datasize.c
上传用户:wudi5211
上传日期:2010-01-21
资源大小:607k
文件大小:1k
- /*
- * datasize.c -- print the size of common data items
- *
- * This runs with any Linux kernel (not any Unix, because of <linux/types.h>)
- */
- #include <stdio.h>
- #include <sys/utsname.h>
- #include <linux/types.h>
- int main(int argc, char **argv)
- {
- struct utsname name;
- uname(&name); /* never fails :) */
- printf("arch Size: char short int long ptr long-long "
- " u8 u16 u32 u64n");
- printf( "%-12s %3i %3i %3i %3i %3i %3i "
- "%3i %3i %3i %3in",
- name.machine,
- (int)sizeof(char), (int)sizeof(short), (int)sizeof(int),
- (int)sizeof(long),
- (int)sizeof(void *), (int)sizeof(long long), (int)sizeof(__u8),
- (int)sizeof(__u16), (int)sizeof(__u32), (int)sizeof(__u64));
- return 0;
- }