Add a bzip2 patch

https://sourceware.org/git/?p=bzip2.git;a=commit;h=8ca1faa31f396d94ab927b257f3a05236c84e330

Author: mal359

contrib/bzip2/bzip2.c

@@ -829,10 +829,9 @@ void mySignalCatcher ( IntNative n )
 static 
 void mySIGSEGVorSIGBUScatcher ( IntNative n )
 {
+   const char *msg;
    if (opMode == OM_Z)
-      fprintf ( 
-      stderr,
-      "\n%s: Caught a SIGSEGV or SIGBUS whilst compressing.\n"
+      msg = ": Caught a SIGSEGV or SIGBUS whilst compressing.\n"
       "\n"
       "   Possible causes are (most likely first):\n"
       "   (1) This computer has unreliable memory or cache hardware\n"
@@ -848,12 +847,9 @@ void mySIGSEGVorSIGBUScatcher ( IntNative n )
       "   bug report should have.  If the manual is available on your\n"
       "   system, please try and read it before mailing me.  If you don't\n"
       "   have the manual or can't be bothered to read it, mail me anyway.\n"
-      "\n",
-      progName );
-      else
-      fprintf ( 
-      stderr,
-      "\n%s: Caught a SIGSEGV or SIGBUS whilst decompressing.\n"
+      "\n";
+   else
+      msg = ": Caught a SIGSEGV or SIGBUS whilst decompressing.\n"
       "\n"
       "   Possible causes are (most likely first):\n"
       "   (1) The compressed data is corrupted, and bzip2's usual checks\n"
@@ -871,13 +867,25 @@ void mySIGSEGVorSIGBUScatcher ( IntNative n )
       "   bug report should have.  If the manual is available on your\n"
       "   system, please try and read it before mailing me.  If you don't\n"
       "   have the manual or can't be bothered to read it, mail me anyway.\n"
-      "\n",
-      progName );
-
-   showFileNames();
-   if (opMode == OM_Z)
-      cleanUpAndFail( 3 ); else
-      { cadvise(); cleanUpAndFail( 2 ); }
+      "\n";
+   write ( STDERR_FILENO, "\n", 1 );
+   write ( STDERR_FILENO, progName, strlen ( progName ) );
+   write ( STDERR_FILENO, msg, strlen ( msg ) );
+
+   msg = "\tInput file = ";
+   write ( STDERR_FILENO, msg, strlen (msg) );
+   write ( STDERR_FILENO, inName, strlen (inName) );
+   write ( STDERR_FILENO, "\n", 1 );
+   msg = "\tOutput file = ";
+   write ( STDERR_FILENO, msg, strlen (msg) );
+   write ( STDERR_FILENO, outName, strlen (outName) );
+   write ( STDERR_FILENO, "\n", 1 );
+
+   /* Don't call cleanupAndFail. If we ended up here something went
+      terribly wrong. Trying to clean up might fail spectacularly. */
+
+   if (opMode == OM_Z) setExit(3); else setExit(2);
+   _exit(exitValue);
 }