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dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.13)
AC_INIT(pgpopts.c)
AM_INIT_AUTOMAKE(pgpgpg, `cat $srcdir/VERSION`)
AM_MAINTAINER_MODE
AM_CONFIG_HEADER(config.h)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
dnl Extension of executable programs.
AC_EXEEXT
dnl determine the path to the gpg binary
AC_MSG_CHECKING([whether path to gpg is given])
AC_ARG_WITH(gpg-path, [ --with-gpg-path=PATH Path to gpg (Gnu Privacy Guard) programm],
[
AC_MSG_RESULT("$withval")
if test "$withval" == yes; then
echo '****'
echo '**** You must supply a valid path when using "--with-gpg-path"!'
echo '****'
exit 1
fi
if test "$withval" == no; then
echo '****'
echo '**** Using "--without-gpg-path" or "--with-gpg-path=no" is forbidden!'
echo '**** Omit this option if you would like that configure should search'
echo '**** gpg in your current $PATH environment automatically.'
echo '****'
exit 1
fi
if test `echo "$withval" | cut -b1` != "/"; then
echo '****'
echo '**** You must supply an absolute path when using "--with-gpg-path"!'
echo '****'
exit 1
fi
if test ! -x "$withval"; then
echo '****'
echo '**** Can'"'"'t execute programm supplied by "--with-gpg-path"!'
echo '****'
exit 1
fi
path_to_gpg="$withval"
],[
AC_MSG_RESULT(no)
AC_PATH_PROG(path_to_gpg, gpg, no)
if test "$path_to_gpg" == no; then
echo '****'
echo '**** Can'"'"'t find gpg (Gnu Privacy Guard) in your current $PATH'
echo '**** environment! You need the Gnu Privacy Guard to run this software!'
echo '**** If your gpg isn'"'"'t installed in your standard $PATH environment'
echo '**** you can tell configure the path of gpg with the "--with-gpg-path"'
echo '**** option.'
echo '****'
exit 1
fi
])
AC_DEFINE_UNQUOTED(GPG_PATH, "$path_to_gpg")
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(fcntl.h unistd.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
dnl Checks for library functions.
AC_CHECK_FUNCS(strdup strspn strcspn strcasecmp strncasecmp)
dnl Checks for options
AC_MSG_CHECKING([whether debugging is requested])
AC_ARG_ENABLE(debug, [ --enable-debug Enable debug messages (default=off)],
[
AC_MSG_RESULT(yes)
],[
AC_MSG_RESULT(no)
AC_DEFINE(NDEBUG)
])
dnl Generate output files
AC_OUTPUT(Makefile)
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