vb2.buf[amtread]= 0;
if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch");
+ m4_define(`hm_rv_check_errno',`
if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) {
int e;
e= Perrno(vb2.buf+hm_r_offset);
FR_WRITE(e);
return -1;
}
-
- m4_define(`hm_rv_succfail',`
+ r= 0;
+ FR_WRITE(r);
+ ')
+ m4_define(`hm_rv_check_success',`
if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK");
vb2.used= hm_r_offset+2;
r= 0;
')
- m4_define(`hm_rv_len',`hm_rv_succfail')
- m4_define(`hm_rv_must',`hm_rv_succfail')
- m4_define(`hm_rv_any',`
+ m4_define(`hm_rv_any_nowrite',`
+ hm_rv_check_errno
unsigned long ul_r= strtoul(vb2.buf+hm_r_offset,&ep,10);
if (ul_r < 0 || ul_r > INT_MAX ||
(*ep && *ep!=hm_squote hm_squote))
Psyntax("return value not E* or positive number");
r= ul_r;
vb2.used= ep - (char*)vb2.buf;
+ ')
+
+ m4_define(`hm_rv_succfail',`
+ hm_rv_check_errno
+ hm_rv_check_success
+ ')
+ m4_define(`hm_rv_len',`
+ hm_rv_check_errno
+ hm_rv_check_success
+ ')
+ m4_define(`hm_rv_must',`
+ hm_rv_check_success
+ ')
+ m4_define(`hm_rv_any',`
+ hm_rv_any_nowrite
FR_WRITE(r);
')
m4_define(`hm_rv_fd',`hm_rv_any')