From 6d8e80e5c2e97d4e5b2636a953cff00f821b8dbf Mon Sep 17 00:00:00 2001
From: Gregory Eremin <g@erem.in>
Date: Sun, 6 Jul 2014 20:49:20 +0700
Subject: [PATCH] Remove sprintf where it's not required

---
 loadavg.go   | 5 ++---
 pid_stat.go  | 4 ++--
 pid_statm.go | 4 ++--
 stat.go      | 5 ++---
 uptime.go    | 5 ++---
 5 files changed, 10 insertions(+), 13 deletions(-)

diff --git a/loadavg.go b/loadavg.go
index 5e3034e..9f68caf 100644
--- a/loadavg.go
+++ b/loadavg.go
@@ -26,15 +26,14 @@ type ProcLoadavg struct {
 }
 
 func NewProcLoadavg() ProcLoadavg {
-	file := fmt.Sprintf("/proc/loadavg")
-	bytes, err := ioutil.ReadFile(file)
+	b, err := ioutil.ReadFile("/proc/loadavg")
 	if err != nil {
 		panic(err)
 	}
 
 	p := ProcLoadavg{}
 
-	parsed, err := fmt.Sscanf(string(bytes), "%f %f %f %d/%d %d",
+	parsed, err := fmt.Sscanf(string(b), "%f %f %f %d/%d %d",
 		&p.Avg1Min, &p.Avg5Min, &p.Avg15Min, &p.RunnableEntities,
 		&p.TotalEntities, &p.LastPid)
 	if parsed < 6 {
diff --git a/pid_stat.go b/pid_stat.go
index 9d2d0c1..d7cc3f0 100644
--- a/pid_stat.go
+++ b/pid_stat.go
@@ -212,14 +212,14 @@ type ProcPidStat struct {
 
 func NewProcPidStat(pid int) ProcPidStat {
 	file := fmt.Sprintf("/proc/%d/stat", pid)
-	bytes, err := ioutil.ReadFile(file)
+	b, err := ioutil.ReadFile(file)
 	if err != nil {
 		panic(err)
 	}
 
 	p := ProcPidStat{}
 
-	parsed, err := fmt.Sscanf(string(bytes),
+	parsed, err := fmt.Sscanf(string(b),
 		"%d %s %s %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d "+
 			"%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d",
 		&p.Pid, &p.Comm, &p.State, &p.Ppid, &p.Pgrp, &p.Session, &p.TtyNr,
diff --git a/pid_statm.go b/pid_statm.go
index 60ba14c..4701c93 100644
--- a/pid_statm.go
+++ b/pid_statm.go
@@ -19,14 +19,14 @@ type ProcPidStatm struct {
 
 func NewProcPidStatm(pid int) ProcPidStatm {
 	file := fmt.Sprintf("/proc/%d/statm", pid)
-	bytes, err := ioutil.ReadFile(file)
+	b, err := ioutil.ReadFile(file)
 	if err != nil {
 		panic(err)
 	}
 
 	p := ProcPidStatm{}
 
-	parsed, err := fmt.Sscanf(string(bytes), "%d %d %d %d %d %d %d",
+	parsed, err := fmt.Sscanf(string(b), "%d %d %d %d %d %d %d",
 		&p.Size, &p.Resident, &p.Share, &p.Text, &p.Lib, &p.Data, &p.Dt)
 
 	if parsed < 7 {
diff --git a/stat.go b/stat.go
index 1477dc3..fb06cb1 100644
--- a/stat.go
+++ b/stat.go
@@ -30,15 +30,14 @@ type ProcStat struct {
 }
 
 func NewProcStat() ProcStat {
-	file := fmt.Sprintf("/proc/stat")
-	bytes, err := ioutil.ReadFile(file)
+	b, err := ioutil.ReadFile("/proc/stat")
 	if err != nil {
 		panic(err)
 	}
 
 	p := ProcStat{}
 
-	parsed, err := fmt.Sscanf(string(bytes), "cpu  %d %d %d %d %d %d %d %d %d %d",
+	parsed, err := fmt.Sscanf(string(b), "cpu  %d %d %d %d %d %d %d %d %d %d",
 		&p.Cpu.User, &p.Cpu.Nice, &p.Cpu.System, &p.Cpu.Idle, &p.Cpu.Iowait,
 		&p.Cpu.Irq, &p.Cpu.Softirq, &p.Cpu.Steal, &p.Cpu.Guest,
 		&p.Cpu.GuestNice)
diff --git a/uptime.go b/uptime.go
index 0512d5e..b814c47 100644
--- a/uptime.go
+++ b/uptime.go
@@ -13,15 +13,14 @@ type ProcUptime struct {
 }
 
 func NewProcUptime() ProcUptime {
-	file := fmt.Sprintf("/proc/uptime")
-	bytes, err := ioutil.ReadFile(file)
+	b, err := ioutil.ReadFile("/proc/uptime")
 	if err != nil {
 		panic(err)
 	}
 
 	p := ProcUptime{}
 
-	parsed, err := fmt.Sscanf(string(bytes), "%f %f", &p.Uptime, &p.Idle)
+	parsed, err := fmt.Sscanf(string(b), "%f %f", &p.Uptime, &p.Idle)
 	if parsed < 2 {
 		fmt.Println("Managed to parse only", parsed, "fields out of 2")
 	}