| unixfilemap.c (104349) | unixfilemap.c (178848) |
|---|---|
| 1/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd 2 See the file COPYING for copying permission. 3*/ 4 5#include <sys/types.h> 6#include <sys/mman.h> 7#include <sys/stat.h> 8#include <fcntl.h> --- 30 unchanged lines hidden (view full) --- 39 } 40 if (!S_ISREG(sb.st_mode)) { 41 close(fd); 42 fprintf(stderr, "%s: not a regular file\n", name); 43 return 0; 44 } 45 46 nbytes = sb.st_size; | 1/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd 2 See the file COPYING for copying permission. 3*/ 4 5#include <sys/types.h> 6#include <sys/mman.h> 7#include <sys/stat.h> 8#include <fcntl.h> --- 30 unchanged lines hidden (view full) --- 39 } 40 if (!S_ISREG(sb.st_mode)) { 41 close(fd); 42 fprintf(stderr, "%s: not a regular file\n", name); 43 return 0; 44 } 45 46 nbytes = sb.st_size; |
| 47 /* mmap fails for zero length files */ 48 if (nbytes == 0) { 49 static const char c = '\0'; 50 processor(&c, 0, name, arg); 51 close(fd); 52 return 1; 53 } |
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| 47 p = (void *)mmap((caddr_t)0, (size_t)nbytes, PROT_READ, 48 MAP_FILE|MAP_PRIVATE, fd, (off_t)0); 49 if (p == (void *)-1) { 50 perror(name); 51 close(fd); 52 return 0; 53 } 54 processor(p, nbytes, name, arg); 55 munmap((caddr_t)p, nbytes); 56 close(fd); 57 return 1; 58} | 54 p = (void *)mmap((caddr_t)0, (size_t)nbytes, PROT_READ, 55 MAP_FILE|MAP_PRIVATE, fd, (off_t)0); 56 if (p == (void *)-1) { 57 perror(name); 58 close(fd); 59 return 0; 60 } 61 processor(p, nbytes, name, arg); 62 munmap((caddr_t)p, nbytes); 63 close(fd); 64 return 1; 65} |