/*
* Handles changing the mode (by returning the char representing the new (future) mode) and printing the current mode.
*/
char handle_mode(char **command, char curr_mode, char future_mode) {
if (is_mode(command) == 1) {
if (curr_mode == 'p') {
printf("parallel\n");
}
else if (curr_mode == 's') {
printf("sequential\n");
}
}
if (is_mode(command) == 2) {
future_mode = 's';
}
if (is_mode(command) == 3) {
future_mode = 'p';
}
return future_mode;
}
static void print_cbm_char(mps_t *mps, const BYTE rawchar)
{
unsigned int y, x;
int c, err = 0;
c = (int)rawchar;
/* in the ROM, graphics charset comes first, then business */
if (!is_mode(mps, MPS_CRSRUP)) {
c += 256;
}
for (y = 0; y < 7; y++) {
if (is_mode(mps, MPS_DBLWDTH)) {
for (x = 0; x < 6; x++) {
if ((mps->pos + x * 2) >= MAX_COL) {
err = 1;
break;
}
mps->line[mps->pos + x * 2][y] = get_charset_bit(mps, c, x, y);
if ((mps->pos + x * 2 + 1) >= MAX_COL) {
err = 1;
break;
}
mps->line[mps->pos + x * 2 + 1][y] = get_charset_bit(mps, c, x, y);
}
} else {
for (x = 0; x < 6; x++) {
if ((mps->pos + x) >= MAX_COL) {
err = 1;
break;
}
mps->line[mps->pos + x][y] = get_charset_bit(mps, c, x, y);
}
}
}
if (err) {
log_error(drv803_log, "Printing beyond limit of %d dots.", MAX_COL);
}
mps->pos += is_mode(mps, MPS_DBLWDTH) ? 12 : 6;
}
static int get_charset_bit(mps_t *mps, int nr, unsigned int col,
unsigned int row)
{
int reverse, result;
reverse = is_mode(mps, MPS_REVERSE);
result = charset[nr][row] & (1 << (7 - col)) ? !reverse : reverse;
return result;
}
int
px_find_cipher(const char *name, PX_Cipher ** res)
{
char nbuf[PX_MAX_NAMELEN + 1];
const char *mode = NULL;
char *p;
MCRYPT ctx;
PX_Cipher *c;
strcpy(nbuf, name);
if ((p = strrchr(nbuf, '-')) != NULL)
{
if (is_mode(p + 1))
{
mode = p + 1;
*p = 0;
}
}
name = px_resolve_alias(aliases, nbuf);
if (!mode)
{
mode = "cbc";
/*
* if (mcrypt_module_is_block_algorithm(name, NULL)) mode = "cbc";
* else mode = "stream";
*/
}
mode = px_resolve_alias(mode_aliases, mode);
ctx = mcrypt_module_open((char *) name, NULL, (char *) mode, NULL);
if (ctx == (void *) MCRYPT_FAILED)
return -1;
c = palloc(sizeof *c);
c->iv_size = cipher_iv_size;
c->key_size = cipher_key_size;
c->block_size = cipher_block_size;
c->init = cipher_init;
c->encrypt = cipher_encrypt;
c->decrypt = cipher_decrypt;
c->free = cipher_free;
c->ptr = ctx;
c->pstat = 0;
*res = c;
return 0;
}
/*
* Runs commands in sequential mode.
*/
char sequential_mode(char **pointers_to_commands, Node *head) {
char mode = 's';
pid_t cpid, w;
char **command;
char return_char = 's';
int i = 0;
while (pointers_to_commands[i] != NULL) {
command = tokenify(pointers_to_commands[i], " \n\t");
if (command[0] == NULL) {
i++;
free_tokens(command);
continue;
}
if (handle_exit(command) != 'n') {
free_tokens(command);
return 'e';
}
if (return_char != 'e' && is_mode(command)) {
return_char = handle_mode(command, mode, return_char);
i++;
free_tokens(command);
continue;
}
handle_parallel_builtins(command, NULL, NULL, mode);
cpid = fork();
if (cpid == 0) {
char *tempcommand;
tempcommand = prepend_path(command, head);
command[0] = tempcommand;
if (execv(command[0], command) < 0) {
fprintf(stderr, "execv failed: %s\n", strerror(errno));
printf("That's not a valid command! \n");
free_tokens(command);
exit(EXIT_FAILURE);
}
free(tempcommand);
}
else {
int status = 0;
w = wait(&status);
i++;
}
free_tokens(command);
}
return return_char;
}
static void write_line(mps_t *mps, unsigned int prnr)
{
int x, y;
for (y = 0; y < 7; y++) {
for (x = 0; x < 480; x++) {
output_select_putc(prnr, (BYTE)(mps->line[x][y]
? OUTPUT_PIXEL_BLACK : OUTPUT_PIXEL_WHITE));
}
output_select_putc(prnr, (BYTE)(OUTPUT_NEWLINE));
}
if (!is_mode(mps, MPS_BITMODE)) {
/* bitmode: 9 rows/inch (7lines/row * 9rows/inch=63 lines/inch) */
/* charmode: 6 rows/inch (7lines/row * 6rows/inch=42 lines/inch) */
/* --> 63lines/inch - 42lines/inch = 21lines/inch missing */
/* --> 21lines/inch / 9row/inch = 3lines/row missing */
output_select_putc(prnr, OUTPUT_NEWLINE);
output_select_putc(prnr, OUTPUT_NEWLINE);
output_select_putc(prnr, OUTPUT_NEWLINE);
}
mps->pos = 0;
}
int
main (void)
{
const char *file = "test-dup2.tmp";
char buffer[1];
int fd = open (file, O_CREAT | O_TRUNC | O_RDWR, 0600);
/* Assume std descriptors were provided by invoker. */
ASSERT (STDERR_FILENO < fd);
ASSERT (is_open (fd));
/* Ignore any other fd's leaked into this process. */
close (fd + 1);
close (fd + 2);
ASSERT (!is_open (fd + 1));
ASSERT (!is_open (fd + 2));
/* Assigning to self must be a no-op. */
ASSERT (dup2 (fd, fd) == fd);
ASSERT (is_open (fd));
/* The source must be valid. */
errno = 0;
ASSERT (dup2 (-1, fd) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup2 (99, fd) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup2 (AT_FDCWD, fd) == -1);
ASSERT (errno == EBADF);
ASSERT (is_open (fd));
/* If the source is not open, then the destination is unaffected. */
errno = 0;
ASSERT (dup2 (fd + 1, fd + 1) == -1);
ASSERT (errno == EBADF);
ASSERT (!is_open (fd + 1));
errno = 0;
ASSERT (dup2 (fd + 1, fd) == -1);
ASSERT (errno == EBADF);
ASSERT (is_open (fd));
/* The destination must be valid. */
errno = 0;
ASSERT (dup2 (fd, -2) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup2 (fd, 10000000) == -1);
ASSERT (errno == EBADF);
/* Using dup2 can skip fds. */
ASSERT (dup2 (fd, fd + 2) == fd + 2);
ASSERT (is_open (fd));
ASSERT (!is_open (fd + 1));
ASSERT (is_open (fd + 2));
/* Verify that dup2 closes the previous occupant of a fd. */
ASSERT (open ("/dev/null", O_WRONLY, 0600) == fd + 1);
ASSERT (dup2 (fd + 1, fd) == fd);
ASSERT (close (fd + 1) == 0);
ASSERT (write (fd, "1", 1) == 1);
ASSERT (dup2 (fd + 2, fd) == fd);
ASSERT (lseek (fd, 0, SEEK_END) == 0);
ASSERT (write (fd + 2, "2", 1) == 1);
ASSERT (lseek (fd, 0, SEEK_SET) == 0);
ASSERT (read (fd, buffer, 1) == 1);
ASSERT (*buffer == '2');
#if GNULIB_TEST_CLOEXEC
/* Any new fd created by dup2 must not be cloexec. */
ASSERT (close (fd + 2) == 0);
ASSERT (dup_cloexec (fd) == fd + 1);
ASSERT (!is_inheritable (fd + 1));
ASSERT (dup2 (fd + 1, fd + 1) == fd + 1);
ASSERT (!is_inheritable (fd + 1));
ASSERT (dup2 (fd + 1, fd + 2) == fd + 2);
ASSERT (!is_inheritable (fd + 1));
ASSERT (is_inheritable (fd + 2));
errno = 0;
ASSERT (dup2 (fd + 1, -1) == -1);
ASSERT (errno == EBADF);
ASSERT (!is_inheritable (fd + 1));
#endif
/* On systems that distinguish between text and binary mode, dup2
reuses the mode of the source. */
setmode (fd, O_BINARY);
ASSERT (is_mode (fd, O_BINARY));
ASSERT (dup2 (fd, fd + 1) == fd + 1);
ASSERT (is_mode (fd + 1, O_BINARY));
setmode (fd, O_TEXT);
ASSERT (is_mode (fd, O_TEXT));
ASSERT (dup2 (fd, fd + 1) == fd + 1);
ASSERT (is_mode (fd + 1, O_TEXT));
/* Clean up. */
ASSERT (close (fd + 2) == 0);
ASSERT (close (fd + 1) == 0);
ASSERT (close (fd) == 0);
ASSERT (unlink (file) == 0);
return 0;
}
static void print_char(mps_t *mps, unsigned int prnr, const BYTE c)
{
if (mps->pos >= MAX_COL) { /* flush buffer*/
write_line(mps, prnr);
clear_buffer(mps);
}
if (mps->tab) { /* decode tab-number*/
mps->tabc[2 - mps->tab] = c;
if (mps->tab == 1) {
mps->pos =
is_mode(mps, MPS_ESC) ?
mps->tabc[0] << 8 | mps->tabc[1] :
atoi((char *)mps->tabc) * 6;
del_mode(mps, MPS_ESC);
}
mps->tab--;
return;
}
if (is_mode(mps, MPS_ESC) && (c != 16)) {
del_mode(mps, MPS_ESC);
}
if (is_mode(mps, MPS_REPEAT)) {
mps->repeatn = c;
del_mode(mps, MPS_REPEAT);
return;
}
if (is_mode(mps, MPS_BITMODE) && (c & 128)) {
print_bitmask(mps, c);
return;
}
/* it seems that CR works even in quote mode */
switch (c) {
case 13: /* CR*/
mps->pos = 0;
if (is_mode(mps, MPS_BUSINESS)) {
del_mode(mps, MPS_CRSRUP);
} else {
set_mode(mps, MPS_CRSRUP);
}
/* CR resets Quote mode, revers mode, ... */
del_mode(mps, MPS_QUOTED);
del_mode(mps, MPS_REVERSE);
write_line(mps, prnr);
clear_buffer(mps);
return;
}
/* in text mode ignore most (?) other control chars when quote mode is active */
if (!is_mode(mps, MPS_QUOTED) || is_mode(mps, MPS_BITMODE)) {
switch (c) {
case 8:
set_mode(mps, MPS_BITMODE);
mps->bitcnt = 0;
return;
case 10: /* LF*/
write_line(mps, prnr);
clear_buffer(mps);
return;
#ifdef notyet
/* Not really sure if the MPS803 recognizes this one... */
case 13 + 128: /* shift CR: CR without LF (from 4023 printer) */
mps->pos = 0;
if (is_mode(mps, MPS_BUSINESS)) {
del_mode(mps, MPS_CRSRUP);
} else {
set_mode(mps, MPS_CRSRUP);
}
/* CR resets Quote mode, revers mode, ... */
del_mode(mps, MPS_QUOTED);
del_mode(mps, MPS_REVERSE);
return;
#endif
case 14: /* EN on*/
set_mode(mps, MPS_DBLWDTH);
if (is_mode(mps, MPS_BITMODE)) {
bitmode_off(mps);
}
return;
case 15: /* EN off*/
del_mode(mps, MPS_DBLWDTH);
if (is_mode(mps, MPS_BITMODE)) {
bitmode_off(mps);
}
return;
case 16: /* POS*/
mps->tab = 2; /* 2 chars (digits) following, number of first char*/
return;
/*
* By sending the cursor up code [CHR$(145)] to your printer, following
* characters will be printed in cursor up (graphic) mode until either
* a carriage return or cursor down code [CHR$(17)] is detected.
*
* By sending the cursor down code [CHR$(17)] to your printer,
* following characters will be printed in business mode until either
* a carriage return or cursor up code [CHR$(145)] is detected.
*/
case 17: /* crsr dn, enter businessmode local */
del_mode(mps, MPS_CRSRUP);
return;
case 145: /* CRSR up, enter gfxmode local */
set_mode(mps, MPS_CRSRUP);
return;
case 18:
set_mode(mps, MPS_REVERSE);
return;
case 146: /* 18+128*/
del_mode(mps, MPS_REVERSE);
return;
case 26: /* repeat last chr$(8) c times.*/
set_mode(mps, MPS_REPEAT);
mps->repeatn = 0;
mps->bitcnt = 0;
return;
case 27:
set_mode(mps, MPS_ESC); /* followed by 16, and number MSB, LSB*/
return;
}
}
if (is_mode(mps, MPS_BITMODE)) {
return;
}
/*
* When an odd number of CHR$(34) is detected in a line, the control
* codes $00-$1F and $80-$9F will be made visible by printing a
* reverse character for each of these controls. This will continue
* until an even number of quotes [CHR$(34)] has been received or until
* end of this line.
*/
if (c == 34) {
mps->mode ^= MPS_QUOTED;
}
if (is_mode(mps, MPS_QUOTED)) {
if (c <= 0x1f) {
set_mode(mps, MPS_REVERSE);
print_cbm_char(mps, (BYTE)(c + 0x40));
del_mode(mps, MPS_REVERSE);
return;
}
if ((c >= 0x80) && (c <= 0x9f)) {
set_mode(mps, MPS_REVERSE);
print_cbm_char(mps, (BYTE)(c - 0x20));
del_mode(mps, MPS_REVERSE);
return;
}
}
print_cbm_char(mps, c);
}
void down(){
if(is_mode(1)) downEffect();
else downBrush();
}
void up(){
if(is_mode(1)) upEffect();
else upBrush();
}
/* Select from 3 available modes and process accordingly */
void mode_selection(XnPoint3D* handPointList, hand_h* rhand){
//-------------------sculpting--------------------------
if(is_mode(1)){
checkRCursor(1, rhand); //right
//if(hasTwoHands()) checkLCursor(lhand); //left
//SELECTION
if(is_state(1)){
float* cursor = getCursor();
cursorX = cursor[0];
cursorY = cursor[1];
drawPickVMModel();
processPick(cursorX, cursorY);
set_state(2);
}
//RENDER
else {
draw_hand(handPointList); //draw every hands
//show back buffer?
if(!BACK_BUFF){
drawVMModel();
}
else{
drawPickVMModel();
}
set_state(1);
glutSwapBuffers();
}
}
//-------------------paint----------------------------
else if(is_mode(2)) {
checkRCursor(2, rhand);
//SELECTION
if(is_state(1)){
//update cursor for paint effect
float* cursor = getCursor();
cursorX = cursor[0];
cursorY = cursor[1];
drawPickVMModel();
processPick(cursorX, cursorY);
set_state(2);
}
//RENDER
else {
//////////////////////////////////////////////////** in gesture////////////////
draw_hand(handPointList);
if(!BACK_BUFF)
drawVMModel();
else drawPickVMModel();
//back to select other mesh
set_state(1);
glutSwapBuffers();
}
}
//------------------ Selection ------------------------
else if(is_mode(3)) {
checkRCursor(3, rhand);
if(is_state(1)){
drawPickVMModel();
set_state(2);
}
else {
//////////////////////////////////////////////////** in gesture////////////////
draw_hand(handPointList);
if(!BACK_BUFF)
drawVMModel();
else drawPickVMModel();
drawVMModel();
glutSwapBuffers();
}
}
}
static void print_char(mps_t *mps, unsigned int prnr, const BYTE c)
{
if (mps->pos >= MAX_COL) { /* flush buffer*/
write_line(mps, prnr);
clear_buffer(mps);
}
if (mps->tab) { /* decode tab-number*/
mps->tabc[2 - mps->tab] = c;
if (mps->tab == 1) {
mps->pos =
is_mode(mps, MPS_ESC) ?
mps->tabc[0] << 8 | mps->tabc[1] :
atoi((char *)mps->tabc) * 6;
del_mode(mps, MPS_ESC);
}
mps->tab--;
return;
}
if (is_mode(mps, MPS_ESC) && c != 16) {
del_mode(mps, MPS_ESC);
}
if (is_mode(mps, MPS_REPEAT)) {
mps->repeatn = c;
del_mode(mps, MPS_REPEAT);
return;
}
if (is_mode(mps, MPS_BITMODE) && c & 128) {
print_bitmask(mps, c);
return;
}
switch (c) {
case 8:
set_mode(mps, MPS_BITMODE);
mps->bitcnt = 0;
return;
case 10: /* LF*/
write_line(mps, prnr);
clear_buffer(mps);
return;
case 13: /* CR*/
mps->pos = 0;
del_mode(mps, MPS_CRSRUP);
write_line(mps, prnr);
clear_buffer(mps);
return;
/*
* By sending the cursor up code [CHR$(145)] to your printer, folowing
* characters will be printed in cursor up (graphic) mode until either
* a carriage return or cursor down code [CHR$(17)] is detected.
*
* By sending the cursor down code [CHR$(145)] to your printer,
* following characters will be printed in business mode until either
* a carriage return or cursor up code [CHR$(145)] is detected.
*
* 1. GRAPHIC MODE Code & Front Table, OMITTED
* When an old number of CHR$(34) is detected in a line, the control
* codes $00-$1F and $80-$9F will be made visible by printing a
* reverse character for each of these controls. This will continue
* until an even number of quotes [CHR$(34)] has been received or until
* end of this line.
*
* 2. BUSINESS MODE Code & Font Table, OMITTED
* When an old number of CHR$(34) is detected in a line, the control
* codes $00-$1F and $80-$9F will be made visible by printing a
* reverse character for each of these controls. This will continue
* until an even number of quotes [CHR$(34)] has been received or until
* end of this line.
*/
case 14: /* EN on*/
set_mode(mps, MPS_DBLWDTH);
if (is_mode(mps, MPS_BITMODE)) {
bitmode_off(mps);
}
return;
case 15: /* EN off*/
del_mode(mps, MPS_DBLWDTH);
if (is_mode(mps, MPS_BITMODE)) {
bitmode_off(mps);
}
return;
case 16: /* POS*/
mps->tab = 2; /* 2 chars (digits) following, number of first char*/
return;
case 17: /* crsr dn*/
del_mode(mps, MPS_CRSRUP);
return;
case 18:
set_mode(mps, MPS_REVERSE);
return;
case 26: /* repeat last chr$(8) c times.*/
set_mode(mps, MPS_REPEAT);
mps->repeatn = 0;
mps->bitcnt = 0;
return;
case 27:
set_mode(mps, MPS_ESC); /* followed by 16, and number MSB, LSB*/
return;
case 145: /* CRSR up*/
set_mode(mps, MPS_CRSRUP);
return;
case 146: /* 18+128*/
del_mode(mps, MPS_REVERSE);
return;
}
if (is_mode(mps, MPS_BITMODE)) {
return;
}
print_cbm_char(mps, c);
}
/*
* Runs commands in parallel mode, with support for background processes.
*/
char parallel_mode(char **pointers_to_commands, Node *head, Node **paused_list, Node **cpidlist) {
int count = 0; // counts the no. of times we've been in the loop;
// if more than 1, we need to free
// pointers_to_commands, which is different from what we got from main.
while (1) {
count++;
char mode = 'p';
pid_t cpid;
char **command;
char return_char = 'p';
int i = 0;
while (pointers_to_commands[i] != NULL) {
command = tokenify(pointers_to_commands[i], " \n\t");
if (command[0] == NULL) {
i++;
free_tokens(command);
continue;
}
if (handle_exit(command) != 'n') {
if (*cpidlist == NULL && pointers_to_commands[i+1] == NULL) {
return_char = 'e';
}
else {
printf("There are processes still running. You cannot exit yet. \n");
}
free_tokens(command);
i++;
continue;
}
if (is_mode(command)) {
return_char = handle_mode(command, mode, return_char);
if (return_char == 's') {
if (*cpidlist != NULL || pointers_to_commands[i+1] != NULL) {
printf("There are processes running. You cannot switch modes yet.\n");
return_char = 'p';
}
}
free_tokens(command);
i++;
continue;
}
if (handle_parallel_builtins(command, paused_list, cpidlist, mode) == 1) {
i++;
free_tokens(command);
continue;
}
cpid = fork();
if (cpid == 0) {
char *tempcommand;
tempcommand = prepend_path(command, head);
command[0]= tempcommand;
if (execv(command[0], command) < 0) {
fprintf(stderr, "execv failed: %s\n", strerror(errno));
printf("That's not a valid command! \n");
free_tokens(command);
exit(EXIT_FAILURE);
}
}
else {
char whole_command[128];
memset(whole_command, '\0', 128);
strcat(whole_command, command[0]);
if (command[1] != NULL) {
strcat(whole_command, " ");
strcat(whole_command, command[1]);
}
char cpidstr[128];
sprintf(cpidstr, "%d", cpid);
list_append(cpidstr, whole_command, cpidlist);
}
i++;
free_tokens(command);
}
if (count > 1) {
free_tokens(pointers_to_commands);
}
if (return_char != 'p') {
return return_char;
}
struct pollfd pfd[1];
pfd[0].fd = 0;
pfd[0].events = POLLIN;
pfd[0].revents = 0;
display_prompt();
int some_process_completed = 0;
while (1) {
int status;
int rv = poll(&pfd[0], 1, 800);
Node *to_delete_list = NULL;
Node *tempcpidlist = *cpidlist;
pid_t w;
if (rv == 0) {
some_process_completed = 0;
while (tempcpidlist != NULL) {
w = atoi(tempcpidlist->data);
// I know that the ideal way to check for child process death is to use a macro such as WIFEXITED on status,
// but it wasn't working for me.
// status always had the value 0. So I'm doing this instead to check for process completion.
if (waitpid(w, &status, WUNTRACED|WNOHANG) == -1) {
list_append(tempcpidlist->data, "", &to_delete_list);
printf("\nProcess %s (%s) completed.\n", tempcpidlist->data, tempcpidlist->additional_data);
some_process_completed = 1;
}
tempcpidlist = tempcpidlist->next;
}
Node *curr = to_delete_list;
while (curr != NULL) {
list_delete(curr->data, cpidlist);
curr = curr->next;
}
list_clear(to_delete_list);
if (some_process_completed == 1) {
display_prompt();
}
}
else if (rv > 0) {
char buffer[1024];
if (fgets(buffer, 1024, stdin) == NULL) {
if (*cpidlist != NULL) {
printf("There are processes still running. You can't exit now.\n");
display_prompt();
}
else {
return_char = 'e';
return return_char;
}
}
else {
char *newbuffer = replace_pound(buffer);
newbuffer[strlen(newbuffer)-1] = '\0';
pointers_to_commands = tokenify(newbuffer, ";");
free(newbuffer);
break;
}
}
else {
printf("there was some kind of error: %s \n", strerror(errno));
}
}
}
}
int
main (void)
{
const char *file = "test-cloexec.tmp";
int fd = creat (file, 0600);
int fd2;
/* Assume std descriptors were provided by invoker. */
ASSERT (STDERR_FILENO < fd);
ASSERT (is_inheritable (fd));
/* Normal use of set_cloexec_flag. */
ASSERT (set_cloexec_flag (fd, true) == 0);
#if !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
ASSERT (!is_inheritable (fd));
#endif
ASSERT (set_cloexec_flag (fd, false) == 0);
ASSERT (is_inheritable (fd));
/* Normal use of dup_cloexec. */
fd2 = dup_cloexec (fd);
ASSERT (fd < fd2);
ASSERT (!is_inheritable (fd2));
ASSERT (close (fd) == 0);
ASSERT (dup_cloexec (fd2) == fd);
ASSERT (!is_inheritable (fd));
ASSERT (close (fd2) == 0);
/* On systems that distinguish between text and binary mode,
dup_cloexec reuses the mode of the source. */
setmode (fd, O_BINARY);
ASSERT (is_mode (fd, O_BINARY));
fd2 = dup_cloexec (fd);
ASSERT (fd < fd2);
ASSERT (is_mode (fd2, O_BINARY));
ASSERT (close (fd2) == 0);
setmode (fd, O_TEXT);
ASSERT (is_mode (fd, O_TEXT));
fd2 = dup_cloexec (fd);
ASSERT (fd < fd2);
ASSERT (is_mode (fd2, O_TEXT));
ASSERT (close (fd2) == 0);
/* Test error handling. */
errno = 0;
ASSERT (set_cloexec_flag (-1, false) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (set_cloexec_flag (10000000, false) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (set_cloexec_flag (fd2, false) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup_cloexec (-1) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup_cloexec (10000000) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup_cloexec (fd2) == -1);
ASSERT (errno == EBADF);
/* Clean up. */
ASSERT (close (fd) == 0);
ASSERT (unlink (file) == 0);
return 0;
}
int
main (void)
{
int i;
int fd;
/* We close fd 2 later, so save it in fd 10. */
if (dup2 (STDERR_FILENO, BACKUP_STDERR_FILENO) != BACKUP_STDERR_FILENO
|| (myerr = fdopen (BACKUP_STDERR_FILENO, "w")) == NULL)
return 2;
/* Create file for later checks. */
fd = creat (witness, 0600);
ASSERT (STDERR_FILENO < fd);
/* Four iterations, with progressively more standard descriptors
closed. */
for (i = -1; i <= STDERR_FILENO; i++)
{
if (0 <= i)
ASSERT (close (i) == 0);
/* Detect errors. */
errno = 0;
ASSERT (dup (-1) == -1);
ASSERT (errno == EBADF);
errno = 0;
ASSERT (dup (10000000) == -1);
ASSERT (errno == EBADF);
close (fd + 1);
errno = 0;
ASSERT (dup (fd + 1) == -1);
ASSERT (errno == EBADF);
/* Preserve text vs. binary. */
setmode (fd, O_BINARY);
ASSERT (dup (fd) == fd + 1);
ASSERT (is_open (fd + 1));
ASSERT (is_inheritable (fd + 1));
ASSERT (is_mode (fd + 1, O_BINARY));
ASSERT (close (fd + 1) == 0);
setmode (fd, O_TEXT);
ASSERT (dup (fd) == fd + 1);
ASSERT (is_open (fd + 1));
ASSERT (is_inheritable (fd + 1));
ASSERT (is_mode (fd + 1, O_TEXT));
/* Create cloexec copy. */
ASSERT (close (fd + 1) == 0);
ASSERT (fd_safer_flag (dup_cloexec (fd), O_CLOEXEC) == fd + 1);
ASSERT (set_cloexec_flag (fd + 1, true) == 0);
ASSERT (is_open (fd + 1));
ASSERT (!is_inheritable (fd + 1));
ASSERT (close (fd) == 0);
/* dup always creates inheritable copies. Also, check that
earliest slot past std fds is used. */
ASSERT (dup (fd + 1) == fd);
ASSERT (is_open (fd));
ASSERT (is_inheritable (fd));
ASSERT (close (fd + 1) == 0);
}
/* Cleanup. */
ASSERT (close (fd) == 0);
ASSERT (unlink (witness) == 0);
return 0;
}