1 dnl Autoconf macros for libgcrypt
2 dnl Copyright (C) 2002 Free Software Foundation, Inc.
4 dnl This file is free software; as a special exception the author gives
5 dnl unlimited permission to copy and/or distribute it, with or without
6 dnl modifications, as long as this notice is preserved.
8 dnl This file is distributed in the hope that it will be useful, but
9 dnl WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
10 dnl implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 dnl AM_PATH_LIBGCRYPT([MINIMUM-VERSION,
14 dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
15 dnl Test for liblibgcrypt and define LIBGCRYPT_CFLAGS and LIBGCRYPT_LIBS
17 AC_DEFUN(AM_PATH_LIBGCRYPT,
18 [ AC_ARG_WITH(libgcrypt-prefix,
19 AC_HELP_STRING([--with-libgcrypt-prefix=PFX],
20 [prefix where LIBGCRYPT is installed (optional)]),
21 libgcrypt_config_prefix="$withval", libgcrypt_config_prefix="")
22 if test x$libgcrypt_config_prefix != x ; then
23 if test x${LIBGCRYPT_CONFIG+set} != xset ; then
24 LIBGCRYPT_CONFIG=$libgcrypt_config_prefix/bin/libgcrypt-config
28 AC_PATH_PROG(LIBGCRYPT_CONFIG, libgcrypt-config, no)
29 min_libgcrypt_version=ifelse([$1], ,0.4.4,$1)
30 AC_MSG_CHECKING(for LIBGCRYPT - version >= $min_libgcrypt_version)
32 if test "$LIBGCRYPT_CONFIG" != "no" ; then
33 req_major=`echo $min_libgcrypt_version | \
34 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
35 req_minor=`echo $min_libgcrypt_version | \
36 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
37 req_micro=`echo $min_libgcrypt_version | \
38 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
39 libgcrypt_config_version=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --version`
40 major=`echo $libgcrypt_config_version | \
41 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\1/'`
42 minor=`echo $libgcrypt_config_version | \
43 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\2/'`
44 micro=`echo $libgcrypt_config_version | \
45 sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\).*/\3/'`
46 if test "$major" -gt "$req_major"; then
49 if test "$major" -eq "$req_major"; then
50 if test "$minor" -gt "$req_minor"; then
53 if test "$minor" -eq "$req_minor"; then
54 if test "$micro" -ge "$req_micro"; then
62 if test $ok = yes; then
63 LIBGCRYPT_CFLAGS=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --cflags`
64 LIBGCRYPT_LIBS=`$LIBGCRYPT_CONFIG $libgcrypt_config_args --libs`
66 ifelse([$2], , :, [$2])
71 ifelse([$3], , :, [$3])
73 AC_SUBST(LIBGCRYPT_CFLAGS)
74 AC_SUBST(LIBGCRYPT_LIBS)