/usr/share/aclocal/ld10k1.m4 is in liblo10k1-dev 1.0.28-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | dnl Configure Paths for ld10k1 - stolen from ASLA (1.0.5a)
dnl Configure Paths for Alsa
dnl Some modifications by Richard Boulton <richard-alsa@tartarus.org>
dnl Christopher Lansdown <lansdoct@cs.alfred.edu>
dnl Jaroslav Kysela <perex@perex.cz>
dnl AM_PATH_LD10K1([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for liblo10k1, and define LD10K1_CFLAGS and LD10K1_LIBS as appropriate.
dnl enables arguments --with-ld10k1-prefix=
dnl --with-ld10k1-enc-prefix=
dnl --disable-ld10k1test
dnl
dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
dnl and the ld10k1 libraries are not found, a fatal AC_MSG_ERROR() will result.
dnl
AC_DEFUN([AM_PATH_LD10K1],
[dnl Save the original CFLAGS, LDFLAGS, and LIBS
ld10k1_save_CFLAGS="$CFLAGS"
ld10k1_save_LDFLAGS="$LDFLAGS"
ld10k1_save_LIBS="$LIBS"
ld10k1_found=yes
dnl
dnl Get the cflags and libraries for ld10k1
dnl
AC_ARG_WITH(ld10k1-prefix,
[ --with-ld10k1-prefix=PFX Prefix where ld10k1 library is installed(optional)],
[ld10k1_prefix="$withval"], [ld10k1_prefix=""])
AC_ARG_WITH(ld10k1-inc-prefix,
[ --with-ld10k1-inc-prefix=PFX Prefix where include libraries are (optional)],
[ld10k1_inc_prefix="$withval"], [ld10k1_inc_prefix=""])
dnl FIXME: this is not yet implemented
AC_ARG_ENABLE(ld10k1test,
[ --disable-ld10k1test Do not try to compile and run a test ld10k1 program],
[enable_ld10k1test="$enableval"],
[enable_ld10k1test=yes])
dnl Add any special include directories
AC_MSG_CHECKING(for ld10k1 CFLAGS)
if test "$ld10k1_inc_prefix" != "" ; then
LD10K1_CFLAGS="$LD10K1_CFLAGS -I$ld10k1_inc_prefix"
CFLAGS="$CFLAGS -I$ld10k1_inc_prefix"
fi
AC_MSG_RESULT($LD10K1_CFLAGS)
dnl add any special lib dirs
AC_MSG_CHECKING(for ld10l1 LDFLAGS)
if test "$ld10k1_prefix" != "" ; then
LD10K1_LIBS="$LD10K1_LIBS -L$ld10k1_prefix"
LDFLAGS="$LDFLAGS $LD10K1_LIBS"
fi
dnl add the ld10k1 library
LD10K1_LIBS="$LD10K1_LIBS -llo10k1"
dnl LIBS=`echo $LIBS | sed 's/-lm//'`
dnl LIBS=`echo $LIBS | sed 's/-ldl//'`
dnl LIBS=`echo $LIBS | sed 's/-lpthread//'`
LIBS=`echo $LIBS | sed 's/ //'`
LIBS="$LD10K1_LIBS $LIBS"
AC_MSG_RESULT($LD10K1_LIBS)
dnl Check for a working version of liblo10k1 that is of the right version.
min_ld10k1_version=ifelse([$1], ,0.1.5,$1)
AC_MSG_CHECKING(for liblo10k1 headers version >= $min_ld10k1_version)
no_ld10k1=""
ld10k1_min_major_version=`echo $min_ld10k1_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
ld10k1_min_minor_version=`echo $min_ld10k1_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
ld10k1_min_micro_version=`echo $min_ld10k1_version | \
sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
AC_LANG_SAVE
AC_LANG_C
AC_TRY_COMPILE([
#include <lo10k1/lo10k1.h>
], [
/* ensure backward compatibility */
# if(LD10K1_LIB_MAJOR > $ld10k1_min_major_version)
exit(0);
# else
# if(LD10K1_LIB_MAJOR < $ld10k1_min_major_version)
# error not present
# endif
# if(LD10K1_LIB_MINOR > $ld10k1_min_minor_version)
exit(0);
# else
# if(LD10K1_LIB_MINOR < $ld10k1_min_minor_version)
# error not present
# endif
# if(LD10K1_LIB_SUBMINOR < $ld10k1_min_micro_version)
# error not present
# endif
# endif
# endif
exit(0);
],
[AC_MSG_RESULT(found.)],
[AC_MSG_RESULT(not present.)
ifelse([$3], , [AC_MSG_ERROR(Sufficiently new version of liblo10k1 not found.)])
ld10k1_found=no]
)
AC_LANG_RESTORE
dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
if test "x$enable_ld10k1test" = "xyes"; then
AC_CHECK_LIB([lo10k1], [liblo10k1_connection_init],,
[ifelse([$3], , [AC_MSG_ERROR(No linkable liblo10k1 was found.)])
ld10k1_found=no]
)
fi
if test "x$ld10k1_found" = "xyes" ; then
ifelse([$2], , :, [$2])
LIBS=`echo $LIBS | sed 's/-llo10k1//g'`
LIBS=`echo $LIBS | sed 's/ //'`
LIBS="-llo10k1 $LIBS"
fi
if test "x$ld10k1_found" = "xno" ; then
ifelse([$3], , :, [$3])
CFLAGS="$ld10k1_save_CFLAGS"
LDFLAGS="$ld10k1_save_LDFLAGS"
LIBS="$ld10k1_save_LIBS"
LD10K1_CFLAGS=""
LD10K1_LIBS=""
fi
dnl That should be it. Now just export out symbols:
AC_SUBST(LD10K1_CFLAGS)
AC_SUBST(LD10K1_LIBS)
])
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