Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Initialize the random number generator from /dev/urandom, if available. (CVS 2258) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
aab8e7f8d81ffa786d5fae5a13963c6e |
| User & Date: | drh 2005-01-21 17:53:17 |
Context
|
2005-01-21
| ||
| 18:19 | Documentation updates prior to 3.1.0. (CVS 2259) check-in: fc4f1f13 user: drh tags: trunk | |
| 17:53 | Initialize the random number generator from /dev/urandom, if available. (CVS 2258) check-in: aab8e7f8 user: drh tags: trunk | |
| 17:07 | Change to mkopcodeh.awk to accomodate windows systems. (CVS 2257) check-in: 39786aa8 user: drh tags: trunk | |
Changes
Changes to src/os_unix.c.
1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 |
** When testing, initializing zBuf[] to zero is all we do. That means
** that we always use the same random number sequence.* This makes the
** tests repeatable.
*/
memset(zBuf, 0, 256);
#if !defined(SQLITE_TEST)
{
int pid;
time((time_t*)zBuf);
pid = getpid();
memcpy(&zBuf[sizeof(time_t)], &pid, sizeof(pid));
}
#endif
return SQLITE_OK;
}
/*
** Sleep for a little while. Return the amount of time slept.
|
| > > | | | > > > > |
1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 |
** When testing, initializing zBuf[] to zero is all we do. That means
** that we always use the same random number sequence.* This makes the
** tests repeatable.
*/
memset(zBuf, 0, 256);
#if !defined(SQLITE_TEST)
{
int pid, fd;
fd = open("/dev/urandom", O_RDONLY);
if( fd<0 ){
time((time_t*)zBuf);
pid = getpid();
memcpy(&zBuf[sizeof(time_t)], &pid, sizeof(pid));
}else{
read(fd, zBuf, 256);
close(fd);
}
}
#endif
return SQLITE_OK;
}
/*
** Sleep for a little while. Return the amount of time slept.
|