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setmalloctag

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This commit is contained in:
Russ Cox 2006-05-21 23:32:55 +00:00
parent 1125f094ce
commit 083b5a0e40
4 changed files with 37 additions and 1 deletions
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5
kern/devcons.c
View File

@ -464,6 +464,7 @@ enum{
Qrandom, Qrandom,
Qreboot, Qreboot,
Qsecstore, Qsecstore,
Qshowfile,
Qsnarf, Qsnarf,
Qswap, Qswap,
Qsysname, Qsysname,
@ -497,6 +498,7 @@ static Dirtab consdir[]={
"random", {Qrandom}, 0, 0444, "random", {Qrandom}, 0, 0444,
"reboot", {Qreboot}, 0, 0664, "reboot", {Qreboot}, 0, 0664,
"secstore", {Qsecstore}, 0, 0666, "secstore", {Qsecstore}, 0, 0666,
"showfile", {Qshowfile}, 0, 0220,
"snarf", {Qsnarf}, 0, 0666, "snarf", {Qsnarf}, 0, 0666,
"swap", {Qswap}, 0, 0664, "swap", {Qswap}, 0, 0664,
"sysname", {Qsysname}, 0, 0664, "sysname", {Qsysname}, 0, 0664,
@ -915,6 +917,9 @@ conswrite(Chan *c, void *va, long n, vlong off)
memmove(secstorebuf+offset, va, n); memmove(secstorebuf+offset, va, n);
return n; return n;
case Qshowfile:
return showfilewrite(a, n);
case Qsnarf: case Qsnarf:
if(offset >= SnarfSize || offset+n >= SnarfSize) if(offset >= SnarfSize || offset+n >= SnarfSize)
error(Etoobig); error(Etoobig);

3
kern/fns.h
View File

@ -305,10 +305,11 @@ void segclock(ulong);
void segpage(Segment*, Page*); void segpage(Segment*, Page*);
void setkernur(Ureg*, Proc*); void setkernur(Ureg*, Proc*);
int setlabel(Label*); int setlabel(Label*);
void setmalloctag(void*, ulong); void setmalloctag(void*, uintptr);
void setrealloctag(void*, ulong); void setrealloctag(void*, ulong);
void setregisters(Ureg*, char*, char*, int); void setregisters(Ureg*, char*, char*, int);
void setswapchan(Chan*); void setswapchan(Chan*);
long showfilewrite(char*, int);
char* skipslash(char*); char* skipslash(char*);
void sleep(Rendez*, int(*)(void*), void*); void sleep(Rendez*, int(*)(void*), void*);
void* smalloc(ulong); void* smalloc(ulong);

6
kern/posix.c
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@ -213,3 +213,9 @@ ticks(void)
return (t.tv_sec-sec0)*1000+(t.tv_usec-usec0+500)/1000; return (t.tv_sec-sec0)*1000+(t.tv_usec-usec0+500)/1000;
} }
long
showfilewrite(char *a, int n)
{
error("not implemented");
return -1;
}

24
kern/win32.c
View File

@ -444,3 +444,27 @@ oserrstr(void)
{ {
osrerrstr(up->errstr, ERRMAX); osrerrstr(up->errstr, ERRMAX);
} }
long
showfilewrite(char *a, int n)
{
Rune *action, *arg, *cmd;
static Rune Lopen[] = { 'o', 'p', 'e', 'n', 0 };
cmd = runesmprint("%.*s", n, a);
if(cmd == nil)
error("out of memory");
if(cmd[runestrlen(cmd)-1] == '\n')
cmd[runestrlen(cmd)] = 0;
p = runestrchr(cmd, ' ');
if(p){
action = cmd;
*p++ = 0;
arg = p;
}else{
action = Lopen;
arg = cmd;
}
ShellExecute(0, 0, action, arg, 0, SW_SHOWNORMAL);
return n;
}