129 lines
2.6 KiB
C++
129 lines
2.6 KiB
C++
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#include <algorithm>
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#include <cctype>
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#include <fstream>
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#include <iostream>
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#include <memory>
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#include <stdexcept>
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#include <sstream>
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#include <string>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <vector>
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using namespace std;
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class DATA {
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public:
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string loc = "";
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string script = "";
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string name = "";
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bool disabled = false;
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};
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static inline void trim(string &s) {
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s.erase(s.begin(), find_if(s.begin(), s.end(), [](unsigned char ch) {
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return !isspace(ch);
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}));
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s.erase(find_if(s.rbegin(), s.rend(), [](unsigned char ch) {
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return !isspace(ch);
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}).base(), s.end());
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}
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string exec(const char* cmd) {
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array<char, 128> buffer;
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string result;
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unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
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if (!pipe) {
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throw runtime_error("popen() failed!");
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}
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while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
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result += buffer.data();
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}
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trim(result);
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return result;
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}
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const int DATALEN = 2;
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void splitData(string str, DATA &data) {
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stringstream ssin(str);
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while (ssin.good()) {
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if (data.loc.length() == 0) {
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ssin >> data.loc;
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continue;
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}
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if (data.script.length() > 0)
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data.loc += " " + data.script;
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ssin >> data.script;
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}
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if (data.loc[0] == '~')
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data.loc = getenv("HOME") + data.loc.substr(1);
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string cmd = "cd \"" + data.loc + "\" && cut -d \"=\" -f 2 <<< $(npm run env | grep npm_package_name)";
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data.name = exec(cmd.c_str());
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}
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void loadfile(vector<DATA> &scripts) {
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ifstream infile("scripts");
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string line;
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int linenum = 0;
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while (getline(infile, line)) {
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linenum++;
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istringstream iss(line);
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string str = iss.str();
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if (str.length() == 0)
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continue;
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DATA data;
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if (str[0] == '#') {
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data.disabled = true;
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str = str.substr(1);
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}
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splitData(str, data);
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if (data.loc.length() == 0 || data.script.length() == 0 || data.name.length() == 0) {
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cout << "WARNING: skipping line " << linenum << endl;
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continue;
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}
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scripts.push_back(data);
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}
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}
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int main() {
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vector<DATA> scripts;
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loadfile(scripts);
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for (int i = 0; i < scripts.size(); i++) {
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DATA data = scripts.at(i);
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}
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struct stat sb;
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time_t mtime = 0;
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while (true) {
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stat("scripts", &sb);
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if (sb.st_mtime > mtime) {
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mtime = sb.st_mtime;
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cout << "modified" << endl;
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}
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sleep(1);
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}
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return 0;
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} |