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Propagate ioctl() failure to exit status

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This commit is contained in:
Eivind Eklund 2003-09-18 16:20:32 +00:00
parent a1247a1f31
commit a0503c278d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=120201
1 changed files with 10 additions and 7 deletions
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17
usr.sbin/vidcontrol/vidcontrol.c
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@ -324,7 +324,7 @@ set_cursor_type(char *appearence)
ioctl(0, CONS_CURSORTYPE, &type);
}
void
int
video_mode(int argc, char **argv, int *index)
{
static struct {
@ -379,9 +379,11 @@ video_mode(int argc, char **argv, int *index)
}
}
if (modes[i].name == NULL)
return;
if (ioctl(0, mode, NULL) < 0)
return EXIT_FAILURE;
if (ioctl(0, mode, NULL) < 0) {
warn("cannot set videomode");
return EXIT_FAILURE;
}
if (mode == SW_VESA_800x600) {
/* columns */
if ((vesa_cols * 8 > 800) || (vesa_cols <= 0)) {
@ -411,11 +413,12 @@ video_mode(int argc, char **argv, int *index)
else
ioctl(0, _IO('S', cur_mode), NULL);
warnc(ioerr, "cannot activate raster display");
return EXIT_FAILURE;
}
}
(*index)++;
}
return;
return EXIT_SUCCESS;
}
int
@ -767,7 +770,7 @@ main(int argc, char **argv)
{
char *font, *type;
int dumpmod, dumpopt, opt;
int reterr;
info.size = sizeof(info);
if (argc == 1)
@ -854,7 +857,7 @@ main(int argc, char **argv)
}
if (dumpmod != 0)
dump_screen(dumpmod, dumpopt);
video_mode(argc, argv, &optind);
reterr = video_mode(argc, argv, &optind);
set_normal_colors(argc, argv, &optind);
if (optind < argc && !strcmp(argv[optind], "show")) {
test_frame();
@ -862,6 +865,6 @@ main(int argc, char **argv)
}
if ((optind != argc) || (argc == 1))
usage();
return 0;
return reterr;
}