patch 7.4.1952

Problem:    Cscope interface does not support finding assignments.
Solution:   Add the "a" command. (ppettina, closes #882)

src/if_cscope.c

@@ -70,7 +70,7 @@ static cscmd_T	    cs_cmds[] =
     { "add",	cs_add,
 		N_("Add a new database"),     "add file|dir [pre-path] [flags]", 0 },
     { "find",	cs_find,
-		N_("Query for a pattern"),    "find c|d|e|f|g|i|s|t name", 1 },
+		N_("Query for a pattern"),    "find c|d|e|f|g|i|s|t|a name", 1 },
     { "help",	cs_help,
 		N_("Show this message"),      "help", 0 },
     { "kill",	cs_kill,
@@ -126,12 +126,12 @@ get_cscope_name(expand_T *xp UNUSED, int idx)
 	{
 	    const char *query_type[] =
 	    {
-		"c", "d", "e", "f", "g", "i", "s", "t", NULL
+		"c", "d", "e", "f", "g", "i", "s", "t", "a", NULL
 	    };
 
 	    /* Complete with query type of ":cscope find {query_type}".
-	     * {query_type} can be letters (c, d, ... t) or numbers (0, 1,
-	     * ..., 8) but only complete with letters, since numbers are
+	     * {query_type} can be letters (c, d, ... a) or numbers (0, 1,
+	     * ..., 9) but only complete with letters, since numbers are
 	     * redundant. */
 	    return (char_u *)query_type[idx];
 	}
@@ -791,6 +791,9 @@ cs_create_cmd(char *csoption, char *pattern)
     case '8' : case 'i' :
 	search = 8;
 	break;
+    case '9' : case 'a' :
+	search = 9;
+	break;
     default :
 	(void)EMSG(_("E561: unknown cscope search type"));
 	cs_usage_msg(Find);
@@ -1151,6 +1154,9 @@ cs_find_common(
     case '8' :
 	cmdletter = 'i';
 	break;
+    case '9' :
+	cmdletter = 'a';
+	break;
     default :
 	cmdletter = opt[0];
     }
@@ -1352,7 +1358,8 @@ cs_help(exarg_T *eap UNUSED)
 		       "       g: Find this definition\n"
 		       "       i: Find files #including this file\n"
 		       "       s: Find this C symbol\n"
-		       "       t: Find this text string\n"));
+		       "       t: Find this text string\n"
+		       "       a: Find assignments to this symbol\n"));
 
 	cmdp++;
     }

src/version.c

@@ -753,6 +753,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1952,
 /**/
     1951,
 /**/