Trepan-Debuggers · rocky · May 11, 2026 · May 11, 2026 · May 11, 2026
diff --git a/src/dir.c b/src/dir.c
@@ -1,5 +1,5 @@
 /* Directory hashing for GNU Make.
-Copyright (C) 1988-2020 Free Software Foundation, Inc.
+Copyright (C) 1988-2022 Free Software Foundation, Inc.
 This file is part of GNU Make.
 
 GNU Make is free software; you can redistribute it and/or modify it under the
@@ -12,12 +12,13 @@ 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, see <http://www.gnu.org/licenses/>.  */
+this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #include "makeint.h"
 #include "hash.h"
 #include "filedef.h"
 #include "dep.h"
+#include "debug.h"
 
 #ifdef  HAVE_DIRENT_H
 # include <dirent.h>
@@ -164,7 +165,7 @@ vms_hash (const char *name)
 
   while (*name)
     {
-      unsigned char uc = *name;
+      unsigned char uc = (unsigned char) *name;
       int g;
 #ifdef HAVE_CASE_INSENSITIVE_FS
       h = (h << 4) + (isupper (uc) ? tolower (uc) : uc);
@@ -221,6 +222,12 @@ vmsstat_dir (const char *name, struct stat *st)
 #endif /* _USE_STD_STAT */
 #endif /* VMS */
 
+/* Never have more than this many directories open at once.  */
+
+#define MAX_OPEN_DIRECTORIES 10
+
+static unsigned int open_directories = 0;
+
 /* Hash table of directories.  */
 
 #ifndef DIRECTORY_BUCKETS
@@ -251,9 +258,25 @@ struct directory_contents
 # endif
 #endif /* WINDOWS32 */
     struct hash_table dirfiles; /* Files in this directory.  */
+    unsigned long counter;      /* command_count value when last read. */
     DIR *dirstream;             /* Stream reading this directory.  */
   };
 
+static struct directory_contents *
+clear_directory_contents (struct directory_contents *dc)
+{
+  dc->counter = 0;
+  if (dc->dirstream)
+    {
+      --open_directories;
+      closedir (dc->dirstream);
+      dc->dirstream = 0;
+    }
+  hash_free (&dc->dirfiles, 1);
+
+  return NULL;
+}
+
 static unsigned long
 directory_contents_hash_1 (const void *key_0)
 {
@@ -331,7 +354,9 @@ static struct hash_table directory_contents;
 
 struct directory
   {
-    const char *name;                   /* Name of the directory.  */
+    const char *name;           /* Name of the directory.  */
+    unsigned long counter;      /* command_count value when last read.
+                                   Used for non-existent directories.  */
 
     /* The directory's contents.  This data may be shared by several
        entries in the hash table, which refer to the same directory
@@ -361,12 +386,6 @@ directory_hash_cmp (const void *x, const void *y)
 /* Table of directories hashed by name.  */
 static struct hash_table directories;
 
-/* Never have more than this many directories open at once.  */
-
-#define MAX_OPEN_DIRECTORIES 10
-
-static unsigned int open_directories = 0;
-
 
 /* Hash table of files in each directory.  */
 
@@ -501,6 +520,10 @@ dir_contents_file_exists_p (struct directory_contents *dir,
 {
   struct dirfile *df;
   struct dirent *d;
+#ifdef WINDOWS32
+  struct stat st;
+  int rehash = 0;
+#endif
 
   if (dir == 0 || dir->dirfiles.ht_vec == 0)
     /* The directory could not be stat'd or opened.  */
@@ -609,10 +632,8 @@ file_exists_p (const char *name)
   const char *slash;
 
 #ifndef NO_ARCHIVES
-  {
-    if (ar_name (name))
-      return ar_member_date (name) != (time_t) -1;
-  }
+  if (ar_name (name))
+    return ar_member_date (name) != (time_t) -1;
 #endif
 
   dirend = strrchr (name, '/');
@@ -831,8 +852,6 @@ print_dir_data_base (void)
 
 /* Hooks for globbing.  */
 
-#include <glob.h>
-
 /* Structure describing state of iterating through a directory hash table.  */
 
 struct dirstream
@@ -923,17 +942,10 @@ read_dirstream (__ptr_t stream)
  * On MS-Windows, stat() "succeeds" for foo/bar/. where foo/bar is a
  * regular file; fix that here.
  */
-#if !defined(stat) && !defined(WINDOWS32) || defined(VMS)
-# ifndef VMS
+#if !defined(stat) && !defined(WINDOWS32)
 #  ifndef HAVE_SYS_STAT_H
 int stat (const char *path, struct stat *sbuf);
 #  endif
-# else
-    /* We are done with the fake stat.  Go back to the real stat */
-#   ifdef stat
-#     undef stat
-#   endif
-# endif
 # define local_stat stat
 #else
 static int
@@ -946,17 +958,10 @@ local_stat (const char *path, struct stat *buf)
 #endif
 
 /* Similarly for lstat.  */
-#if !defined(lstat) && !defined(WINDOWS32) || defined(VMS)
-# ifndef VMS
+#if !defined(lstat) && !defined(WINDOWS32)
 #  ifndef HAVE_SYS_STAT_H
 int lstat (const char *path, struct stat *sbuf);
 #  endif
-# else
-    /* We are done with the fake lstat.  Go back to the real lstat */
-#   ifdef lstat
-#     undef lstat
-#   endif
-# endif
 # define local_lstat lstat
 #elif defined(WINDOWS32)
 /* Windows doesn't support lstat().  */

diff --git a/src/getopt.c b/src/getopt.c
@@ -3,7 +3,7 @@ NOTE: getopt is now part of the C library, so if you don't know what
 "Keep this file name-space clean" means, talk to drepper@gnu.org
 before changing it!
 
-Copyright (C) 1987-2020 Free Software Foundation, Inc.
+Copyright (C) 1987-2022 Free Software Foundation, Inc.
 
 NOTE: The canonical source of this file is maintained with the GNU C Library.
 Bugs can be reported to bug-glibc@gnu.org.
@@ -18,7 +18,7 @@ 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, see <http://www.gnu.org/licenses/>.  */
+this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* This tells Alpha OSF/1 not to define a getopt prototype in <stdio.h>.
    Ditto for AIX 3.2 and <stdlib.h>.  */
@@ -40,12 +40,6 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <stdio.h>
 
-#ifdef _GNU_SOURCE
-# define ATTRIBUTE_UNUSED __attribute__((unused))
-#else
-# define ATTRIBUTE_UNUSED
-#endif
-
 /* Comment out all this code if we are using the GNU C Library, and are not
    actually compiling the library itself.  This code is part of the GNU C
    Library, but also included in many other GNU distributions.  Compiling
@@ -383,9 +377,7 @@ exchange (char **argv)
 static const char *_getopt_initialize (int, char *const *, const char *);
 #endif
 static const char *
-_getopt_initialize (int argc ATTRIBUTE_UNUSED,
-		    char *const *argv ATTRIBUTE_UNUSED,
-		    const char *optstring)
+_getopt_initialize (int argc, char *const *argv, const char *optstring)
 {
   /* Start processing options with ARGV-element 1 (since ARGV-element 0
      is the program name); the sequence of previously skipped
@@ -434,7 +426,7 @@ _getopt_initialize (int argc ATTRIBUTE_UNUSED,
 	      if (__getopt_nonoption_flags == NULL)
 		nonoption_flags_max_len = -1;
 	      else
-		memset (mempcpy (__getopt_nonoption_flags, orig_str, len),
+		memset (__mempcpy (__getopt_nonoption_flags, orig_str, len),
 			'\0', nonoption_flags_max_len - len);
 	    }
 	}
@@ -505,8 +497,7 @@ _getopt_initialize (int argc ATTRIBUTE_UNUSED,
 
 int
 _getopt_internal (int argc, char *const *argv, const char *optstring,
-                  const struct option *longopts,
-		  int *longind, int long_only)
+                  const struct option *longopts, int *longind, int long_only)
 {
   optarg = NULL;
 
@@ -665,7 +656,7 @@ _getopt_internal (int argc, char *const *argv, const char *optstring,
       if (ambig && !exact)
 	{
 	  if (opterr)
-	    fprintf (stderr, _("%s: option `%s' is ambiguous\n"),
+	    fprintf (stderr, _("%s: option '%s' is ambiguous\n"),
 		     argv[0], argv[optind]);
 	  nextchar += strlen (nextchar);
 	  optind++;
@@ -686,23 +677,21 @@ _getopt_internal (int argc, char *const *argv, const char *optstring,
 	      else
 		{
 		  if (opterr)
-		    {
-		      if (argv[optind - 1][1] == '-')
-			/* --option */
-			fprintf (stderr,
-				 _("%s: option `--%s' doesn't allow an argument\n"),
-				 argv[0], pfound->name);
-		      else
-			/* +option or -option */
-			fprintf (stderr,
-				 _("%s: option `%c%s' doesn't allow an argument\n"),
-				 argv[0], argv[optind - 1][0], pfound->name);
-
-		      nextchar += strlen (nextchar);
-
-		      optopt = pfound->val;
-		      return '?';
-		    }
+		   if (argv[optind - 1][1] == '-')
+		    /* --option */
+		    fprintf (stderr,
+		     _("%s: option '--%s' doesn't allow an argument\n"),
+		     argv[0], pfound->name);
+		   else
+		    /* +option or -option */
+		    fprintf (stderr,
+		     _("%s: option '%c%s' doesn't allow an argument\n"),
+		     argv[0], argv[optind - 1][0], pfound->name);
+
+		  nextchar += strlen (nextchar);
+
+		  optopt = pfound->val;
+		  return '?';
 		}
 	    }
 	  else if (pfound->has_arg == 1)
@@ -713,7 +702,7 @@ _getopt_internal (int argc, char *const *argv, const char *optstring,
 		{
 		  if (opterr)
 		    fprintf (stderr,
-			   _("%s: option `%s' requires an argument\n"),
+			   _("%s: option '%s' requires an argument\n"),
 			   argv[0], argv[optind - 1]);
 		  nextchar += strlen (nextchar);
 		  optopt = pfound->val;
@@ -742,11 +731,11 @@ _getopt_internal (int argc, char *const *argv, const char *optstring,
 	    {
 	      if (argv[optind][1] == '-')
 		/* --option */
-		fprintf (stderr, _("%s: unrecognized option `--%s'\n"),
+		fprintf (stderr, _("%s: unrecognized option '--%s'\n"),
 			 argv[0], nextchar);
 	      else
 		/* +option or -option */
-		fprintf (stderr, _("%s: unrecognized option `%c%s'\n"),
+		fprintf (stderr, _("%s: unrecognized option '%c%s'\n"),
 			 argv[0], argv[optind][0], nextchar);
 	    }
 	  nextchar = (char *) "";
@@ -756,7 +745,6 @@ _getopt_internal (int argc, char *const *argv, const char *optstring,
 	}
     }
 
-
   /* Look at and handle the next short option-character.  */
 
   {

diff --git a/src/getopt.h b/src/getopt.h
@@ -1,5 +1,5 @@
 /* Declarations for getopt.
-Copyright (C) 1989-2020 Free Software Foundation, Inc.
+Copyright (C) 1989-2022 Free Software Foundation, Inc.
 
 NOTE: The canonical source of this file is maintained with the GNU C Library.
 Bugs can be reported to bug-glibc@gnu.org.
@@ -14,7 +14,7 @@ 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, see <http://www.gnu.org/licenses/>.  */
+this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef _GETOPT_H
 #define _GETOPT_H 1

diff --git a/src/getopt1.c b/src/getopt1.c
@@ -1,5 +1,5 @@
 /* getopt_long and getopt_long_only entry points for GNU getopt.
-Copyright (C) 1987-1994, 1996-2020 Free Software Foundation, Inc.
+Copyright (C) 1987-1994, 1996-2022 Free Software Foundation, Inc.
 
 NOTE: The canonical source of this file is maintained with the GNU C Library.
 Bugs can be reported to bug-glibc@gnu.org.
@@ -14,7 +14,7 @@ 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, see <http://www.gnu.org/licenses/>.  */
+this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifdef HAVE_CONFIG_H
 #include <config.h>

diff --git a/src/gettext.h b/src/gettext.h
@@ -1,5 +1,5 @@
 /* Convenience header for conditional use of GNU <libintl.h>.
-Copyright (C) 1995-2020 Free Software Foundation, Inc.
+Copyright (C) 1995-2022 Free Software Foundation, Inc.
 This file is part of GNU Make.
 
 GNU Make is free software; you can redistribute it and/or modify it under the
@@ -12,7 +12,7 @@ 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, see <http://www.gnu.org/licenses/>.  */
+this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 #ifndef _LIBGETTEXT_H
 #define _LIBGETTEXT_H 1

diff --git a/src/git2cl b/src/git2cl
@@ -2,7 +2,7 @@
 
 # Copyright (C) 2007, 2008 Simon Josefsson <simon@josefsson.org>
 # Copyright (C) 2007 Luis Mondesi <lemsx1@gmail.com>
-# * calls git directly. To use it just: 
+# * calls git directly. To use it just:
 #   cd ~/Project/my_git_repo; git2cl > ChangeLog
 # * implements strptime()
 # * fixes bugs in $comment parsing
@@ -59,7 +59,7 @@ Thus, typically you would use it as follows:
 =head1 SEE ALSO
 
 Output format specification:
-    <http://www.gnu.org/prep/standards/html_node/Change-Logs.html>
+    <https://www.gnu.org/prep/standards/html_node/Change-Logs.html>
 
 =head1 AUTHORS
 
@@ -350,7 +350,7 @@ while (my $_l = <$fh>) {
 	$state = 1 if ($_l =~ m,^$, and $author and (@date+0>0));
     } elsif ($state == 1) {
         # * modifying our input text is a bad choice
-        #   let's make a copy of it first, then we remove spaces 
+        #   let's make a copy of it first, then we remove spaces
         # * if we meet a "merge branch" statement, we need to start
         #   over and find a real entry
         # Luis Mondesi <lemsx1@gmail.com>