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| author | Tom Rondeau <trondeau@vt.edu> | 2010-12-07 18:50:28 -0500 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2010-12-07 18:50:28 -0500 |
| commit | 239144659b29c0a5ecd83a34e0e57387a1060ed7 (patch) | |
| tree | 3476e1c123da4696c64cc1756ddec5d971bcf9f2 /volk/config/gr_pwin32.m4 | |
| parent | e13783aeb84a2c3656c3344a8d52fa2c9ee38a00 (diff) | |
Initial checkin for VOLK - Vector-Optimized Library of Kernels. This is a new SIMD library.
It currently stands by itself under the GNU Radio tree and can be used separately. We will integrate the build process into GNU Raio and start building off of its functionality over time.
Diffstat (limited to 'volk/config/gr_pwin32.m4')
| -rw-r--r-- | volk/config/gr_pwin32.m4 | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/volk/config/gr_pwin32.m4 b/volk/config/gr_pwin32.m4 new file mode 100644 index 0000000000..7b99cba6b7 --- /dev/null +++ b/volk/config/gr_pwin32.m4 @@ -0,0 +1,146 @@ +# Check for (mingw)win32 POSIX replacements. -*- Autoconf -*- + +# Copyright 2003,2004,2005 Free Software Foundation, Inc. +# +# This file is part of GNU Radio +# +# GNU Radio is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3, or (at your option) +# any later version. +# +# GNU Radio is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with GNU Radio; see the file COPYING. If not, write to +# the Free Software Foundation, Inc., 51 Franklin Street, +# Boston, MA 02110-1301, USA. + + +AC_DEFUN([GR_PWIN32], +[ +AC_REQUIRE([AC_HEADER_TIME]) +AC_CHECK_HEADERS([sys/types.h fcntl.h io.h]) +AC_CHECK_HEADERS([windows.h]) +AC_CHECK_HEADERS([winioctl.h winbase.h], [], [], [ + #if HAVE_WINDOWS_H + #include <windows.h> + #endif +]) + +AC_CHECK_FUNCS([getopt usleep gettimeofday nanosleep rand srand random srandom sleep sigaction]) +AC_CHECK_TYPES([struct timezone, struct timespec, ssize_t],[],[],[ + #if HAVE_SYS_TYPES_H + # include <sys/types.h> + #endif + #if TIME_WITH_SYS_TIME + # include <sys/time.h> + # include <time.h> + #else + # if HAVE_SYS_TIME_H + # include <sys/time.h> + # else + # include <time.h> + # endif + #endif +]) + +dnl Checks for replacements +AC_REPLACE_FUNCS([getopt usleep gettimeofday]) + + +AC_MSG_CHECKING(for Sleep) +AC_TRY_LINK([ #include <windows.h> + #include <winbase.h> + ], [ Sleep(0); ], + [AC_DEFINE(HAVE_SSLEEP,1,[Define to 1 if you have win32 Sleep]) + AC_MSG_RESULT(yes)], + AC_MSG_RESULT(no) + ) + +dnl Under Win32, mkdir prototype in io.h has only one arg +AC_MSG_CHECKING(whether mkdir accepts only one arg) +AC_TRY_COMPILE([#include <sys/types.h> + #include <sys/stat.h> + #include <fcntl.h>], [ + mkdir("") + ], [ AC_MSG_RESULT(yes) + AC_DEFINE(MKDIR_TAKES_ONE_ARG,[],[Define if mkdir accepts only one arg]) ], + [ AC_MSG_RESULT(no) + ]) + +AH_BOTTOM( +[ +/* Define missing prototypes, implemented in replacement lib */ +#ifdef __cplusplus +extern "C" { +#endif + +#ifndef HAVE_GETOPT +int getopt (int argc, char * const argv[], const char * optstring); +extern char * optarg; +extern int optind, opterr, optopt; +#endif + +#ifndef HAVE_USLEEP +int usleep(unsigned long usec); /* SUSv2 */ +#endif + +#ifndef HAVE_NANOSLEEP +#ifndef HAVE_STRUCT_TIMESPEC +#if HAVE_SYS_TYPES_H +# include <sys/types.h> /* need time_t */ +#endif +struct timespec { + time_t tv_sec; + long tv_nsec; +}; +#endif +static inline int nanosleep(const struct timespec *req, struct timespec *rem) { return usleep(req->tv_sec*1000000+req->tv_nsec/1000); } +#endif + +#if defined(HAVE_SSLEEP) && !defined(HAVE_SLEEP) +#ifdef HAVE_WINBASE_H +#include <windows.h> +#include <winbase.h> +#endif +/* TODO: what about SleepEx? */ +static inline unsigned int sleep (unsigned int nb_sec) { Sleep(nb_sec*1000); return 0; } +#endif + +#ifndef HAVE_GETTIMEOFDAY +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifndef HAVE_STRUCT_TIMEZONE +struct timezone { + int tz_minuteswest; + int tz_dsttime; +}; +#endif +int gettimeofday(struct timeval *tv, struct timezone *tz); +#endif + +#if !defined(HAVE_RANDOM) && defined(HAVE_RAND) +#include <stdlib.h> +static inline long int random (void) { return rand(); } +#endif + +#if !defined(HAVE_SRANDOM) && defined(HAVE_SRAND) +static inline void srandom (unsigned int seed) { srand(seed); } +#endif + +#ifndef HAVE_SSIZE_T +typedef size_t ssize_t; +#endif + +#ifdef __cplusplus +} +#endif +]) + + +]) |