dtinfo: Resolve coverity warnings related to uninitialised members of classes

cde/programs/dtinfo/DtMmdb/StyleSheet/DocParser.C

@@ -47,7 +47,7 @@ static ostrstream& terminate(ostrstream& ost)
 #endif
 
 DocParser::DocParser(Resolver &r)
-: f_resolver(r),
+: f_resolver(r), f_ignoring_element(0),
 #if defined(SC3) || defined(__osf__)
   f_buffer(new char[DATA_BUF_SIZ]),
   f_output(f_buffer, DATA_BUF_SIZ)

cde/programs/dtinfo/DtMmdb/api/info_base.C

@@ -121,6 +121,10 @@ debug(cerr, base_ds);
           }
       end_try;
    }
+   
+#ifdef C_API
+   f_index_id = 0;
+#endif
 
    MESSAGE(cerr, form("info base %s in %s available.", base_name, base_dir));
 }

cde/programs/dtinfo/DtMmdb/btree/mmdb_btree.C

@@ -63,6 +63,8 @@ btree::btree(const char* store_name)
    btree_info.prefix = NULL;
    btree_info.lorder = 0;
 
+   key_DBT.data = 0;
+   key_DBT.size = 0;
 
    int mode = O_CREAT|O_RDWR;
 

cde/programs/dtinfo/DtMmdb/compression/code.C

@@ -51,7 +51,7 @@
 #include "compression/code.h"
 
 encoding_unit::encoding_unit(ostring* w, unsigned int f) :
-   word(w), freq(f), code(0)
+   word(w), freq(f), code(0), bits(0), leaf_htr_node(NULL)
 {
 }
 

cde/programs/dtinfo/DtMmdb/dti_cc/CC_Tokenizer.C

@@ -32,6 +32,7 @@ CC_Tokenizer::CC_Tokenizer( const CC_String &s )
   *((char *) memcpy(str_, s.data(), len) + len) = '\0';
   current_ptr = str_;
   touched = FALSE;
+  strtok_buf = 0;
 }
 
 

cde/programs/dtinfo/DtMmdb/dti_excs/Exception.C

@@ -40,7 +40,7 @@ char *Exception::g_next_avail = Exception::g_temp_space;
 // /////////////////////////////////////////////////////////////////
 
 Exception::Exception()
-: f_thrown(0), f_thrown_as_pointer(1), f_temporary(0), f_line(0)
+: f_thrown(0), f_thrown_as_pointer(1), f_temporary(0), f_line(0), f_file(NULL), f_previous_exception(NULL)
 {
   PRINTF (("Constructed Exception obj @ %p\n", this));
 }

cde/programs/dtinfo/DtMmdb/index/index.C

@@ -63,7 +63,7 @@ void c_index::init_persistent_info(persistent_info* x)
    set_mode(SWAP_ALLOWED, false);
 }
 
-c_index::c_index(c_code_t c_cd) : composite(c_cd)
+c_index::c_index(c_code_t c_cd) : composite(c_cd), v_inv_lists_hd(NULL)
 { 
    v_cmp_selector = 0;
 }

cde/programs/dtinfo/DtMmdb/index/mphf_index.C

@@ -62,6 +62,7 @@ mphf_index::mphf_index() : c_index(MPHF_INDEX_CODE), f_key_file_name(0)
 
    v_mphf = 0;
    v_inv_lists_hd = 0;
+   v_key_loc_pair_out = NULL;
 }
 
 void mphf_index::init_data_member(fast_mphf_handler* mp, 

cde/programs/dtinfo/DtMmdb/object/oid_t.C

@@ -109,6 +109,8 @@ oid_t::oid_t(const char* source, Boolean ascii_format, Boolean swap_order)
       }
    }
 
+   v_e_code = 0;
+
 /*
 MESSAGE(cerr, "constr oid_t using a string");
 debug(cerr, v_c_code);

cde/programs/dtinfo/DtMmdb/oliasdb/mark.C

@@ -51,7 +51,7 @@
 
 #include "oliasdb/mark.h"
 
-umark::umark() : mmdb_tuple(2, USER_MARK_CODE) 
+umark::umark() : mmdb_tuple(2, USER_MARK_CODE), mark_set_hd_ptr(NULL)
 {
 }
 

cde/programs/dtinfo/DtMmdb/oliasdb/mark_base.C

@@ -57,6 +57,7 @@
 mark_base::mark_base(user_base::rw_flag_t rw) : 
 	user_base(MARK_SPEC, rw)
 {
+   mark_set_hd = NULL;
 }
 
 
@@ -67,8 +68,10 @@ mark_base::mark_base( const char* base_dir,
                     ) : 
 	user_base(base_dir, base_nm, base_ds, MARK_SPEC, rw) 
 {
-   if ( checking_status != SUCC ) 
+   if ( checking_status != SUCC ) {
+      mark_set_hd = NULL;
       return;
+   }
 
    desc* ptr = first_desc_ptr;
 

cde/programs/dtinfo/DtMmdb/schema/object_dict.C

@@ -68,7 +68,7 @@ extern void schemarestart(FILE*);
 extern FILE *schemain;
 
 object_dict::object_dict() :
-   v_dict(desc_name_eq, desc_name_ls), v_desc_ptr(0)
+   v_dict(desc_name_eq, desc_name_ls), v_desc_ptr(0), v_last_desc_ptr(NULL)
 {
    v_db_path[0] = 0;
 }

cde/programs/dtinfo/DtMmdb/schema/store_desc.C

@@ -76,6 +76,8 @@ store_desc::store_desc(const char* name) : desc(name)
 
    if ( order_str == 0 )
       throw(stringException("machine type not supported"));
+
+   v_store_ptr = NULL;
 }
 
 store_desc::store_desc(int tp, const char* comment): 
@@ -95,6 +97,8 @@ store_desc::store_desc(int tp, const char* comment):
 
    if ( order_str == 0 )
       throw(stringException("machine type not supported"));
+
+   v_store_ptr = NULL;
 }
 
 store_desc::~store_desc()

cde/programs/dtinfo/DtMmdb/utility/xtime.C

@@ -59,6 +59,8 @@ xtime::xtime() :
 
 v_cpu_stamp(0), v_elapsed_stamp(0)
 {
+   memset(&v_time_regs, 0, sizeof(struct tms));
+   memset(&v_tv, 0, sizeof(struct timeval));
 }
 
 void xtime::stop(float &cpu_time, long &elp_time)