httpd.cdl

来自「eCos操作系统源码」· CDL 代码 · 共 204 行

# ====================================================================
#
#      httpd.cdl
#
#      HTTPD configuration data
#
# ====================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 2002 Nick Garnett
##
## eCos is free software; you can redistribute it and/or modify it under
## the terms of the GNU General Public License as published by the Free
## Software Foundation; either version 2 or (at your option) any later version.
##
## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
## WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
## for more details.
##
## You should have received a copy of the GNU General Public License along
## with eCos; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
##
## As a special exception, if other files instantiate templates or use macros
## or inline functions from this file, or you compile this file and link it
## with other works to produce a work based on this file, this file does not
## by itself cause the resulting work to be covered by the GNU General Public
## License. However the source code for this file must still be made available
## in accordance with section (3) of the GNU General Public License.
##
## This exception does not invalidate any other reasons why a work based on
## this file might be covered by the GNU General Public License.
##
## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      nickg
# Original data:  nickg
# Contributors:   andrew Lunn
# Date:           2002-10-15
#
#####DESCRIPTIONEND####
#
# ====================================================================

cdl_package CYGPKG_HTTPD {
    display       "HTTP Daemon"
    parent        CYGPKG_NET
    doc           ref/net-httpd.html
    include_dir   cyg/httpd
    requires      CYGPKG_IO
    requires      { 0 != CYGINT_ISO_STDLIB_STRCONV }
    requires      { 0 != CYGINT_ISO_STDIO_FORMATTED_IO }
    requires      { 0 != CYGINT_ISO_STRING_STRFUNCS }
    requires      { 0 != CYGINT_ISO_ERRNO }
    requires      { 0 != CYGINT_ISO_ERRNO_CODES }
    requires      CYGPKG_NET
    description   "
        HTTP Daemon. This is an embedded HTTP server for use with
        applications in eCos.This server is specifically aimed at
        the remote control and monitoring requirements of embedded
        applications. For this reason the emphasis is on dynamically
        generated content, simple forms handling and a basic CGI
        interface. It is NOT intended to be a general purpose server for
        delivering arbitrary web content."

    compile httpd.c 
    compile -library=libextras.a init.cxx

    cdl_option CYGNUM_HTTPD_SERVER_PORT {
        display "HTTP port"
        flavor   data
        default_value 80
        description "HTTP port to which browsers will connect.
                     This defaults to the standard port 80, but may
                     be changed to any other port number if required."
    }

    cdl_option CYGDAT_HTTPD_SERVER_ID {
        display "HTTP server ID"
        flavor   data
        default_value { "\"eCos/1.0\"" }
        description "This is the string that will be used as the server
                     identifier in the HTTP header."
    }
    
    cdl_option CYGNUM_HTTPD_THREAD_COUNT {
        display "HTTPD thread count"
        flavor data
        default_value 1
        description "The HTTP server can be configured to use more than
                     one thread to service requests. This is useful if you
                     expect to serve complex pages, or if you expect to have
                     several simultaneous users. For most purposes, just
                     one thread is perfectly adequate."
    }

    cdl_option CYGNUM_HTTPD_THREAD_PRIORITY {
        display "HTTPD thread priority"
        flavor data
        default_value { CYGNUM_KERNEL_SCHED_PRIORITIES/2 }
        legal_values 0 to CYGNUM_KERNEL_SCHED_PRIORITIES
        description "The HTTP server threads can be run at any priority.
                     The exact priority depends on the importance of the
                     server relative to the rest of the system. The default
                     is to put it in the middle of the priority range to provide
                     reasonable response without impacting genuine high
                     priority threads."
    }

    cdl_option CYGNUM_HTTPD_THREAD_STACK_SIZE {
        display "HTTPD thread stack size"
        flavor data
        default_value 2048
        description "This is the amount of stack to be allocated for each
                     of the HTTPD threads. This quantity is in addition to the values
                     of CYGNUM_HAL_STACK_SIZE_MINIMUM and
                     CYGNUM_HTTPD_SERVER_BUFFER_SIZE."
    }

    cdl_option CYGNUM_HTTPD_SERVER_BUFFER_SIZE {
        display "HTTPD server buffer size"
        flavor data
        default_value 256
        description "This defines the size of the buffer used to receive the first
                     line of each HTTP request. If you expect to use particularly
                     long URLs or have very complex forms, this should be increased."
    }

    cdl_option CYGNUM_HTTPD_SERVER_AUTO_START {
       display  "Autostart HTTPD"
       default_value 1
       description  "This option causes the HTTP Daemon to be started
                     automatically during system initialization. If this option
                     is not set then the application must start the daemon
                     explicitly by calling cyg_httpd_startup()."
    }

    cdl_option CYGNUM_HTTPD_SERVER_DELAY {
        display "HTTPD server startup delay"
        flavor data
        default_value 0
        description "This defines the number of system clock ticks that the HTTP
                     server will wait before initializing itself and spawning any
                     extra server threads. This is to give the application a chance
                     to initialize properly without any interference from the HTTPD."
    }

    cdl_component CYGPKG_HTTPD_MONITOR {
        display "Simple Web System Monitor"
        default_value 1
        description "This enables a simple system monitor that displays the
                     status of an eCos system using a small number of HTML pages."

        compile -library=libextras.a monitor.c        
    }
    
    cdl_component CYGPKG_HTTPD_TESTS {
        display "HTTPD tests"
        flavor  data
        no_define
        calculated { 
	    "tests/httpd1"
        }
        description   "
                This option causes the building of a simple test server."
    }

    cdl_component CYGPKG_HTTPD_OPTIONS {
        display "HTTP server build options"
        flavor  none
	no_define

        cdl_option CYGPKG_HTTPD_CFLAGS_ADD {
            display "Additional compiler flags"
            flavor  data
            no_define
            default_value { "-D__ECOS" }
            description   "
                This option modifies the set of compiler flags for
                building the HTTP server package.
	        These flags are used in addition
                to the set of global flags."
        }

        cdl_option CYGPKG_HTTPD_CFLAGS_REMOVE {
            display "Suppressed compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building the HTTP server package. These flags are removed from
                the set of global flags if present."
        }
    }
}

# EOF httpd.cdl