#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <cups/http-private.h>
#include <cups/cups.h>
#include <cups/language.h>
#include <cups/string.h>
#include <signal.h>
#include <sys/wait.h>
static char *password = NULL;
#ifdef __APPLE__
static char pstmpname[1024] = "";
#endif
static char tmpfilename[1024] = "";
void check_printer_state(http_t *http, cups_lang_t *language,
const char *charset, const char *uri,
const char *resource, const char *user,
int version);
const char *password_cb(const char *);
int report_printer_state(ipp_t *ipp);
#ifdef __APPLE__
int run_pictwps_filter(char **argv, const char *filename);
#endif
static void sigterm_handler(int sig);
int
main(int argc,
char *argv[])
{
int i;
int num_options;
cups_option_t *options;
char method[255],
hostname[1024],
username[255],
resource[1024],
*optptr,
name[255],
value[255],
*ptr;
char *filename;
int port;
char uri[HTTP_MAX_URI];
ipp_status_t ipp_status;
http_t *http;
ipp_t *request,
*response,
*supported;
int waitjob,
waitprinter;
ipp_attribute_t *job_id_attr;
int job_id;
ipp_attribute_t *job_sheets;
ipp_attribute_t *job_state;
ipp_attribute_t *copies_sup;
ipp_attribute_t *charset_sup;
ipp_attribute_t *format_sup;
ipp_attribute_t *printer_state;
ipp_attribute_t *printer_accepting;
const char *charset;
cups_lang_t *language;
int copies;
const char *content_type;
#if defined(HAVE_SIGACTION) && !defined(HAVE_SIGSET)
struct sigaction action;
#endif
int version;
int reasons;
static const char * const pattrs[] =
{
"copies-supported",
"charset-supported",
"document-format-supported",
"printer-is-accepting-jobs",
"printer-state",
"printer-state-reasons",
};
static const char * const jattrs[] =
{
"job-media-sheets-completed",
"job-state"
};
setbuf(stderr, NULL);
#ifdef HAVE_SIGSET
sigset(SIGPIPE, SIG_IGN);
sigset(SIGTERM, sigterm_handler);
#elif defined(HAVE_SIGACTION)
memset(&action, 0, sizeof(action));
action.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &action, NULL);
sigemptyset(&action.sa_mask);
sigaddset(&action.sa_mask, SIGTERM);
action.sa_handler = sigterm_handler;
sigaction(SIGTERM, &action, NULL);
#else
signal(SIGPIPE, SIG_IGN);
signal(SIGTERM, sigterm_handler);
#endif
if (argc == 1)
{
char *s;
if ((s = strrchr(argv[0], '/')) != NULL)
s ++;
else
s = argv[0];
printf("network %s \"Unknown\" \"Internet Printing Protocol (%s)\"\n", s, s);
return (0);
}
else if (argc < 6 || argc > 7)
{
fprintf(stderr, "Usage: %s job-id user title copies options [file]\n",
argv[0]);
return (1);
}
if (argc > 6)
content_type = getenv("CONTENT_TYPE");
else
content_type = "application/vnd.cups-raw";
if (content_type == NULL)
content_type = "application/octet-stream";
if (getenv("DEVICE_URI") != NULL)
httpSeparate(getenv("DEVICE_URI"), method, username, hostname, &port,
resource);
else if (strchr(argv[0], ':') != NULL)
httpSeparate(argv[0], method, username, hostname, &port, resource);
else
{
fputs("ERROR: Missing device URI on command-line and no DEVICE_URI environment variable!\n",
stderr);
return (1);
}
if (!strcmp(method, "https"))
cupsSetEncryption(HTTP_ENCRYPT_ALWAYS);
if (argc == 6)
{
int fd;
char buffer[8192];
int bytes;
if ((fd = cupsTempFd(tmpfilename, sizeof(tmpfilename))) < 0)
{
perror("ERROR: unable to create temporary file");
return (1);
}
while ((bytes = fread(buffer, 1, sizeof(buffer), stdin)) > 0)
if (write(fd, buffer, bytes) < bytes)
{
perror("ERROR: unable to write to temporary file");
close(fd);
unlink(tmpfilename);
return (1);
}
close(fd);
filename = tmpfilename;
}
else
filename = argv[6];
version = 1;
waitjob = 1;
waitprinter = 1;
if ((optptr = strchr(resource, '?')) != NULL)
{
*optptr++ = '\0';
while (*optptr)
{
for (ptr = name; *optptr && *optptr != '=';)
if (ptr < (name + sizeof(name) - 1))
*ptr++ = *optptr++;
*ptr = '\0';
if (*optptr == '=')
{
optptr ++;
for (ptr = value; *optptr && *optptr != '+';)
if (ptr < (value + sizeof(value) - 1))
*ptr++ = *optptr++;
*ptr = '\0';
if (*optptr == '+')
optptr ++;
}
else
value[0] = '\0';
if (!strcasecmp(name, "waitjob"))
{
waitjob = !strcasecmp(value, "on") ||
!strcasecmp(value, "yes") ||
!strcasecmp(value, "true");
}
else if (!strcasecmp(name, "waitprinter"))
{
waitprinter = !strcasecmp(value, "on") ||
!strcasecmp(value, "yes") ||
!strcasecmp(value, "true");
}
else if (!strcasecmp(name, "encryption"))
{
if (!strcasecmp(value, "always"))
cupsSetEncryption(HTTP_ENCRYPT_ALWAYS);
else if (!strcasecmp(value, "required"))
cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);
else if (!strcasecmp(value, "never"))
cupsSetEncryption(HTTP_ENCRYPT_NEVER);
else if (!strcasecmp(value, "ifrequested"))
cupsSetEncryption(HTTP_ENCRYPT_IF_REQUESTED);
else
{
fprintf(stderr, "ERROR: Unknown encryption option value \"%s\"!\n",
value);
}
}
else if (!strcasecmp(name, "version"))
{
if (!strcmp(value, "1.0"))
version = 0;
else if (!strcmp(value, "1.1"))
version = 1;
else
{
fprintf(stderr, "ERROR: Unknown version option value \"%s\"!\n",
value);
}
}
else
{
fprintf(stderr, "ERROR: Unknown option \"%s\" with value \"%s\"!\n",
name, value);
}
}
}
cupsSetPasswordCB(password_cb);
if (username[0])
{
if ((password = strchr(username, ':')) != NULL)
*password++ = '\0';
cupsSetUser(username);
}
do
{
fprintf(stderr, "INFO: Connecting to %s on port %d...\n", hostname, port);
if ((http = httpConnectEncrypt(hostname, port, cupsEncryption())) == NULL)
{
if (getenv("CLASS") != NULL)
{
fprintf(stderr, "INFO: Unable to connect to %s, queuing on next printer in class...\n",
hostname);
if (argc == 6 || strcmp(filename, argv[6]))
unlink(filename);
sleep(5);
return (1);
}
if (errno == ECONNREFUSED || errno == EHOSTDOWN ||
errno == EHOSTUNREACH)
{
fprintf(stderr, "INFO: Network host \'%s\' is busy; will retry in 30 seconds...\n",
hostname);
sleep(30);
}
else if (h_errno)
{
fprintf(stderr, "INFO: Unable to lookup host \'%s\' - %s\n",
hostname, hstrerror(h_errno));
sleep(30);
}
else
{
perror("ERROR: Unable to connect to IPP host");
sleep(30);
}
}
}
while (http == NULL);
fprintf(stderr, "INFO: Connected to %s...\n", hostname);
snprintf(uri, sizeof(uri), "%s://%s:%d%s", method, hostname, port, resource);
language = cupsLangDefault();
charset_sup = NULL;
copies_sup = NULL;
format_sup = NULL;
supported = NULL;
do
{
request = ippNew();
request->request.op.version[1] = version;
request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL,
language != NULL ? language->language : "en");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", sizeof(pattrs) / sizeof(pattrs[0]),
NULL, pattrs);
fputs("DEBUG: Getting supported attributes...\n", stderr);
if ((supported = cupsDoRequest(http, request, resource)) == NULL)
ipp_status = cupsLastError();
else
ipp_status = supported->request.status.status_code;
if (ipp_status > IPP_OK_CONFLICT)
{
if (ipp_status == IPP_PRINTER_BUSY ||
ipp_status == IPP_SERVICE_UNAVAILABLE)
{
fputs("INFO: Printer busy; will retry in 10 seconds...\n", stderr);
report_printer_state(supported);
sleep(10);
}
else if ((ipp_status == IPP_BAD_REQUEST ||
ipp_status == IPP_VERSION_NOT_SUPPORTED) && version == 1)
{
fputs("INFO: Printer does not support IPP/1.1, trying IPP/1.0...\n", stderr);
version = 0;
httpReconnect(http);
}
else if (ipp_status == IPP_NOT_FOUND)
{
fputs("ERROR: Destination printer does not exist!\n", stderr);
if (supported)
ippDelete(supported);
return (1);
}
else
{
fprintf(stderr, "ERROR: Unable to get printer status (%s)!\n",
ippErrorString(ipp_status));
sleep(10);
}
if (supported)
ippDelete(supported);
continue;
}
else if ((copies_sup = ippFindAttribute(supported, "copies-supported",
IPP_TAG_RANGE)) != NULL)
{
if (copies_sup->values[0].range.upper <= 1)
copies_sup = NULL;
}
charset_sup = ippFindAttribute(supported, "charset-supported",
IPP_TAG_CHARSET);
format_sup = ippFindAttribute(supported, "document-format-supported",
IPP_TAG_MIMETYPE);
if (format_sup)
{
fprintf(stderr, "DEBUG: document-format-supported (%d values)\n",
format_sup->num_values);
for (i = 0; i < format_sup->num_values; i ++)
fprintf(stderr, "DEBUG: [%d] = \"%s\"\n", i,
format_sup->values[i].string.text);
}
report_printer_state(supported);
}
while (ipp_status > IPP_OK_CONFLICT);
if (getenv("CLASS") != NULL)
{
printer_state = ippFindAttribute(supported, "printer-state",
IPP_TAG_ENUM);
printer_accepting = ippFindAttribute(supported, "printer-is-accepting-jobs",
IPP_TAG_BOOLEAN);
if (printer_state == NULL ||
(printer_state->values[0].integer > IPP_PRINTER_PROCESSING && waitprinter) ||
printer_accepting == NULL ||
!printer_accepting->values[0].boolean)
{
fprintf(stderr, "INFO: Unable to queue job on %s, queuing on next printer in class...\n",
hostname);
ippDelete(supported);
httpClose(http);
if (argc == 6 || strcmp(filename, argv[6]))
unlink(filename);
sleep(5);
return (1);
}
}
if (copies_sup || argc < 7)
copies = 1;
else
copies = atoi(argv[4]);
charset = language ? cupsLangEncoding(language) : "us-ascii";
if (charset_sup)
{
for (i = 0; i < charset_sup->num_values; i ++)
if (strcasecmp(charset, charset_sup->values[i].string.text) == 0)
break;
if (i >= charset_sup->num_values)
{
for (i = 0; i < charset_sup->num_values; i ++)
if (strcasecmp("us-ascii", charset_sup->values[i].string.text) == 0)
break;
if (i < charset_sup->num_values)
charset = "us-ascii";
else
charset = "utf-8";
}
}
reasons = 0;
while (copies > 0)
{
request = ippNew();
request->request.op.version[1] = version;
request->request.op.operation_id = IPP_PRINT_JOB;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, charset);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL,
language != NULL ? language->language : "en");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
fprintf(stderr, "DEBUG: printer-uri = \"%s\"\n", uri);
if (argv[2][0])
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, argv[2]);
fprintf(stderr, "DEBUG: requesting-user-name = \"%s\"\n", argv[2]);
if (argv[3][0])
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME, "job-name", NULL,
argv[3]);
fprintf(stderr, "DEBUG: job-name = \"%s\"\n", argv[3]);
options = NULL;
num_options = cupsParseOptions(argv[5], 0, &options);
#ifdef __APPLE__
if (content_type != NULL && strcasecmp(content_type, "application/pictwps") == 0)
{
if (format_sup != NULL)
{
for (i = 0; i < format_sup->num_values; i ++)
if (strcasecmp(content_type, format_sup->values[i].string.text) == 0)
break;
}
if (format_sup == NULL || i >= format_sup->num_values)
{
if (run_pictwps_filter(argv, filename))
return (1);
filename = pstmpname;
content_type = "application/postscript";
}
}
#endif
if (content_type != NULL && format_sup != NULL)
{
for (i = 0; i < format_sup->num_values; i ++)
if (strcasecmp(content_type, format_sup->values[i].string.text) == 0)
break;
if (i < format_sup->num_values)
num_options = cupsAddOption("document-format", content_type,
num_options, &options);
}
if (copies_sup)
{
cupsEncodeOptions(request, num_options, options);
ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "copies",
atoi(argv[4]));
}
cupsFreeOptions(num_options, options);
if (!copies_sup)
httpReconnect(http);
if ((response = cupsDoFileRequest(http, request, resource, filename)) == NULL)
ipp_status = cupsLastError();
else
ipp_status = response->request.status.status_code;
if (ipp_status > IPP_OK_CONFLICT)
{
job_id = 0;
if (ipp_status == IPP_SERVICE_UNAVAILABLE ||
ipp_status == IPP_PRINTER_BUSY)
{
fputs("INFO: Printer is busy; retrying print job...\n", stderr);
sleep(10);
}
else
fprintf(stderr, "ERROR: Print file was not accepted (%s)!\n",
ippErrorString(ipp_status));
}
else if ((job_id_attr = ippFindAttribute(response, "job-id",
IPP_TAG_INTEGER)) == NULL)
{
fputs("NOTICE: Print file accepted - job ID unknown.\n", stderr);
job_id = 0;
}
else
{
job_id = job_id_attr->values[0].integer;
fprintf(stderr, "NOTICE: Print file accepted - job ID %d.\n", job_id);
}
if (response)
ippDelete(response);
if (ipp_status <= IPP_OK_CONFLICT && argc > 6)
{
fprintf(stderr, "PAGE: 1 %d\n", copies_sup ? atoi(argv[4]) : 1);
copies --;
}
else if (ipp_status != IPP_SERVICE_UNAVAILABLE &&
ipp_status != IPP_PRINTER_BUSY)
break;
if (!job_id || !waitjob)
continue;
fputs("INFO: Waiting for job to complete...\n", stderr);
for (;;)
{
request = ippNew();
request->request.op.version[1] = version;
request->request.op.operation_id = IPP_GET_JOB_ATTRIBUTES;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, charset);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL,
language != NULL ? language->language : "en");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
ippAddInteger(request, IPP_TAG_OPERATION, IPP_TAG_INTEGER, "job-id",
job_id);
if (argv[2][0])
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, argv[2]);
ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", sizeof(jattrs) / sizeof(jattrs[0]),
NULL, jattrs);
if (!copies_sup)
httpReconnect(http);
if ((response = cupsDoRequest(http, request, resource)) == NULL)
ipp_status = cupsLastError();
else
ipp_status = response->request.status.status_code;
if (ipp_status == IPP_NOT_FOUND)
{
ippDelete(response);
ipp_status = IPP_OK;
break;
}
if (ipp_status > IPP_OK_CONFLICT)
{
if (ipp_status != IPP_SERVICE_UNAVAILABLE &&
ipp_status != IPP_PRINTER_BUSY)
{
if (response)
ippDelete(response);
fprintf(stderr, "ERROR: Unable to get job %d attributes (%s)!\n",
job_id, ippErrorString(ipp_status));
break;
}
}
if (response != NULL)
{
if ((job_sheets = ippFindAttribute(response, "job-media-sheets-completed",
IPP_TAG_INTEGER)) != NULL)
fprintf(stderr, "PAGE: total %d\n", job_sheets->values[0].integer);
if ((job_state = ippFindAttribute(response, "job-state",
IPP_TAG_ENUM)) != NULL)
{
if (job_state->values[0].integer > IPP_JOB_PROCESSING ||
job_state->values[0].integer == IPP_JOB_HELD)
{
ippDelete(response);
break;
}
}
}
if (response)
ippDelete(response);
check_printer_state(http, language, charset, uri, resource, argv[2],
version);
sleep(10);
}
}
check_printer_state(http, language, charset, uri, resource, argv[2], version);
httpClose(http);
if (supported)
ippDelete(supported);
if (tmpfilename[0])
unlink(tmpfilename);
#ifdef __APPLE__
if (pstmpname[0])
unlink(pstmpname);
#endif
return (ipp_status > IPP_OK_CONFLICT);
}
void
check_printer_state(http_t *http,
cups_lang_t *language,
const char *charset,
const char *uri,
const char *resource,
const char *user,
int version)
{
ipp_t *request,
*response;
request = ippNew();
request->request.op.version[1] = version;
request->request.op.operation_id = IPP_GET_PRINTER_ATTRIBUTES;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, charset);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL,
language != NULL ? language->language : "en");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri",
NULL, uri);
if (user && user[0])
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_NAME,
"requesting-user-name", NULL, user);
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
"requested-attributes", NULL, "printer-state-reasons");
if ((response = cupsDoRequest(http, request, resource)) != NULL)
{
report_printer_state(response);
ippDelete(response);
}
}
const char *
password_cb(const char *prompt)
{
(void)prompt;
return (password);
}
int
report_printer_state(ipp_t *ipp)
{
int i;
int count;
ipp_attribute_t *reasons;
const char *reason;
const char *message;
char unknown[1024];
const char *prefix;
char state[1024];
if ((reasons = ippFindAttribute(ipp, "printer-state-reasons",
IPP_TAG_KEYWORD)) == NULL)
return (0);
state[0] = '\0';
prefix = "STATE: ";
for (i = 0, count = 0; i < reasons->num_values; i ++)
{
reason = reasons->values[i].string.text;
strlcat(state, prefix, sizeof(state));
strlcat(state, reason, sizeof(state));
prefix = ",";
message = NULL;
if (strncmp(reason, "media-needed", 12) == 0)
message = "Media tray needs to be filled.";
else if (strncmp(reason, "media-jam", 9) == 0)
message = "Media jam!";
else if (strncmp(reason, "moving-to-paused", 16) == 0 ||
strncmp(reason, "paused", 6) == 0 ||
strncmp(reason, "shutdown", 8) == 0)
message = "Printer off-line.";
else if (strncmp(reason, "toner-low", 9) == 0)
message = "Toner low.";
else if (strncmp(reason, "toner-empty", 11) == 0)
message = "Out of toner!";
else if (strncmp(reason, "cover-open", 10) == 0)
message = "Cover open.";
else if (strncmp(reason, "interlock-open", 14) == 0)
message = "Interlock open.";
else if (strncmp(reason, "door-open", 9) == 0)
message = "Door open.";
else if (strncmp(reason, "input-tray-missing", 18) == 0)
message = "Media tray missing!";
else if (strncmp(reason, "media-low", 9) == 0)
message = "Media tray almost empty.";
else if (strncmp(reason, "media-empty", 11) == 0)
message = "Media tray empty!";
else if (strncmp(reason, "output-tray-missing", 19) == 0)
message = "Output tray missing!";
else if (strncmp(reason, "output-area-almost-full", 23) == 0)
message = "Output bin almost full.";
else if (strncmp(reason, "output-area-full", 16) == 0)
message = "Output bin full!";
else if (strncmp(reason, "marker-supply-low", 17) == 0)
message = "Ink/toner almost empty.";
else if (strncmp(reason, "marker-supply-empty", 19) == 0)
message = "Ink/toner empty!";
else if (strncmp(reason, "marker-waste-almost-full", 24) == 0)
message = "Ink/toner waste bin almost full.";
else if (strncmp(reason, "marker-waste-full", 17) == 0)
message = "Ink/toner waste bin full!";
else if (strncmp(reason, "fuser-over-temp", 15) == 0)
message = "Fuser temperature high!";
else if (strncmp(reason, "fuser-under-temp", 16) == 0)
message = "Fuser temperature low!";
else if (strncmp(reason, "opc-near-eol", 12) == 0)
message = "OPC almost at end-of-life.";
else if (strncmp(reason, "opc-life-over", 13) == 0)
message = "OPC at end-of-life!";
else if (strncmp(reason, "developer-low", 13) == 0)
message = "Developer almost empty.";
else if (strncmp(reason, "developer-empty", 15) == 0)
message = "Developer empty!";
else if (strstr(reason, "error") != NULL)
{
message = unknown;
snprintf(unknown, sizeof(unknown), "Unknown printer error (%s)!",
reason);
}
if (message)
{
count ++;
if (strstr(reasons->values[i].string.text, "error"))
fprintf(stderr, "ERROR: %s\n", message);
else if (strstr(reasons->values[i].string.text, "warning"))
fprintf(stderr, "WARNING: %s\n", message);
else
fprintf(stderr, "INFO: %s\n", message);
}
}
fprintf(stderr, "%s\n", state);
return (count);
}
#ifdef __APPLE__
int
run_pictwps_filter(char **argv,
const char *filename)
{
struct stat fileinfo;
const char *ppdfile;
int pid;
int fd;
int status;
const char *printer;
static char ppdenv[1024];
printer = getenv("PRINTER");
if (!printer)
{
fputs("ERROR: PRINTER environment variable not defined!\n", stderr);
return (-1);
}
if ((ppdfile = cupsGetPPD(printer)) == NULL)
{
fprintf(stderr, "ERROR: Unable to get PPD file for printer \"%s\" - %s.\n",
printer, ippErrorString(cupsLastError()));
}
else
{
snprintf(ppdenv, sizeof(ppdenv), "PPD=%s", ppdfile);
putenv(ppdenv);
}
if ((fd = cupsTempFd(pstmpname, sizeof(pstmpname))) < 0)
{
fprintf(stderr, "ERROR: Unable to create temporary file - %s.\n",
strerror(errno));
if (ppdfile)
unlink(ppdfile);
return (-1);
}
if (argv[6])
stat(argv[6], &fileinfo);
else
{
fileinfo.st_uid = 1;
fileinfo.st_gid = 80;
}
if (ppdfile)
chown(ppdfile, fileinfo.st_uid, fileinfo.st_gid);
fchown(fd, fileinfo.st_uid, fileinfo.st_gid);
if ((pid = fork()) == 0)
{
close(1);
dup(fd);
close(fd);
if (!getuid())
{
setgid(fileinfo.st_gid);
setuid(fileinfo.st_uid);
}
execlp("pictwpstops", printer, argv[1], argv[2], argv[3], argv[4], argv[5],
filename, NULL);
perror("ERROR: Unable to exec pictwpstops");
return (errno);
}
close(fd);
if (pid < 0)
{
perror("ERROR: Unable to fork pictwpstops");
unlink(filename);
if (ppdfile)
unlink(ppdfile);
return (-1);
}
if (wait(&status) < 0)
{
perror("ERROR: Unable to wait for pictwpstops");
close(fd);
unlink(filename);
if (ppdfile)
unlink(ppdfile);
return (-1);
}
if (ppdfile)
unlink(ppdfile);
close(fd);
if (status)
{
if (status >= 256)
fprintf(stderr, "ERROR: pictwpstops exited with status %d!\n",
status / 256);
else
fprintf(stderr, "ERROR: pictwpstops exited on signal %d!\n",
status);
unlink(filename);
return (status);
}
return (0);
}
#endif
static void
sigterm_handler(int sig)
{
(void)sig;
if (tmpfilename[0])
unlink(tmpfilename);
#ifdef __APPLE__
if (pstmpname[0])
unlink(pstmpname);
#endif
exit(1);
}