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SGI Developer Toolbox 6.1
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SGI Developer Toolbox 6.1 - Disc 4.iso
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fax
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recvfax
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alter.c
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C/C++ Source or Header
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1994-08-01
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4KB
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128 lines
/* $Header: /usr/people/sam/fax/recvfax/RCS/alter.c,v 1.14 1994/04/04 18:25:18 sam Rel $
/*
* Copyright (c) 1990, 1991, 1992, 1993, 1994 Sam Leffler
* Copyright (c) 1991, 1992, 1993, 1994 Silicon Graphics, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that (i) the above copyright notices and this permission notice appear in
* all copies of the software and related documentation, and (ii) the names of
* Sam Leffler and Silicon Graphics may not be used in any advertising or
* publicity relating to the software without the specific, prior written
* permission of Sam Leffler and Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
#include "defs.h"
#include <sys/file.h>
#include <stdarg.h>
/*
* Setup a job's description file for alteration.
*/
static FILE*
setupAlteration(Job* job, const char* jobname)
{
FILE* fp = fopen(job->qfile, "a+");
if (fp == NULL) {
syslog(LOG_ERR, "alter: cannot open %s (%m)", job->qfile);
sendClient("openFailed", "%s", jobname);
return (fp);
}
if (flock(fileno(fp), LOCK_EX|LOCK_NB) < 0) {
syslog(LOG_INFO, "%s locked during alteration (%m)", job->qfile);
sendClient("jobLocked", "%s", jobname);
fclose(fp);
return (NULL);
}
return (fp);
}
static int
reallyAlterJob(Job* job, const char* jobname, char* tag, const char* item)
{
if (item) {
FILE* fp = setupAlteration(job, jobname);
if (fp) {
fprintf(fp, "%s:%s\n", tag, item);
(void) flock(fileno(fp), LOCK_UN);
(void) fclose(fp);
syslog(LOG_INFO, "ALTER %s %s %s completed", job->qfile, tag, item);
sendClient("altered", "%s", jobname);
return (1);
}
} else
protocolBotch("no %s specification.", tag);
return (0);
}
static void
cvtTimeToAscii(const char* spec, char* buf, const char* what)
{
u_long when;
if (!cvtTime(spec, &now, &when, what)) {
done(1, "EXIT");
/*NOTREACHED*/
}
sprintf(buf, "%lu", when);
}
static void
reallyAlterJobTTS(Job* job, const char* jobname, const char* spec)
{
char tts[20];
cvtTimeToAscii(spec, tts, "time-to-send");
if (reallyAlterJob(job, jobname, "tts", tts))
notifyServer(job->modem, "JT%s %s", job->qfile, tts);
}
void
alterJobTTS(const char* modem, char* tag)
{
applyToJob(modem, tag, "alter", reallyAlterJobTTS);
}
static void
reallyAlterJobKilltime(Job* job, const char* jobname, const char* spec)
{
char killtime[20];
cvtTimeToAscii(spec, killtime, "kill-time");
(void) reallyAlterJob(job, jobname, "killtime", killtime);
}
void
alterJobKillTime(const char* modem, char* tag)
{
applyToJob(modem, tag, "alter", reallyAlterJobKilltime);
}
static void
reallyAlterJobMaxDials(Job* job, const char* jobname, const char* max)
{
(void) reallyAlterJob(job, jobname, "maxdials", max);
}
void
alterJobMaxDials(const char* modem, char* tag)
{
applyToJob(modem, tag, "alter", reallyAlterJobMaxDials);
}
static void
reallyAlterJobNotification(Job* job, const char* jobname, const char* note)
{
(void) reallyAlterJob(job, jobname, "notify", note);
}
void
alterJobNotification(const char* modem, char* tag)
{
applyToJob(modem, tag, "alter", reallyAlterJobNotification);
}