File suse-nethack-misc.patch of Package vultures

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File suse-nethack-misc.patch of Package vultures

--- ../vultures-2.1.0.orig/nethack/doc/nethack.6
+++ ./nethack/doc/nethack.6
@@ -197,7 +197,7 @@
 supplies a directory which is to serve as the playground.
 It overrides the value from NETHACKDIR, HACKDIR,
 or the directory specified by the game administrator during compilation
-(usually /usr/games/lib/nethackdir).
+(usually /usr/share/games/nethack).
 This option is usually only useful to the game administrator.
 The playground must contain several auxiliary files such as help files,
 the list of top scorers, and a subdirectory
@@ -283,7 +283,7 @@
 .br
 MAILREADER	Replacement for default reader
 .br
-	(probably /bin/mail or /usr/ucb/mail).
+	(probably /usr/bin/mail).
 .br
 NETHACKDIR	Playground.
 .br
--- ../vultures-2.1.0.orig/nethack/util/recover.c
+++ ./nethack/util/recover.c
@@ -15,6 +15,12 @@
 #include "win32api.h"
 #endif
 
+#ifdef SECURE
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#endif
+
 #ifdef VMS
 extern int FDECL(vms_creat, (const char *,unsigned));
 extern int FDECL(vms_open, (const char *,int,unsigned));
@@ -106,15 +112,23 @@
 	}
 #if defined(SECURE) && !defined(VMS)
 	if (dir
-# ifdef HACKDIR
+# ifdef VAR_PLAYGROUND
+	        && strcmp(dir, VAR_PLAYGROUND)
+# else
+#  ifdef HACKDIR
 		&& strcmp(dir, HACKDIR)
-# endif
+#  endif 
+# endif /* VAR_PLAYGROUND */
 		) {
 		(void) setgid(getgid());
 		(void) setuid(getuid());
 	}
 #endif	/* SECURE && !VMS */
 
+#ifdef VAR_PLAYGROUND
+	if (!dir) dir = VAR_PLAYGROUND;
+#endif
+
 #ifdef HACKDIR
 	if (!dir) dir = HACKDIR;
 #endif
@@ -157,11 +171,19 @@
 #endif
 }
 
+#ifdef SECURE
+static uid_t save_uid = -1;
+#endif
+
 int
 open_levelfile(lev)
 int lev;
 {
 	int fd;
+#ifdef SECURE
+	struct stat level_stat;
+	uid_t uid;
+#endif
 
 	set_levelfile_name(lev);
 #if defined(MICRO) || defined(WIN32) || defined(MSDOS)
@@ -169,6 +191,21 @@
 #else
 	fd = open(lock, O_RDONLY, 0);
 #endif
+	/* Security check: does the user calling recover own the file? */
+#ifdef SECURE
+	if (fd != -1) {
+		uid = getuid();
+		if (fstat(fd, &level_stat) == -1) {
+			Fprintf(stderr, "No permission to stat level file %s.\n", lock);
+			return -1;
+		}
+		if (uid != 0 && level_stat.st_uid != uid) {
+			Fprintf(stderr, "You are not the owner of level file %s.\n", lock);
+			return -1;
+		}
+		save_uid = level_stat.st_uid;
+	}
+#endif
 	return fd;
 }
 
@@ -181,6 +218,13 @@
 	fd = open(savename, O_WRONLY | O_BINARY | O_CREAT | O_TRUNC, FCMASK);
 #else
 	fd = creat(savename, FCMASK);
+#endif
+
+#ifdef SECURE
+	if (fchown(fd, save_uid, -1) == -1) {
+		Fprintf(stderr, "could not chown %s to %i!\n", savename, 
+			save_uid);
+	}
 #endif
 	return fd;
 }
--- ../vultures-2.1.0.orig/nethack/src/cmd.c
+++ ./nethack/src/cmd.c
@@ -2133,6 +2133,16 @@
 	    readchar_queue = click_to_cmd(x, y, mod);
 	    sym = *readchar_queue++;
 	}
+
+	if(sym == 27) { /* ESC (generated by Alt-key) */
+#ifdef REDO
+		sym = in_doagain ? Getchar() : nh_poskey(&x, &y, &mod);
+#else
+		sym = Getchar();
+#endif
+		sym |= 0x80;
+	}
+
 	return((char) sym);
 }

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File suse-nethack-misc.patch of Package vultures

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