parent
57bed7923e
commit
ad528bef17
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@ -1941,6 +1941,8 @@ static int run_program(fstream &logFile, int argc, char *argv[])
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RunOnceMutex rom = GetRunOnceMutex(already_running);
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#elif defined(__APPLE__)
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CheckAppWithSameBundleID(already_running);
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#elif defined(__linux__)
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RunningInstanceCheck(already_running);
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#endif
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if (!already_running) {
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@ -27,8 +27,70 @@
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#include <locale.h>
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#include "platform.hpp"
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#ifdef __linux__
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#include <sys/socket.h>
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#include <string.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <sys/un.h>
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#endif
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using namespace std;
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#ifdef __linux__
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void RunningInstanceCheck(bool &already_running)
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{
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int uniq = socket(AF_LOCAL, SOCK_DGRAM | SOCK_CLOEXEC, 0);
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if (uniq == -1) {
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blog(LOG_ERROR,
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"Failed to check for running instance, socket: %d", errno);
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already_running = 0;
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return;
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}
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struct sockaddr_un bindInfo;
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memset(&bindInfo, 0, sizeof(sockaddr_un));
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bindInfo.sun_family = AF_LOCAL;
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char *abstactSockName = NULL;
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asprintf(&abstactSockName, "%s %d %s", "/com/obsproject", getpid(),
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App()->GetVersionString().c_str());
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memmove(bindInfo.sun_path + 1, abstactSockName,
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strlen(abstactSockName));
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free(abstactSockName);
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int bindErr = bind(uniq, (struct sockaddr *)&bindInfo,
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sizeof(struct sockaddr_un));
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already_running = bindErr == 0 ? 0 : 1;
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if (already_running) {
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return;
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}
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FILE *fp = fopen("/proc/net/unix", "re");
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if (fp == NULL) {
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return;
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}
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char *line = NULL;
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size_t n = 0;
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int obsCnt = 0;
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while (getdelim(&line, &n, ' ', fp) != EOF) {
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line[strcspn(line, "\n")] = '\0';
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if (*line == '@') {
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if (strstr(line, "@/com/obsproject") != NULL) {
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++obsCnt;
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}
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}
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}
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already_running = obsCnt == 1 ? 0 : 1;
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free(line);
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fclose(fp);
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}
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#endif
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static inline bool check_path(const char *data, const char *path,
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string &output)
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{
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@ -70,3 +70,6 @@ void InstallNSApplicationSubclass();
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void disableColorSpaceConversion(QWidget *window);
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void CheckAppWithSameBundleID(bool &already_running);
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#endif
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#ifdef __linux__
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void RunningInstanceCheck(bool &already_running);
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#endif
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