A flavor for the issues in MB-System

mb7k2ss.c:607:29: warning: ‘%4.4d’ directive writing between 4 and 11 bytes into a region of size between 0 and 1023 [-Wformat-overflow=]
    sprintf(output_file, "%s_%4.4d_sshi.mb71", lineroot, linenumber);
                             ^~~~~
mb7k2ss.c:607:4: note: ‘sprintf’ output between 16 and 1046 bytes into a destination of size 1024
    sprintf(output_file, "%s_%4.4d_sshi.mb71", lineroot, linenumber);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:605:29: warning: ‘%4.4d’ directive writing between 4 and 11 bytes into a region of size between 0 and 1023 [-Wformat-overflow=]
    sprintf(output_file, "%s_%4.4d_sslo.mb71", lineroot, linenumber);
                             ^~~~~
mb7k2ss.c:605:4: note: ‘sprintf’ output between 16 and 1046 bytes into a destination of size 1024
    sprintf(output_file, "%s_%4.4d_sslo.mb71", lineroot, linenumber);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:780:26: warning: ‘_ssswathplot.cmd’ directive writing 16 bytes into a region of size between 1 and 1024 [-Wformat-overflow=]
   sprintf(scriptfile, "%s_ssswathplot.cmd", file);
                          ^~~~~~~~~~~~~~~~
mb7k2ss.c:780:3: note: ‘sprintf’ output between 17 and 1040 bytes into a destination of size 1024
   sprintf(scriptfile, "%s_ssswathplot.cmd", file);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:777:26: warning: ‘_ssswathplot.cmd’ directive writing 16 bytes into a region of size between 1 and 1024 [-Wformat-overflow=]
   sprintf(scriptfile, "%s_ssswathplot.cmd", read_file);
                          ^~~~~~~~~~~~~~~~
mb7k2ss.c:777:3: note: ‘sprintf’ output between 17 and 1040 bytes into a destination of size 1024
   sprintf(scriptfile, "%s_ssswathplot.cmd", read_file);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:774:26: warning: ‘_ssswathplot.cmd’ directive writing 16 bytes into a region of size between 1 and 1024 [-Wformat-overflow=]
   sprintf(scriptfile, "%s_ssswathplot.cmd", lineroot);
                          ^~~~~~~~~~~~~~~~
mb7k2ss.c:774:3: note: ‘sprintf’ output between 17 and 1040 bytes into a destination of size 1024
   sprintf(scriptfile, "%s_ssswathplot.cmd", lineroot);
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1187:32: warning: ‘%4.4d’ directive writing between 4 and 11 bytes into a region of size between 0 and 1023 [-Wformat-overflow=]
       sprintf(output_file, "%s_%4.4d_sshi.mb71", lineroot, linenumber);
                                ^~~~~
mb7k2ss.c:1187:28: note: directive argument in the range [-2147483647, 2147483647]
       sprintf(output_file, "%s_%4.4d_sshi.mb71", lineroot, linenumber);
                            ^~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1187:7: note: ‘sprintf’ output between 16 and 1046 bytes into a destination of size 1024
       sprintf(output_file, "%s_%4.4d_sshi.mb71", lineroot, linenumber);
       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1185:32: warning: ‘%4.4d’ directive writing between 4 and 11 bytes into a region of size between 0 and 1023 [-Wformat-overflow=]
       sprintf(output_file, "%s_%4.4d_sslo.mb71", lineroot, linenumber);
                                ^~~~~
mb7k2ss.c:1185:28: note: directive argument in the range [-2147483647, 2147483647]
       sprintf(output_file, "%s_%4.4d_sslo.mb71", lineroot, linenumber);
                            ^~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1185:7: note: ‘sprintf’ output between 16 and 1046 bytes into a destination of size 1024
       sprintf(output_file, "%s_%4.4d_sslo.mb71", lineroot, linenumber);
       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1997:29: warning: ‘%s’ directive writing up to 1023 bytes into a region of size 1015 [-Wformat-overflow=]
  sprintf(command, "chmod +x %s", scriptfile);
                             ^~   ~~~~~~~~~~
mb7k2ss.c:1997:2: note: ‘sprintf’ output between 10 and 1033 bytes into a destination of size 1024
  sprintf(command, "chmod +x %s", scriptfile);
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1414:20: warning: ‘ttime_min_use’ may be used uninitialized in this function [-Wmaybe-uninitialized]
        ss_altitude = 0.5 * ssv_use * ttime_min_use;
        ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1172:57: warning: ‘rangelast’ may be used uninitialized in this function [-Wmaybe-uninitialized]
      if (range < rangethreshold && (activewaypoint == 0 || range > rangelast) &&
                                    ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
mb7k2ss.c:1431:7: warning: ‘ss_altitude’ may be used uninitialized in this function [-Wmaybe-uninitialized]
       mb7k2ss_get_flatbottom_table(verbose, nangle, angle_min, angle_max, navlon, navlat, ss_altitude, 0.0,
       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                                    table_angle, table_xtrack, table_ltrack, table_altitude, table_range,
                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
                                    &error);
                                    ~~~~~~~
mb7k2ss.c:1181:16: warning: ‘linenumber’ may be used uninitialized in this function [-Wmaybe-uninitialized]
      linenumber++;
      ~~~~~~~~~~^~