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windows.shell32: Throw an error if file does not exist on file-executable? 

call.
db4
Doug Coleman 2012-10-24 17:47:30 -07:00
parent 83b40e44d2
commit 43fb3fb174
1 changed files with 21 additions and 16 deletions
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37
basis/windows/shell32/shell32.factor
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@ -5,7 +5,7 @@ alien.syntax classes.struct combinators io.backend io.files
io.pathnames kernel math sequences specialized-arrays
ui.backend.windows windows windows.com windows.com.syntax
windows.errors windows.kernel32 windows.ole32 windows.types
windows.user32 ;
windows.user32 io.files.info ;
SPECIALIZED-ARRAY: ushort
IN: windows.shell32
@ -141,26 +141,31 @@ INSTANCE: +win32-console-executable+ windows-executable
INSTANCE: +win32-vxd-executable+ windows-executable ! le
INSTANCE: +win32-os2-executable+ windows-executable ! ne
INSTANCE: +win32-nt-executable+ windows-executable ! pe
: file-executable-type ( path -- executable/f )
normalize-path
normalize-path dup
0
f
! hi is zero means old style executable
0 SHGFI_EXETYPE SHGetFileInfoW >lo-hi first2 zero? [
{
{ 0x5A4D [ +dos-executable+ ] }
{ 0x4550 [ +win32-console-executable+ ] }
[ drop f ]
} case
0 SHGFI_EXETYPE SHGetFileInfoW
[
file-info drop f
] [
{
{ 0x454C [ +win32-vxd-executable+ ] }
{ 0x454E [ +win32-os2-executable+ ] }
{ 0x4550 [ +win32-nt-executable+ ] }
[ drop f ]
} case
] if ;
nip >lo-hi first2 zero? [
{
{ 0x5A4D [ +dos-executable+ ] }
{ 0x4550 [ +win32-console-executable+ ] }
[ drop f ]
} case
] [
{
{ 0x454C [ +win32-vxd-executable+ ] }
{ 0x454E [ +win32-os2-executable+ ] }
{ 0x4550 [ +win32-nt-executable+ ] }
[ drop f ]
} case
] if
] if-zero ;
: shell32-directory ( n -- str )
f swap f SHGFP_TYPE_DEFAULT