! Copyright (C) 2007, 2010 Slava Pestov
! Copyright (C) 2007, 2008 Doug Coleman
! See http://factorcode.org/license.txt for BSD license.
-USING: alien alien.c-types assocs continuations alien.destructors kernel
-namespaces accessors sets summary destructors destructors.private ;
+USING: alien alien.c-types alien.syntax assocs continuations
+alien.destructors kernel namespaces accessors sets summary
+destructors destructors.private ;
IN: libc
-: errno ( -- int )
- int "factor" "err_no" { } alien-invoke ;
+LIBRARY: factor
-: set-errno ( int -- )
- void "factor" "set_err_no" { int } alien-invoke ;
+FUNCTION-ALIAS: errno
+ int err_no ( ) ;
+
+FUNCTION-ALIAS: set-errno
+ void set_err_no ( int err-no ) ;
: clear-errno ( -- )
0 set-errno ;
: preserve-errno ( quot -- )
errno [ call ] dip set-errno ; inline
-: (malloc) ( size -- alien )
- void* "libc" "malloc" { ulong } alien-invoke ;
+LIBRARY: libc
+
+FUNCTION-ALIAS: (malloc)
+ void* malloc ( ulong size ) ;
-: (calloc) ( count size -- alien )
- void* "libc" "calloc" { ulong ulong } alien-invoke ;
+FUNCTION-ALIAS: (calloc)
+ void* calloc ( ulong count, ulong size ) ;
-: (free) ( alien -- )
- void "libc" "free" { void* } alien-invoke ;
+FUNCTION-ALIAS: (free)
+ void free ( void* alien ) ;
-: (realloc) ( alien size -- newalien )
- void* "libc" "realloc" { void* ulong } alien-invoke ;
+FUNCTION-ALIAS: (realloc)
+ void* realloc ( void* alien, ulong size ) ;
<PRIVATE
: free ( alien -- )
>c-ptr [ delete-malloc ] [ (free) ] bi ;
-: memcpy ( dst src size -- )
- void "libc" "memcpy" { void* void* ulong } alien-invoke ;
+FUNCTION: void memcpy ( void* dst, void* src, ulong size ) ;
-: memcmp ( a b size -- cmp )
- int "libc" "memcmp" { void* void* ulong } alien-invoke ;
+FUNCTION: int memcmp ( void* a, void* b, ulong size ) ;
: memory= ( a b size -- ? )
memcmp 0 = ;
-: strlen ( alien -- len )
- size_t "libc" "strlen" { c-string } alien-invoke ;
+FUNCTION: size_t strlen ( c-string alien ) ;
DESTRUCTOR: free
DESTRUCTOR: (free)