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proc: Comment fixes / misc formatting

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This commit is contained in:
Derek Parker 2015-10-04 12:03:39 -07:00
parent f2ae6a27cd
commit 6ae8633b08
1 changed files with 4 additions and 6 deletions
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10
proc/proc_linux.go
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@ -325,16 +325,10 @@ func (dbp *Process) loadProcessInformation(wg *sync.WaitGroup) {
} }
func status(pid int, comm string) rune { func status(pid int, comm string) rune {
// The second field of /proc/pid/stat is the name of the task in parenthesis.
// The name of the task is the base name of the executable for this process limited to 15 characters
// Since both parenthesis and spaces can appear inside the name of the task and no escaping happens we need to read the name of the executable first
// See: include/linux/sched.c:315 and include/linux/sched.c:1510
f, err := os.Open(fmt.Sprintf("/proc/%d/stat", pid)) f, err := os.Open(fmt.Sprintf("/proc/%d/stat", pid))
if err != nil { if err != nil {
return '\000' return '\000'
} }
defer f.Close() defer f.Close()
var ( var (
@ -342,6 +336,10 @@ func status(pid int, comm string) rune {
state rune state rune
) )
// The second field of /proc/pid/stat is the name of the task in parenthesis.
// The name of the task is the base name of the executable for this process limited to TASK_COMM_LEN characters
// Since both parenthesis and spaces can appear inside the name of the task and no escaping happens we need to read the name of the executable first
// See: include/linux/sched.c:315 and include/linux/sched.c:1510
fmt.Fscanf(f, "%d ("+comm+") %c", &p, &state) fmt.Fscanf(f, "%d ("+comm+") %c", &p, &state)
return state return state
} }