X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmini%2Fmini-posix.c;h=5e574b376097aac3209254f2a36a3c4a5211152f;hb=e68ef38c186896f71b899d9975e245f9124b79d8;hp=b423150d4d959d5454cfeb8113e8ebbf2b6b63ba;hpb=7f76306f79a62af3b6466c43558ff2de448d815c;p=mono.git diff --git a/mono/mini/mini-posix.c b/mono/mini/mini-posix.c index b423150d4d9..5e574b37609 100644 --- a/mono/mini/mini-posix.c +++ b/mono/mini/mini-posix.c @@ -39,7 +39,6 @@ #include #include #include -#include #include "mono/metadata/profiler.h" #include #include @@ -120,20 +119,6 @@ mono_runtime_cleanup_handlers (void) { } -#if !defined(PLATFORM_MACOSX) -pid_t -mono_runtime_syscall_fork (void) -{ - g_assert_not_reached(); - return 0; -} - -void -mono_gdb_render_native_backtraces (pid_t crashed_pid) -{ -} -#endif - #else static GHashTable *mono_saved_signal_handlers = NULL; @@ -842,78 +827,113 @@ mono_runtime_setup_stat_profiler (void) #endif -#if !defined(PLATFORM_MACOSX) -pid_t -mono_runtime_syscall_fork () -{ -#if defined(PLATFORM_ANDROID) - /* SYS_fork is defined to be __NR_fork which is not defined in some ndk versions */ - g_assert_not_reached (); - return 0; -#elif defined(SYS_fork) - return (pid_t) syscall (SYS_fork); +#endif /* defined(__native_client__) || defined(HOST_WATCHOS) */ + +#if defined(__native_client__) + +void +mono_gdb_render_native_backtraces (pid_t crashed_pid) +{ +} + #else - g_assert_not_reached (); - return 0; -#endif + +static gboolean +native_stack_with_gdb (pid_t crashed_pid, const char **argv, FILE *commands, char* commands_filename) +{ + gchar *gdb; + + gdb = g_find_program_in_path ("gdb"); + if (!gdb) + return FALSE; + + argv [0] = gdb; + argv [1] = "-batch"; + argv [2] = "-x"; + argv [3] = commands_filename; + argv [4] = "-nx"; + + fprintf (commands, "attach %ld\n", (long) crashed_pid); + fprintf (commands, "info threads\n"); + fprintf (commands, "thread apply all bt\n"); + + return TRUE; +} + + +static gboolean +native_stack_with_lldb (pid_t crashed_pid, const char **argv, FILE *commands, char* commands_filename) +{ + gchar *lldb; + + lldb = g_find_program_in_path ("lldb"); + if (!lldb) + return FALSE; + + argv [0] = lldb; + argv [1] = "--batch"; + argv [2] = "--source"; + argv [3] = commands_filename; + argv [4] = "--no-lldbinit"; + + fprintf (commands, "process attach --pid %ld\n", (long) crashed_pid); + fprintf (commands, "thread list\n"); + fprintf (commands, "thread backtrace all\n"); + fprintf (commands, "detach\n"); + fprintf (commands, "quit\n"); + + return TRUE; } void mono_gdb_render_native_backtraces (pid_t crashed_pid) { +#ifdef HAVE_EXECV const char *argv [10]; - char template_ [] = "/tmp/mono-lldb-commands.XXXXXX"; - char buf1 [128]; FILE *commands; - gboolean using_lldb = FALSE; + char commands_filename [] = "/tmp/mono-gdb-commands.XXXXXX"; - argv [0] = g_find_program_in_path ("gdb"); - if (argv [0] == NULL) { - argv [0] = g_find_program_in_path ("lldb"); - using_lldb = TRUE; - } + if (mkstemp (commands_filename) == -1) + return; - if (argv [0] == NULL) + commands = fopen (commands_filename, "w"); + if (!commands) { + unlink (commands_filename); return; + } - if (using_lldb) { - if (mkstemp (template_) == -1) - return; + memset (argv, 0, sizeof (char*) * 10); - commands = fopen (template_, "w"); +#if defined(PLATFORM_MACOSX) + if (native_stack_with_lldb (crashed_pid, argv, commands, commands_filename)) + goto exec; +#endif - fprintf (commands, "process attach --pid %ld\n", (long) crashed_pid); - fprintf (commands, "thread list\n"); - fprintf (commands, "thread backtrace all\n"); - fprintf (commands, "detach\n"); - fprintf (commands, "quit\n"); + if (native_stack_with_gdb (crashed_pid, argv, commands, commands_filename)) + goto exec; - fflush (commands); - fclose (commands); +#if !defined(PLATFORM_MACOSX) + if (native_stack_with_lldb (crashed_pid, argv, commands, commands_filename)) + goto exec; +#endif - argv [1] = "--source"; - argv [2] = template_; - argv [3] = 0; - } else { - argv [1] = "-ex"; - sprintf (buf1, "attach %ld", (long) crashed_pid); - argv [2] = buf1; - argv [3] = "--ex"; - argv [4] = "info threads"; - argv [5] = "--ex"; - argv [6] = "thread apply all bt"; - argv [7] = "--batch"; - argv [8] = "-nx"; - argv [9] = 0; - } + fprintf (stderr, "mono_gdb_render_native_backtraces not supported on this platform, unable to find gdb or lldb\n"); + + fclose (commands); + unlink (commands_filename); + return; +exec: + fclose (commands); execv (argv [0], (char**)argv); - if (using_lldb) - unlink (template_); + _exit (-1); +#else + fprintf (stderr, "mono_gdb_render_native_backtraces not supported on this platform\n"); +#endif // HAVE_EXECV } -#endif -#endif /* __native_client__ */ + +#endif /* defined(__native_client__) */ #if !defined (__MACH__)