setlevel.c
上传用户:wudi5211
上传日期:2010-01-21
资源大小:607k
文件大小:1k
- /*
- * setlevel.c -- choose a console_loglevel for the kernel
- *
- * Tested with 1.2 on the x86
- * Tested with 2.0 on the x86, Sparc and Alpha
- */
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- /* #include <unistd.h> */ /* conflicting on the alpha */
- #define __LIBRARY__ /* _syscall3 and friends are only available through this */
- #include <linux/unistd.h>
- /* define the system call, to override the lib function */
- _syscall3(int, syslog, int, type, char *, bufp, int, len);
- int main(int argc, char **argv)
- {
- int level;
- if (argc==2) level = atoi(argv[1]); /* the chosen console */
- else {
- fprintf(stderr, "%s: need a single argn",argv[0]); exit(1);
- }
- if (syslog(8,NULL,level) < 0) {
- fprintf(stderr,"%s: syslog(setlevel): %sn",
- argv[0],strerror(errno));
- exit(1);
- }
- exit(0);
- }