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I need to learn to read man pages more closely. readlink() does NOT null

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append the return string (bleah!) so you need to do it yourself.  This
explains why Bus and PS/2 meece weren't displayed in the Mouse selection
menu.
This commit is contained in:
Jordan K. Hubbard 1997-01-24 19:31:53 +00:00
parent 5214787fd5
commit d733b8a9fb
3 changed files with 12 additions and 24 deletions
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12
release/sysinstall/menus.c
View file

@ -328,18 +328,14 @@ DMenu MenuDocumentation = {
static int
whichMouse(dialogMenuItem *self)
{
int i;
char buf[BUFSIZ];
if (!file_readable("/dev/mouse")) {
msgDebug("No /dev/mouse device!\n");
if (!file_readable("/dev/mouse"))
return FALSE;
}
if (readlink("/dev/mouse", buf, sizeof buf) == -1) {
msgDebug("Can't read /dev/mouse symlink!\n");
if ((i = readlink("/dev/mouse", buf, sizeof buf)) == -1)
return FALSE;
}
if (isDebug)
msgDebug("The evil link value is `%s'\n", buf);
buf[i] = '\0';
if (!strcmp(self->prompt, "COM1"))
return !strcmp(buf, "/dev/cuaa0");
else if (!strcmp(self->prompt, "COM2"))

12
usr.sbin/sade/menus.c
View file

@ -328,18 +328,14 @@ DMenu MenuDocumentation = {
static int
whichMouse(dialogMenuItem *self)
{
int i;
char buf[BUFSIZ];
if (!file_readable("/dev/mouse")) {
msgDebug("No /dev/mouse device!\n");
if (!file_readable("/dev/mouse"))
return FALSE;
}
if (readlink("/dev/mouse", buf, sizeof buf) == -1) {
msgDebug("Can't read /dev/mouse symlink!\n");
if ((i = readlink("/dev/mouse", buf, sizeof buf)) == -1)
return FALSE;
}
if (isDebug)
msgDebug("The evil link value is `%s'\n", buf);
buf[i] = '\0';
if (!strcmp(self->prompt, "COM1"))
return !strcmp(buf, "/dev/cuaa0");
else if (!strcmp(self->prompt, "COM2"))

12
usr.sbin/sysinstall/menus.c
View file

@ -328,18 +328,14 @@ DMenu MenuDocumentation = {
static int
whichMouse(dialogMenuItem *self)
{
int i;
char buf[BUFSIZ];
if (!file_readable("/dev/mouse")) {
msgDebug("No /dev/mouse device!\n");
if (!file_readable("/dev/mouse"))
return FALSE;
}
if (readlink("/dev/mouse", buf, sizeof buf) == -1) {
msgDebug("Can't read /dev/mouse symlink!\n");
if ((i = readlink("/dev/mouse", buf, sizeof buf)) == -1)
return FALSE;
}
if (isDebug)
msgDebug("The evil link value is `%s'\n", buf);
buf[i] = '\0';
if (!strcmp(self->prompt, "COM1"))
return !strcmp(buf, "/dev/cuaa0");
else if (!strcmp(self->prompt, "COM2"))