UTLinuxTarget.h

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//==================================================================================================
// Copyright (C) 2010  Brian Tietz    sdbtietz at yahoo dot com
//
// This program 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, version 2.0 of the
// License.
//
// This program 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 this program; if
// not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
// 02110-1301, USA.
//
// For commercial software, the copyright holder (Brian Tietz, email sdbtietz at yahoo dot com)
// reserves the right and is willing to waive the proprietary source code disclosure aspects of that
// license as applied to the UT library in exchange for either substantial contributions to the
// development of the UT library or other forms of compensation.  Any such waiver must be
// established in writing between the copyright holder and the commercial entity obtaining such a
// waiver.
//==================================================================================================


#ifndef _UT_H_
#error "DO NOT INCLUDE THIS FILE - INCLUDE UT.h INSTEAD"
#endif

#ifdef _UT_LINUX_TARGET_H_
#error "DO NOT INCLUDE THIS FILE - INCLUDE UT.h INSTEAD"
#endif

#define _UT_LINUX_TARGET_H_


//==================================================================================================
//=== System headers
//==================================================================================================
#include <sys/types.h>
#include <pthread.h>
#include <dirent.h>


//==================================================================================================
//=== Import / export
//==================================================================================================
#define EXPORT  __attribute__ ((visibility("default")))

#define IMPORT

// \cond DOXYGEN_DOCUMENT_NEVER
#if UT_IMPORT
    #define UT_EXPORT   IMPORT
#else
    #define UT_EXPORT   EXPORT
#endif
// \endcond


//==================================================================================================
//=== Basic flags
//==================================================================================================
// \cond DOXYGEN_DOCUMENT_NEVER
#ifndef LINUX
    #define LINUX       1
#endif
// \endcond


//==================================================================================================
//=== Behavioral flags
//==================================================================================================
#if __i386
    #define TARGET_CPU_LITTLE_ENDIAN            1

    #define TARGET_CPU_ALLOW_UNALIGNED_ACCESS   1

    #define TARGET_CPU_FAST_INTEGER_MOD         1

    #define POINTER_IS_32_BIT                   1

    // \cond DOXYGEN_DOCUMENT_NEVER
    #define LINUX_i386                          1
    // \endcond
#elif __x86_64
    #define TARGET_CPU_LITTLE_ENDIAN            1
    #define TARGET_CPU_ALLOW_UNALIGNED_ACCESS   1
    #define TARGET_CPU_FAST_INTEGER_MOD         1
    #define POINTER_IS_64_BIT                   1
    #define LINUX_x86_64                        1
#else
    #error "Must define target CPU endianness and access alignment rules"
#endif

#define c_os_timer_reliable_ms          3

#define c_os_timer_resolution_ms        1

// \cond DOXYGEN_DOCUMENT_NEVER
#define c_target_native_line_ending     eLINEENDING_unix
// \endcond


//==================================================================================================
//=== Implementation support types
//==================================================================================================

typedef pthread_t thread_id_t;

// \cond DOXYGEN_DOCUMENT_NEVER
#define INVALID_PTHREAD 0xffffffff
// \endcond

typedef DIR* dir_t;

typedef off_t fileoff_t;

#if __USE_FILE_OFFSET64
    #define c_fileoff_printf_format     "%lld"

    #define c_fileoff_printf_hex_format "%llx"
#else
    #define c_fileoff_printf_format     "%d"
    #define c_fileoff_printf_hex_format "%x"
#endif


EXTERN_C_BEGIN
// \cond DOXYGEN_DOCUMENT_NEVER


//==================================================================================================
//=== Fix warnings about C-style and illegal casts
//==================================================================================================

#if __cplusplus
    #ifdef towlower
        #undef towlower
        extern wint_t towlower (wint_t __wc) __THROW;
    #endif
#endif


//==================================================================================================
//=== Missing case-insensitive string function names
//==================================================================================================
#define stricmp strcasecmp
#define strnicmp strncasecmp
#define stristr strcasestr


//==================================================================================================
//=== Fix POSIX spec violations
//==================================================================================================
#define strerror_r strerror_r_FIXED
extern int strerror_r_FIXED( int errnum, char* buf, size_t n );


// \endcond
EXTERN_C_END