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87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
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/*
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* Copyright 1993-2002 Christopher Seiwald and Perforce Software, Inc.
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*
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* This file is part of Jam - see jam.c for Copyright information.
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*/
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/*
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* pathsys.h - PATHNAME struct
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*/
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/*
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* PATHNAME - a name of a file, broken into <grist>dir/base/suffix(member)
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*
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* <grist> - salt to distinguish between targets that would otherwise have the
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* same name - it never appears in the bound name of a target.
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*
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* (member) - archive member name: the syntax is arbitrary, but must agree in
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* path_parse(), path_build() and the Jambase.
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*/
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#ifndef PATHSYS_VP_20020211_H
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#define PATHSYS_VP_20020211_H
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#include "object.h"
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#include "strings.h"
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typedef struct _pathpart
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{
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char const * ptr;
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int len;
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} PATHPART;
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typedef struct _pathname
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{
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PATHPART part[ 6 ];
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#define f_grist part[ 0 ]
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#define f_root part[ 1 ]
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#define f_dir part[ 2 ]
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#define f_base part[ 3 ]
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#define f_suffix part[ 4 ]
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#define f_member part[ 5 ]
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} PATHNAME;
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void path_build( PATHNAME *, string * file );
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void path_parse( char const * file, PATHNAME * );
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void path_parent( PATHNAME * );
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int path_translate_to_os( char const *, string * file );
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/* Given a path, returns an object containing an equivalent path in canonical
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* format that can be used as a unique key for that path. Equivalent paths such
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* as a/b, A\B, and a\B on NT all yield the same key.
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*/
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OBJECT * path_as_key( OBJECT * path );
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/* Called as an optimization when we know we have a path that is already in its
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* canonical/long/key form. Avoids the need for some subsequent path_as_key()
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* call to do a potentially expensive path conversion requiring access to the
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* actual underlying file system.
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*/
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void path_register_key( OBJECT * canonic_path );
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/* Returns a static pointer to the system dependent path to the temporary
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* directory. NOTE: Does *not* include a trailing path separator.
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*/
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string const * path_tmpdir( void );
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/* Returns a new temporary name. */
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OBJECT * path_tmpnam( void );
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/* Returns a new temporary path. */
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OBJECT * path_tmpfile( void );
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/* Give the first argument to 'main', return a full path to our executable.
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* Returns null in the unlikely case it cannot be determined. Caller is
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* responsible for freeing the string.
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*
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* Implemented in jam.c
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*/
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char * executable_path( char const * argv0 );
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void path_done( void );
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#endif
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