# Process this file with autoconf to produce a configure script.
AC_INIT

AC_CONFIG_HEADERS([src/include/config.h:src/include/config.hin])
AC_CONFIG_SRCDIR([src/roff/groff/groff.cpp])

# checks for programs
AC_PROG_CC
AC_PROG_CXX
GROFF_CXX_CHECK
GROFF_EBCDIC
GROFF_OS390
GROFF_PRINT
AC_PATH_PROG([PERLPATH], [perl], [/usr/bin/perl])
GROFF_PROG_YACC
AC_PROG_RANLIB
GROFF_INSTALL_SH
GROFF_INSTALL_INFO
AC_PROG_INSTALL
AC_PROG_LN_S

# use a dummy substitution if no csh hack is necessary to avoid errors
# with non-GNU sed programs
GROFF_CSH_HACK([SH_SCRIPT_SED_CMD='1s/.*/:/'], [SH_SCRIPT_SED_CMD='1s/a/a/'])
AC_SUBST([SH_SCRIPT_SED_CMD])

# checks for headers
AC_CHECK_HEADERS([stdlib.h unistd.h dirent.h limits.h sys/dir.h \
                  string.h strings.h math.h sys/time.h direct.h process.h])
GROFF_ISC_SYSV3
GROFF_POSIX

# checks for header stuff
GROFF_SRAND
GROFF_NEED_DECLARATION([gettimeofday])
GROFF_NEED_DECLARATION([hypot])
GROFF_NEED_DECLARATION([popen])
GROFF_NEED_DECLARATION([pclose])
GROFF_NEED_DECLARATION([putenv])
GROFF_NEED_DECLARATION([rand])
GROFF_NEED_DECLARATION([snprintf])
GROFF_NEED_DECLARATION([srand])
GROFF_NEED_DECLARATION([strcasecmp])
GROFF_NEED_DECLARATION([strncasecmp])
GROFF_NEED_DECLARATION([vfprintf])
GROFF_NEED_DECLARATION([vsnprintf])
GROFF_SYS_NERR
GROFF_SYS_ERRLIST
GROFF_OSFCN_H
GROFF_LIMITS_H
GROFF_STDINT_H
GROFF_INTTYPES_H

# checks for typedefs
GROFF_UNSIGNED_LONG_LONG
GROFF_UINTMAX_T
GROFF_TIME_T
AC_TYPE_SIGNAL
GROFF_STRUCT_EXCEPTION

# checks for libraries
GROFF_LIBC
GROFF_LIBM

# checks for functions
AC_FUNC_MMAP
saved_libs="$LIBS"
LIBS="$LIBS $LIBC $LIBM"
AC_REPLACE_FUNCS([fmod getcwd putenv snprintf strcasecmp \
                  strerror strncasecmp strtol])
# vsnprintf is in the same source file as snprintf
AC_CHECK_FUNCS([vsnprintf], [], [AC_LIBOBJ([snprintf])])
LIBS="$saved_libs"
AC_CHECK_FUNCS([gettimeofday isatty kill rename setlocale strsep])
GROFF_MKSTEMP
AC_CHECK_DECLS([sys_siglist])

# checks for compiler characteristics
GROFF_ARRAY_DELETE
GROFF_TRADITIONAL_CPP

# checks for operating system services
GROFF_WCOREFLAG

# other random stuff
GROFF_BROKEN_SPOOLER_FLAGS
GROFF_PAGE
GROFF_G
GROFF_TMAC
GROFF_TARGET_PATH_SEPARATOR
GROFF_HTML_PROGRAMS
GROFF_PNMTOPS_NOSETPAGE

AC_CONFIG_FILES([stamp-h], [echo timestamp > stamp-h])
AC_CONFIG_FILES([Makefile doc/Makefile src/xditview/Imakefile])
AC_CONFIG_FILES([test-groff], [chmod +x test-groff])
AC_OUTPUT

AC_MSG_NOTICE([

  Configuration completed.

  You can now say `make' to compile the groff package and `make install'
  to install it afterwards.

  If you want to compile xditview, change the directory to `src/xditview'
  and follow the instructions given in the file `INSTALL'.
])