/usr/share/aclocal/hamlib.m4 is in libhamlib-dev 1.2.15.1-1.
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 | dnl Configure Paths for Hamlib
dnl Cloned from Alsa project http://www.alsa-project.org
dnl AM_PATH_HAMLIB([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for libhamlib, and define HAMLIB_LTDL,
dnl HAMLIB_CFLAGS and HAMLIB_LIBS as appropriate.
dnl enables arguments --with-hamlib-prefix=
dnl --with-hamlib-inc-prefix=
dnl --disable-hamlibtest (this has no effect, as yet)
dnl
dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
dnl and the hamlib libraries are not found, a fatal AC_MSG_ERROR() will result.
dnl
AC_DEFUN([AM_PATH_HAMLIB],
[dnl Save the original CFLAGS, LDFLAGS, and LIBS
hamlib_save_CFLAGS="$CFLAGS"
hamlib_save_LDFLAGS="$LDFLAGS"
hamlib_save_LIBS="$LIBS"
hamlib_found=yes
dnl
dnl Get the cflags and libraries for hamlib
dnl
AC_ARG_WITH(hamlib-prefix,
[ --with-hamlib-prefix=PFX Prefix where Hamlib library is installed(optional)],
[hamlib_prefix="$withval"], [hamlib_prefix=""])
AC_ARG_WITH(hamlib-inc-prefix,
[ --with-hamlib-inc-prefix=PFX Prefix where include libraries are (optional)],
[hamlib_inc_prefix="$withval"], [hamlib_inc_prefix=""])
dnl FIXME: this is not yet implemented
AC_ARG_ENABLE(hamlibtest,
[ --disable-hamlibtest Do not try to compile and run a test Hamlib program],
[enable_hamlibtest=no],
[enable_hamlibtest=yes])
dnl Add any special include directories
AC_MSG_CHECKING(for HAMLIB CFLAGS)
if test "$hamlib_inc_prefix" != "" ; then
HAMLIB_CFLAGS="$HAMLIB_CFLAGS -I$hamlib_inc_prefix"
CFLAGS="$CFLAGS -I$hamlib_inc_prefix"
fi
AC_MSG_RESULT($HAMLIB_CFLAGS)
dnl add any special lib dirs
AC_MSG_CHECKING(for HAMLIB LDFLAGS)
if test "$hamlib_prefix" != "" ; then
HAMLIB_LIBS="$HAMLIB_LIBS -L$hamlib_prefix -Wl,--rpath -Wl,$hamlib_prefix"
LDFLAGS="$LDFLAGS $HAMLIB_LIBS"
fi
dnl add the hamlib library
HAMLIB_LIBS="$HAMLIB_LIBS -lhamlib -lm -ldl"
LIBS=`echo $LIBS | sed 's/-lm//'`
LIBS=`echo $LIBS | sed 's/-ldl//'`
LIBS=`echo $LIBS | sed 's/ //'`
#LIBS="$HAMLIB_LIBS $LIBS"
AC_MSG_RESULT($HAMLIB_LIBS)
dnl add any special LTDL file
AC_MSG_CHECKING(for HAMLIB LTDL)
if test "$hamlib_prefix" != "" ; then
HAMLIB_LTDL="$HAMLIB_LTDL $hamlib_prefix/libhamlib.la"
fi
AC_MSG_RESULT($HAMLIB_LTDL)
dnl Check for a working version of libhamlib that is of the right version.
dnl FIXME: not implemented yet!
dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
#AC_CHECK_LIB([hamlib], [rig_init],,
# [ifelse([$3], , [AC_MSG_ERROR(No linkable libhamlib was found.)])
# hamlib_found=no]
#)
if test "x$hamlib_found" = "xyes" ; then
ifelse([$2], , :, [$2])
LIBS=`echo $LIBS | sed 's/-lhamlib//g'`
LIBS=`echo $LIBS | sed 's/ //'`
LIBS="-lhamlib $LIBS"
fi
if test "x$hamlib_found" = "xno" ; then
ifelse([$3], , :, [$3])
CFLAGS="$hamlib_save_CFLAGS"
LDFLAGS="$hamlib_save_LDFLAGS"
LIBS="$hamlib_save_LIBS"
HAMLIB_CFLAGS=""
HAMLIB_LIBS=""
fi
dnl That should be it. Now just export out symbols:
AC_SUBST(HAMLIB_CFLAGS)
AC_SUBST(HAMLIB_LIBS)
AC_SUBST(HAMLIB_LTDL)
])
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