From 0ff825e0e6fe5fc7238e3964d24779a07cb53518 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Wed, 14 May 2014 14:24:34 +0200
Subject: Split miav server and client apart. Port client to Qt4. Replace
 libraw1994 with libiec61883. Add unit tests for multiplexer and fix some bugs
 in it.

---
 src/daemon.cc | 75 ++++++++++++++++++++++++++++++-----------------------------
 1 file changed, 38 insertions(+), 37 deletions(-)

(limited to 'src/daemon.cc')

diff --git a/src/daemon.cc b/src/daemon.cc
index f5ebe41..84ad8d9 100644
--- a/src/daemon.cc
+++ b/src/daemon.cc
@@ -45,7 +45,7 @@ Daemon::Daemon()
 Daemon::~Daemon()
 {}
 
-int Daemon::run(const char *user, const char* group)
+int Daemon::run(const char *user, const char* group, bool foreground)
 {
   int f;
   int fd;
@@ -75,44 +75,45 @@ int Daemon::run(const char *user, const char* group)
   if(chdir("/") == -1) fprintf(stderr, "Could not chdir to '/'.\n");
   umask(0);
 
-  f = fork();
-  switch(f) {
-  case -1: // Fork error
-    perror("Fork in daemon.cc");
-    return 1;
-
-  case 0:  // Forked child
-    // Switch to given group
-    if(setgid(gid) != 0) {
-      fprintf(stderr, "Failed to change to group \"%s\" (gid: %d), quitting.\n", group, gid);
-      perror("");
-      fprintf(stderr, "Runnning daemon as current group\n");
-    }
-    
-    // Switch to given user
-    if(setuid(uid) != 0) {
-      fprintf(stderr, "Failed to change to user \"%s\" (uid: %d), quitting.\n", user, uid);
-      perror("");
-      fprintf(stderr, "Runnning daemon as current user\n");
+  if(!foreground) {
+    f = fork();
+    switch(f) {
+    case -1: // Fork error
+      perror("Fork in daemon.cc");
+      return 1;
+    case 0:  // Forked child
+      break;
+    default: // Parent
+      return 0;
     }
-    
-    // Redirect stdin, stdout and stderr to /dev/null
-    fd = open("/dev/null", O_NOCTTY | O_RDWR, 0666);
+  }
 
-    dup2(0, fd);
-    dup2(1, fd);
-    dup2(2, fd);
+  // Switch to given group
+  if(setgid(gid) != 0) {
+    fprintf(stderr, "Failed to change to group \"%s\" (gid: %d), quitting.\n", group, gid);
+    perror("");
+    fprintf(stderr, "Runnning daemon as current group\n");
+  }
+  
+  // Switch to given user
+  if(setuid(uid) != 0) {
+    fprintf(stderr, "Failed to change to user \"%s\" (uid: %d), quitting.\n", user, uid);
+    perror("");
+    fprintf(stderr, "Runnning daemon as current user\n");
+  }
+  
+  // Redirect stdin, stdout and stderr to /dev/null
+  fd = open("/dev/null", O_NOCTTY | O_RDWR, 0666);
+  
+  dup2(0, fd);
+  dup2(1, fd);
+  dup2(2, fd);
     
-    setsid();
-
-    signal (SIGTERM, SIG_IGN);
-    signal (SIGINT, SIG_IGN);
-    signal (SIGHUP, SIG_IGN);
+  setsid();
 
-    return daemon_main();
-
-  default: // Parent
-    // exit(0);
-    return 0;
-  }
+  signal (SIGTERM, SIG_IGN);
+  if(!foreground) signal (SIGINT, SIG_IGN);
+  signal (SIGHUP, SIG_IGN);
+  
+  return daemon_main();
 }
-- 
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