Minix/rpi_b
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Minor bug fixes in proc.c and utility.c;

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Removed debug dumps on panic from main.c;
Return error on exit when other process does IPC to/from exiting process.
This commit is contained in:
Jorrit Herder
2005-10-05 09:51:50 +00:00
parent 71b6f31d4e
commit 32c05f45c6
5 changed files with 51 additions and 54 deletions
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9
kernel/utility.c
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@@ -55,10 +55,10 @@ PUBLIC void kprintf(const char *fmt, ...) /* format to be printed */
int d;
unsigned long u; /* hold number argument */
int base; /* base of number arg */
int negative = 0; /* print minus sign */
int negative; /* print minus sign */
static char x2c[] = "0123456789ABCDEF"; /* nr conversion table */
char ascii[8 * sizeof(long) / 3 + 2]; /* string for ascii number */
char *s = NULL; /* string to be printed */
char *s; /* string to be printed */
va_list argp; /* optional arguments */
va_start(argp, fmt); /* init variable arguments */
@@ -66,6 +66,8 @@ PUBLIC void kprintf(const char *fmt, ...) /* format to be printed */
while((c=*fmt++) != 0) {
if (c == '%') { /* expect format '%key' */
negative = 0; /* (re)initialize */
s = NULL; /* (re)initialize */
switch(c = *fmt++) { /* determine what to do */
/* Known keys are %d, %u, %x, %s, and %%. This is easily extended
@@ -111,7 +113,6 @@ PUBLIC void kprintf(const char *fmt, ...) /* format to be printed */
/* This is where the actual output for format "%key" is done. */
if (negative) kputc('-'); /* print sign if negative */
while(*s != 0) { kputc(*s++); } /* print string/ number */
s = NULL; /* reset for next round */
}
else {
kputc(c); /* print and continue */
@@ -144,7 +145,7 @@ int c; /* character to append */
#define COM1_BASE 0x3F8
#define COM1_THR (COM1_BASE + 0)
#define LSR_THRE 0x20
#define LSR_THRE 0x20
#define COM1_LSR (COM1_BASE + 5)
PRIVATE void ser_putc(char c)