147 lines
3.7 KiB
Plaintext
147 lines
3.7 KiB
Plaintext
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# Check for (mingw)win32 POSIX replacements. -*- Autoconf -*-
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# Copyright 2003,2004,2005 Free Software Foundation, Inc.
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#
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# This file is part of GNU Radio
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#
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# GNU Radio is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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#
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# GNU Radio is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Radio; see the file COPYING. If not, write to
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# the Free Software Foundation, Inc., 51 Franklin Street,
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# Boston, MA 02110-1301, USA.
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AC_DEFUN([GR_PWIN32],
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[
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AC_REQUIRE([AC_HEADER_TIME])
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AC_CHECK_HEADERS([sys/types.h fcntl.h io.h])
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AC_CHECK_HEADERS([windows.h])
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AC_CHECK_HEADERS([winioctl.h winbase.h], [], [], [
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#if HAVE_WINDOWS_H
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#include <windows.h>
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#endif
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])
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AC_CHECK_FUNCS([getopt usleep gettimeofday nanosleep rand srand random srandom sleep sigaction])
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AC_CHECK_TYPES([struct timezone, struct timespec, ssize_t],[],[],[
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#if HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#if TIME_WITH_SYS_TIME
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# include <sys/time.h>
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# include <time.h>
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#else
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# if HAVE_SYS_TIME_H
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# include <sys/time.h>
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# else
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# include <time.h>
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# endif
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#endif
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])
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dnl Checks for replacements
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AC_REPLACE_FUNCS([getopt usleep gettimeofday])
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AC_MSG_CHECKING(for Sleep)
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AC_TRY_LINK([ #include <windows.h>
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#include <winbase.h>
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], [ Sleep(0); ],
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[AC_DEFINE(HAVE_SSLEEP,1,[Define to 1 if you have win32 Sleep])
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AC_MSG_RESULT(yes)],
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AC_MSG_RESULT(no)
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)
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dnl Under Win32, mkdir prototype in io.h has only one arg
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AC_MSG_CHECKING(whether mkdir accepts only one arg)
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AC_TRY_COMPILE([#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>], [
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mkdir("")
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], [ AC_MSG_RESULT(yes)
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AC_DEFINE(MKDIR_TAKES_ONE_ARG,[],[Define if mkdir accepts only one arg]) ],
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[ AC_MSG_RESULT(no)
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])
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AH_BOTTOM(
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[
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/* Define missing prototypes, implemented in replacement lib */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef HAVE_GETOPT
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int getopt (int argc, char * const argv[], const char * optstring);
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extern char * optarg;
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extern int optind, opterr, optopt;
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#endif
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#ifndef HAVE_USLEEP
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int usleep(unsigned long usec); /* SUSv2 */
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#endif
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#ifndef HAVE_NANOSLEEP
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#ifndef HAVE_STRUCT_TIMESPEC
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#if HAVE_SYS_TYPES_H
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# include <sys/types.h> /* need time_t */
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#endif
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struct timespec {
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time_t tv_sec;
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long tv_nsec;
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};
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#endif
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static inline int nanosleep(const struct timespec *req, struct timespec *rem) { return usleep(req->tv_sec*1000000+req->tv_nsec/1000); }
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#endif
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#if defined(HAVE_SSLEEP) && !defined(HAVE_SLEEP)
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#ifdef HAVE_WINBASE_H
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#include <windows.h>
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#include <winbase.h>
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#endif
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/* TODO: what about SleepEx? */
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static inline unsigned int sleep (unsigned int nb_sec) { Sleep(nb_sec*1000); return 0; }
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#endif
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#ifndef HAVE_GETTIMEOFDAY
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#ifdef HAVE_SYS_TIME_H
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#include <sys/time.h>
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#endif
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#ifndef HAVE_STRUCT_TIMEZONE
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struct timezone {
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int tz_minuteswest;
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int tz_dsttime;
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};
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#endif
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int gettimeofday(struct timeval *tv, struct timezone *tz);
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#endif
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#if !defined(HAVE_RANDOM) && defined(HAVE_RAND)
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#include <stdlib.h>
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static inline long int random (void) { return rand(); }
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#endif
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#if !defined(HAVE_SRANDOM) && defined(HAVE_SRAND)
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static inline void srandom (unsigned int seed) { srand(seed); }
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#endif
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#ifndef HAVE_SSIZE_T
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typedef size_t ssize_t;
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#endif
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#ifdef __cplusplus
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}
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#endif
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])
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])
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