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#ifndef CYGONCE_ISO_STDLIB_H #define CYGONCE_ISO_STDLIB_H /*======================================================================== // // stdlib.h // // ISO standard library functions // //======================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. // // eCos is free software; you can redistribute it and/or modify it under // the terms of the GNU General Public License as published by the Free // Software Foundation; either version 2 or (at your option) any later // version. // // eCos is distributed in the hope that it will be useful, but WITHOUT // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // You should have received a copy of the GNU General Public License // along with eCos; if not, write to the Free Software Foundation, Inc., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. // // As a special exception, if other files instantiate templates or use // macros or inline functions from this file, or you compile this file // and link it with other works to produce a work based on this file, // this file does not by itself cause the resulting work to be covered by // the GNU General Public License. However the source code for this file // must still be made available in accordance with section (3) of the GNU // General Public License v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //======================================================================== //#####DESCRIPTIONBEGIN#### // // Author(s): jlarmour // Contributors: // Date: 2000-04-14 // Purpose: This file provides the stdlib functions required by // ISO C and POSIX 1003.1. // Description: The real contents of this file get set from the // configuration (set by the implementation) // Usage: #include <stdlib.h> // //####DESCRIPTIONEND#### // //====================================================================== */ /* CONFIGURATION */ #include <pkgconf/isoinfra.h> /* Configuration header */ /* INCLUDES */ /* This is the "standard" way to get NULL, wchar_t and size_t from stddef.h, * which is the canonical location of the definitions. */ #define __need_NULL #define __need_size_t #define __need_wchar_t #include <stddef.h> #include <cyg/infra/cyg_type.h> /* For CYGBLD_ATTRIB_NORET etc. */ /*==========================================================================*/ #if CYGINT_ISO_STDLIB_STRCONV # ifdef CYGBLD_ISO_STDLIB_STRCONV_HEADER # include CYGBLD_ISO_STDLIB_STRCONV_HEADER # else /* ISO C 7.10.1 - String conversion functions */ #ifdef __cplusplus extern "C" { #endif extern int atoi( const char * /* int_str */ ); extern long atol( const char * /* long_str */ ); extern long strtol( const char * /* long_str */, char ** /* endptr */, int /* base */ ); extern unsigned long strtoul( const char * /* ulong_str */, char ** /* endptr */, int /* base */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_STDLIB_STRCONV_FLOAT # ifdef CYGBLD_ISO_STDLIB_STRCONV_FLOAT_HEADER # include CYGBLD_ISO_STDLIB_STRCONV_FLOAT_HEADER # else /* ISO C 7.10.1 - String conversion functions */ #ifdef __cplusplus extern "C" { #endif extern double atof( const char * /* double_str */ ); extern double strtod( const char * /* double_str */, char ** /* endptr */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_RAND # ifdef CYGBLD_ISO_RAND_HEADER # include CYGBLD_ISO_RAND_HEADER # else /* ISO C 7.10.2 - Pseudo-random sequence generation functions */ /* Maximum value returned by rand(). */ #define RAND_MAX 2147483647 #ifdef __cplusplus extern "C" { #endif extern int rand( void ); extern void srand( unsigned int /* seed */ ); /* POSIX 1003.1 section 8.3.8 rand_r() */ extern int rand_r( unsigned int * /* seed */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_MALLOC # ifdef CYGBLD_ISO_MALLOC_HEADER # include CYGBLD_ISO_MALLOC_HEADER # else /* ISO C 7.10.3 - Memory management functions */ #ifdef __cplusplus extern "C" { #endif extern void * calloc( size_t /* num_objects */, size_t /* object_size */ ); extern void free( void * /* ptr */ ); extern void * malloc( size_t /* size */ ); extern void * realloc( void * /* ptr */, size_t /* size */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_MALLINFO # ifdef CYGBLD_ISO_MALLINFO_HEADER # include CYGBLD_ISO_MALLINFO_HEADER # else #ifdef __cplusplus extern "C" { #endif /* SVID2/XPG mallinfo structure */ struct mallinfo { int arena; /* total size of memory arena */ int ordblks; /* number of ordinary memory blocks */ int smblks; /* number of small memory blocks */ int hblks; /* number of mmapped regions */ int hblkhd; /* total space in mmapped regions */ int usmblks; /* space used by small memory blocks */ int fsmblks; /* space available for small memory blocks */ int uordblks; /* space used by ordinary memory blocks */ int fordblks; /* space free for ordinary blocks */ int keepcost; /* top-most, releasable (via malloc_trim) space */ int maxfree; /* (NON-STANDARD EXTENSION) size of largest free block */ }; extern struct mallinfo mallinfo( void ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_EXIT # ifdef CYGBLD_ISO_EXIT_HEADER # include CYGBLD_ISO_EXIT_HEADER # else /* ISO C 7.10.4 - Communication with the environment */ /* codes to pass to exit() */ /* Successful exit status - must be zero (POSIX 1003.1 8.1) */ #define EXIT_SUCCESS 0 /* Failing exit status - must be non-zero (POSIX 1003.1 8.1) */ #define EXIT_FAILURE 1 #ifdef __cplusplus extern "C" { #endif /* Type of function used by atexit() */ typedef void (*__atexit_fn_t)( void ); extern void abort( void ) CYGBLD_ATTRIB_NORET; extern int atexit( __atexit_fn_t /* func_to_register */ ); extern void exit( int /* status */ ) CYGBLD_ATTRIB_NORET; /* POSIX 1003.1 section 3.2.2 "Terminate a process" */ //@@@ FIXME unistd.h extern void _exit( int /* status */ ) CYGBLD_ATTRIB_NORET; #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_STDLIB_ENVIRON # ifdef CYGBLD_ISO_STDLIB_ENVIRON_HEADER # include CYGBLD_ISO_STDLIB_ENVIRON_HEADER # else /* ISO C 7.10.4 - Communication with the environment */ #ifdef __cplusplus extern "C" { #endif #ifndef _POSIX_SOURCE extern char **environ; /* standard definition of environ */ #endif extern char * getenv( const char * /* name */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_STDLIB_SYSTEM # ifdef CYGBLD_ISO_STDLIB_SYSTEM_HEADER # include CYGBLD_ISO_STDLIB_SYSTEM_HEADER # else /* ISO C 7.10.4 - Communication with the environment */ #ifdef __cplusplus extern "C" { #endif extern int system( const char * /* command */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_BSEARCH # ifdef CYGBLD_ISO_BSEARCH_HEADER # include CYGBLD_ISO_BSEARCH_HEADER # else /* ISO C 7.10.5 - Searching and sorting utilities */ #ifdef __cplusplus extern "C" { #endif typedef int (*__bsearch_comparison_fn_t)(const void * /* object1 */, const void * /* object2 */); extern void * bsearch( const void * /* search_key */, const void * /* first_object */, size_t /* num_objects */, size_t /* object_size */, __bsearch_comparison_fn_t /* comparison_fn */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #if CYGINT_ISO_QSORT # ifdef CYGBLD_ISO_QSORT_HEADER # include CYGBLD_ISO_QSORT_HEADER # else /* ISO C 7.10.5 - Searching and sorting utilities */ #ifdef __cplusplus extern "C" { #endif typedef int (*__qsort_comparison_fn_t)(const void * /* object1 */, const void * /* object2 */); extern void qsort( void * /* first_object */, size_t /* num_objects */, size_t /* object_size */, __qsort_comparison_fn_t /* comparison_fn */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*======================================================================*/ #if CYGINT_ISO_ABS # ifdef CYGBLD_ISO_STDLIB_ABS_HEADER # include CYGBLD_ISO_STDLIB_ABS_HEADER # else /* TYPE DEFINITIONS */ /* ISO C 7.10 and 7.10.6 - Integer Arithmetic Functions */ #ifdef __cplusplus extern "C" { #endif extern int abs( int /* val */ ) __attribute__((__const__)); extern long labs( long /* val */ ) __attribute__((__const__)); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*======================================================================*/ #if CYGINT_ISO_DIV # ifdef CYGBLD_ISO_STDLIB_DIV_HEADER # include CYGBLD_ISO_STDLIB_DIV_HEADER # else /* ISO C 7.10 and 7.10.6 - Integer Arithmetic Functions */ /* return type of the div() function */ typedef struct { int quot; /* quotient */ int rem; /* remainder */ } div_t; /* return type of the ldiv() function */ typedef struct { long quot; /* quotient */ long rem; /* remainder */ } ldiv_t; #ifdef __cplusplus extern "C" { #endif extern div_t div( int /* numerator */, int /* denominator */ ) __attribute__((__const__)); extern ldiv_t ldiv( long /* numerator */, long /* denominator */ ) __attribute__((__const__)); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ /* Maximum number of bytes in a multibyte character for the current locale */ #ifdef CYGBLD_ISO_STDLIB_MB_CUR_MAX_HEADER # include CYGBLD_ISO_STDLIB_MB_CUR_MAX_HEADER #else # define MB_CUR_MAX 1 #endif #if CYGINT_ISO_STDLIB_MULTIBYTE # ifdef CYGBLD_ISO_STDLIB_MULTIBYTE_HEADER # include CYGBLD_ISO_STDLIB_MULTIBYTE_HEADER # else /* ISO C 7.10.7 - Multibyte character functions */ #ifdef __cplusplus extern "C" { #endif extern int mblen( const char * /* s */, size_t /* n */ ); extern int mbtowc( wchar_t * /* pwc */, const char * /* s */, size_t /* n */ ); extern int wctomb( char * /* s */, wchar_t /* wchar */ ); extern size_t mbstowcs( wchar_t * /* pwcs */, const char * /* s */, size_t /* n */ ); extern size_t wcstombs( char * /* s */, const wchar_t * /* pwcs */, size_t /* n */ ); #ifdef __cplusplus } /* extern "C" */ #endif # endif #endif /*==========================================================================*/ #endif /* CYGONCE_ISO_STDLIB_H multiple inclusion protection */ /* EOF stdlib.h */
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