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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-02-27 21:52:16 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-02-27 21:52:16 +0000 |
commit | dfe0e5833a279b70e077a1b0b36e9903f1dc6d13 (patch) | |
tree | dbb2538052be1d504e42ab4e99438f09bd6f7765 /cpukit/libmisc/shell/main_cpuuse.c | |
parent | 2008-02-27 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
download | rtems-dfe0e5833a279b70e077a1b0b36e9903f1dc6d13.tar.bz2 |
2008-02-27 Joel Sherrill <joel.sherrill@oarcorp.com>
* libmisc/shell/cat_file.c, libmisc/shell/main_alias.c,
libmisc/shell/main_blksync.c, libmisc/shell/main_cat.c,
libmisc/shell/main_chdir.c, libmisc/shell/main_chmod.c,
libmisc/shell/main_chroot.c, libmisc/shell/main_cpuuse.c,
libmisc/shell/main_date.c, libmisc/shell/main_help.c,
libmisc/shell/main_id.c, libmisc/shell/main_logoff.c,
libmisc/shell/main_ls.c, libmisc/shell/main_mallocinfo.c,
libmisc/shell/main_mdump.c, libmisc/shell/main_medit.c,
libmisc/shell/main_mfill.c, libmisc/shell/main_mkdir.c,
libmisc/shell/main_mmove.c, libmisc/shell/main_mount.c,
libmisc/shell/main_mount_nfs.c, libmisc/shell/main_msdosfmt.c,
libmisc/shell/main_mwdump.c, libmisc/shell/main_perioduse.c,
libmisc/shell/main_pwd.c, libmisc/shell/main_rm.c,
libmisc/shell/main_rmdir.c, libmisc/shell/main_stackuse.c,
libmisc/shell/main_tty.c, libmisc/shell/main_umask.c,
libmisc/shell/main_unmount.c, libmisc/shell/main_whoami.c,
libmisc/shell/shell.h: Clean up done while writing documentation.
Some command improvements such as date now allows setting of the
current TOD. Often commands did not use stdout/stderr per
expectations and did not return -1 on an error.
Diffstat (limited to 'cpukit/libmisc/shell/main_cpuuse.c')
-rw-r--r-- | cpukit/libmisc/shell/main_cpuuse.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/cpukit/libmisc/shell/main_cpuuse.c b/cpukit/libmisc/shell/main_cpuuse.c index 2ca92812c7..492997cd8f 100644 --- a/cpukit/libmisc/shell/main_cpuuse.c +++ b/cpukit/libmisc/shell/main_cpuuse.c @@ -22,14 +22,33 @@ #include <rtems/shell.h> #include "internal.h" -int rtems_shell_main_cpuuse(int argc,char *argv[]) +int rtems_shell_main_cpuuse( + int argc, + char *argv[] +) { - if ( argc >= 1 && !strcmp( argv[1], "-r" ) ) { + /* + * When invoked with no arguments, print the report. + */ + if ( argc == 1 ) { + rtems_cpu_usage_report_with_plugin(stdout, (rtems_printk_plugin_t)fprintf); + return 0; + } + + /* + * When invoked with the single argument -r, reset the statistics. + */ + if ( argc == 2 && !strcmp( argv[1], "-r" ) ) { printf( "Resetting CPU Usage information\n" ); rtems_cpu_usage_reset(); - } else - rtems_cpu_usage_report_with_plugin(stdout, (rtems_printk_plugin_t)fprintf); - return 0; + return 0; + } + + /* + * OK. The user did something wrong. + */ + fprintf( stderr, "%s: [-r]\n", argv[0] ); + return -1; } rtems_shell_cmd_t rtems_shell_CPUUSE_Command = { |