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sam: clean up checkerrs (Rob Pike)

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This commit is contained in:
Russ Cox 2008-04-16 06:32:43 -07:00
parent 9f8a101a7c
commit 1412580357
1 changed files with 3 additions and 3 deletions
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6
src/cmd/sam/shell.c
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@ -142,13 +142,13 @@ plan9(File *f, int type, String *s, int nest)
void void
checkerrs(void) checkerrs(void)
{ {
char buf[4096]; char buf[BLOCKSIZE-10];
int f, n, nl; int f, n, nl;
char *p; char *p;
long l; long l;
if(statfile(errfile, 0, 0, 0, &l, 0) > 0 && l != 0){ if(statfile(errfile, 0, 0, 0, &l, 0) > 0 && l != 0){
if((f=open((char *)errfile, 0)) != -1){ if((f=open(errfile, 0)) != -1){
if((n=read(f, buf, sizeof buf-1)) > 0){ if((n=read(f, buf, sizeof buf-1)) > 0){
for(nl=0,p=buf; nl<25 && p<&buf[n]; p++) for(nl=0,p=buf; nl<25 && p<&buf[n]; p++)
if(*p=='\n') if(*p=='\n')
@ -161,5 +161,5 @@ checkerrs(void)
close(f); close(f);
} }
}else }else
remove((char *)errfile); remove(errfile);
} }