runit

Unnamed repository; edit this file 'description' to name the repository.
Log | Files | Refs | README

readclose.c (557B)

      1 /* Public domain. */
      2 
      3 #include <unistd.h>
      4 #include "error.h"
      5 #include "readclose.h"
      6 
      7 int readclose_append(int fd,stralloc *sa,unsigned int bufsize)
      8 {
      9   int r;
     10   for (;;) {
     11     if (!stralloc_readyplus(sa,bufsize)) { close(fd); return -1; }
     12     r = read(fd,sa->s + sa->len,bufsize);
     13     if (r == -1) if (errno == error_intr) continue;
     14     if (r <= 0) { close(fd); return r; }
     15     sa->len += r;
     16   }
     17 }
     18 
     19 int readclose(int fd,stralloc *sa,unsigned int bufsize)
     20 {
     21   if (!stralloc_copys(sa,"")) { close(fd); return -1; }
     22   return readclose_append(fd,sa,bufsize);
     23 }