diff options
Diffstat (limited to 'arch/sandbox/cpu/os.c')
| -rw-r--r-- | arch/sandbox/cpu/os.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/arch/sandbox/cpu/os.c b/arch/sandbox/cpu/os.c index b72dafca2ba..40ebe322ae0 100644 --- a/arch/sandbox/cpu/os.c +++ b/arch/sandbox/cpu/os.c @@ -211,6 +211,16 @@ int os_map_file(const char *pathname, int os_flags, void **bufp, int *sizep) return 0; } +int os_unmap(void *buf, int size) +{ + if (munmap(buf, size)) { + printf("Can't unmap %p %x\n", buf, size); + return -EIO; + } + + return 0; +} + /* Restore tty state when we exit */ static struct termios orig_term; static bool term_setup; @@ -614,7 +624,13 @@ const char *os_dirent_get_typename(enum os_dirent_t type) return os_dirent_typename[OS_FILET_UNKNOWN]; } -int os_get_filesize(const char *fname, loff_t *size) +/* + * For compatibility reasons avoid loff_t here. + * U-Boot defines loff_t as long long. + * But /usr/include/linux/types.h may not define it at all. + * Alpine Linux being one example. + */ +int os_get_filesize(const char *fname, long long *size) { struct stat buf; int ret; @@ -628,7 +644,7 @@ int os_get_filesize(const char *fname, loff_t *size) void os_putc(int ch) { - putchar(ch); + fputc(ch, stdout); } void os_puts(const char *str) @@ -657,7 +673,7 @@ int os_read_ram_buf(const char *fname) { struct sandbox_state *state = state_get_current(); int fd, ret; - loff_t size; + long long size; ret = os_get_filesize(fname, &size); if (ret < 0) |