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-rw-r--r--Makefile20
-rw-r--r--inc/jo_lowbat.hpp16
-rw-r--r--src/jo_lowbat.cpp93
-rw-r--r--src/main.cpp15
4 files changed, 77 insertions, 67 deletions
diff --git a/Makefile b/Makefile
index e4ab866..236d169 100644
--- a/Makefile
+++ b/Makefile
@@ -23,15 +23,15 @@ FSANITIZE = -fsanitize=address
CXX = g++
-OPTIMIZE = -O2
+OPTIMIZE = -O2
OPTIMIZE += -pipe
-CXXFLAGS = -Wall
+CXXFLAGS = -Wall
CXXFLAGS += -Wextra
CXXFLAGS += -Werror
CXXFLAGS += ${OPTIMIZE}
-#CXXFLAGS += ${DEBUG}
-#CXXFLAGS += ${FSANITIZE}
+# CXXFLAGS += ${DEBUG}
+# CXXFLAGS += ${FSANITIZE}
NAME = lowbat
@@ -41,13 +41,15 @@ RM = rm -rf
OS = $(shell uname -s)
ifeq ($(OS), Darwin)
PREFIX = /usr/local
+endif
+ifeq ($(OS), FreeBSD)
+ PREFIX = /usr/local
else
PREFIX = /usr
endif
MANPREFIX = $(PREFIX)/share/man
-
${OBJS_DIR}%.o: ${SRCS_DIR}%.cpp ${INCS_DIR}${INCS}
@${MKDIR} ${OBJS_DIR}
${CXX} -c ${CXXFLAGS} -I${INCS_DIR} -o $@ $<
@@ -56,17 +58,17 @@ ${TRGT_DIR}${NAME}: ${OBJS}
@${MKDIR} ${TRGT_DIR}
${CXX} ${CXXFLAGS} -o ${TRGT_DIR}${NAME} ${OBJS}
-all: ${TRGT_DIR}${NAME}
+all: ${TRGT_DIR}${NAME}
clean:
${RM} ${OBJS_DIR}
-fclean: clean
+fclean: clean
${RM} ${TRGT_DIR}
-re: fclean all
+re: fclean all
-install: all
+install: all
mkdir -p $(DESTDIR)$(PREFIX)/bin
cp -f bin/lowbat $(DESTDIR)$(PREFIX)/bin/
chmod 755 $(DESTDIR)$(PREFIX)/bin/lowbat
diff --git a/inc/jo_lowbat.hpp b/inc/jo_lowbat.hpp
index 7428c86..db7658d 100644
--- a/inc/jo_lowbat.hpp
+++ b/inc/jo_lowbat.hpp
@@ -6,21 +6,27 @@
using namespace std;
+enum retvals {
+ JO_RET_FINE,
+ JO_RET_MISS_DEP,
+ JO_RET_OPEN_FAILED,
+ JO_RET_NOTIFY_FAILED
+};
+
class Lowbat {
public:
- uint8_t jo_testAcpi(void);
uint8_t jo_testNotifySend(void);
uint8_t jo_testEspeak(void);
int jo_fetchBatlvl(void);
- int jo_fetchAcstat(void);
+ uint8_t jo_fetchAcstat(void);
int jo_notify(void);
int jo_speak(void);
- void jo_setMsg(const char *msg);
- static string jo_exec(const char*);
+ void jo_setMsg(const char *);
+ void jo_delMsg(void);
private:
string m_batlvl;
- string m_msg;
+ string *m_msg;
};
#endif
diff --git a/src/jo_lowbat.cpp b/src/jo_lowbat.cpp
index 26e3713..84905ea 100644
--- a/src/jo_lowbat.cpp
+++ b/src/jo_lowbat.cpp
@@ -1,5 +1,7 @@
#include <jo_lowbat.hpp>
#include <iostream>
+#include <fstream>
+#include <cstring>
#include <array>
#include <memory>
#include <algorithm>
@@ -7,69 +9,65 @@
using namespace std;
uint8_t
-Lowbat::jo_testAcpi(void) {
- if (system("which acpi > /dev/null 2>&1")) {
- cerr << "acpi is not installed. Please install it in order to run lowbat" << endl;
- return 1;
- }
- cout << "acpi is installed" << endl;
- return 0;
-}
-
-uint8_t
Lowbat::jo_testNotifySend(void) {
- if (system("which notify-send > /dev/null 2>&1")) {
+ if (system("type notify-send > /dev/null 2>&1")) {
cerr << "notify-send is not installed. Please install it in order to run lowbat" << endl;
- return 1;
+ return (1);
}
cout << "notify-send is installed" << endl;
- return 0;
+ return (0);
}
uint8_t
Lowbat::jo_testEspeak(void) {
- if (system("which espeak > /dev/null 2>&1")) {
+ if (system("type espeak > /dev/null 2>&1")) {
cerr << "espeak is not installed. Please install it in order to run --say option" << endl;
- return 1;
+ return (1);
}
cout << "espeak is installed" << endl;
- return 0;
+ return (0);
}
int
Lowbat::jo_fetchBatlvl(void) {
+ ifstream bat;
+
cout << "Fetching batlvl: ";
- m_batlvl = Lowbat::jo_exec("acpi | awk '{print $4}' | rev | cut -c 3- | rev");
+ bat.open("/sys/class/power_supply/BAT0/capacity");
+ if (!bat.is_open()) {
+ cerr << "Failed to open battery info file" << endl;
+ exit(JO_RET_OPEN_FAILED);
+ }
+ getline(bat, m_batlvl);
+ bat.close();
+ cout << m_batlvl << endl;
m_batlvl.erase(remove(m_batlvl.begin(), m_batlvl.end(), '\n'), m_batlvl.end());
cout << m_batlvl << "%" << endl;
- return stoi(m_batlvl);
+ return (stoi(m_batlvl));
}
-int
+uint8_t
Lowbat::jo_fetchAcstat(void) {
- int ret;
+ ifstream stat;
+ string l;
+ uint8_t ret;
cout << "Fetching acstat: ";
- ret = system("acpi | grep -q Discharging");
- if (ret != 0)
- cout << "Charging" << endl;
- else
- cout << "Discharging" << endl;
- return ret;
-}
-
-string
-Lowbat::jo_exec(const char* cmd) {
- array<char, 128> buffer;
- string result;
- unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
- if (!pipe) {
- throw runtime_error("popen() failed!");
- }
- while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
- result += buffer.data();
- }
- return result;
+ stat.open("/sys/class/power_supply/BAT0/status");
+ if (!stat.is_open()) {
+ cerr << "Failed to open battery info file" << endl;
+ exit(JO_RET_OPEN_FAILED);
+ }
+ getline(stat, l);
+ cout << l << endl;
+ if (!strcmp("Discharging", l.c_str())) {
+ ret = 0;
+ }
+ else {
+ ret = 1;
+ }
+ stat.close();
+ return (ret);
}
int
@@ -80,7 +78,7 @@ Lowbat::jo_notify(void) {
str += m_batlvl;
str += "%\" \"Please plug in computer\" -u critical -t 15000";
cout << "Notifying" << endl;
- return system(str.c_str());
+ return (system(str.c_str()));
}
int
@@ -88,13 +86,18 @@ Lowbat::jo_speak(void) {
string str;
str = "echo \"";
- str += m_msg;
+ str += m_msg->c_str();
str += "\" | espeak";
- cout << "Speaking: " << m_msg << endl;
- return system(str.c_str());
+ cout << "Speaking: " << m_msg->c_str() << endl;
+ return (system(str.c_str()));
}
void
Lowbat::jo_setMsg(const char *msg) {
- m_msg = msg;
+ m_msg = new string(msg);
+}
+
+void
+Lowbat::jo_delMsg(void) {
+ delete m_msg;
}
diff --git a/src/main.cpp b/src/main.cpp
index 54f8a0f..2452840 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -13,15 +13,11 @@ int main(int argc, const char *argv[]) {
uint8_t speaks;
speaks = 0;
- if (lowbat.jo_testAcpi()) {
- return 1;
- }
if (lowbat.jo_testNotifySend()) {
- return 2;
+ return (JO_RET_MISS_DEP);
}
if (argc > 2 && !strcmp(argv[1], "--say")) {
if (!lowbat.jo_testEspeak()) {
- lowbat.jo_setMsg(argv[2]);
speaks = 1;
}
}
@@ -29,9 +25,12 @@ int main(int argc, const char *argv[]) {
while (lowbat.jo_fetchBatlvl() < 15 && !lowbat.jo_fetchAcstat()) {
if (lowbat.jo_notify()) {
cerr << "Error: could not use notify-send" << endl;
- return 3;
+ return (JO_RET_NOTIFY_FAILED);
}
- if (speaks && lowbat.jo_speak()) {
+ if (speaks) {
+ lowbat.jo_setMsg(argv[2]);
+ lowbat.jo_speak();
+ lowbat.jo_delMsg();
cerr << "Error: could not use espeak" << endl;
}
cout << "Sleep for 20s" << endl;
@@ -40,5 +39,5 @@ int main(int argc, const char *argv[]) {
cout << "Sleep for 4m" << endl;
sleep_for(seconds(240));
}
- return 0;
+ return (JO_RET_FINE);
}
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