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fix: restart-interval

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This commit is contained in:
Alex 2020-05-24 21:33:38 +02:00
parent 49ae944d65
commit 7b4ded306b
2 changed files with 22 additions and 20 deletions
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11
include/util/command.hpp
View File

@ -1,9 +1,10 @@
#pragma once
#include <giomm.h>
#include <sys/wait.h>
#include <spdlog/spdlog.h>
#include <sys/wait.h>
#include <unistd.h>
#include <array>
namespace waybar::util::command {
@ -51,7 +52,7 @@ inline int close(FILE* fp, pid_t pid) {
return stat;
}
inline FILE* open(const std::string cmd, int& pid) {
inline FILE* open(const std::string& cmd, int& pid) {
if (cmd == "") return nullptr;
int fd[2];
pipe(fd);
@ -76,7 +77,7 @@ inline FILE* open(const std::string cmd, int& pid) {
return fdopen(fd[0], "r");
}
inline struct res exec(std::string cmd) {
inline struct res exec(const std::string& cmd) {
int pid;
auto fp = command::open(cmd, pid);
if (!fp) return {-1, ""};
@ -85,7 +86,7 @@ inline struct res exec(std::string cmd) {
return {WEXITSTATUS(stat), output};
}
inline struct res execNoRead(std::string cmd) {
inline struct res execNoRead(const std::string& cmd) {
int pid;
auto fp = command::open(cmd, pid);
if (!fp) return {-1, ""};
@ -93,7 +94,7 @@ inline struct res execNoRead(std::string cmd) {
return {WEXITSTATUS(stat), ""};
}
inline int32_t forkExec(std::string cmd) {
inline int32_t forkExec(const std::string& cmd) {
if (cmd == "") return -1;
int32_t pid = fork();

15
src/modules/custom.cpp
View File

@ -50,7 +50,7 @@ void waybar::modules::Custom::continuousWorker() {
if (!fp_) {
throw std::runtime_error("Unable to open " + cmd);
}
thread_ = [&] {
thread_ = [this, cmd] {
char* buff = nullptr;
size_t len = 0;
bool restart = false;
@ -67,11 +67,16 @@ void waybar::modules::Custom::continuousWorker() {
}
if (config_["restart-interval"].isUInt()) {
restart = true;
pid_ = -1;
fp_ = util::command::open(cmd, pid_);
if (!fp_) {
throw std::runtime_error("Unable to open " + cmd);
}
} else {
thread_.stop();
return;
}
}
} else {
std::string output = buff;
// Remove last newline
@ -80,12 +85,8 @@ void waybar::modules::Custom::continuousWorker() {
}
output_ = {0, output};
dp.emit();
if (restart) {
pid_ = -1;
fp_ = util::command::open(cmd, pid_);
if (!fp_) {
throw std::runtime_error("Unable to open " + cmd);
}
if (restart) {
thread_.sleep_for(std::chrono::seconds(config_["restart-interval"].asUInt()));
}
};