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* cln.m4: New file.
* cln.m4: New file.
* doc/cln.tex: Document package tools cln-config and cln.m4.
* Makefile.in: Care about cln.m4.
master
Richard Kreckel
24 years ago
5 changed files with 206 additions and 0 deletions
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6ChangeLog
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3Makefile.in
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6NEWS
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155cln.m4
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36doc/cln.tex
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# Configure paths for CLN |
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# Richard Kreckel 11/17/2000 |
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# stolen from Christian Bauer |
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# stolen from Sam Lantinga |
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# stolen from Manish Singh |
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# stolen back from Frank Belew |
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# stolen from Manish Singh |
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# Shamelessly stolen from Owen Taylor |
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|
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dnl AC_PATH_LIBCLN([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) |
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dnl Test for installed CLN library, and define LIBCLN_CPPFLAGS and LIBCLN_LIBS |
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dnl |
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AC_DEFUN(AC_PATH_LIBCLN, |
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[dnl |
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dnl Get the cppflags and libraries from the cln-config script |
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dnl |
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AC_ARG_WITH(cln-prefix,[ --with-cln-prefix=PFX Prefix where CLN is installed (optional)], |
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cln_prefix="$withval", cln_prefix="") |
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AC_ARG_WITH(cln-exec-prefix,[ --with-cln-exec-prefix=PFX Exec prefix where CLN is installed (optional)], |
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cln_exec_prefix="$withval", cln_exec_prefix="") |
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AC_ARG_ENABLE(clntest, [ --disable-clntest Do not try to compile and run a test CLN program], |
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, enable_clntest=yes) |
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|
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if test x$cln_exec_prefix != x ; then |
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cln_args="$cln_args --exec-prefix=$cln_exec_prefix" |
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if test x${CLN_CONFIG+set} != xset ; then |
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CLN_CONFIG=$cln_exec_prefix/bin/cln-config |
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fi |
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fi |
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if test x$cln_prefix != x ; then |
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cln_args="$cln_args --prefix=$cln_prefix" |
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if test x${CLN_CONFIG+set} != xset ; then |
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CLN_CONFIG=$cln_prefix/bin/cln-config |
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fi |
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fi |
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|
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AC_PATH_PROG(CLN_CONFIG, cln-config, no) |
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min_cln_version=ifelse([$1], ,1.1.0,$1) |
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AC_MSG_CHECKING(for CLN - version >= $min_cln_version) |
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no_cln="" |
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if test "$CLN_CONFIG" = "no" ; then |
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no_cln=yes |
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else |
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LIBCLN_CPPFLAGS=`$CLN_CONFIG $clnconf_args --cppflags` |
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LIBCLN_LIBS=`$CLN_CONFIG $clnconf_args --libs` |
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|
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cln_major_version=`$CLN_CONFIG $cln_args --version | \ |
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` |
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cln_minor_version=`$CLN_CONFIG $cln_args --version | \ |
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` |
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cln_micro_version=`$CLN_CONFIG $cln_config_args --version | \ |
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sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` |
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if test "x$enable_clntest" = "xyes" ; then |
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ac_save_CPPFLAGS="$CPPFLAGS" |
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ac_save_LIBS="$LIBS" |
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CPPFLAGS="$CPPFLAGS $LIBCLN_CPPFLAGS" |
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LIBS="$LIBS $LIBCLN_LIBS" |
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dnl |
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dnl Now check if the installed CLN is sufficiently new. (Also sanity |
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dnl checks the results of cln-config to some extent |
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dnl |
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rm -f conf.clntest |
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AC_TRY_RUN([ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <cln/config.h> |
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|
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int main () |
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{ |
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int major, minor, micro; |
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char *tmp_version; |
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|
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system("touch conf.clntest"); |
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|
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tmp_version = strdup("$min_cln_version"); |
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if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, µ) != 3) { |
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printf("%s, bad version string\n", "$min_cln_version"); |
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exit(1); |
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} |
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|
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if (($cln_major_version > major) || |
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(($cln_major_version == major) && ($cln_minor_version > minor)) || |
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(($cln_major_version == major) && ($cln_minor_version == minor) && ($cln_micro_version >= micro))) { |
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if ((CL_VERSION_MAJOR == $cln_major_version) && |
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(CL_VERSION_MINOR == $cln_minor_version) && |
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(CL_VERSION_PATCHLEVEL == $cln_micro_version)) { |
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return 0; |
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} else { |
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printf("\n*** 'cln-config --version' returned %d.%d.%d, but the header file I found\n", $cln_major_version, $cln_minor_version, $cln_micro_version); |
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printf("*** corresponds to %d.%d.%d. This mismatch suggests your installation of CLN\n", CL_VERSION_MAJOR, CL_VERSION_MINOR, CL_VERSION_PATCHLEVEL); |
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printf("*** is corrupted. Please inquire and consider reinstalling CLN.\n"); |
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return 1; |
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} |
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} else { |
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printf("\n*** 'cln-config --version' returned %d.%d.%d, but the minimum version\n", $cln_major_version, $cln_minor_version, $cln_micro_version); |
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printf("*** of CLN required is %d.%d.%d. If cln-config is correct, then it is\n", major, minor, micro); |
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printf("*** best to upgrade to the required version.\n"); |
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printf("*** If cln-config was wrong, set the environment variable CLN_CONFIG\n"); |
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printf("*** to point to the correct copy of cln-config, and remove the file\n"); |
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printf("*** config.cache before re-running configure\n"); |
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return 1; |
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} |
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} |
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],, no_cln=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"]) |
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CPPFLAGS="$ac_save_CPPFLAGS" |
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LIBS="$ac_save_LIBS" |
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fi |
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fi |
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if test "x$no_cln" = x ; then |
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AC_MSG_RESULT(yes) |
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ifelse([$2], , :, [$2]) |
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else |
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AC_MSG_RESULT(no) |
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if test "$CLN_CONFIG" = "no" ; then |
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echo "*** The cln-config script installed by CLN could not be found" |
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echo "*** If CLN was installed in PREFIX, make sure PREFIX/bin is in" |
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echo "*** your path, or set the CLN_CONFIG environment variable to the" |
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echo "*** full path to cln-config." |
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else |
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if test -f conf.clntest ; then |
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: |
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else |
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echo "*** Could not run CLN test program, checking why..." |
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CPPFLAGS="$CFLAGS $LIBCLN_CPPFLAGS" |
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LIBS="$LIBS $LIBCLN_LIBS" |
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AC_TRY_LINK([ |
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#include <stdio.h> |
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#include <cln/cln.h> |
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], [ return 0; ], |
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[ echo "*** The test program compiled, but did not run. This usually means" |
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echo "*** that the run-time linker is not finding CLN or finding the wrong" |
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echo "*** version of CLN. If it is not finding CLN, you'll need to set your" |
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point" |
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echo "*** to the installed location Also, make sure you have run ldconfig if that" |
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echo "*** is required on your system" |
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echo "***" |
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echo "*** If you have an old version installed, it is best to remove it, although" |
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"], |
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[ echo "*** The test program failed to compile or link. See the file config.log for the" |
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echo "*** exact error that occured. This usually means CLN was incorrectly installed" |
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echo "*** or that you have moved CLN since it was installed. In the latter case, you" |
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echo "*** may want to edit the cln-config script: $CLN_CONFIG" ]) |
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CPPFLAGS="$ac_save_CPPFLAGS" |
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LIBS="$ac_save_LIBS" |
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fi |
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fi |
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LIBCLN_CPPFLAGS="" |
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LIBCLN_LIBS="" |
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ifelse([$3], , :, [$3]) |
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fi |
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AC_SUBST(LIBCLN_CPPFLAGS) |
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AC_SUBST(LIBCLN_LIBS) |
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rm -f conf.clntest |
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]) |
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