Print ABI in backtraces.

This lets the stack tool figure out which toolchain to use
automatically.

Change-Id: Ia235d6904622423fe6fbc7b0315a1861e52a41ad

3 files changed, 18 insertions, 16 deletions

diff --git a/debuggerd/backtrace.cpp b/debuggerd/backtrace.cpp
index 50bc167..c4a2143 100644
--- a/debuggerd/backtrace.cpp
+++ b/debuggerd/backtrace.cpp
@@ -49,8 +49,9 @@ static void dump_process_header(log_t* log, pid_t pid) {
   struct tm tm;
   localtime_r(&t, &tm);
   char timestr[64];
+  _LOG(log, logtype::BACKTRACE, "\n\nABI: '%s'\n", ABI_STRING);
   strftime(timestr, sizeof(timestr), "%F %T", &tm);
-  _LOG(log, logtype::BACKTRACE, "\n\n----- pid %d at %s -----\n", pid, timestr);
+  _LOG(log, logtype::BACKTRACE, "\n----- pid %d at %s -----\n", pid, timestr);
 
   if (procname) {
     _LOG(log, logtype::BACKTRACE, "Cmd line: %s\n", procname);
diff --git a/debuggerd/tombstone.cpp b/debuggerd/tombstone.cpp
index 7482886..a58d9e5 100755
--- a/debuggerd/tombstone.cpp
+++ b/debuggerd/tombstone.cpp
@@ -58,21 +58,6 @@
 // Must match the path defined in NativeCrashListener.java
 #define NCRASH_SOCKET_PATH "/data/system/ndebugsocket"
 
-// Figure out the abi based on defined macros.
-#if defined(__arm__)
-#define ABI_STRING "arm"
-#elif defined(__aarch64__)
-#define ABI_STRING "arm64"
-#elif defined(__mips__)
-#define ABI_STRING "mips"
-#elif defined(__i386__)
-#define ABI_STRING "x86"
-#elif defined(__x86_64__)
-#define ABI_STRING "x86_64"
-#else
-#error "Unsupported ABI"
-#endif
-
 static bool signal_has_si_addr(int sig) {
   switch (sig) {
     case SIGBUS:
diff --git a/debuggerd/utility.h b/debuggerd/utility.h
index ee4f035..f2e2d29 100644
--- a/debuggerd/utility.h
+++ b/debuggerd/utility.h
@@ -21,6 +21,22 @@
 #include <stdbool.h>
 #include <sys/types.h>
 
+// Figure out the abi based on defined macros.
+#if defined(__arm__)
+#define ABI_STRING "arm"
+#elif defined(__aarch64__)
+#define ABI_STRING "arm64"
+#elif defined(__mips__)
+#define ABI_STRING "mips"
+#elif defined(__i386__)
+#define ABI_STRING "x86"
+#elif defined(__x86_64__)
+#define ABI_STRING "x86_64"
+#else
+#error "Unsupported ABI"
+#endif
+
+
 typedef struct {
     /* tombstone file descriptor */
     int tfd;