wok-current annotate linld/stuff/src/CRTL.H @ rev 20751

Add libsbc
author Pascal Bellard <pascal.bellard@slitaz.org>
date Tue Feb 12 12:12:36 2019 +0100 (2019-02-12)
parents ab907169f156
children 378b0ba41272
rev   line source
pascal@19515 1 // This file is distributed under GPL
pascal@19515 2 //
pascal@19515 3 // Bare bones of C runtime library
pascal@19515 4
pascal@19515 5 #define MK_FP(seg,ofs) ((void _seg *)(seg) + (void near *)(ofs))
pascal@19515 6 #define FP_SEG(fp) ((unsigned) (void _seg*) (void far*)(fp))
pascal@19515 7 #define FP_OFF(fp) ((unsigned) (fp))
pascal@20528 8 #define NULL 0
pascal@19515 9
pascal@19515 10 const unsigned MIN_STACK = 0x400;
pascal@19515 11 const unsigned MAX_MALLOC = 0xF000;
pascal@19515 12
pascal@19636 13 const char O_RDONLY = 0; // for open()
pascal@19636 14 const char O_BINARY = 0;
pascal@19515 15
pascal@19515 16 extern char text_start; extern char text_end;
pascal@19515 17 extern char data_start; extern char data_end;
pascal@19515 18 extern char bss_start; extern char bss_end;
pascal@19515 19 extern char* heap_top;
pascal@20538 20 extern char xfer_buf[4096];
pascal@19515 21
pascal@19515 22 void parse_cmdline();
pascal@20538 23 extern _fastcall void strcatb(const char* a,const char* b);
pascal@20751 24 #ifdef USE_ARGSTR
pascal@20751 25 extern _fastcall int argstr(const char *s, const char keywords[], const char **var);
pascal@20751 26 extern _fastcall int argnum(char *s, const char keywords[], unsigned long *var);
pascal@20751 27 extern _fastcall void set_cmdline(const char *filename);
pascal@20751 28 #define strhead(a,b) (strstr(a,b) != (int) a)
pascal@20751 29 #else
pascal@20538 30 extern _fastcall int strhead(const char* a,const char* head);
pascal@20751 31 #endif
pascal@20632 32 extern _fastcall int fileexist(const char* name);
pascal@19546 33 //extern "C" int open(const char* name, int flags);
pascal@20538 34 extern _fastcall int open(const char* name);
pascal@20538 35 extern _fastcall int close(int fd);
pascal@20751 36 extern _fastcall int readrm(struct image_himem *m, int sz);
pascal@20538 37 extern _fastcall int read(int fd, void* data, int sz);
pascal@20548 38 extern _fastcall long lseekcur(int fd, int whence);
pascal@20538 39 extern _fastcall int puts(const char* s);
pascal@20528 40 extern pascal unsigned long strtol(const char *s);
pascal@19515 41
pascal@19515 42 // Extensions
pascal@19515 43 #define cli() do { asm { cli } } while(0)
pascal@19515 44 #define sti() do { asm { sti } } while(0)
pascal@19515 45 #define int3() do { asm { db 0cch } } while(0)
pascal@19515 46 #define nop() do { asm { db 90h } } while(0)
pascal@19515 47 extern char no_exit;
pascal@20538 48 extern _fastcall int die(const char* msg);
pascal@20528 49 //extern "C" char* malloc_or_die(unsigned size);
pascal@20528 50 //extern "C" unsigned long* malloc_bufv_or_die(struct image_himem *m);
pascal@20538 51 extern _fastcall int malloc_or_die(unsigned size);
pascal@20538 52 extern _fastcall int malloc_bufv_or_die(struct image_himem *m);