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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [tools/] [cpu/] [unix/] [gensize.c] - Rev 580
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/* * gensize.c * * This file generates the file unixsize.h * * NOTE: It only prints the minimal information required. * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: gensize.c,v 1.2 2001-09-27 12:02:54 chris Exp $ * */ /* * This feels like a very crude way to determine if we are on a Solaris * host but it does work. */ #if defined(__sun__) && defined(__sparc__) && \ defined(__unix__) && defined(__svr4__) #undef _POSIX_C_SOURCE #define _POSIX_C_SOURCE 3 #undef __STRICT_ANSI__ #endif #include <stdio.h> #include <unistd.h> #include <setjmp.h> #include <signal.h> typedef struct { jmp_buf regs; int isr_level; int pad[4]; /* just in case */ } Context_Control; int main( int argc, char **argv ) { Context_Control *cc = 0; /* * Print the file header */ printf( "/* unixsize.h\n" " *\n" " * This include file contans the size of the context control block\n" " * C data structure. This structure must be defined in such a way\n" " * that files NOT including the native header files can work.\n" " *\n" " * NOTE: THIS FILE IS AUTOMATICALLY GENERATED!!!!\n" " * DO NOT EDIT THIS BY HAND!!!!\n" " *\n" " * COPYRIGHT (c) 1989-1999.\n" " * On-Line Applications Research Corporation (OAR).\n" " *\n" " * The license and distribution terms for this file may be\n" " * found in the file LICENSE in this distribution or at\n" " * http://www.OARcorp.com/rtems/license.html.\n" " */\n" "\n" "#ifndef __UNIXSIZE_h\n" "#define __UNIXSIZE_h\n" "\n" ); #define PRINT_IT( STRING, NUMBER ) \ printf( "#define\t%s\t0x%x\t\t/* %d */\n", \ STRING, \ NUMBER, \ NUMBER ); #define PRINT_SIZE( STRING, NUMBER ) \ printf( "#define\t%s\t0x%x\t\t/* %d */\n", \ STRING, \ NUMBER, \ NUMBER ); #define PRINT_COMMENT( STRING ) \ printf( \ "\n" \ "/*\n" \ " * " STRING "\n" \ " */\n" \ "\n" \ ); PRINT_COMMENT("Context_Control information"); PRINT_SIZE("CPU_CONTEXT_SIZE_IN_BYTES", sizeof( Context_Control ) ); PRINT_SIZE("CPU_CONTEXT_REGISTERS_OFFSET_IN_BYTES", (int) &cc->regs ); PRINT_SIZE("CPU_CONTEXT_SIGNALS_OFFSET_IN_BYTES", (int) &cc->isr_level ); /* * Print the end of file stuff */ printf( "\n" "#endif /* __UNIXSIZE_h */\n" "\n" "/* end of include file */\n" ); return 0; }
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