6 /* Copyright (C) 1995,1996,1997,1998,2000, 2003, 2006 Free Software Foundation, Inc.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
25 #include "libguile/__scm.h"
27 #include <unistd.h> /* for sysconf */
31 /* This should be figured out by autoconf.
33 sysconf(_SC_CLK_TCK) is best, since it's the actual running kernel, not
34 some compile-time CLK_TCK. On glibc 2.3.2 CLK_TCK (when defined) is in
35 fact sysconf(_SC_CLK_TCK) anyway.
37 CLK_TCK is obsolete in POSIX. In glibc 2.3.2 it's defined by default,
38 but if you define _GNU_SOURCE or _POSIX_C_SOURCE to get other features
41 #if ! defined(SCM_TIME_UNITS_PER_SECOND) && defined(_SC_CLK_TCK)
42 # define SCM_TIME_UNITS_PER_SECOND ((int) sysconf (_SC_CLK_TCK))
44 #if ! defined(SCM_TIME_UNITS_PER_SECOND) && defined(CLK_TCK)
45 # define SCM_TIME_UNITS_PER_SECOND ((int) CLK_TCK)
47 #if ! defined(SCM_TIME_UNITS_PER_SECOND) && defined(CLOCKS_PER_SEC)
48 # define SCM_TIME_UNITS_PER_SECOND ((int) CLOCKS_PER_SEC)
50 #if ! defined(SCM_TIME_UNITS_PER_SECOND)
51 # define SCM_TIME_UNITS_PER_SECOND 60
55 SCM_API
long scm_c_get_internal_run_time (void);
56 SCM_API SCM
scm_get_internal_real_time (void);
57 SCM_API SCM
scm_get_internal_run_time (void);
58 SCM_API SCM
scm_current_time (void);
59 SCM_API SCM
scm_gettimeofday (void);
60 SCM_API SCM
scm_localtime (SCM time
, SCM zone
);
61 SCM_API SCM
scm_gmtime (SCM time
);
62 SCM_API SCM
scm_mktime (SCM sbd_time
, SCM zone
);
63 SCM_API SCM
scm_tzset (void);
64 SCM_API SCM
scm_times (void);
65 SCM_API SCM
scm_strftime (SCM format
, SCM stime
);
66 SCM_API SCM
scm_strptime (SCM format
, SCM string
);
67 SCM_API
void scm_init_stime (void);
69 #endif /* SCM_STIME_H */