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From c0572cecbeadc8fe24c70c5c39d49210a39ac719 Mon Sep 17 00:00:00 2001
From: Timothy Gu <timothygu99@gmail.com>
Date: Tue, 30 Sep 2014 10:32:33 -0700
Subject: [PATCH 1/2] signals: safeguard the remaining usage of frequently
 missing signals

diff --git a/input.c b/input.c
index 117dfe8..465f0b9 100644
--- a/input.c
+++ b/input.c
@@ -532,9 +532,17 @@ rl_getc (stream)
 	 Otherwise (not EINTR), some error occurred, also signifying EOF. */
       if (errno != EINTR)
 	return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF);
-      else if (_rl_caught_signal == SIGHUP || _rl_caught_signal == SIGTERM)
+      else if (_rl_caught_signal == SIGTERM
+#if defined(SIGHUP)
+               || _rl_caught_signal == SIGHUP
+#endif
+              )
 	return (RL_ISSTATE (RL_STATE_READCMD) ? READERR : EOF);
-      else if (_rl_caught_signal == SIGINT || _rl_caught_signal == SIGQUIT)
+      else if (_rl_caught_signal == SIGINT
+#if defined(SIGQUIT)
+               || _rl_caught_signal == SIGQUIT
+#endif
+              )
         RL_CHECK_SIGNALS ();
 
       if (rl_signal_event_hook)
diff --git a/signals.c b/signals.c
index 61f02f9..7c921d6 100644
--- a/signals.c
+++ b/signals.c
@@ -216,7 +216,9 @@ _rl_handle_signal (sig)
       /* FALLTHROUGH */
 
     case SIGTERM:
+#if defined (SIGHUP)
     case SIGHUP:
+#endif
 #if defined (SIGTSTP)
     case SIGTSTP:
     case SIGTTOU:
@@ -426,7 +428,9 @@ rl_set_signals ()
 
       rl_maybe_set_sighandler (SIGINT, rl_signal_handler, &old_int);
       rl_maybe_set_sighandler (SIGTERM, rl_signal_handler, &old_term);
+#if defined (SIGHUP)
       rl_maybe_set_sighandler (SIGHUP, rl_signal_handler, &old_hup);
+#endif
 #if defined (SIGQUIT)
       rl_maybe_set_sighandler (SIGQUIT, rl_signal_handler, &old_quit);
 #endif
@@ -491,7 +495,9 @@ rl_clear_signals ()
 	 overhead */
       rl_maybe_restore_sighandler (SIGINT, &old_int);
       rl_maybe_restore_sighandler (SIGTERM, &old_term);
+#if defined (SIGHUP)
       rl_maybe_restore_sighandler (SIGHUP, &old_hup);
+#endif
 #if defined (SIGQUIT)
       rl_maybe_restore_sighandler (SIGQUIT, &old_quit);
 #endif
-- 
1.8.3.2


From 6896ffa4fc85bf0dfae58e69a860d2076c1d9fd2 Mon Sep 17 00:00:00 2001
From: Timothy Gu <timothygu99@gmail.com>
Date: Tue, 30 Sep 2014 17:16:32 -0700
Subject: [PATCH 2/2] Handle missing S_IS* macros more gracefully

diff --git a/colors.c b/colors.c
index 89d9035..ec19844 100644
--- a/colors.c
+++ b/colors.c
@@ -152,14 +152,22 @@ _rl_print_color_indicator (char *f)
         {
           colored_filetype = C_FILE;
 
+#if defined (S_ISUID)
           if ((mode & S_ISUID) != 0 && is_colored (C_SETUID))
             colored_filetype = C_SETUID;
-          else if ((mode & S_ISGID) != 0 && is_colored (C_SETGID))
+          else
+#endif
+#if defined (S_ISGID)
+          if ((mode & S_ISGID) != 0 && is_colored (C_SETGID))
             colored_filetype = C_SETGID;
-          else if (is_colored (C_CAP) && 0) //f->has_capability)
+          else
+#endif
+          if (is_colored (C_CAP) && 0) //f->has_capability)
             colored_filetype = C_CAP;
+#if defined(S_IXUGO)
           else if ((mode & S_IXUGO) != 0 && is_colored (C_EXEC))
             colored_filetype = C_EXEC;
+#endif
           else if ((1 < astat.st_nlink) && is_colored (C_MULTIHARDLINK))
             colored_filetype = C_MULTIHARDLINK;
         }
@@ -173,8 +181,10 @@ _rl_print_color_indicator (char *f)
             colored_filetype = C_STICKY_OTHER_WRITABLE;
           else
 #endif
+#if defined (S_IWOTH)
           if ((mode & S_IWOTH) != 0 && is_colored (C_OTHER_WRITABLE))
             colored_filetype = C_OTHER_WRITABLE;
+#endif
 #if defined (S_ISVTX)
           else if ((mode & S_ISVTX) != 0 && is_colored (C_STICKY))
             colored_filetype = C_STICKY;
diff --git a/colors.h b/colors.h
index fc926e5..e62edd0 100644
--- a/colors.h
+++ b/colors.h
@@ -96,7 +96,7 @@ enum indicator_no
   };
 
 
-#if !S_IXUGO
+#if !S_IXUGO && defined(S_IXUSR) && defined(S_IXGRP) && defined(S_IXOTH)
 # define S_IXUGO (S_IXUSR | S_IXGRP | S_IXOTH)
 #endif
 
diff --git a/posixstat.h b/posixstat.h
index 3eb7f29..854a2c9 100644
--- a/posixstat.h
+++ b/posixstat.h
@@ -78,30 +78,44 @@
 
 #if defined (S_IFBLK) && !defined (S_ISBLK)
 #define	S_ISBLK(m)	(((m)&S_IFMT) == S_IFBLK)	/* block device */
+#elif !defined (S_IFBLK)
+#define S_ISBLK(m)	0
 #endif
 
 #if defined (S_IFCHR) && !defined (S_ISCHR)
 #define	S_ISCHR(m)	(((m)&S_IFMT) == S_IFCHR)	/* character device */
+#elif !defined (S_IFCHR)
+#define S_ISCHR(m)	0
 #endif
 
 #if defined (S_IFDIR) && !defined (S_ISDIR)
 #define	S_ISDIR(m)	(((m)&S_IFMT) == S_IFDIR)	/* directory */
+#elif !defined (S_IFDIR)
+#define S_ISDIR(m)	0
 #endif
 
 #if defined (S_IFREG) && !defined (S_ISREG)
 #define	S_ISREG(m)	(((m)&S_IFMT) == S_IFREG)	/* file */
+#elif !defined (S_IFREG)
+#define S_ISREG(m)	0
 #endif
 
 #if defined (S_IFIFO) && !defined (S_ISFIFO)
 #define	S_ISFIFO(m)	(((m)&S_IFMT) == S_IFIFO)	/* fifo - named pipe */
+#elif !defined (S_IFIFO)
+#define S_ISFIFO(m)	0
 #endif
 
 #if defined (S_IFLNK) && !defined (S_ISLNK)
 #define	S_ISLNK(m)	(((m)&S_IFMT) == S_IFLNK)	/* symbolic link */
+#elif !defined (S_IFLNK)
+#define S_ISLNK(m)	0
 #endif
 
 #if defined (S_IFSOCK) && !defined (S_ISSOCK)
 #define	S_ISSOCK(m)	(((m)&S_IFMT) == S_IFSOCK)	/* socket */
+#elif !defined (S_IFSOCK)
+#define S_ISSOCK(m)	0
 #endif
 
 /*
@@ -137,6 +151,8 @@
 /* These are non-standard, but are used in builtins.c$symbolic_umask() */
 #define S_IRUGO		(S_IRUSR | S_IRGRP | S_IROTH)
 #define S_IWUGO		(S_IWUSR | S_IWGRP | S_IWOTH)
+#if defined(S_IXUSR) && defined(S_IXGRP) && defined(S_IXOTH)
 #define S_IXUGO		(S_IXUSR | S_IXGRP | S_IXOTH)
+#endif
 
 #endif /* _POSIXSTAT_H_ */
-- 
1.8.3.2