X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fcommand.h;h=0c153becd74ddd4b8f06681f7f9d6afe176ee017;hb=65190c89174ad703a008c89bfc70154dff12def0;hp=0c4a5eac5a0473ac167dc634f09d66f4cceea30e;hpb=8045778f61a3a4663d3b40361d2659b4d73d7a63;p=pspp-builds.git

diff --git a/src/language/command.h b/src/language/command.h
index 0c4a5eac..0c153bec 100644
--- a/src/language/command.h
+++ b/src/language/command.h
@@ -1,21 +1,18 @@
-/* PSPP - computes sample statistics.
+/* PSPP - a program for statistical analysis.
    Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
-   Written by Ben Pfaff <blp@gnu.org>.
 
-   This program is free software; you can redistribute it and/or
-   modify it under the terms of the GNU General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
 
-   This program is distributed in the hope that it will be useful, but
-   WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   General Public License for more details.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-   02110-1301, USA. */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #ifndef COMMAND_H
 #define COMMAND_H 1
@@ -27,14 +24,19 @@ enum cmd_result
   {
     /* Successful return values. */
     CMD_SUCCESS = 1,            /* Successfully parsed and executed. */
-    CMD_EOF,                    /* No commands left. */
-    CMD_QUIT,                   /* Requested exit. */
-    CMD_END_SUBLOOP,            /* End of INPUT PROGRAM. */
+    CMD_EOF = 2,                /* End of input. */
+    CMD_FINISH = 3,             /* FINISH was executed. */
+
+    /* Range of successful return values available for use
+       by agreement between a command and the caller of
+       cmd_parse(). */
+    CMD_PRIVATE_FIRST = 4,
+    CMD_PRIVATE_LAST = 127,
 
     /* Various kinds of failures. */
-    CMD_FAILURE,                /* Not executed at all. */
-    CMD_NOT_IMPLEMENTED,        /* Command not implemented. */
-    CMD_CASCADING_FAILURE       /* Serious error: don't continue. */
+    CMD_FAILURE = -1,           /* Not executed at all. */
+    CMD_NOT_IMPLEMENTED = -2,   /* Command not implemented. */
+    CMD_CASCADING_FAILURE = -3  /* Serious error: don't continue. */
   };
 
 bool cmd_result_is_success (enum cmd_result);
@@ -49,14 +51,21 @@ enum cmd_state
     CMD_STATE_FILE_TYPE         /* Inside FILE TYPE. */
   };
 
-#if HAVE_READLINE
-char **pspp_attempted_completion_function (const char *, int start, int end);
-#endif
+struct dataset;
+struct lexer;
+
+enum cmd_result cmd_parse_in_state (struct lexer *lexer, struct dataset *ds,
+				    enum cmd_state);
+
+enum cmd_result cmd_parse (struct lexer *lexer, struct dataset *ds);
+
+struct command;
+const char *cmd_complete (const char *, const struct command **);
 
-enum cmd_result cmd_parse (enum cmd_state);
+struct dataset;
 
 /* Prototype all the command functions. */
-#define DEF_CMD(STATES, FLAGS, NAME, FUNCTION) int FUNCTION (void);
+#define DEF_CMD(STATES, FLAGS, NAME, FUNCTION) int FUNCTION (struct lexer *, struct dataset *);
 #define UNIMPL_CMD(NAME, DESCRIPTION)
 #include "command.def"
 #undef DEF_CMD