ref: 12e226ac6798412271020d42645f69138715c519
dir: /utils/cc/Posix.c/
#include "cc.h" #include <sys/wait.h> void* mysbrk(ulong size) { return (void*)sbrk(size); } int mycreat(char *n, int p) { return create(n, 1, p); } int mywait(int *s) { return wait(s); } int mydup(int f1, int f2) { if(f2 < 0) return dup(f1); return dup2(f1,f2); } int mypipe(int *fd) { return pipe(fd); } int systemtype(int sys) { return sys&Unix; } int pathchar(void) { return '/'; } char* mygetwd(char *path, int len) { return (char*)getcwd(path, len); } int myexec(char *path, char *argv[]) { return execvp(path, argv); } /* * fake mallocs */ void* malloc(size_t n) { return alloc(n); } void* calloc(size_t m, size_t n) { return alloc(m*n); } void* realloc(void *p, size_t n) { fprint(2, "realloc called\n"); abort(); return 0; } void free(void *p) { } int myfork(void) { return fork(); } int myaccess(char *f) { return access(f, 0); }