mirror of
https://gitee.com/openharmony/third_party_libsnd
synced 2024-11-23 09:59:54 +00:00
Merge from -m4 branch.
This commit is contained in:
Erik de Castro Lopo
commit
da3d973250
@ -1,3 +1,8 @@
|
||||
2007-08-23 Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
|
||||
* acinclude.m4 configure.ac ...
|
||||
Get rid of acinclude.m4 and replace it with an M4 directory.
|
||||
|
||||
2007-08-21 Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
|
||||
* src/sndfile.h.in
|
||||
|
||||
5
M4/Makefile.am
Normal file
5
M4/Makefile.am
Normal file
@ -0,0 +1,5 @@
|
||||
## Process this file with automake to produce Makefile.in
|
||||
|
||||
EXTRA_DIST = add_cflags.m4 clip_mode.m4 endian.m4 extra_largefile.m4 \
|
||||
flexible_array.m4 llrint.m4 lrint.m4 lrintf.m4
|
||||
|
||||
15
M4/add_cflags.m4
Normal file
15
M4/add_cflags.m4
Normal file
@ -0,0 +1,15 @@
|
||||
dnl @synopsis AC_ADD_CFLAGS
|
||||
dnl
|
||||
dnl Add the given option to CFLAGS, if it doesn't break the compiler
|
||||
|
||||
AC_DEFUN([AC_ADD_CFLAGS],
|
||||
[AC_MSG_CHECKING([if $CC accepts $1])
|
||||
ac_add_cflags__old_cflags="$CFLAGS"
|
||||
CFLAGS="$CFLAGS $1"
|
||||
AC_TRY_LINK([#include <stdio.h>],
|
||||
[puts("Hello, World!"); return 0;],
|
||||
AC_MSG_RESULT([yes]),
|
||||
AC_MSG_RESULT([no])
|
||||
CFLAGS="$ac_add_cflags__old_cflags")
|
||||
])
|
||||
])# AC_ADD_CFLAGS
|
||||
120
M4/clip_mode.m4
Normal file
120
M4/clip_mode.m4
Normal file
@ -0,0 +1,120 @@
|
||||
dnl @synopsis AC_C_CLIP_MODE
|
||||
dnl
|
||||
dnl Determine the clipping mode when converting float to int.
|
||||
dnl @version 1.0 May 17 2003
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
dnl Find the clipping mode in the following way:
|
||||
dnl 1) If we are not cross compiling test it.
|
||||
dnl 2) IF we are cross compiling, assume that clipping isn't done correctly.
|
||||
|
||||
AC_DEFUN([AC_C_CLIP_MODE],
|
||||
[AC_CACHE_CHECK(processor clipping capabilities,
|
||||
ac_cv_c_clip_type,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c_clip_positive=unknown
|
||||
ac_cv_c_clip_negative=unknown
|
||||
|
||||
|
||||
if test $ac_cv_c_clip_positive = unknown ; then
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
#include <math.h>
|
||||
int main (void)
|
||||
{ double fval [] = { 1.0 * 0x7FFFFFFF, 1.1 * 0x7FFFFFFF, 1.2 * 0x7FFFFFFF } ;
|
||||
|
||||
if (lrint (fval [0]) < 0)
|
||||
return 0 ;
|
||||
|
||||
if (lrint (fval [1]) < 0)
|
||||
return 0 ;
|
||||
|
||||
if (lrint (fval [2]) < 0)
|
||||
return 0 ;
|
||||
|
||||
return 1 ;
|
||||
}
|
||||
]], , ac_cv_c_clip_positive=yes,
|
||||
ac_cv_c_clip_positive=unknown
|
||||
)
|
||||
|
||||
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
#include <math.h>
|
||||
int main (void)
|
||||
{ double fval [] = { -8.0 * 0x10000000, -8.8 * 0x10000000, -9.6 * 0x10000000 } ;
|
||||
|
||||
if (lrint (fval [0]) > 0)
|
||||
return 0 ;
|
||||
|
||||
if (lrint (fval [1]) > 0)
|
||||
return 0 ;
|
||||
|
||||
if (lrint (fval [2]) > 0)
|
||||
return 0 ;
|
||||
|
||||
return 1 ;
|
||||
}
|
||||
]], , ac_cv_c_clip_negative=yes,
|
||||
ac_cv_c_clip_negative=unknown
|
||||
)
|
||||
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_clip_positive = yes ; then
|
||||
ac_cv_c_clip_positive=1
|
||||
else
|
||||
ac_cv_c_clip_positive=0
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_clip_negative = yes ; then
|
||||
ac_cv_c_clip_negative=1
|
||||
else
|
||||
ac_cv_c_clip_negative=0
|
||||
fi
|
||||
|
||||
[[
|
||||
case "$ac_cv_c_clip_positive$ac_cv_c_clip_negative" in
|
||||
"00")
|
||||
ac_cv_c_clip_type="none"
|
||||
;;
|
||||
"10")
|
||||
ac_cv_c_clip_type="positive"
|
||||
;;
|
||||
"01")
|
||||
ac_cv_c_clip_type="negative"
|
||||
;;
|
||||
"11")
|
||||
ac_cv_c_clip_type="both"
|
||||
;;
|
||||
esac
|
||||
]]
|
||||
|
||||
)
|
||||
]
|
||||
|
||||
)# AC_C_CLIP_MODE
|
||||
|
||||
|
||||
159
M4/endian.m4
Normal file
159
M4/endian.m4
Normal file
@ -0,0 +1,159 @@
|
||||
dnl @synopsis AC_C_FIND_ENDIAN
|
||||
dnl
|
||||
dnl Determine endian-ness of target processor.
|
||||
dnl @version 1.1 Mar 03 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Majority written from scratch to replace the standard autoconf macro
|
||||
dnl AC_C_BIGENDIAN. Only part remaining from the original it the invocation
|
||||
dnl of the AC_TRY_RUN macro.
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
dnl Find endian-ness in the following way:
|
||||
dnl 1) Look in <endian.h>.
|
||||
dnl 2) If 1) fails, look in <sys/types.h> and <sys/param.h>.
|
||||
dnl 3) If 1) and 2) fails and not cross compiling run a test program.
|
||||
dnl 4) If 1) and 2) fails and cross compiling then guess based on target.
|
||||
|
||||
AC_DEFUN([AC_C_FIND_ENDIAN],
|
||||
[AC_CACHE_CHECK(processor byte ordering,
|
||||
ac_cv_c_byte_order,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c_byte_order=unknown
|
||||
|
||||
if test x$ac_cv_header_endian_h = xyes ; then
|
||||
|
||||
# First try <endian.h> which should set BYTE_ORDER.
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <endian.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <endian.h>
|
||||
#if BYTE_ORDER != BIG_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=big
|
||||
)]
|
||||
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_byte_order = unknown ; then
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
|
||||
bogus endian macros
|
||||
#endif
|
||||
], return 0 ;,
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
)]
|
||||
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_byte_order = unknown ; then
|
||||
if test $cross_compiling = yes ; then
|
||||
# This is the last resort. Try to guess the target processor endian-ness
|
||||
# by looking at the target CPU type.
|
||||
[
|
||||
case "$target_cpu" in
|
||||
alpha* | i?86* | mipsel* | ia64*)
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=1
|
||||
;;
|
||||
|
||||
m68* | mips* | powerpc* | hppa* | sparc*)
|
||||
ac_cv_c_big_endian=1
|
||||
ac_cv_c_little_endian=0
|
||||
;;
|
||||
|
||||
esac
|
||||
]
|
||||
else
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
int main (void)
|
||||
{ /* Are we little or big endian? From Harbison&Steele. */
|
||||
union
|
||||
{ long l ;
|
||||
char c [sizeof (long)] ;
|
||||
} u ;
|
||||
u.l = 1 ;
|
||||
return (u.c [sizeof (long) - 1] == 1);
|
||||
}
|
||||
]], , ac_cv_c_byte_order=big,
|
||||
ac_cv_c_byte_order=unknown
|
||||
)
|
||||
|
||||
AC_TRY_RUN(
|
||||
[[int main (void)
|
||||
{ /* Are we little or big endian? From Harbison&Steele. */
|
||||
union
|
||||
{ long l ;
|
||||
char c [sizeof (long)] ;
|
||||
} u ;
|
||||
u.l = 1 ;
|
||||
return (u.c [0] == 1);
|
||||
}]], , ac_cv_c_byte_order=little,
|
||||
ac_cv_c_byte_order=unknown
|
||||
)
|
||||
fi
|
||||
fi
|
||||
|
||||
)
|
||||
]
|
||||
|
||||
if test $ac_cv_c_byte_order = big ; then
|
||||
ac_cv_c_big_endian=1
|
||||
ac_cv_c_little_endian=0
|
||||
elif test $ac_cv_c_byte_order = little ; then
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=1
|
||||
else
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=0
|
||||
|
||||
AC_MSG_WARN([[*****************************************************************]])
|
||||
AC_MSG_WARN([[*** Not able to determine endian-ness of target processor. ]])
|
||||
AC_MSG_WARN([[*** The constants CPU_IS_BIG_ENDIAN and CPU_IS_LITTLE_ENDIAN in ]])
|
||||
AC_MSG_WARN([[*** src/config.h may need to be hand editied. ]])
|
||||
AC_MSG_WARN([[*****************************************************************]])
|
||||
fi
|
||||
|
||||
)# AC_C_FIND_ENDIAN
|
||||
|
||||
|
||||
114
M4/extra_largefile.m4
Normal file
114
M4/extra_largefile.m4
Normal file
@ -0,0 +1,114 @@
|
||||
dnl By default, many hosts won't let programs access large files;
|
||||
dnl one must use special compiler options to get large-file access to work.
|
||||
dnl For more details about this brain damage please see:
|
||||
dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
|
||||
|
||||
dnl Written by Paul Eggert <eggert@twinsun.com>.
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_FLAGS(FLAGSNAME)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_FLAGS],
|
||||
[AC_CACHE_CHECK([for $1 value to request large file support],
|
||||
ac_cv_sys_largefile_$1,
|
||||
[ac_cv_sys_largefile_$1=`($GETCONF LFS_$1) 2>/dev/null` || {
|
||||
ac_cv_sys_largefile_$1=no
|
||||
ifelse($1, CFLAGS,
|
||||
[case "$host_os" in
|
||||
# IRIX 6.2 and later require cc -n32.
|
||||
changequote(, )dnl
|
||||
irix6.[2-9]* | irix6.1[0-9]* | irix[7-9].* | irix[1-9][0-9]*)
|
||||
changequote([, ])dnl
|
||||
if test "$GCC" != yes; then
|
||||
ac_cv_sys_largefile_CFLAGS=-n32
|
||||
fi
|
||||
ac_save_CC="$CC"
|
||||
CC="$CC $ac_cv_sys_largefile_CFLAGS"
|
||||
AC_TRY_LINK(, , , ac_cv_sys_largefile_CFLAGS=no)
|
||||
CC="$ac_save_CC"
|
||||
esac])
|
||||
}])])
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(VAR, VAL)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND],
|
||||
[case $2 in
|
||||
no) ;;
|
||||
?*)
|
||||
case "[$]$1" in
|
||||
'') $1=$2 ;;
|
||||
*) $1=[$]$1' '$2 ;;
|
||||
esac ;;
|
||||
esac])
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(C-MACRO, CACHE-VAR, COMMENT, CODE-TO-SET-DEFAULT)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE],
|
||||
[AC_CACHE_CHECK([for $1], $2,
|
||||
[$2=no
|
||||
changequote(, )dnl
|
||||
$4
|
||||
for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
|
||||
case "$ac_flag" in
|
||||
-D$1)
|
||||
$2=1 ;;
|
||||
-D$1=*)
|
||||
$2=`expr " $ac_flag" : '[^=]*=\(.*\)'` ;;
|
||||
esac
|
||||
done
|
||||
changequote([, ])dnl
|
||||
])
|
||||
if test "[$]$2" != no; then
|
||||
AC_DEFINE_UNQUOTED([$1], [$]$2, [$3])
|
||||
fi])
|
||||
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE],
|
||||
[AC_REQUIRE([AC_CANONICAL_HOST])
|
||||
AC_ARG_ENABLE(largefile,
|
||||
[ --disable-largefile omit support for large files])
|
||||
if test "$enable_largefile" != no; then
|
||||
AC_CHECK_TOOL(GETCONF, getconf)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(CFLAGS)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(LDFLAGS)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(LIBS)
|
||||
|
||||
for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
|
||||
case "$ac_flag" in
|
||||
no) ;;
|
||||
-D_FILE_OFFSET_BITS=*) ;;
|
||||
-D_LARGEFILE_SOURCE | -D_LARGEFILE_SOURCE=*) ;;
|
||||
-D_LARGE_FILES | -D_LARGE_FILES=*) ;;
|
||||
-D?* | -I?*)
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(CPPFLAGS, "$ac_flag") ;;
|
||||
*)
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(CFLAGS, "$ac_flag") ;;
|
||||
esac
|
||||
done
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(LDFLAGS, "$ac_cv_sys_largefile_LDFLAGS")
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(LIBS, "$ac_cv_sys_largefile_LIBS")
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS,
|
||||
ac_cv_sys_file_offset_bits,
|
||||
[Number of bits in a file offset, on hosts where this is settable.])
|
||||
[case "$host_os" in
|
||||
# HP-UX 10.20 and later
|
||||
hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
|
||||
ac_cv_sys_file_offset_bits=64 ;;
|
||||
esac]
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE,
|
||||
ac_cv_sys_largefile_source,
|
||||
[Define to make fseeko etc. visible, on some hosts.],
|
||||
[case "$host_os" in
|
||||
# HP-UX 10.20 and later
|
||||
hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
|
||||
ac_cv_sys_largefile_source=1 ;;
|
||||
esac])
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_LARGE_FILES,
|
||||
ac_cv_sys_large_files,
|
||||
[Define for large files, on AIX-style hosts.],
|
||||
[case "$host_os" in
|
||||
# AIX 4.2 and later
|
||||
aix4.[2-9]* | aix4.1[0-9]* | aix[5-9].* | aix[1-9][0-9]*)
|
||||
ac_cv_sys_large_files=1 ;;
|
||||
esac])
|
||||
fi
|
||||
])
|
||||
|
||||
32
M4/flexible_array.m4
Normal file
32
M4/flexible_array.m4
Normal file
@ -0,0 +1,32 @@
|
||||
dnl @synopsis AC_C99_FLEXIBLE_ARRAY
|
||||
dnl
|
||||
dnl Dose the compiler support the 1999 ISO C Standard "stuct hack".
|
||||
dnl @version 1.1 Mar 15 2004
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
AC_DEFUN([AC_C99_FLEXIBLE_ARRAY],
|
||||
[AC_CACHE_CHECK(C99 struct flexible array support,
|
||||
ac_cv_c99_flexible_array,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c99_flexible_array=no
|
||||
|
||||
AC_TRY_LINK([[
|
||||
#include <stdlib.h>
|
||||
typedef struct {
|
||||
int k;
|
||||
char buffer [] ;
|
||||
} MY_STRUCT ;
|
||||
]],
|
||||
[ MY_STRUCT *p = calloc (1, sizeof (MY_STRUCT) + 42); ],
|
||||
ac_cv_c99_flexible_array=yes,
|
||||
ac_cv_c99_flexible_array=no
|
||||
))]
|
||||
) # AC_C99_FLEXIBLE_ARRAY
|
||||
|
||||
38
M4/llrint.m4
Normal file
38
M4/llrint.m4
Normal file
@ -0,0 +1,38 @@
|
||||
dnl @synopsis AC_C99_FUNC_LLRINT
|
||||
dnl
|
||||
dnl Check whether C99's llrint function is available.
|
||||
dnl @version 1.1 Sep 30 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LLRINT],
|
||||
[AC_CACHE_CHECK(for llrint,
|
||||
ac_cv_c99_llrint,
|
||||
[
|
||||
llrint_save_CFLAGS=$CFLAGS
|
||||
CFLAGS="-lm"
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
#include <stdint.h>
|
||||
], int64_t x ; x = llrint(3.14159) ;, ac_cv_c99_llrint=yes, ac_cv_c99_llrint=no)
|
||||
|
||||
CFLAGS=$llrint_save_CFLAGS
|
||||
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_llrint" = yes; then
|
||||
AC_DEFINE(HAVE_LLRINT, 1,
|
||||
[Define if you have C99's llrint function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LLRINT
|
||||
|
||||
37
M4/lrint.m4
Normal file
37
M4/lrint.m4
Normal file
@ -0,0 +1,37 @@
|
||||
dnl @synopsis AC_C99_FUNC_LRINT
|
||||
dnl
|
||||
dnl Check whether C99's lrint function is available.
|
||||
dnl @version 1.3 Feb 12 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LRINT],
|
||||
[AC_CACHE_CHECK(for lrint,
|
||||
ac_cv_c99_lrint,
|
||||
[
|
||||
lrint_save_CFLAGS=$CFLAGS
|
||||
CFLAGS="-lm"
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
], if (!lrint(3.14159)) lrint(2.7183);, ac_cv_c99_lrint=yes, ac_cv_c99_lrint=no)
|
||||
|
||||
CFLAGS=$lrint_save_CFLAGS
|
||||
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_lrint" = yes; then
|
||||
AC_DEFINE(HAVE_LRINT, 1,
|
||||
[Define if you have C99's lrint function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LRINT
|
||||
|
||||
37
M4/lrintf.m4
Normal file
37
M4/lrintf.m4
Normal file
@ -0,0 +1,37 @@
|
||||
dnl @synopsis AC_C99_FUNC_LRINTF
|
||||
dnl
|
||||
dnl Check whether C99's lrintf function is available.
|
||||
dnl @version 1.3 Feb 12 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LRINTF],
|
||||
[AC_CACHE_CHECK(for lrintf,
|
||||
ac_cv_c99_lrintf,
|
||||
[
|
||||
lrintf_save_CFLAGS=$CFLAGS
|
||||
CFLAGS="-lm"
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
], if (!lrintf(3.14159)) lrintf(2.7183);, ac_cv_c99_lrintf=yes, ac_cv_c99_lrintf=no)
|
||||
|
||||
CFLAGS=$lrintf_save_CFLAGS
|
||||
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_lrintf" = yes; then
|
||||
AC_DEFINE(HAVE_LRINTF, 1,
|
||||
[Define if you have C99's lrintf function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LRINTF
|
||||
|
||||
12
Makefile.am
12
Makefile.am
@ -1,9 +1,9 @@
|
||||
## Process this file with automake to produce Makefile.in
|
||||
|
||||
SUBDIRS = man doc Win32 Octave src examples regtest tests
|
||||
SUBDIRS = M4 man doc Win32 Octave src examples regtest tests
|
||||
DIST_SUBDIRS = $(SUBDIRS)
|
||||
EXTRA_DIST = reconfigure.mk acinclude.m4 libsndfile.spec.in \
|
||||
sndfile.pc.in Mingw-make-dist.sh
|
||||
EXTRA_DIST = reconfigure.mk libsndfile.spec.in sndfile.pc.in \
|
||||
Mingw-make-dist.sh
|
||||
|
||||
|
||||
pkgconfigdir = $(libdir)/pkgconfig
|
||||
@ -19,9 +19,3 @@ genfiles :
|
||||
(cd tests ; make genfiles)
|
||||
|
||||
|
||||
## Do not edit or modify anything in this comment block.
|
||||
## The arch-tag line is a file identity tag for the GNU Arch
|
||||
## revision control system.
|
||||
##
|
||||
## arch-tag: e40c569e-8020-4e95-b774-6b0703614526
|
||||
|
||||
|
||||
569
acinclude.m4
569
acinclude.m4
@ -1,569 +0,0 @@
|
||||
dnl By default, many hosts won't let programs access large files;
|
||||
dnl one must use special compiler options to get large-file access to work.
|
||||
dnl For more details about this brain damage please see:
|
||||
dnl http://www.sas.com/standards/large.file/x_open.20Mar96.html
|
||||
|
||||
dnl Written by Paul Eggert <eggert@twinsun.com>.
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_FLAGS(FLAGSNAME)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_FLAGS],
|
||||
[AC_CACHE_CHECK([for $1 value to request large file support],
|
||||
ac_cv_sys_largefile_$1,
|
||||
[ac_cv_sys_largefile_$1=`($GETCONF LFS_$1) 2>/dev/null` || {
|
||||
ac_cv_sys_largefile_$1=no
|
||||
ifelse($1, CFLAGS,
|
||||
[case "$host_os" in
|
||||
# IRIX 6.2 and later require cc -n32.
|
||||
changequote(, )dnl
|
||||
irix6.[2-9]* | irix6.1[0-9]* | irix[7-9].* | irix[1-9][0-9]*)
|
||||
changequote([, ])dnl
|
||||
if test "$GCC" != yes; then
|
||||
ac_cv_sys_largefile_CFLAGS=-n32
|
||||
fi
|
||||
ac_save_CC="$CC"
|
||||
CC="$CC $ac_cv_sys_largefile_CFLAGS"
|
||||
AC_TRY_LINK(, , , ac_cv_sys_largefile_CFLAGS=no)
|
||||
CC="$ac_save_CC"
|
||||
esac])
|
||||
}])])
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(VAR, VAL)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND],
|
||||
[case $2 in
|
||||
no) ;;
|
||||
?*)
|
||||
case "[$]$1" in
|
||||
'') $1=$2 ;;
|
||||
*) $1=[$]$1' '$2 ;;
|
||||
esac ;;
|
||||
esac])
|
||||
|
||||
dnl Internal subroutine of AC_SYS_EXTRA_LARGEFILE.
|
||||
dnl AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(C-MACRO, CACHE-VAR, COMMENT, CODE-TO-SET-DEFAULT)
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE],
|
||||
[AC_CACHE_CHECK([for $1], $2,
|
||||
[$2=no
|
||||
changequote(, )dnl
|
||||
$4
|
||||
for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
|
||||
case "$ac_flag" in
|
||||
-D$1)
|
||||
$2=1 ;;
|
||||
-D$1=*)
|
||||
$2=`expr " $ac_flag" : '[^=]*=\(.*\)'` ;;
|
||||
esac
|
||||
done
|
||||
changequote([, ])dnl
|
||||
])
|
||||
if test "[$]$2" != no; then
|
||||
AC_DEFINE_UNQUOTED([$1], [$]$2, [$3])
|
||||
fi])
|
||||
|
||||
AC_DEFUN([AC_SYS_EXTRA_LARGEFILE],
|
||||
[AC_REQUIRE([AC_CANONICAL_HOST])
|
||||
AC_ARG_ENABLE(largefile,
|
||||
[ --disable-largefile omit support for large files])
|
||||
if test "$enable_largefile" != no; then
|
||||
AC_CHECK_TOOL(GETCONF, getconf)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(CFLAGS)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(LDFLAGS)
|
||||
AC_SYS_EXTRA_LARGEFILE_FLAGS(LIBS)
|
||||
|
||||
for ac_flag in $ac_cv_sys_largefile_CFLAGS no; do
|
||||
case "$ac_flag" in
|
||||
no) ;;
|
||||
-D_FILE_OFFSET_BITS=*) ;;
|
||||
-D_LARGEFILE_SOURCE | -D_LARGEFILE_SOURCE=*) ;;
|
||||
-D_LARGE_FILES | -D_LARGE_FILES=*) ;;
|
||||
-D?* | -I?*)
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(CPPFLAGS, "$ac_flag") ;;
|
||||
*)
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(CFLAGS, "$ac_flag") ;;
|
||||
esac
|
||||
done
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(LDFLAGS, "$ac_cv_sys_largefile_LDFLAGS")
|
||||
AC_SYS_EXTRA_LARGEFILE_SPACE_APPEND(LIBS, "$ac_cv_sys_largefile_LIBS")
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_FILE_OFFSET_BITS,
|
||||
ac_cv_sys_file_offset_bits,
|
||||
[Number of bits in a file offset, on hosts where this is settable.])
|
||||
[case "$host_os" in
|
||||
# HP-UX 10.20 and later
|
||||
hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
|
||||
ac_cv_sys_file_offset_bits=64 ;;
|
||||
esac]
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_LARGEFILE_SOURCE,
|
||||
ac_cv_sys_largefile_source,
|
||||
[Define to make fseeko etc. visible, on some hosts.],
|
||||
[case "$host_os" in
|
||||
# HP-UX 10.20 and later
|
||||
hpux10.[2-9][0-9]* | hpux1[1-9]* | hpux[2-9][0-9]*)
|
||||
ac_cv_sys_largefile_source=1 ;;
|
||||
esac])
|
||||
AC_SYS_EXTRA_LARGEFILE_MACRO_VALUE(_LARGE_FILES,
|
||||
ac_cv_sys_large_files,
|
||||
[Define for large files, on AIX-style hosts.],
|
||||
[case "$host_os" in
|
||||
# AIX 4.2 and later
|
||||
aix4.[2-9]* | aix4.1[0-9]* | aix[5-9].* | aix[1-9][0-9]*)
|
||||
ac_cv_sys_large_files=1 ;;
|
||||
esac])
|
||||
fi
|
||||
])
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
dnl @synopsis AC_C_FIND_ENDIAN
|
||||
dnl
|
||||
dnl Determine endian-ness of target processor.
|
||||
dnl @version 1.1 Mar 03 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Majority written from scratch to replace the standard autoconf macro
|
||||
dnl AC_C_BIGENDIAN. Only part remaining from the original it the invocation
|
||||
dnl of the AC_TRY_RUN macro.
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
dnl Find endian-ness in the following way:
|
||||
dnl 1) Look in <endian.h>.
|
||||
dnl 2) If 1) fails, look in <sys/types.h> and <sys/param.h>.
|
||||
dnl 3) If 1) and 2) fails and not cross compiling run a test program.
|
||||
dnl 4) If 1) and 2) fails and cross compiling then guess based on target.
|
||||
|
||||
AC_DEFUN([AC_C_FIND_ENDIAN],
|
||||
[AC_CACHE_CHECK(processor byte ordering,
|
||||
ac_cv_c_byte_order,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c_byte_order=unknown
|
||||
|
||||
if test x$ac_cv_header_endian_h = xyes ; then
|
||||
|
||||
# First try <endian.h> which should set BYTE_ORDER.
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <endian.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <endian.h>
|
||||
#if BYTE_ORDER != BIG_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=big
|
||||
)]
|
||||
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_byte_order = unknown ; then
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
|
||||
bogus endian macros
|
||||
#endif
|
||||
], return 0 ;,
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
[AC_TRY_LINK([
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#if BYTE_ORDER != LITTLE_ENDIAN
|
||||
not big endian
|
||||
#endif
|
||||
], return 0 ;,
|
||||
ac_cv_c_byte_order=little
|
||||
)]
|
||||
|
||||
)]
|
||||
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_byte_order = unknown ; then
|
||||
if test $cross_compiling = yes ; then
|
||||
# This is the last resort. Try to guess the target processor endian-ness
|
||||
# by looking at the target CPU type.
|
||||
[
|
||||
case "$target_cpu" in
|
||||
alpha* | i?86* | mipsel* | ia64*)
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=1
|
||||
;;
|
||||
|
||||
m68* | mips* | powerpc* | hppa* | sparc*)
|
||||
ac_cv_c_big_endian=1
|
||||
ac_cv_c_little_endian=0
|
||||
;;
|
||||
|
||||
esac
|
||||
]
|
||||
else
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
int main (void)
|
||||
{ /* Are we little or big endian? From Harbison&Steele. */
|
||||
union
|
||||
{ long l ;
|
||||
char c [sizeof (long)] ;
|
||||
} u ;
|
||||
u.l = 1 ;
|
||||
return (u.c [sizeof (long) - 1] == 1);
|
||||
}
|
||||
]], , ac_cv_c_byte_order=big,
|
||||
ac_cv_c_byte_order=unknown
|
||||
)
|
||||
|
||||
AC_TRY_RUN(
|
||||
[[int main (void)
|
||||
{ /* Are we little or big endian? From Harbison&Steele. */
|
||||
union
|
||||
{ long l ;
|
||||
char c [sizeof (long)] ;
|
||||
} u ;
|
||||
u.l = 1 ;
|
||||
return (u.c [0] == 1);
|
||||
}]], , ac_cv_c_byte_order=little,
|
||||
ac_cv_c_byte_order=unknown
|
||||
)
|
||||
fi
|
||||
fi
|
||||
|
||||
)
|
||||
]
|
||||
|
||||
if test $ac_cv_c_byte_order = big ; then
|
||||
ac_cv_c_big_endian=1
|
||||
ac_cv_c_little_endian=0
|
||||
elif test $ac_cv_c_byte_order = little ; then
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=1
|
||||
else
|
||||
ac_cv_c_big_endian=0
|
||||
ac_cv_c_little_endian=0
|
||||
|
||||
AC_MSG_WARN([[*****************************************************************]])
|
||||
AC_MSG_WARN([[*** Not able to determine endian-ness of target processor. ]])
|
||||
AC_MSG_WARN([[*** The constants CPU_IS_BIG_ENDIAN and CPU_IS_LITTLE_ENDIAN in ]])
|
||||
AC_MSG_WARN([[*** src/config.h may need to be hand editied. ]])
|
||||
AC_MSG_WARN([[*****************************************************************]])
|
||||
fi
|
||||
|
||||
)# AC_C_FIND_ENDIAN
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
dnl @synopsis AC_C99_FLEXIBLE_ARRAY
|
||||
dnl
|
||||
dnl Dose the compiler support the 1999 ISO C Standard "stuct hack".
|
||||
dnl @version 1.1 Mar 15 2004
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
AC_DEFUN([AC_C99_FLEXIBLE_ARRAY],
|
||||
[AC_CACHE_CHECK(C99 struct flexible array support,
|
||||
ac_cv_c99_flexible_array,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c99_flexible_array=no
|
||||
|
||||
AC_TRY_LINK([[
|
||||
#include <stdlib.h>
|
||||
typedef struct {
|
||||
int k;
|
||||
char buffer [] ;
|
||||
} MY_STRUCT ;
|
||||
]],
|
||||
[ MY_STRUCT *p = calloc (1, sizeof (MY_STRUCT) + 42); ],
|
||||
ac_cv_c99_flexible_array=yes,
|
||||
ac_cv_c99_flexible_array=no
|
||||
))]
|
||||
) # AC_C99_FLEXIBLE_ARRAY
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
dnl @synopsis AC_C99_FUNC_LRINT
|
||||
dnl
|
||||
dnl Check whether C99's lrint function is available.
|
||||
dnl @version 1.3 Feb 12 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LRINT],
|
||||
[AC_CACHE_CHECK(for lrint,
|
||||
ac_cv_c99_lrint,
|
||||
[
|
||||
lrint_save_CFLAGS=$CFLAGS
|
||||
CFLAGS="-lm"
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
], if (!lrint(3.14159)) lrint(2.7183);, ac_cv_c99_lrint=yes, ac_cv_c99_lrint=no)
|
||||
|
||||
CFLAGS=$lrint_save_CFLAGS
|
||||
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_lrint" = yes; then
|
||||
AC_DEFINE(HAVE_LRINT, 1,
|
||||
[Define if you have C99's lrint function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LRINT
|
||||
dnl @synopsis AC_C99_FUNC_LRINTF
|
||||
dnl
|
||||
dnl Check whether C99's lrintf function is available.
|
||||
dnl @version 1.3 Feb 12 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LRINTF],
|
||||
[AC_CACHE_CHECK(for lrintf,
|
||||
ac_cv_c99_lrintf,
|
||||
[
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
], if (!lrintf(3.14159)) lrintf(2.7183);, ac_cv_c99_lrintf=yes, ac_cv_c99_lrintf=no)
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_lrintf" = yes; then
|
||||
AC_DEFINE(HAVE_LRINTF, 1,
|
||||
[Define if you have C99's lrintf function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LRINTF
|
||||
|
||||
|
||||
|
||||
|
||||
dnl @synopsis AC_C99_FUNC_LLRINT
|
||||
dnl
|
||||
dnl Check whether C99's llrint function is available.
|
||||
dnl @version 1.1 Sep 30 2002
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
dnl
|
||||
AC_DEFUN([AC_C99_FUNC_LLRINT],
|
||||
[AC_CACHE_CHECK(for llrint,
|
||||
ac_cv_c99_llrint,
|
||||
[
|
||||
AC_TRY_LINK([
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
|
||||
#include <math.h>
|
||||
#include <stdint.h>
|
||||
], int64_t x ; x = llrint(3.14159) ;, ac_cv_c99_llrint=yes, ac_cv_c99_llrint=no)
|
||||
])
|
||||
|
||||
if test "$ac_cv_c99_llrint" = yes; then
|
||||
AC_DEFINE(HAVE_LLRINT, 1,
|
||||
[Define if you have C99's llrint function.])
|
||||
fi
|
||||
])# AC_C99_FUNC_LLRINT
|
||||
|
||||
|
||||
|
||||
dnl @synopsis AC_C_CLIP_MODE
|
||||
dnl
|
||||
dnl Determine the clipping mode when converting float to int.
|
||||
dnl @version 1.0 May 17 2003
|
||||
dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com>
|
||||
dnl
|
||||
dnl Permission to use, copy, modify, distribute, and sell this file for any
|
||||
dnl purpose is hereby granted without fee, provided that the above copyright
|
||||
dnl and this permission notice appear in all copies. No representations are
|
||||
dnl made about the suitability of this software for any purpose. It is
|
||||
dnl provided "as is" without express or implied warranty.
|
||||
|
||||
|
||||
|
||||
dnl Find the clipping mode in the following way:
|
||||
dnl 1) If we are not cross compiling test it.
|
||||
dnl 2) IF we are cross compiling, assume that clipping isn't done correctly.
|
||||
|
||||
AC_DEFUN([AC_C_CLIP_MODE],
|
||||
[AC_CACHE_CHECK(processor clipping capabilities,
|
||||
ac_cv_c_clip_type,
|
||||
|
||||
# Initialize to unknown
|
||||
ac_cv_c_clip_positive=unknown
|
||||
ac_cv_c_clip_negative=unknown
|
||||
|
||||
if test $ac_cv_c_clip_positive = unknown ; then
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
#include <math.h>
|
||||
int main (void)
|
||||
{ double fval ;
|
||||
int k, ival ;
|
||||
|
||||
fval = 1.0 * 0x7FFFFFFF ;
|
||||
for (k = 0 ; k < 100 ; k++)
|
||||
{ ival = (lrint (fval)) >> 24 ;
|
||||
if (ival != 127)
|
||||
return 1 ;
|
||||
|
||||
fval *= 1.2499999 ;
|
||||
} ;
|
||||
|
||||
return 0 ;
|
||||
}
|
||||
]],
|
||||
ac_cv_c_clip_positive=yes,
|
||||
ac_cv_c_clip_positive=no,
|
||||
ac_cv_c_clip_positive=unknown
|
||||
)
|
||||
|
||||
AC_TRY_RUN(
|
||||
[[
|
||||
#define _ISOC9X_SOURCE 1
|
||||
#define _ISOC99_SOURCE 1
|
||||
#define __USE_ISOC99 1
|
||||
#define __USE_ISOC9X 1
|
||||
#include <math.h>
|
||||
int main (void)
|
||||
{ double fval ;
|
||||
int k, ival ;
|
||||
|
||||
fval = -8.0 * 0x10000000 ;
|
||||
for (k = 0 ; k < 100 ; k++)
|
||||
{ ival = (lrint (fval)) >> 24 ;
|
||||
if (ival != -128)
|
||||
return 1 ;
|
||||
|
||||
fval *= 1.2499999 ;
|
||||
} ;
|
||||
|
||||
return 0 ;
|
||||
}
|
||||
]],
|
||||
ac_cv_c_clip_negative=yes,
|
||||
ac_cv_c_clip_negative=no,
|
||||
ac_cv_c_clip_negative=unknown
|
||||
)
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_clip_positive = yes ; then
|
||||
ac_cv_c_clip_positive=1
|
||||
else
|
||||
ac_cv_c_clip_positive=0
|
||||
fi
|
||||
|
||||
if test $ac_cv_c_clip_negative = yes ; then
|
||||
ac_cv_c_clip_negative=1
|
||||
else
|
||||
ac_cv_c_clip_negative=0
|
||||
fi
|
||||
|
||||
[[
|
||||
case "$ac_cv_c_clip_positive$ac_cv_c_clip_negative" in
|
||||
"00")
|
||||
ac_cv_c_clip_type="none"
|
||||
;;
|
||||
"10")
|
||||
ac_cv_c_clip_type="positive"
|
||||
;;
|
||||
"01")
|
||||
ac_cv_c_clip_type="negative"
|
||||
;;
|
||||
"11")
|
||||
ac_cv_c_clip_type="both"
|
||||
;;
|
||||
esac
|
||||
]]
|
||||
|
||||
)
|
||||
]
|
||||
|
||||
)# AC_C_CLIP_MODE
|
||||
|
||||
|
||||
dnl @synopsis AC_ADD_CFLAGS
|
||||
dnl
|
||||
dnl Add the given option to CFLAGS, if it doesn't break the compiler
|
||||
|
||||
AC_DEFUN([AC_ADD_CFLAGS],
|
||||
[AC_MSG_CHECKING([if $CC accepts $1])
|
||||
ac_add_cflags__old_cflags="$CFLAGS"
|
||||
CFLAGS="$CFLAGS $1"
|
||||
AC_TRY_LINK([#include <stdio.h>],
|
||||
[printf("Hello, World!\n"); return 0;],
|
||||
AC_MSG_RESULT([yes]),
|
||||
AC_MSG_RESULT([no])
|
||||
CFLAGS="$ac_add_cflags__old_cflags")
|
||||
])
|
||||
|
||||
|
||||
|
||||
|
||||
ifelse(dnl
|
||||
|
||||
Do not edit or modify anything in this comment block.
|
||||
The arch-tag line is a file identity tag for the GNU Arch
|
||||
revision control system.
|
||||
|
||||
arch-tag: bc38294d-bb5c-42ad-90b9-779def5eaab7
|
||||
|
||||
)dnl
|
||||
@ -10,6 +10,9 @@ AC_CANONICAL_TARGET([])
|
||||
AM_INIT_AUTOMAKE($PACKAGE_NAME,$PACKAGE_VERSION)
|
||||
AC_CONFIG_HEADERS([src/config.h])
|
||||
|
||||
dnl Add parameters for aclocal
|
||||
AC_SUBST(ACLOCAL_AMFLAGS, "-I M4")
|
||||
|
||||
AC_LANG([C])
|
||||
|
||||
#------------------------------------------------------------------------------------
|
||||
@ -619,8 +622,8 @@ AC_CONFIG_FILES([ \
|
||||
\
|
||||
src/OGG/include/ogg/Makefile src/OGG/include/Makefile src/OGG/Makefile \
|
||||
man/Makefile examples/Makefile tests/Makefile regtest/Makefile \
|
||||
doc/Makefile doc/libsndfile.css \
|
||||
Win32/Makefile Octave/Makefile \
|
||||
M4/Makefile doc/Makefile Win32/Makefile Octave/Makefile \
|
||||
doc/libsndfile.css \
|
||||
Makefile libsndfile.spec sndfile.pc \
|
||||
])
|
||||
AC_OUTPUT
|
||||
|
||||
@ -12,6 +12,7 @@
|
||||
# dependancies. It also makes up for Mac OSX's fucked-upped-ness.
|
||||
|
||||
ACLOCAL = aclocal
|
||||
ACLOCAL_INC = -I M4
|
||||
|
||||
ifneq ($(shell uname -s), Darwin)
|
||||
LIBTOOLIZE = libtoolize
|
||||
@ -19,7 +20,7 @@ else
|
||||
# Fuck Apple! Why the hell did they rename libtoolize????
|
||||
LIBTOOLIZE = glibtoolize
|
||||
# Fink (and DarwinPorts/MacPorts) sucks as well, but this seems necessary.
|
||||
ACLOCAL_INC = -I /opt/local/share/aclocal
|
||||
ACLOCAL_INC = $(ACLOCAL_INC) -I /opt/local/share/aclocal
|
||||
endif
|
||||
|
||||
genfiles : config.status
|
||||
@ -32,13 +33,13 @@ config.status: configure src/config.h.in Makefile.in src/Makefile.in tests/Makef
|
||||
configure: ltmain.sh
|
||||
autoconf
|
||||
|
||||
Makefile.in: Makefile.am
|
||||
Makefile.in: Makefile.am
|
||||
automake --copy --add-missing
|
||||
|
||||
src/Makefile.in: src/Makefile.am
|
||||
src/Makefile.in: src/Makefile.am
|
||||
automake --copy --add-missing
|
||||
|
||||
tests/Makefile.in: tests/Makefile.am
|
||||
tests/Makefile.in: tests/Makefile.am
|
||||
automake --copy --add-missing
|
||||
|
||||
src/config.h.in: configure
|
||||
@ -46,9 +47,9 @@ src/config.h.in: configure
|
||||
|
||||
libtool ltmain.sh: aclocal.m4
|
||||
$(LIBTOOLIZE) --copy --force
|
||||
|
||||
# Need to re-run aclocal whenever acinclude.m4 is modified.
|
||||
aclocal.m4: acinclude.m4
|
||||
|
||||
# Need to re-run aclocal whenever m4 files are modified.
|
||||
aclocal.m4: M4/*.m4
|
||||
$(ACLOCAL) $(ACLOCAL_INC)
|
||||
|
||||
clean:
|
||||
|
||||
Loading…
Reference in New Issue
Block a user