,22 +359,16 @@ edit_cmd() {
while (EOF != (ch = get_char(f)))
putc(ch, NewCrontab);
fclose(f);
if (fflush(NewCrontab) < OK) {
if (fclose(NewCrontab)) {
perror(Filename);
exit(ERROR_EXIT);
}
again:
rewind(NewCrontab);
if (ferror(NewCrontab)) {
fprintf(stderr, "%s: error while writing new crontab to %s\n",
ProgramName, Filename);
if (stat(Filename, &statbuf) < 0) {
perror("stat");
fatal: unlink(Filename);
exit(ERROR_EXIT);
}
if (fstat(t, &statbuf) < 0) {
perror("fstat");
goto fatal;
}
mtime = statbuf.st_mtime;
if ((!(editor = getenv("VISUAL")))
@ -438,8 +433,8 @@ edit_cmd() {
WCOREDUMP(waiter) ?"" :"no ");
goto fatal;
}
if (fstat(t, &statbuf) < 0) {
perror("fstat");
if (stat(Filename, &statbuf) < 0) {
perror("stat");
goto fatal;
}
if (mtime == statbuf.st_mtime) {
@ -448,6 +443,10 @@ edit_cmd() {
goto remove;
}
fprintf(stderr, "%s: installing new crontab\n", ProgramName);
if (!(NewCrontab = fopen(Filename, "r"))) {
perror(Filename);
goto fatal;
}
switch (replace_cmd()) {
case 0:
break;
@ -513,10 +512,10 @@ replace_cmd() {
/* copy the crontab to the tmp
*/
rewind(NewCrontab);
Set_LineNum(1)
while (EOF != (ch = get_char(NewCrontab)))
putc(ch, tmp);
fclose(NewCrontab);
ftruncate(fileno(tmp), ftell(tmp));
fflush(tmp); rewind(tmp);