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-rw-r--r--klaptopdaemon/portable.cpp36
1 files changed, 18 insertions, 18 deletions
diff --git a/klaptopdaemon/portable.cpp b/klaptopdaemon/portable.cpp
index f56dc1e..ac9ac16 100644
--- a/klaptopdaemon/portable.cpp
+++ b/klaptopdaemon/portable.cpp
@@ -177,7 +177,7 @@ pmu_read(apm_info *ap)
int bcnt = 0;
memset(ap, 0, sizeof(apm_info));
QFile f("/proc/pmu/info");
- if (!f.open(IO_ReadOnly))
+ if (!f.exists() || !f.open(IO_ReadOnly))
return 1;
while (!f.atEnd()) {
@@ -200,7 +200,7 @@ pmu_read(apm_info *ap)
int maxcharge = 0;
for (int i = 0; i < bcnt; i++) {
QFile bf(QString("/proc/pmu/battery_%1").arg(i));
- if (!bf.open(IO_ReadOnly))
+ if (!bf.exists() || !bf.open(IO_ReadOnly))
continue;
while(!bf.atEnd()) {
@@ -331,7 +331,7 @@ static void acpi_read_batteries() {
bool present = false;
if ((test_count==0 || acpi_last_known != last_seed) && !bat.info_file.isNull()) {
f = new QFile(bat.info_file);
- if (f && f->open(IO_ReadOnly)) {
+ if (f && f->exists() && f->open(IO_ReadOnly)) {
while(f->readLine(buff,1024) > 0) {
if (buff.contains("design capacity low:", false)) {
QRegExp rx("(\\d*)\\D*$");
@@ -361,7 +361,7 @@ static void acpi_read_batteries() {
}
if (!bat.state_file.isNull()) {
f = new QFile(bat.state_file);
- if (f && f->open(IO_ReadOnly)) {
+ if (f && f->exists() && f->open(IO_ReadOnly)) {
while(f->readLine(buff,1024) > 0) {
if (buff.contains("present rate:", false)) {
QRegExp rx("(\\d*)\\D*$");
@@ -692,7 +692,7 @@ has_acpi_sleep(int state)
QFile p("/sys/power/state");
QFile f("/proc/acpi/sleep");
- if (p.open(IO_ReadOnly)) {
+ if (p.exists() && p.open(IO_ReadOnly)) {
QString l;
QTextStream t(&p);
l = t.readLine();
@@ -709,7 +709,7 @@ has_acpi_sleep(int state)
}
p.close();
}
- else if (f.open(IO_ReadOnly)) {
+ else if (f.exists() && f.open(IO_ReadOnly)) {
QString l;
QTextStream t(&f);
l = t.readLine();
@@ -1256,7 +1256,7 @@ static bool has_lav()
if (!lav_inited) {
lav_inited =1;
lav_file.setName("/proc/loadavg");
- lav_openok = lav_file.open( IO_ReadOnly );
+ lav_openok = lav_file.exists() && lav_file.open( IO_ReadOnly );
if (lav_openok)
lav_file.close();
}
@@ -1305,7 +1305,7 @@ QString laptop_portable::cpu_frequency() {
QFile cf("/proc/cpufreq");
bool haveProfile = false;
- if (cf.open(IO_ReadOnly)) {
+ if (cf.exists() && cf.open(IO_ReadOnly)) {
while (!cf.atEnd()) {
QString l;
cf.readLine(l, 500);
@@ -1320,7 +1320,7 @@ QString laptop_portable::cpu_frequency() {
}
if (haveProfile) {
QFile ci("/proc/cpuinfo");
- if (ci.open(IO_ReadOnly)) {
+ if (ci.exists() && ci.open(IO_ReadOnly)) {
while (!ci.atEnd()) {
QString l;
ci.readLine(l, 500);
@@ -1538,7 +1538,7 @@ get_acpi_list(char p, int *map, const char *dev, QStringList &list, int &index,
!(::access(name.latin1(), R_OK)==0 && ::acpi_helper_ok(0)))
continue;
QFile f(name);
- if (f.open(IO_ReadOnly)) {
+ if (f.exists() && f.open(IO_ReadOnly)) {
while (!f.atEnd() && i < MAP_SIZE) {
QString l;
f.readLine(l, 500);
@@ -1576,7 +1576,7 @@ get_acpi_list(char p, int *map, const char *dev, QStringList &list, int &index,
if (get_enable) {
name = QString("/proc/acpi/processor/")+dp->d_name+"/limit";
f.setName(name);
- if (f.open(IO_ReadOnly)) {
+ if (f.exists() && f.open(IO_ReadOnly)) {
while (!f.atEnd() && i < MAP_SIZE) {
QString l;
f.readLine(l, 500);
@@ -1619,7 +1619,7 @@ static int get_cpufreq_sysfs_state(QStringList &states, int &current, const QStr
// read current scaling policy
QFile f("/sys/devices/system/cpu/" + cpu + "/cpufreq/scaling_governor");
- if(!f.open(IO_ReadOnly) || f.atEnd())
+ if(!f.exists() || !f.open(IO_ReadOnly) || f.atEnd())
return CPUFREQ_NONE;
f.readLine(buffer, 256);
cur = buffer.stripWhiteSpace();
@@ -1628,7 +1628,7 @@ static int get_cpufreq_sysfs_state(QStringList &states, int &current, const QStr
// read available scaling policies
states.clear();
f.setName("/sys/devices/system/cpu/" + cpu + "/cpufreq/scaling_available_governors");
- if(!f.open(IO_ReadOnly))
+ if(!f.exists() || !f.open(IO_ReadOnly))
return CPUFREQ_NONE;
int count = 0;
if(!f.atEnd()) {
@@ -1654,7 +1654,7 @@ static int get_cpufreq_25_state(QStringList &states, int &current) {
states.clear();
QFile f("/proc/cpufreq");
- if (f.open(IO_ReadOnly)) {
+ if (f.exists() && f.open(IO_ReadOnly)) {
while (!f.atEnd()) {
QString l;
f.readLine(l, 1024);
@@ -1690,7 +1690,7 @@ static int get_cpufreq_24_state(QStringList &states, int &current, const QString
// current frequency
QFile f("/proc/sys/cpu/" + cpu + "/speed");
- if(!f.open(IO_ReadOnly) || f.atEnd())
+ if(!f.exists() || !f.open(IO_ReadOnly) || f.atEnd())
return CPUFREQ_NONE;
f.readLine(buffer, 16);
f.close();
@@ -1700,7 +1700,7 @@ static int get_cpufreq_24_state(QStringList &states, int &current, const QString
const char* files[] = { "max", "min" };
for(int i = 0; i <= 1; ++i) {
f.setName("/proc/sys/cpu/" + cpu + "/speed-" + files[i]);
- if(!f.open(IO_ReadOnly) || f.atEnd())
+ if(!f.exists() || !f.open(IO_ReadOnly) || f.atEnd())
return CPUFREQ_NONE;
f.readLine(buffer, 16);
f.close();
@@ -1905,7 +1905,7 @@ acpi_check_button(const char *prefix, QString &result)
if (::access(name.latin1(), R_OK)!=0)
continue;
QFile f(name);
- if (f.open(IO_ReadOnly)) {
+ if (f.exists() && f.open(IO_ReadOnly)) {
while (!f.atEnd()) {
QString l;
f.readLine(l, 500);
@@ -1972,7 +1972,7 @@ laptop_portable::get_button(LaptopButton l) // true if a button is pressed
}
if (!name.isEmpty()) {
QFile f(name);
- if (f.open(IO_ReadOnly)) {
+ if (f.exists() && f.open(IO_ReadOnly)) {
while (!f.atEnd()) {
QString l;
f.readLine(l, 500);
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-02 23:34:37 +0000