Mercurial > hg > CbC > CbC_xv6

comparison src/file_read.cbc @ 153:49d8aba0002a

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switch use sys_pipe_read.cbc
author anatofuz <anatofuz@cr.ie.u-ryukyu.ac.jp>
date Wed, 18 Dec 2019 15:55:22 +0900
parents 06449f2ae0c7
children
comparison
equal deleted inserted replaced
152:d3f97de63622 153:49d8aba0002a
20 return create_readi(cbc_context, f->ip, addr, f->off, n, cbc_fileread1); 20 return create_readi(cbc_context, f->ip, addr, f->off, n, cbc_fileread1);
21 } 21 }
22 return NULL; //Error? 22 return NULL; //Error?
23 } 23 }
24 24
25 __code selectReadInstance(struct Context cbc_context, struct file* f, __code ret(int i)) { 25 __code selectReadInstance(struct Context cbc_context, struct file* f, __code next(int i)) {
26 if (f->readable == 0) { 26 if (f->readable == 0) {
27 i = -1; 27 i = -1;
28 goto ret(i); 28 goto next(i);
29 } 29 }
30 SysRead* read = createFileReadInstFromFile(proc->cbc_context, f); 30 SysRead* read = createFileReadInstFromFile(proc->cbc_context, f);
31 goto read->read(f,addr,n); 31 goto read->read(f,addr,n);
32 } 32 }
33 33