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Fixed various GCC compiler warnings for the kernel.

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Only main() now gives a warning about the return type (GCC wants an int).
This commit is contained in:
Jorrit Herder 2005-06-21 10:47:46 +00:00
parent 3eeff022fb
commit 355a10864b
9 changed files with 36 additions and 47 deletions
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5
kernel/clock.c
View file

@ -150,10 +150,6 @@ message *m_ptr; /* pointer to request message */
/* Despite its name, this routine is not called on every clock tick. It
* is called on those clock ticks when a lot of work needs to be done.
*/
register struct proc *rp;
register int proc_nr;
timer_t *tp;
struct proc *p;
/* Check if a clock timer expired and run its watchdog function. */
if (next_timeout <= realtime) {
@ -226,7 +222,6 @@ irq_hook_t *hook;
* faster on a 5MHz 8088, and make task debugging much easier since there are
* no task switches on an inactive system.
*/
register struct proc *rp;
register unsigned ticks;
message m;
#if ! NEW_TIME_COUNT

34
kernel/exception.c
View file

@ -22,23 +22,23 @@ unsigned vec_nr;
int minprocessor;
};
static struct ex_s ex_data[] = {
"Divide error", SIGFPE, 86,
"Debug exception", SIGTRAP, 86,
"Nonmaskable interrupt", SIGBUS, 86,
"Breakpoint", SIGEMT, 86,
"Overflow", SIGFPE, 86,
"Bounds check", SIGFPE, 186,
"Invalid opcode", SIGILL, 186,
"Coprocessor not available", SIGFPE, 186,
"Double fault", SIGBUS, 286,
"Copressor segment overrun", SIGSEGV, 286,
"Invalid TSS", SIGSEGV, 286,
"Segment not present", SIGSEGV, 286,
"Stack exception", SIGSEGV, 286, /* STACK_FAULT already used */
"General protection", SIGSEGV, 286,
"Page fault", SIGSEGV, 386, /* not close */
NIL_PTR, SIGILL, 0, /* probably software trap */
"Coprocessor error", SIGFPE, 386,
{ "Divide error", SIGFPE, 86 },
{ "Debug exception", SIGTRAP, 86 },
{ "Nonmaskable interrupt", SIGBUS, 86 },
{ "Breakpoint", SIGEMT, 86 },
{ "Overflow", SIGFPE, 86 },
{ "Bounds check", SIGFPE, 186 },
{ "Invalid opcode", SIGILL, 186 },
{ "Coprocessor not available", SIGFPE, 186 },
{ "Double fault", SIGBUS, 286 },
{ "Copressor segment overrun", SIGSEGV, 286 },
{ "Invalid TSS", SIGSEGV, 286 },
{ "Segment not present", SIGSEGV, 286 },
{ "Stack exception", SIGSEGV, 286 }, /* STACK_FAULT already used */
{ "General protection", SIGSEGV, 286 },
{ "Page fault", SIGSEGV, 386 }, /* not close */
{ NIL_PTR, SIGILL, 0 }, /* probably software trap */
{ "Coprocessor error", SIGFPE, 386 },
};
register struct ex_s *ep;
struct proc *saved_proc;

1
kernel/proc.c
View file

@ -436,7 +436,6 @@ register struct proc *rp; /* this process is now runnable */
{
/* Add 'rp' to one of the queues of runnable processes. */
register int q = rp->p_priority; /* scheduling queue to use */
register struct proc **xpp; /* iterate over queue */
#if ENABLE_K_DEBUGGING
if(rp->p_ready) {

32
kernel/protect.c
View file

@ -93,23 +93,23 @@ PUBLIC void prot_init()
unsigned char privilege;
}
gate_table[] = {
divide_error, DIVIDE_VECTOR, INTR_PRIVILEGE,
single_step_exception, DEBUG_VECTOR, INTR_PRIVILEGE,
nmi, NMI_VECTOR, INTR_PRIVILEGE,
breakpoint_exception, BREAKPOINT_VECTOR, USER_PRIVILEGE,
overflow, OVERFLOW_VECTOR, USER_PRIVILEGE,
bounds_check, BOUNDS_VECTOR, INTR_PRIVILEGE,
inval_opcode, INVAL_OP_VECTOR, INTR_PRIVILEGE,
copr_not_available, COPROC_NOT_VECTOR, INTR_PRIVILEGE,
double_fault, DOUBLE_FAULT_VECTOR, INTR_PRIVILEGE,
copr_seg_overrun, COPROC_SEG_VECTOR, INTR_PRIVILEGE,
inval_tss, INVAL_TSS_VECTOR, INTR_PRIVILEGE,
segment_not_present, SEG_NOT_VECTOR, INTR_PRIVILEGE,
stack_exception, STACK_FAULT_VECTOR, INTR_PRIVILEGE,
general_protection, PROTECTION_VECTOR, INTR_PRIVILEGE,
{ divide_error, DIVIDE_VECTOR, INTR_PRIVILEGE },
{ single_step_exception, DEBUG_VECTOR, INTR_PRIVILEGE },
{ nmi, NMI_VECTOR, INTR_PRIVILEGE },
{ breakpoint_exception, BREAKPOINT_VECTOR, USER_PRIVILEGE },
{ overflow, OVERFLOW_VECTOR, USER_PRIVILEGE },
{ bounds_check, BOUNDS_VECTOR, INTR_PRIVILEGE },
{ inval_opcode, INVAL_OP_VECTOR, INTR_PRIVILEGE },
{ copr_not_available, COPROC_NOT_VECTOR, INTR_PRIVILEGE },
{ double_fault, DOUBLE_FAULT_VECTOR, INTR_PRIVILEGE },
{ copr_seg_overrun, COPROC_SEG_VECTOR, INTR_PRIVILEGE },
{ inval_tss, INVAL_TSS_VECTOR, INTR_PRIVILEGE },
{ segment_not_present, SEG_NOT_VECTOR, INTR_PRIVILEGE },
{ stack_exception, STACK_FAULT_VECTOR, INTR_PRIVILEGE },
{ general_protection, PROTECTION_VECTOR, INTR_PRIVILEGE },
#if _WORD_SIZE == 4
page_fault, PAGE_FAULT_VECTOR, INTR_PRIVILEGE,
copr_error, COPROC_ERR_VECTOR, INTR_PRIVILEGE,
{ page_fault, PAGE_FAULT_VECTOR, INTR_PRIVILEGE },
{ copr_error, COPROC_ERR_VECTOR, INTR_PRIVILEGE },
#endif
{ hwint00, VECTOR( 0), INTR_PRIVILEGE },
{ hwint01, VECTOR( 1), INTR_PRIVILEGE },

1
kernel/start.c
View file

@ -27,7 +27,6 @@ U16_t parmoff, parmsize; /* boot parameters offset and length */
*/
char params[128*sizeof(char *)]; /* boot monitor parameters */
register char *value; /* value in key=value pair */
unsigned mon_start;
extern int etext, end;
/* Decide if mode is protected; 386 or higher implies protected mode.

5
kernel/system.c
View file

@ -320,7 +320,7 @@ int sig_nr; /* signal to be sent, 1 to _NSIG */
* the process when PM is informed, because PM can block waiting for FS to
* do a core dump.
*/
register struct proc *rp, *mmp;
register struct proc *rp;
message m;
rp = proc_addr(proc_nr);
@ -353,10 +353,9 @@ vir_bytes bytes; /* # of bytes to be copied */
* calling function will think an error occurred. This is not a problem,
* since no one uses the first BIOS interrupt vector.
*/
phys_bytes phys_addr;
/* Check all acceptable ranges. */
#if 0
#if DEAD_CODE
if (vir_addr >= BIOS_MEM_BEGIN && vir_addr + bytes <= BIOS_MEM_END)
return (phys_bytes) vir_addr;
else if (vir_addr >= UPPER_MEM_BEGIN && vir_addr + bytes <= UPPER_MEM_END)

1
kernel/system/irqctl.c
View file

@ -23,7 +23,6 @@ register message *m_ptr; /* pointer to request message */
/* Dismember the request message. */
int irq_vec;
int irq_hook_id;
int proc_nr;
int r = OK;
irq_hook_t *hook_ptr;

3
kernel/system/proctl.c
View file

@ -188,8 +188,7 @@ message *m_ptr; /* pointer to request message */
{
/* Handle sys_exit. A user process has exited (the PM sent the request).
*/
register struct proc *rp, *rc;
struct proc *np, *xp;
register struct proc *rc;
int exit_proc_nr;
/* Get a pointer to the process that exited. */

1
kernel/system/sysctl.c
View file

@ -25,7 +25,6 @@ message *m_ptr; /* pointer to request message */
/* Handle sys_exit. A server or driver wants to exit. This may happen
* on a panic, but also is done when MINIX is shutdown.
*/
register struct proc *rp;
int proc_nr = m_ptr->m_source; /* can only exit own process */
if (m_ptr->EXIT_STATUS != 0) {