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Eliminate warnings for ignored fprintf() result when printing messages to stderr

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This commit is contained in:
Nick Briggs
2024-04-24 11:41:46 -07:00
parent 38862ddb08
commit c391641691
15 changed files with 86 additions and 86 deletions
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6
src/common.c
View File

@@ -64,14 +64,14 @@ LispPTR Uraid_mess = NIL;
int error(const char *cp) {
char *ptr;
if (device_before_raid() < 0) {
fprintf(stderr, "Can't Enter URAID.\n");
(void)fprintf(stderr, "Can't Enter URAID.\n");
exit(-1);
}
/* comm read */
URaid_errmess = cp;
fprintf(stderr, "\n*Error* %s\n", cp);
(void)fprintf(stderr, "\n*Error* %s\n", cp);
fflush(stdin);
fprintf(stderr, "Enter the URaid\n");
(void)fprintf(stderr, "Enter the URaid\n");
print(Uraid_mess);
putchar('\n');
/* XXX: make sure output is flushed so we can see where we are */

14
src/dlpi.c
View File

@@ -188,7 +188,7 @@ int setup_dlpi_dev(char *device)
dlbindreq(fd, 0x0600, 0, DL_CLDLS, 0, 0);
if (dlbindack(fd, buf) < 0) {
fprintf(stderr, "%s: dlbindack failed.\n", pname);
(void)fprintf(stderr, "%s: dlbindack failed.\n", pname);
return (-1);
}
@@ -202,14 +202,14 @@ int setup_dlpi_dev(char *device)
dlpromisconreq(fd, DL_PROMISC_SAP);
if (dlokack(fd, buf) < 0) {
fprintf(stderr, "%s: DL_PROMISC_SAP failed.\n", pname);
(void)fprintf(stderr, "%s: DL_PROMISC_SAP failed.\n", pname);
return (-1);
}
dlpromisconreq(fd, DL_PROMISC_MULTI);
if (dlokack(fd, buf) < 0) {
fprintf(stderr, "%s: DL_PROMISC_MULTI failed.\n", pname);
(void)fprintf(stderr, "%s: DL_PROMISC_MULTI failed.\n", pname);
return (-1);
}
@@ -329,8 +329,8 @@ int dlpi_devtype(int fd)
case DL_FDDI: return (DLT_FDDI);
#endif
default:
fprintf(stderr, "%s: DLPI MACtype %ld unknown, ", pname, (long)dlp->info_ack.dl_mac_type);
fprintf(stderr, "assuming ethernet.\n");
(void)fprintf(stderr, "%s: DLPI MACtype %ld unknown, ", pname, (long)dlp->info_ack.dl_mac_type);
(void)fprintf(stderr, "assuming ethernet.\n");
return (DLT_EN10MB);
}
}
@@ -585,7 +585,7 @@ static int strgetmsg(int fd, struct strbuf *ctlp, struct strbuf *datap, int *fla
/*
* sigalrm - handle alarms.
*/
static void sigalrm(int sig) { (void)fprintf(stderr, "dlpi: timeout\n"); }
static void sigalrm(int sig) { (void)(void)fprintf(stderr, "dlpi: timeout\n"); }
/*
* savestr - save string in dynamic memory.
@@ -595,7 +595,7 @@ static char *savestr(char *s)
char *t;
if ((t = malloc(strlen(s) + 1)) == NULL) {
(void)fprintf(stderr, "%s: out of memory.\n", pname);
(void)(void)fprintf(stderr, "%s: out of memory.\n", pname);
(void)exit(1);
}

8
src/dspif.c
View File

@@ -59,8 +59,8 @@ void make_dsp_instance(DspInterface dsp, char *lispbitmap, int width_hint, int h
} else if (VGA_p()) {
VGA_init(dsp, 0, 0, 0, depth_hint);
} else { /* Can't set *ANY* video mode! */
(void)fprintf(stderr, "No portable graphics mode supported by this host.\n");
(void)fprintf(stderr, "\n-Expected VESA or VGA.\n");
(void)(void)fprintf(stderr, "No portable graphics mode supported by this host.\n");
(void)(void)fprintf(stderr, "\n-Expected VESA or VGA.\n");
exit(1);
}
break;
@@ -69,7 +69,7 @@ void make_dsp_instance(DspInterface dsp, char *lispbitmap, int width_hint, int h
#elif XWINDOW
/* lispbitmap is 0 when we call X_init the first time. */
if (X_init(dsp, 0, LispDisplayRequestedWidth, LispDisplayRequestedHeight, depth_hint) == NULL) {
fprintf(stderr, "Can't open display.");
(void)fprintf(stderr, "Can't open display.");
exit(-1);
}
#endif /* DOS | XWINDOW */
@@ -87,7 +87,7 @@ void GenericReturnVoid(void *d) {(void)d; return; }
void GenericPanic(void *d) {
(void)d;
TPRINT(("Enter GenericPanic\n"));
fprintf(stderr, "Panic! Call to uninitialized display slot!");
(void)fprintf(stderr, "Panic! Call to uninitialized display slot!");
exit(0);
}

2
src/initsout.c
View File

@@ -124,7 +124,7 @@ void init_ifpage(unsigned sysout_size) {
new_lastvmem = (sysout_size * PAGES_IN_MBYTE) - 1;
if ((!Storage_expanded) && (InterfacePage->dllastvmempage != new_lastvmem)) {
fprintf(stderr, "You can't expand VMEM\n");
(void)fprintf(stderr, "You can't expand VMEM\n");
exit(-1);
} else { /* Set value which will be set to \\LASTVMEMFILEPAGE in LISP */
InterfacePage->dllastvmempage = new_lastvmem;

8
src/ldeboot.c
View File

@@ -93,7 +93,7 @@ int main(int argc, char *argv[]) {
for (i = 1; i < argc; i++) {
if ((strcmp(argv[i], "-d") == 0) || (strcmp(argv[i], "-display") == 0)) {
if (i == argc - 1) {
fprintf(stderr, "Missing argument to -display option.\n");
(void)fprintf(stderr, "Missing argument to -display option.\n");
exit(1);
}
displayName = argv[++i];
@@ -138,7 +138,7 @@ int main(int argc, char *argv[]) {
filetorun = LDEX;
goto run;
} else {
fprintf(stderr, "Unable to open X11 display %s\n",
(void)fprintf(stderr, "Unable to open X11 display %s\n",
displayName ? displayName : "from DISPLAY");
exit(1);
}
@@ -147,7 +147,7 @@ int main(int argc, char *argv[]) {
#ifdef USESUNSCREEN
if ((FrameBufferFd = open("/dev/fb", O_RDWR)) < 0) {
fprintf(stderr, "lde: can't open FrameBuffer\n");
(void)fprintf(stderr, "lde: can't open FrameBuffer\n");
exit(1);
}
if (ioctl(FrameBufferFd, FBIOGTYPE, &my_screen) < 0) {
@@ -187,7 +187,7 @@ int main(int argc, char *argv[]) {
run:
if (filetorun == NULL) {
fprintf(stderr, "Unable to determine what display program to run.\n");
(void)fprintf(stderr, "Unable to determine what display program to run.\n");
exit(1);
}

16
src/ldsout.c
View File

@@ -121,14 +121,14 @@ unsigned sysout_loader(const char *sysout_file_name, unsigned sys_size) {
*/
#ifndef NOVERSION
if (ifpage.lversion < LVERSION) {
fprintf(stderr, "Lisp VM is too old for this emulator.\n");
fprintf(stderr, "(version is %d, must be at least %d.)\n", ifpage.lversion, LVERSION);
(void)fprintf(stderr, "Lisp VM is too old for this emulator.\n");
(void)fprintf(stderr, "(version is %d, must be at least %d.)\n", ifpage.lversion, LVERSION);
exit(-1);
}
if (ifpage.minbversion > MINBVERSION) {
fprintf(stderr, "Emulator is too old for this Lisp VM.\n");
fprintf(stderr, "(version is %d, must be at least %d.)\n", MINBVERSION, ifpage.minbversion);
(void)fprintf(stderr, "Emulator is too old for this Lisp VM.\n");
(void)fprintf(stderr, "(version is %d, must be at least %d.)\n", MINBVERSION, ifpage.minbversion);
exit(-1);
}
#endif /* NOVERSION */
@@ -157,9 +157,9 @@ unsigned sysout_loader(const char *sysout_file_name, unsigned sys_size) {
/* Hence we have to observe the display protocol. */
VESA_errorexit(tmp);
#else
fprintf(stderr, "sysout_loader: You can't specify the process size.\n");
fprintf(stderr, "Because, secondary space is already used.\n");
fprintf(stderr, "(size is %d, you specified %d.)\n", ifpage.process_size, sys_size);
(void)fprintf(stderr, "sysout_loader: You can't specify the process size.\n");
(void)fprintf(stderr, "Because, secondary space is already used.\n");
(void)fprintf(stderr, "(size is %d, you specified %d.)\n", ifpage.process_size, sys_size);
exit(-1);
#endif /* DOS */
}
@@ -176,7 +176,7 @@ unsigned sysout_loader(const char *sysout_file_name, unsigned sys_size) {
lispworld_scratch = mmap(0, sys_size * MBYTE, PROT_READ|PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0);
if (lispworld_scratch == MAP_FAILED) {
fprintf(stderr, "sysout_loader: can't allocate Lisp %dMBytes VM \n", sys_size);
(void)fprintf(stderr, "sysout_loader: can't allocate Lisp %dMBytes VM \n", sys_size);
exit(-1);
}

54
src/main.c
View File

@@ -364,7 +364,7 @@ int main(int argc, char *argv[])
}
if (argv[i] && ((strcmp(argv[i], "-help") == 0) || (strcmp(argv[i], "-HELP") == 0))) {
fprintf(stderr, "%s%s", helpstring, nethubHelpstring);
(void)fprintf(stderr, "%s%s", helpstring, nethubHelpstring);
exit(0);
}
@@ -387,7 +387,7 @@ int main(int argc, char *argv[])
}
if (access(sysout_name, R_OK)) {
perror("Couldn't find a sysout to run");
fprintf(stderr, "%s%s", helpstring, nethubHelpstring);
(void)fprintf(stderr, "%s%s", helpstring, nethubHelpstring);
exit(1);
}
/* OK, sysout name is now in sysout_name, and i is moved past a supplied name */
@@ -403,11 +403,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint > 0) {
TIMER_INTERVAL = tmpint;
} else {
fprintf(stderr, "Bad value for -t (integer > 0)\n");
(void)fprintf(stderr, "Bad value for -t (integer > 0)\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -t\n");
(void)fprintf(stderr, "Missing argument after -t\n");
exit(1);
}
}
@@ -419,11 +419,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint > 0) {
sysout_size = (unsigned)tmpint;
} else {
fprintf(stderr, "Bad value for -m (integer > 0)\n");
(void)fprintf(stderr, "Bad value for -m (integer > 0)\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -m\n");
(void)fprintf(stderr, "Missing argument after -m\n");
exit(1);
}
}
@@ -462,22 +462,22 @@ int main(int argc, char *argv[])
if (argc > ++i) {
int read = sscanf(argv[i], "%dx%d", &width, &height);
if(read != 2) {
fprintf(stderr, "Could not parse -sc argument %s\n", argv[i]);
(void)fprintf(stderr, "Could not parse -sc argument %s\n", argv[i]);
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -sc\n");
(void)fprintf(stderr, "Missing argument after -sc\n");
exit(1);
}
} else if ((strcmp(argv[i], "-pixelscale") == 0) || (strcmp(argv[i], "-PIXELSCALE") == 0)) {
if (argc > ++i) {
int read = sscanf(argv[i], "%d", &pixelscale);
if(read != 1) {
fprintf(stderr, "Could not parse -pixelscale argument %s\n", argv[i]);
(void)fprintf(stderr, "Could not parse -pixelscale argument %s\n", argv[i]);
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -pixelscale\n");
(void)fprintf(stderr, "Missing argument after -pixelscale\n");
exit(1);
}
} else if ((strcmp(argv[i], "-t") == 0) || (strcmp(argv[i], "-T") == 0)
@@ -485,7 +485,7 @@ int main(int argc, char *argv[])
if (argc > ++i) {
windowtitle = argv[i];
} else {
fprintf(stderr, "Missing argument after -title\n");
(void)fprintf(stderr, "Missing argument after -title\n");
exit(1);
}
}
@@ -511,7 +511,7 @@ int main(int argc, char *argv[])
ether_host[4] = b4;
ether_host[5] = b5;
} else {
fprintf(stderr, "Missing or bogus -E argument\n");
(void)fprintf(stderr, "Missing or bogus -E argument\n");
ether_fd = -1;
exit(1);
}
@@ -524,7 +524,7 @@ int main(int argc, char *argv[])
if (argc > ++i) {
setNethubHost(argv[i]);
} else {
fprintf(stderr, "Missing argument after -nh-host\n");
(void)fprintf(stderr, "Missing argument after -nh-host\n");
exit(1);
}
}
@@ -535,11 +535,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint > 0) {
setNethubPort(tmpint);
} else {
fprintf(stderr, "Bad value for -nh-port\n");
(void)fprintf(stderr, "Bad value for -nh-port\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -nh-port\n");
(void)fprintf(stderr, "Missing argument after -nh-port\n");
exit(1);
}
}
@@ -549,11 +549,11 @@ int main(int argc, char *argv[])
if (sscanf(argv[i], "%x-%x-%x-%x-%x-%x", &b0, &b1, &b2, &b3, &b4, &b5) == 6) {
setNethubMac(b0, b1, b2, b3, b4, b5);
} else {
fprintf(stderr, "Invalid argument for -nh-mac\n");
(void)fprintf(stderr, "Invalid argument for -nh-mac\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -nh-mac\n");
(void)fprintf(stderr, "Missing argument after -nh-mac\n");
exit(1);
}
}
@@ -564,11 +564,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint >= 0) {
setNethubLogLevel(tmpint);
} else {
fprintf(stderr, "Bad value for -nh-loglevel\n");
(void)fprintf(stderr, "Bad value for -nh-loglevel\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -nh-loglevel\n");
(void)fprintf(stderr, "Missing argument after -nh-loglevel\n");
exit(1);
}
}
@@ -582,11 +582,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint > 1000) {
insnsCountdownForTimerAsyncEmulation = tmpint;
} else {
fprintf(stderr, "Bad value for -intr-emu-insns (integer > 1000)\n");
(void)fprintf(stderr, "Bad value for -intr-emu-insns (integer > 1000)\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -intr-emu-insns\n");
(void)fprintf(stderr, "Missing argument after -intr-emu-insns\n");
exit(1);
}
}
@@ -600,11 +600,11 @@ int main(int argc, char *argv[])
if (errno == 0 && tmpint > 0) {
maxpages = (unsigned)tmpint;
} else {
fprintf(stderr, "Bad value for -xpages (integer > 0)\n");
(void)fprintf(stderr, "Bad value for -xpages (integer > 0)\n");
exit(1);
}
} else {
fprintf(stderr, "Missing argument after -xpages\n");
(void)fprintf(stderr, "Missing argument after -xpages\n");
exit(1);
}
}
@@ -615,9 +615,9 @@ int main(int argc, char *argv[])
probemouse(); /* See if the mouse is connected. */
#else
if (getuid() != geteuid()) {
fprintf(stderr, "Effective user is not real user. Resetting uid\n");
(void)fprintf(stderr, "Effective user is not real user. Resetting uid\n");
if (setuid(getuid()) == -1) {
fprintf(stderr, "Unable to reset user id to real user id\n");
(void)fprintf(stderr, "Unable to reset user id to real user id\n");
exit(1);
}
}
@@ -641,7 +641,7 @@ int main(int argc, char *argv[])
if (FindUnixPipes()) /* must call the routine to allocate storage, */
{ /* in case we're re-starting a savevm w/open ptys */
if (please_fork) fprintf(stderr, "Failed to find UNIXCOMM file handles; no processes\n");
if (please_fork) (void)fprintf(stderr, "Failed to find UNIXCOMM file handles; no processes\n");
}
#endif /* DOS */
@@ -665,7 +665,7 @@ int main(int argc, char *argv[])
/* file system directory enumeration stuff */
if (!init_finfo()) {
fprintf(stderr, "Cannot allocate internal data.\n");
(void)fprintf(stderr, "Cannot allocate internal data.\n");
exit(1);
}
#ifdef RS232

6
src/perrno.c
View File

@@ -25,8 +25,8 @@
/************************************************************************/
void perrorn(char *s, int n) {
if (s != NULL && *s != '\0') { fprintf(stderr, "%s: ", s); }
fprintf(stderr, "%s\n", strerror(n));
if (s != NULL && *s != '\0') { (void)fprintf(stderr, "%s: ", s); }
(void)fprintf(stderr, "%s\n", strerror(n));
}
/************************************************************************/
@@ -42,7 +42,7 @@ void err_mess(char *from, int no) {
int save_errno = errno; /* Save errno around OSMESSAGE_PRINT */
OSMESSAGE_PRINT({
fprintf(stderr, "System call error: %s errno=%d ", from, no);
(void)fprintf(stderr, "System call error: %s errno=%d ", from, no);
perror("");
});

2
src/tstsout.c
View File

@@ -73,7 +73,7 @@ void check_sysout(char *sysout_file_name, int verbose) {
}
void usage(char *prog) {
fprintf(stderr, "Usage: %s [-v] sysout-filename\n", prog);
(void)fprintf(stderr, "Usage: %s [-v] sysout-filename\n", prog);
exit(-1);
}

6
src/uraid.c
View File

@@ -776,7 +776,7 @@ LispPTR uraid_commands(void) {
break;
case 's': /* SHELL */
switch (vfork()) {
case -1: (void)fprintf(stderr, "uraid: Fork failed.\n"); exit(1);
case -1: (void)(void)fprintf(stderr, "uraid: Fork failed.\n"); exit(1);
case 0: (void)execl("/bin/sh", "sh", "-i", NULL); exit(1);
@@ -903,7 +903,7 @@ char *alloc_hideDISP(int size)
{
case SFS_NOTSWITCHABLE :
if((retaddr =malloc(size)) ==0){
fprintf(stderr,"can't alloc hide space\n");
(void)fprintf(stderr,"can't alloc hide space\n");
}
break;
case 0 :
@@ -927,7 +927,7 @@ char *alloc_hideDISP(int size)
printf("Hidespace inside Lisp(4)\n");
}
else if((retaddr=malloc(size)) ==0){
fprintf(stderr,"can't alloc hide disp\n");
(void)fprintf(stderr,"can't alloc hide disp\n");
}
printf("Hidespace new\n");
break;

4
src/vesainit.c
View File

@@ -235,7 +235,7 @@ void VESA_enter(DspInterface dsp)
if (VESA_describemode(dsp->graphicsmode) != 0) {
_setvideomode(_DEFAULTMODE);
_clearscreen(_GCLEARSCREEN);
fprintf(stderr, "Can't set VESA mode %o.\n", dsp->graphicsmode);
(void)fprintf(stderr, "Can't set VESA mode %o.\n", dsp->graphicsmode);
exit(0);
}
/* Get the segaddr. An addr. is a seg shifted 4 bits! */
@@ -326,7 +326,7 @@ VESA_errorexit(char *s, int errno)
{
_setvideomode(_DEFAULTMODE);
_clearscreen(_GCLEARSCREEN);
fprintf(stderr, s);
(void)fprintf(stderr, s);
fflush(stderr);
exit(errno);
}

2
src/vgainit.c
View File

@@ -34,7 +34,7 @@ void VGA_setmax(DspInterface dsp)
struct videoconfig vc;
if (!_setvideomode(_MAXRESMODE)) {
fprintf(stderr, "Can't set graphics mode.\n");
(void)fprintf(stderr, "Can't set graphics mode.\n");
exit(1);
}
_getvideoconfig(&vc);

2
src/vmemsave.c
View File

@@ -487,7 +487,7 @@ LispPTR vmem_save(char *sysout_file_name)
TIMEOUT(rval = rename(tempname, sysout_file_name));
if (rval == -1) {
fprintf(stderr, "sysout is saved to temp file, %s.", tempname);
(void)fprintf(stderr, "sysout is saved to temp file, %s.", tempname);
return (FILECANNOTWRITE);
}

4
src/xmkicon.c
View File

@@ -136,8 +136,8 @@ Pixmap make_Xicon(DspInterface dsp)
Lisp_icon_height);
} else if (value == BitmapFileInvalid)
fprintf(stderr, "Iconpixmapfile %s contains invalid bitmap data\n", iconpixmapfile);
(void)fprintf(stderr, "Iconpixmapfile %s contains invalid bitmap data\n", iconpixmapfile);
else if (value == BitmapNoMemory)
fprintf(stderr, "Not enough memory to allocate icon pixmap\n");
(void)fprintf(stderr, "Not enough memory to allocate icon pixmap\n");
return (IconPixmap);
} /* end make_Xicon */

38
src/xrdopt.c
View File

@@ -110,29 +110,29 @@ extern struct sockaddr_nit snit;
void print_Xusage(const char *prog)
{
fprintf(stderr, " %s options:\n", prog);
fprintf(stderr, " [-sysout] [<sysout>] -path to the Medley image\n");
fprintf(stderr, " -h[elp] -prints this text\n");
fprintf(stderr, " -info -prints configuration info\n");
fprintf(stderr, " -d[isplay] <host>:<display>.<screen>\n");
fprintf(stderr,
(void)fprintf(stderr, " %s options:\n", prog);
(void)fprintf(stderr, " [-sysout] [<sysout>] -path to the Medley image\n");
(void)fprintf(stderr, " -h[elp] -prints this text\n");
(void)fprintf(stderr, " -info -prints configuration info\n");
(void)fprintf(stderr, " -d[isplay] <host>:<display>.<screen>\n");
(void)fprintf(stderr,
" -g[eometry] <geom> -size & placement for the medley window on your X "
"screen\n");
fprintf(stderr,
(void)fprintf(stderr,
" -sc[reen] <geom> -size & placement for the medley display\n");
fprintf(stderr, " -t[itle] <string> -titlebar text for the window manager\n");
fprintf(stderr, " -icontitle <string> | -it <string> -text for the medley icon\n");
fprintf(stderr, " -iconbitmap <path> | -ibm <path> -bitmap for the medley icon\n");
fprintf(stderr,
(void)fprintf(stderr, " -t[itle] <string> -titlebar text for the window manager\n");
(void)fprintf(stderr, " -icontitle <string> | -it <string> -text for the medley icon\n");
(void)fprintf(stderr, " -iconbitmap <path> | -ibm <path> -bitmap for the medley icon\n");
(void)fprintf(stderr,
" -xsync -turn XSynchronize on. (default is off)\n\n");
#if defined(MAIKO_ENABLE_NETHUB)
fprintf(stderr,"\
(void)fprintf(stderr,"\
-nh-host dodo-host Hostname for Dodo Nethub (no networking if missing)\n\
-nh-port port-number Port for Dodo Nethub (optional, default: 3333)\n\
-nh-mac XX-XX-XX-XX-XX-XX Machine-ID for Maiko-VM (optional, default: CA-FF-EE-12-34-56) \n\
-nh-loglevel level Loglevel for Dodo networking (0..2, optional, default: 0)\n\n");
#endif
fprintf(stderr, "Please refer to the manual for further information.\n\n");
(void)fprintf(stderr, "Please refer to the manual for further information.\n\n");
exit(EXIT_FAILURE);
} /* end print_Xusage() */
@@ -206,9 +206,9 @@ void read_Xoption(int *argc, char *argv[])
if (XrmGetResource(commandlineDB, "ldex.display", "Ldex.Display", str_type, &value) == True) {
(void)strncpy(Display_Name, value.addr, value.size);
} else if (getenv("DISPLAY") == (char *)NULL) {
fprintf(stderr, "Can't find a display. Either set the shell\n");
fprintf(stderr, "variable DISPLAY to an appropriate display\n");
fprintf(stderr, "or provide a -display argument.\n");
(void)fprintf(stderr, "Can't find a display. Either set the shell\n");
(void)fprintf(stderr, "variable DISPLAY to an appropriate display\n");
(void)fprintf(stderr, "or provide a -display argument.\n");
print_Xusage(argv[0]);
} else {
envname = getenv("DISPLAY");
@@ -228,7 +228,7 @@ void read_Xoption(int *argc, char *argv[])
}
XCloseDisplay(xdisplay);
} else {
fprintf(stderr, "Open_Display: cannot connect to display %s.", XDisplayName(Display_Name));
(void)fprintf(stderr, "Open_Display: cannot connect to display %s.", XDisplayName(Display_Name));
exit(-1);
}
@@ -248,7 +248,7 @@ void read_Xoption(int *argc, char *argv[])
(void)strncpy(sysout_name, value.addr, value.size);
}
if (sysout_name[0] == '\0') {
fprintf(stderr, "Couldn't find a sysout to run;\n");
(void)fprintf(stderr, "Couldn't find a sysout to run;\n");
print_Xusage(argv[0]);
}
@@ -329,7 +329,7 @@ void read_Xoption(int *argc, char *argv[])
ether_host[4] = b4;
ether_host[5] = b5;
} else {
fprintf(stderr, "Missing or bogus -E argument\n");
(void)fprintf(stderr, "Missing or bogus -E argument\n");
ether_fd = -1;
exit(1);
}