#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.65])
AC_INIT(config.h)
AM_INIT_AUTOMAKE([blerg], [1.7])
AC_PROG_RANLIB
AC_CONFIG_SRCDIR([common/app.c])
AC_CONFIG_HEADERS([config.h])

# Checks for programs.
AC_PROG_CC
AM_PROG_CC_C_O
PKG_PROG_PKG_CONFIG

# Checks for libraries.
AC_CHECK_LIB([pthread], [main])
AX_CHECK_YAJL
AX_CHECK_CGIUTIL
# blerg.httpd deprecated
#PKG_CHECK_MODULES([MICROHTTPD], [libmicrohttpd])
#AC_SUBST([MICROHTTPD_CFLAGS])
#AC_SUBST([MICROHTTPD_LIBS])


# Checks for header files.
AC_CHECK_HEADERS([fcntl.h memory.h stdint.h stdlib.h string.h sys/file.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_FUNC_REALLOC
AC_CHECK_FUNCS([ftruncate memset mkdir munmap select strchr strtoull])

# Needed variables for programs to function...
AC_ARG_WITH([blerg-path],
AC_HELP_STRING([--with-blerg-path=@<:@DIR@:>@],
[Base directory for database default=/var/lib/blerg]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([DATA_PATH], ["$withval"], [Base data directory])
else
	AC_MSG_ERROR(blerg-path MUST be defined)
fi
],
[AC_DEFINE([BLERG_PATH], ["/var/lib/blerg"], [Base data directory])]
)

AC_ARG_WITH([blerg-data-path],
AC_HELP_STRING([--with-blerg-data-path=@<:@DIR@:>@],
[Where account data will be stored default=data]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([DATA_PATH], ["$withval"], [Where account data is located])
else
	AC_MSG_ERROR(blerg-data-path MUST be defined)
fi
],
[AC_DEFINE([DATA_PATH], ["data"], [Where data is located])]
)

AC_ARG_WITH([blerg-hash-tags-path],
AC_HELP_STRING([--with-blerg-hash-tags-path=@<:@DIR@:>@],
[Where hash tags files will be stored default=hash_tags]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([HASH_TAGS_PATH], ["$withval"], [Where tags will be saved])
else
	AC_MSG_ERROR(blerg-hash-tags-path MUST be defined)
fi
],
[AC_DEFINE([HASH_TAGS_PATH], ["hash_tags"], [Where tags will be saved])]
)


AC_ARG_WITH([blerg-ref-tags-path],
AC_HELP_STRING([--with-blerg-ref-tags-path=@<:@DIR@:>@],
[Where ref tags files will be stored default=ref_tags]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([REF_TAGS_PATH], ["$withval"], [Where refs will be saved])
else
	AC_MSG_ERROR(blerg-ref-tags-path MUST be defined)
fi
],
[AC_DEFINE([REF_TAGS_PATH], ["ref_tags"], [Where reffering tags will be save])]
)

AC_ARG_WITH([blerg-baseurl],
AC_HELP_STRING([--with-blerg-baseurl=@<:@URL@:>@],
[Baseurl is used for generating urls from cgi default=http://blerg.dominionofawesome.com/]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([BASEURL], ["$withval"], [Base url for cgi])
else
	AC_MSG_ERROR(blerg-baseurl MUST be defined)
fi
],
[AC_DEFINE([BASEURL], ["http://blerg.dominionofawesome.com/"], [Base URL for this blerg instance])]
)

AC_ARG_WITH([blerg-http-port],
AC_HELP_STRING([--with-blerg-http-port=@<:@INT@:>@],
[Listening port number default=8080]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([HTTP_BLERG_PORT], [$withval], [Port number for blerg.http])
else
	AC_MSG_ERROR(blerg-http-port MUST be defined)
fi
],
[AC_DEFINE([HTTP_BLERG_PORT], [8080], [Blerg listening port])]
)

AC_ARG_WITH([blerg-records-per-segment],
AC_HELP_STRING([--with-blerg-records-per-segment=@<:@INT@:>@],
[Records per segment default=65536]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([RECORDS_PER_SEGMENT], [$withval], [Database setting])
else
	AC_MSG_ERROR(blerg-records-per-segment MUST be defined)
fi
],
[AC_DEFINE([RECORDS_PER_SEGMENT], [65536], [Database settings])]
)

AC_ARG_WITH([blerg-max-record-size],
AC_HELP_STRING([--with-blerg-max-record-size=@<:@INT@:>@],
[Max record size default=65535]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([MAX_RECORD_SIZE], [$withval], [Database setting])
else
	AC_MSG_ERROR(blerg-max-record-size MUST be defined)
fi
],
[AC_DEFINE([MAX_RECORD_SIZE], [65535], [No greater than 65535])]
)

AC_ARG_WITH([blerg-max-tag-length],
AC_HELP_STRING([--with-blerg-max-tag-length=@<:@INT@:>@],
[Max size of tag default=64]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([MAX_TAG_LENGTH], [$withval], [Length of tags])
else
	AC_MSG_ERROR(blerg-max-tag-length MUST be defined)
fi
],
[AC_DEFINE([MAX_TAG_LENGTH], [64],[Length of tags])]
)

AC_ARG_WITH([blerg-max-tags-per-record],
AC_HELP_STRING([--with-blerg-max-tags-per-record=@<:@INT@:>@],
[Number of tags per record default=1024]
),  
[
if test "$withval" != "no"; then
	AC_DEFINE_UNQUOTED([MAX_TAGS_PER_RECORD], [$withval], [Tags per record])
else
	AC_MSG_ERROR(blerg-max-tags-per-record MUST be defined)
fi
],
[AC_DEFINE([MAX_TAGS_PER_RECORD], [1024],[Tags per record])]
)

AC_ARG_WITH([cgi-bin-dir],
AC_HELP_STRING([--with-cgi-bin-dir=@<:@DIR@:>@],
[Path where to install cgi programs default=/srv/www/cgi-bin]
),  
[
if test "$withval" != "no"; then
	CGIBINDIR="$withval"
else
	AC_MSG_ERROR(cgi-bin-dir MUST be set)
fi
],
[CGIBINDIR="/srv/www/cgi-bin/"]
)

AC_SUBST(CGIBINDIR)

AC_CONFIG_FILES([Makefile])
AC_OUTPUT