diff options
Diffstat (limited to 'db2/progs/db_checkpoint/db_checkpoint.c')
| -rw-r--r-- | db2/progs/db_checkpoint/db_checkpoint.c | 47 |
1 files changed, 31 insertions, 16 deletions
diff --git a/db2/progs/db_checkpoint/db_checkpoint.c b/db2/progs/db_checkpoint/db_checkpoint.c index 3157a52666..74f95ccce2 100644 --- a/db2/progs/db_checkpoint/db_checkpoint.c +++ b/db2/progs/db_checkpoint/db_checkpoint.c @@ -1,7 +1,7 @@ /*- * See the file LICENSE for redistribution information. * - * Copyright (c) 1996, 1997 + * Copyright (c) 1996, 1997, 1998 * Sleepycat Software. All rights reserved. */ @@ -9,9 +9,9 @@ #ifndef lint static const char copyright[] = -"@(#) Copyright (c) 1997\n\ +"@(#) Copyright (c) 1996, 1997, 1998\n\ Sleepycat Software Inc. All rights reserved.\n"; -static const char sccsid[] = "@(#)db_checkpoint.c 10.14 (Sleepycat) 1/17/98"; +static const char sccsid[] = "@(#)db_checkpoint.c 10.17 (Sleepycat) 5/3/98"; #endif #ifndef NO_SYSTEM_INCLUDES @@ -37,7 +37,6 @@ static const char sccsid[] = "@(#)db_checkpoint.c 10.14 (Sleepycat) 1/17/98"; #include "common_ext.h" char *check __P((DB_ENV *, long, long)); -int checkpoint __P((DB_ENV *, char *, int)); DB_ENV *db_init __P((char *)); int logpid __P((char *, int)); int main __P((int, char *[])); @@ -58,26 +57,39 @@ main(argc, argv) extern int optind; DB_ENV *dbenv; time_t now; - long kbytes, minutes, seconds; - int ch, eval, verbose; + long argval; + u_int32_t kbytes, minutes, seconds; + int ch, eval, once, verbose; char *home, *logfile; - home = logfile = NULL; + /* + * XXX + * Don't allow a fully unsigned 32-bit number, some compilers get + * upset and require it to be specified in hexadecimal and so on. + */ +#define MAX_UINT32_T 2147483647 + kbytes = minutes = 0; - verbose = 0; - while ((ch = getopt(argc, argv, "h:k:L:p:v")) != EOF) + once = verbose = 0; + home = logfile = NULL; + while ((ch = getopt(argc, argv, "1h:k:L:p:v")) != EOF) switch (ch) { + case '1': + once = 1; + break; case 'h': home = optarg; break; case 'k': - get_long(optarg, 1, LONG_MAX, &kbytes); + get_long(optarg, 1, (long)MAX_UINT32_T, &argval); + kbytes = argval; break; case 'L': logfile = optarg; break; case 'p': - get_long(optarg, 1, LONG_MAX, &minutes); + get_long(optarg, 1, (long)MAX_UINT32_T, &argval); + minutes = argval; break; case 'v': verbose = 1; @@ -92,8 +104,8 @@ main(argc, argv) if (argc != 0) usage(); - if (kbytes == 0 && minutes == 0) { - warnx("at least one of -k and -p must be specified"); + if (once == 0 && kbytes == 0 && minutes == 0) { + warnx("at least one of -1, -k and -p must be specified"); usage(); } @@ -113,8 +125,6 @@ main(argc, argv) eval = 0; seconds = kbytes != 0 ? 30 : minutes * 60; while (!interrupted) { - (void)__db_sleep(seconds, 0); - if (verbose) { (void)time(&now); printf("checkpoint: %s", ctime(&now)); @@ -134,6 +144,11 @@ main(argc, argv) __db_err(dbenv, "checkpoint: %s", strerror(errno)); break; } + + if (once) + break; + + (void)__db_sleep(seconds, 0); } if (logfile != NULL && logpid(logfile, 0)) @@ -244,6 +259,6 @@ void usage() { (void)fprintf(stderr, - "usage: db_checkpoint [-v] [-h home] [-k kbytes] [-L file] [-p min]\n"); + "usage: db_checkpoint [-1v] [-h home] [-k kbytes] [-L file] [-p min]\n"); exit(1); } |