X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdlib%2Fatexit.c;h=14363566a8147dba4f6c6c7962a9c62ea26eb61f;hb=5c311ed91d33b96bd39b80bc16cbe4951de35ac6;hp=9792cad1846968addb78e2100d0909aebd3ae916;hpb=0a5395faab237ba9008352b0f4bee9659bbd3d5f;p=pdclib diff --git a/functions/stdlib/atexit.c b/functions/stdlib/atexit.c index 9792cad..1436356 100644 --- a/functions/stdlib/atexit.c +++ b/functions/stdlib/atexit.c @@ -1,25 +1,67 @@ -// ---------------------------------------------------------------------------- -// $Id$ -// ---------------------------------------------------------------------------- -// Public Domain C Library - http://pdclib.sourceforge.net -// This code is Public Domain. Use, modify, and redistribute at will. -// ---------------------------------------------------------------------------- +/* $Id$ */ -// TODO: C/C++ linkages -int atexit( void (*func) ( void ) ) { /* TODO */ }; +/* Release $Name$ */ -/* PDPC code - unreviewed +/* atexit( void (*)( void ) ) + + This file is part of the Public Domain C Library (PDCLib). + Permission is granted to use, modify, and / or redistribute at will. +*/ + +#include + +#ifndef REGTEST + +extern struct _PDCLIB_exitfunc_t * regstack; + +int atexit( void (*func)( void ) ) { - int x; - - for (x = 0; x < __NATEXIT; x++) + struct _PDCLIB_exitfunc_t * regfunc = (struct _PDCLIB_exitfunc_t *)malloc( sizeof( struct _PDCLIB_exitfunc_t ) ); + if ( regfunc == NULL ) { - if (__userExit[x] == 0) - { - __userExit[x] = func; - return (0); - } + return -1; + } + else + { + regfunc->func = func; + regfunc->next = regstack; + regstack = regfunc; + return 0; } - return (-1); } -*/ + +#endif + +#ifdef TEST +#include <_PDCLIB_test.h> +#include + +static int flags[ 32 ]; + +static void counthandler() +{ + static int rc = 0; + flags[ rc ] = rc; + ++rc; +} + +static void checkhandler() +{ + for ( int i = 0; i < 31; ++i ) + { + assert( flags[ i ] == i ); + } +} + +int main() +{ + BEGIN_TESTS; + TESTCASE( atexit( &checkhandler ) == 0 ); + for ( int i = 0; i < 31; ++i ) + { + TESTCASE( atexit( &counthandler ) == 0 ); + } + return TEST_RESULTS; +} + +#endif