Magic number removal.

[open-adventure.git] / main.c

diff --git a/main.c b/main.c
index 7a6c6c868542fc55cbf0960bd02ce52f1bc1a161..ef7d392c882fe416f5cd5fff683bd9456642e615 100644 (file)
--- a/main.c
+++ b/main.c
@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1977, 2005 by Will Crowther and Don Woods
- * Copyright (c) 2017 by Eric S. Raymond
- * SPDX-License-Identifier: BSD-2-clause
+ * SPDX-FileCopyrightText: 1977, 2005 by Will Crowther and Don Woods
+ * SPDX-FileCopyrightText: 2017 by Eric S. Raymond
+ * SPDX-License-Identifier: BSD-2-Clause
  */
 
 #include <stdlib.h>
@@ -55,8 +55,13 @@ char *myreadline(const char *prompt)
      * logfiles for testing purposes.
      */
     /* Normal case - no script arguments */
-    if (settings.argc == 0)
-        return readline(prompt);
+    if (settings.argc == 0) {
+       char *ln = readline(prompt);
+       if (ln == NULL) {
+           fputs(prompt, stdout);
+       }
+        return ln;
+    }
 
     char *buf = malloc(LINESIZE + 1);
     for (;;) {
@@ -82,9 +87,9 @@ char *myreadline(const char *prompt)
         } else {
             char *ln = fgets(buf, LINESIZE, settings.scriptfp);
             if (ln != NULL) {
-                fputs(PROMPT, stdout);
+               fputs(prompt, stdout);
                 fputs(ln, stdout);
-                return ln;
+               return ln;
             }
         }
     }
@@ -1064,7 +1069,7 @@ static bool do_move(void)
 
     /* The easiest way to get killed is to fall into a pit in
      * pitch darkness. */
-    if (!FORCED(game.loc) && DARK(game.loc) && game.wzdark && PCT(35)) { // FIXME: magic number
+    if (!FORCED(game.loc) && DARK(game.loc) && game.wzdark && PCT(PIT_KILL_PROB)) {
         rspeak(PIT_FALL);
         game.oldlc2 = game.loc;
         croak();
@@ -1256,20 +1261,23 @@ int main(int argc, char *argv[])
     /*  Options. */
 
 #if defined ADVENT_AUTOSAVE
-    const char* opts = "l:oa:";
+    const char* opts = "dl:oa:";
     const char* usage = "Usage: %s [-l logfilename] [-o] [-a filename] [script...]\n";
     FILE *rfp = NULL;
     const char* autosave_filename = NULL;
 #elif !defined ADVENT_NOSAVE
-    const char* opts = "l:or:";
+    const char* opts = "dl:or:";
     const char* usage = "Usage: %s [-l logfilename] [-o] [-r restorefilename] [script...]\n";
     FILE *rfp = NULL;
 #else
-    const char* opts = "l:o";
+    const char* opts = "dl:o";
     const char* usage = "Usage: %s [-l logfilename] [-o] [script...]\n";
 #endif
     while ((ch = getopt(argc, argv, opts)) != EOF) {
         switch (ch) {
+       case 'd': // LCOV_EXCL_LINE
+           settings.debug +=1; // LCOV_EXCL_LINE
+           break; // LCOV_EXCL_LINE
         case 'l':
             settings.logfp = fopen(optarg, "w");
             if (settings.logfp == NULL)