ref: a7c01127f9749fe471367c6461cde357403cc3b3
dir: /sys/src/cmd/auth/lib/wrbio.c/
#include <u.h> #include <libc.h> #include <bio.h> #include <ctype.h> #include <authsrv.h> #include "authcmdlib.h" void wrbio(char *file, Acctbio *a) { char buf[1024]; int i, fd, n; fd = open(file, OWRITE); if(fd < 0){ fd = create(file, OWRITE, 0660); if(fd < 0) error("can't create %s", file); } if(seek(fd, 0, 2) < 0) error("can't seek %s", file); if(a->postid == 0) a->postid = ""; if(a->name == 0) a->name = ""; if(a->dept == 0) a->dept = ""; if(a->email[0] == 0) a->email[0] = strdup(a->user); n = 0; n += snprint(buf+n, sizeof(buf)-n, "%s|%s|%s|%s", a->user, a->postid, a->name, a->dept); for(i = 0; i < Nemail; i++){ if(a->email[i] == 0) break; n += snprint(buf+n, sizeof(buf)-n, "|%s", a->email[i]); } n += snprint(buf+n, sizeof(buf)-n, "\n"); write(fd, buf, n); close(fd); }