jam.h

jam源码

/*
 * Copyright 1993-2002 Christopher Seiwald and Perforce Software, Inc.
 *
 * This file is part of Jam - see jam.c for Copyright information.
 */

/*
 * jam.h - includes and globals for jam
 *
 * 04/08/94 (seiwald) - Coherent/386 support added.
 * 04/21/94 (seiwald) - DGUX is __DGUX__, not just __DGUX.
 * 05/04/94 (seiwald) - new globs.jobs (-j jobs)
 * 11/01/94 (wingerd) - let us define path of Jambase at compile time.
 * 12/30/94 (wingerd) - changed command buffer size for NT (MS-DOS shell).
 * 02/22/95 (seiwald) - Jambase now in /usr/local/lib.
 * 04/30/95 (seiwald) - FreeBSD added.  Live Free or Die.
 * 05/10/95 (seiwald) - SPLITPATH character set up here.
 * 08/20/95 (seiwald) - added LINUX.
 * 08/21/95 (seiwald) - added NCR.
 * 10/23/95 (seiwald) - added SCO.
 * 01/03/96 (seiwald) - SINIX (nixdorf) added.
 * 03/13/96 (seiwald) - Jambase now compiled in; remove JAMBASE variable.
 * 04/29/96 (seiwald) - AIX now has 31 and 42 OSVERs.
 * 11/21/96 (peterk)  - added BeOS with MW CW mwcc
 * 12/21/96 (seiwald) - OSPLAT now defined for NT.
 * 07/19/99 (sickel)  - Mac OS X Server and Client support added
 * 02/22/01 (seiwald) - downshift paths on case-insensitive macintosh
 * 03/23/01 (seiwald) - VMS C++ changes.
 * 10/29/01 (brett) - More IA64 ifdefs for MS.
 * 02/18/00 (belmonte)- Support for Cygwin.
 * 09/12/00 (seiwald) - OSSYMS split to OSMAJOR/OSMINOR/OSPLAT
 * 12/29/00 (seiwald) - OSVER dropped.
 * 01/21/02 (seiwald) - new -q to quit quickly on build failure
 * 03/16/02 (seiwald) - support for -g (reorder builds by source time)
 * 03/20/02 (seiwald) - MINGW porting from Max Blagai
 * 08/16/02 (seiwald) - BEOS porting from Ingo Weinhold
 * 09/19/02 (seiwald) - new -d displays
 * 11/05/02 (seiwald) - OSPLAT now set to sparc on solaris.
 */

/*
 * VMS, OPENVMS
 */

# ifdef VMS

# define unlink remove

# include <types.h>
# include <file.h>
# include <stat.h>
# include <stdio.h>
# include <ctype.h>
# include <stdlib.h>
# include <signal.h>
# include <string.h>
# include <time.h>
# include <unixlib.h>

# define OSMINOR "OS=VMS"
# define OSMAJOR "VMS=true"
# define OS_VMS
# define MAXLINE 1024 /* longest 'together' actions */
# define SPLITPATH ','
# define EXITOK 1
# define EXITBAD 0
# define DOWNSHIFT_PATHS

/* Do any of these work? */
# if defined( VAX ) || defined( __VAX ) || defined( vax )
# define OSPLAT "OSPLAT=VAX"
# endif 

# endif

/*
 * Windows NT
 */

# ifdef NT

# include <fcntl.h>
# include <stdlib.h>
# include <stdio.h>
# include <ctype.h>
# include <malloc.h>
# include <memory.h>
# include <signal.h>
# include <string.h>
# include <time.h>

# define OSMAJOR "NT=true"
# define OSMINOR "OS=NT"
# define OS_NT
# define SPLITPATH ';'
# define MAXLINE 996	/* longest 'together' actions */
# define USE_EXECUNIX
# define USE_PATHUNIX
# define PATH_DELIM '\\'
# define DOWNSHIFT_PATHS

/* AS400 cross-compile from NT */

# ifdef AS400
# undef OSMINOR
# undef OSMAJOR
# define OSMAJOR "AS400=true"
# define OSMINOR "OS=AS400"
# define OS_AS400
# endif

# endif

/*
 * Windows MingW32
 */

# ifdef MINGW

# include <fcntl.h>
# include <stdlib.h>
# include <stdio.h>
# include <ctype.h>
# include <malloc.h>
# include <memory.h>
# include <signal.h>
# include <string.h>
# include <time.h>

# define OSMAJOR "MINGW=true"
# define OSMINOR "OS=MINGW"
# define OS_NT
# define SPLITPATH ';'
# define MAXLINE 996	/* longest 'together' actions */
# define USE_EXECUNIX
# define USE_PATHUNIX
# define PATH_DELIM '\\'
# define DOWNSHIFT_PATHS

# endif

/*
 * OS2
 */

# ifdef __OS2__

# include <fcntl.h>
# include <stdlib.h>
# include <stdio.h>
# include <ctype.h>
# include <malloc.h>
# include <signal.h>
# include <string.h>
# include <time.h>

# define OSMAJOR "OS2=true"
# define OSMINOR "OS=OS2"
# define OS_OS2
# define SPLITPATH ';'
# define MAXLINE 996	/* longest 'together' actions */
# define USE_EXECUNIX
# define USE_PATHUNIX
# define PATH_DELIM '\\'
# define DOWNSHIFT_PATHS

# endif

/*
 * Macintosh MPW
 */

# ifdef macintosh

# include <time.h>
# include <stdlib.h>
# include <string.h>
# include <stdio.h>
# include <ctype.h>

# define OSMAJOR "MAC=true"
# define OSMINOR "OS=MAC"
# define OS_MAC
# define SPLITPATH ','
# define DOWNSHIFT_PATHS

# endif

/*
 * God fearing UNIX
 */

# ifndef OSMINOR

# define OSMAJOR "UNIX=true"
# define USE_EXECUNIX
# define USE_FILEUNIX
# define USE_PATHUNIX
# define PATH_DELIM '/'

# ifdef _AIX
# define unix
# define OSMINOR "OS=AIX"
# define OS_AIX
# define NO_VFORK
# endif
# ifdef AMIGA
# define OSMINOR "OS=AMIGA"
# define OS_AMIGA
# endif
# ifdef __BEOS__
# define unix
# define OSMINOR "OS=BEOS"
# define OS_BEOS
# define NO_VFORK
# endif
# ifdef __bsdi__
# define OSMINOR "OS=BSDI"
# define OS_BSDI
# endif
# if defined (COHERENT) && defined (_I386)
# define OSMINOR "OS=COHERENT"
# define OS_COHERENT
# define NO_VFORK
# endif
# ifdef __cygwin__
# define OSMINOR "OS=CYGWIN"
# define OS_CYGWIN
# endif
# ifdef __FreeBSD__
# define OSMINOR "OS=FREEBSD"
# define OS_FREEBSD
# endif
# ifdef __DGUX__
# define OSMINOR "OS=DGUX"
# define OS_DGUX
# endif
# ifdef __hpux
# define OSMINOR "OS=HPUX"
# define OS_HPUX
# endif
# ifdef __OPENNT
# define unix
# define OSMINOR "OS=INTERIX"
# define OS_INTERIX
# define NO_VFORK
# endif
# ifdef __sgi
# define OSMINOR "OS=IRIX"
# define OS_IRIX
# define NO_VFORK
# endif
# ifdef __ISC
# define OSMINOR "OS=ISC"
# define OS_ISC
# define NO_VFORK
# endif
# ifdef linux
# define OSMINOR "OS=LINUX"
# define OS_LINUX
# endif
# ifdef __Lynx__
# define OSMINOR "OS=LYNX"
# define OS_LYNX
# define NO_VFORK
# define unix
# endif
# ifdef __MACHTEN__
# define OSMINOR "OS=MACHTEN"
# define OS_MACHTEN
# endif
# ifdef mpeix
# define unix
# define OSMINOR "OS=MPEIX"
# define OS_MPEIX
# define NO_VFORK
# endif
# ifdef __MVS__
# define unix
# define OSMINOR "OS=MVS"
# define OS_MVS
# endif
# ifdef _ATT4
# define OSMINOR "OS=NCR"
# define OS_NCR
# endif
# ifdef __NetBSD__
# define unix
# define OSMINOR "OS=NETBSD"
# define OS_NETBSD
# define NO_VFORK
# endif
# ifdef __QNX__
# ifdef __QNXNTO__
# define OSMINOR "OS=QNXNTO"
# define OS_QNXNTO
# else
# define unix
# define OSMINOR "OS=QNX"
# define OS_QNX
# define NO_VFORK
# define MAXLINE 996
# endif
# endif
# ifdef NeXT
# ifdef __APPLE__
# define OSMINOR "OS=RHAPSODY"
# define OS_RHAPSODY
# else
# define OSMINOR "OS=NEXT"
# define OS_NEXT
# endif
# endif
# ifdef __APPLE__
# define unix
# define OSMINOR "OS=MACOSX"
# define OS_MACOSX
# endif
# ifdef __osf__
# define OSMINOR "OS=OSF"
# define OS_OSF
# endif
# ifdef _SEQUENT_
# define OSMINOR "OS=PTX"
# define OS_PTX
# endif
# ifdef M_XENIX
# define OSMINOR "OS=SCO"
# define OS_SCO
# define NO_VFORK
# endif
# ifdef sinix
# define unix
# define OSMINOR "OS=SINIX"
# define OS_SINIX
# endif
# ifdef sun
# if defined(__svr4__) || defined(__SVR4)
# define OSMINOR "OS=SOLARIS"
# define OS_SOLARIS
# else
# define OSMINOR "OS=SUNOS"
# define OS_SUNOS
# endif
# endif
# ifdef ultrix
# define OSMINOR "OS=ULTRIX"
# define OS_ULTRIX
# endif
# ifdef _UNICOS
# define OSMINOR "OS=UNICOS"
# define OS_UNICOS
# endif
# if defined(__USLC__) && !defined(M_XENIX)
# define OSMINOR "OS=UNIXWARE"
# define OS_UNIXWARE
# endif
# ifndef OSMINOR
# define OSMINOR "OS=UNKNOWN"
# endif

/* All the UNIX includes */

# include <sys/types.h>
# include <sys/stat.h>

# ifndef OS_MPEIX
# include <sys/file.h>
# endif

# include <fcntl.h>
# include <stdio.h>
# include <ctype.h>
# include <signal.h>
# include <string.h>
# include <time.h>

# ifndef OS_QNX
# include <memory.h>
# endif

# ifndef OS_ULTRIX
# include <stdlib.h>
# endif

# if !defined(OS_BSDI) && \
     !defined(OS_FREEBSD) && \
     !defined(OS_NEXT) && \
     !defined(OS_MACHTEN) && \
     !defined(OS_MACOSX) && \
     !defined(OS_RHAPSODY) && \
     !defined(OS_MVS)
# include <malloc.h>
# endif

# endif 

/* 
 * OSPLAT definitions - suppressed when it's a one-of-a-kind
 */

# if defined( _M_PPC ) || \
     defined( PPC ) || \
     defined( ppc ) || \
     defined( __powerpc__ ) || \
     defined( __POWERPC__ ) || \
     defined( __ppc__ )
# define OSPLAT "OSPLAT=PPC"
# endif

# if defined( _ALPHA_ ) || \
     defined( __alpha__ )
# define OSPLAT "OSPLAT=AXP"
# endif

# if defined( _i386_ ) || \
     defined( __i386__ ) || \
     defined( _M_IX86 )
# if !defined( OS_FREEBSD ) && \
     !defined( OS_OS2 ) && \
     !defined( OS_AS400 )
# define OSPLAT "OSPLAT=X86"
# endif
# endif 

# ifdef __sparc__
# if !defined( OS_SUNOS )
# define OSPLAT "OSPLAT=SPARC"
# endif
# endif

# ifdef __mips__
# if !defined( OS_SGI )
# define OSPLAT "OSPLAT=MIPS"
# endif
# endif

# ifdef __arm__
# define OSPLAT "OSPLAT=ARM"
# endif

# if defined( __ia64__ ) || \
     defined( __IA64__ ) || \
     defined( _M_IA64 )
# define OSPLAT "OSPLAT=IA64"
# endif

# ifdef __s390__
# define OSPLAT "OSPLAT=390"
# endif

# ifndef OSPLAT
# define OSPLAT ""
# endif

/*
 * Jam implementation misc.
 */

# ifndef MAXLINE
# define MAXLINE 10240	/* longest 'together' actions' */
# endif

# ifndef EXITOK
# define EXITOK 0
# define EXITBAD 1
# endif

# ifndef SPLITPATH
# define SPLITPATH ':'
# endif

/* You probably don't need to muck with these. */

# define MAXSYM	1024	/* longest symbol in the environment */
# define MAXJPATH 1024	/* longest filename */

# define MAXJOBS 64	/* silently enforce -j limit */
# define MAXARGC 32	/* words in $(JAMSHELL) */

/* Jam private definitions below. */

# define DEBUG_MAX	15

struct globs {
	int	noexec;
	int	jobs;
	int	quitquick;
	int	newestfirst;		/* build newest sources first */
	char	debug[DEBUG_MAX];
	FILE	*cmdout;		/* print cmds, not run them */
} ;

extern struct globs globs;

# define DEBUG_MAKE	( globs.debug[ 1 ] )	/* -da show actions when executed */
# define DEBUG_MAKEPROG	( globs.debug[ 3 ] )	/* -dm show progress of make0 */

# define DEBUG_EXECCMD	( globs.debug[ 4 ] )	/* show execcmds()'s work */

# define DEBUG_COMPILE	( globs.debug[ 5 ] )	/* show rule invocations */

# define DEBUG_HEADER	( globs.debug[ 6 ] )	/* show result of header scan */
# define DEBUG_BINDSCAN	( globs.debug[ 6 ] )	/* show result of dir scan */
# define DEBUG_SEARCH	( globs.debug[ 6 ] )	/* show attempts at binding */

# define DEBUG_VARSET	( globs.debug[ 7 ] )	/* show variable settings */
# define DEBUG_VARGET	( globs.debug[ 8 ] )	/* show variable fetches */
# define DEBUG_VAREXP	( globs.debug[ 8 ] )	/* show variable expansions */
# define DEBUG_IF	( globs.debug[ 8 ] )	/* show 'if' calculations */
# define DEBUG_LISTS	( globs.debug[ 9 ] )	/* show list manipulation */
# define DEBUG_SCAN	( globs.debug[ 9 ] )	/* show scanner tokens */
# define DEBUG_MEM	( globs.debug[ 9 ] )	/* show memory use */

# define DEBUG_MAKEQ	( globs.debug[ 11 ] )	/* -da show even quiet actions */
# define DEBUG_EXEC	( globs.debug[ 12 ] )	/* -dx show text of actions */
# define DEBUG_DEPENDS	( globs.debug[ 13 ] )	/* -dd show dependency graph */
# define DEBUG_CAUSES	( globs.debug[ 14 ] )	/* -dc show dependency graph */