--- gforth/kernel/require.fs 2003/03/09 15:17:06 1.28 +++ gforth/kernel/require.fs 2006/01/31 15:25:44 1.29 @@ -74,29 +74,26 @@ create image-included-files 1 , A, ( poi has? new-input [IF] : included1 ( i*x file-id c-addr u -- j*x ) \ gforth - \G Include the file file-id with the name given by @var{c-addr u}. - save-mem 2dup add-included-file ( file-id ) - ['] read-loop execute-parsing-named-file ; +\G Include the file file-id with the name given by @var{c-addr u}. + save-mem 2dup add-included-file + includefilename 2@ 2>r 2dup includefilename 2! + ['] read-loop execute-parsing-named-file + 2r> includefilename 2! ; [ELSE] : included1 ( i*x file-id c-addr u -- j*x ) \ gforth \G Include the file file-id with the name given by @var{c-addr u}. save-mem 2dup loadfilename>r + includefilename 2@ 2>r 2dup includefilename 2! add-included-file ( file-id ) ['] include-file2 catch - r>loadfilename + 2r> includefilename 2! r>loadfilename throw ; [THEN] -: included ( i*x c-addr u -- j*x ) \ file - \G @code{include-file} the file whose name is given by the string - \G @var{c-addr u}. +: included2 ( i*x c-addr u -- j*x ) \ file open-fpath-file throw included1 ; -: required ( i*x addr u -- j*x ) \ gforth - \G @code{include-file} the file with the name given by @var{addr - \G u}, if it is not @code{included} (or @code{required}) - \G already. Currently this works by comparing the name of the file - \G (with path) against the names of earlier included files. +: required2 ( i*x addr u -- i*x ) \ gforth \ however, it may be better to fstat the file, \ and compare the device and inode. The advantages would be: no \ problems with several paths to the same file (e.g., due to @@ -113,11 +110,25 @@ has? new-input [IF] : include ( ... "file" -- ... ) \ gforth \G @code{include-file} the file @var{file}. - name included ; + name included2 ; : require ( ... "file" -- ... ) \ gforth \G @code{include-file} @var{file} only if it is not included already. - name required ; + name required2 ; + +\ we go through execute-parsing to get nicer output on errors + +: included ( i*x c-addr u -- j*x ) \ file + \G @code{include-file} the file whose name is given by the string + \G @var{c-addr u}. + ['] include execute-parsing ; + +: required ( i*x addr u -- i*x ) \ gforth + \G @code{include-file} the file with the name given by @var{addr + \G u}, if it is not @code{included} (or @code{required}) + \G already. Currently this works by comparing the name of the file + \G (with path) against the names of earlier included files. + ['] require execute-parsing ; \ : \I \ here