1 #include "cc.h" 2 3 void* 4 mysbrk(ulong size) 5 { 6 return (void*)sbrk(size); 7 } 8 9 int 10 mycreat(char *n, int p) 11 { 12 13 return create(n, 1, p); 14 } 15 16 int 17 mywait(int *s) 18 { 19 return wait(s); 20 } 21 22 int 23 mydup(int f1, int f2) 24 { 25 return dup2(f1,f2); 26 } 27 28 int 29 mypipe(int *fd) 30 { 31 return pipe(fd); 32 } 33 34 int 35 systemtype(int sys) 36 { 37 38 return sys&Unix; 39 } 40 41 int 42 pathchar(void) 43 { 44 return '/'; 45 } 46 47 char* 48 mygetwd(char *path, int len) 49 { 50 return (char*)getcwd(path, len); 51 } 52 53 int 54 myexec(char *path, char *argv[]) 55 { 56 return execvp(path, argv); 57 } 58 59 /* 60 * fake mallocs 61 */ 62 void* 63 malloc(size_t n) 64 { 65 return alloc(n); 66 } 67 68 void* 69 calloc(size_t m, size_t n) 70 { 71 return alloc(m*n); 72 } 73 74 void* 75 realloc(void *p, size_t n) 76 { 77 fprint(2, "realloc called\n"); 78 abort(); 79 return 0; 80 } 81 82 void 83 free(void *p) 84 { 85 } 86 87 int 88 myfork(void) 89 { 90 return fork(); 91 } 92