on crash, read "maintainer.info" from directory which contained the file which crashed.
[enigma2.git] / main / bsod.cpp
index 42f8305..173a2cc 100644 (file)
@@ -65,6 +65,8 @@ static void addToLogbuffer(int level, const std::string &log)
 
 extern std::string getLogBuffer();
 
+#define INFOFILE "/maintainer.info"
+
 void bsodFatal()
 {
        char logfile[128];
@@ -72,6 +74,39 @@ void bsodFatal()
        FILE *f = fopen(logfile, "wb");
        
        std::string lines = getLogBuffer();
+       
+               /* find python-tracebacks, and extract "  File "-strings */
+       size_t start = 0;
+       
+       char crash_emailaddr[256] = CRASH_EMAILADDR;
+       char crash_component[256] = "enigma2";
+
+       while ((start = lines.find("\n  File \"", start)) != std::string::npos)
+       {
+               start += 9;
+               size_t end = lines.find("\"", start);
+               if (end == std::string::npos)
+                       break;
+               end = lines.rfind("/", end);
+               if (end == std::string::npos)
+                       break;
+               if (end - start >= (256 - strlen(INFOFILE)))
+                       continue;
+               char filename[256];
+               snprintf(filename, 256, "%s%s", lines.substr(start, end - start).c_str(), INFOFILE);
+               FILE *cf = fopen(filename, "r");
+               if (cf)
+               {
+                       fgets(crash_emailaddr, sizeof crash_emailaddr, cf);
+                       if (*crash_emailaddr && crash_emailaddr[strlen(crash_emailaddr)-1] == '\n')
+                               crash_emailaddr[strlen(crash_emailaddr)-1] = 0;
+
+                       fgets(crash_component, sizeof crash_component, cf);
+                       if (*crash_component && crash_component[strlen(crash_component)-1] == '\n')
+                               crash_component[strlen(crash_component)-1] = 0;
+                       fclose(cf);
+               }
+       }
 
        if (f)
        {
@@ -85,7 +120,7 @@ void bsodFatal()
 #ifdef ENIGMA2_CHECKOUT_ROOT
                fprintf(f, "enigma2 checked out from " ENIGMA2_CHECKOUT_ROOT "\n");
 #endif
-               fprintf(f, "please email this file to " CRASH_EMAILADDR "\n");
+               fprintf(f, "please email this file to %s\n", crash_emailaddr);
                std::string buffer = getLogBuffer();
                fwrite(buffer.c_str(), buffer.size(), 1, f);
                fclose(f);
@@ -134,14 +169,16 @@ void bsodFatal()
                p.clear();
        
                eRect usable_area = eRect(100, 70, my_dc->size().width() - 150, 100);
+               
+               char text[512];
+               snprintf(text, 512, "We are really sorry. Your Dreambox encountered "
+                       "a software problem, and needs to be restarted. "
+                       "Please send the logfile created in /hdd/ to %s.\n"
+                       "Your Dreambox restarts in 10 seconds!\n"
+                       "Component: %s",
+                       crash_emailaddr, crash_component);
        
-               p.renderText(usable_area, 
-                       "We are really sorry. Something happened "
-                       "which should not have happened, and "
-                       "resulted in a crash. If you want to help "
-                       "us in improving this situation, please send "
-                       "the logfile created in /hdd/ to " CRASH_EMAILADDR "."
-                       "Your receiver restarts in 10 seconds !", gPainter::RT_WRAP|gPainter::RT_HALIGN_LEFT);
+               p.renderText(usable_area, text, gPainter::RT_WRAP|gPainter::RT_HALIGN_LEFT);
        
                usable_area = eRect(100, 170, my_dc->size().width() - 180, my_dc->size().height() - 20);