update from main archive 960815 cvs/libc-960816

9 files changed, 228 insertions, 45 deletions

diff --git a/elf/ldd.sh.in b/elf/ldd.sh.in
index 82946fd535..78fda69d22 100644
--- a/elf/ldd.sh.in
+++ b/elf/ldd.sh.in
@@ -18,7 +18,7 @@ case $# in
   *) file="./$1" ;;
   esac
   if ${RTLD} --verify "$file"; then
-    LD_TRACE_LOADED_OBJECTS=1 exec "$file" && exit 1
+    LD_TRACE_LOADED_OBJECTS=1 exec ${RTLD} "$file" && exit 1
   else
     echo '	not a dynamic executable'
   fi
@@ -32,7 +32,7 @@ case $# in
     *) file="./$file" ;;
     esac
     if ${RTLD} --verify "$file"; then
-      LD_TRACE_LOADED_OBJECTS=1 "$file"
+      LD_TRACE_LOADED_OBJECTS=1 ${RTLD} "$file"
     else
       echo '	not a dynamic executable'
     fi
diff --git a/elf/rtld.c b/elf/rtld.c
index 308c2f4d6d..b8aa7311ab 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -126,10 +126,12 @@ dl_main (const ElfW(Phdr) *phdr,
   const ElfW(Phdr) *ph;
   struct link_map *l;
   int lazy;
-  enum { normal, list, verify } mode = normal;
+  enum { normal, list, verify, trace } mode;
   struct link_map **preloads;
   unsigned int npreloads;
 
+  mode = getenv ("LD_TRACE_LOADED_OBJECTS") != NULL ? trace : normal;
+
   if (*user_entry == (ElfW(Addr)) &_start)
     {
       /* Ho ho.  We are not the program interpreter!  We are the program
@@ -187,7 +189,22 @@ of this helper program; chances are you did not intend to run this program.\n",
       --_dl_argc;
       ++_dl_argv;
 
-      l = _dl_map_object (NULL, _dl_argv[0], lt_library);
+      if (mode == verify)
+	{
+	  void doit (void)
+	    {
+	      l = _dl_map_object (NULL, _dl_argv[0], lt_library);
+	    }
+	  const char *err_str = NULL;
+	  const char *obj_name __attribute__ ((unused));
+
+	  (void) _dl_catch_error (&err_str, &obj_name, doit);
+	  if (err_str != NULL)
+	    _exit (EXIT_FAILURE);
+	}
+      else
+	l = _dl_map_object (NULL, _dl_argv[0], lt_library);
+
       phdr = l->l_phdr;
       phent = l->l_phnum;
       l->l_name = (char *) "";
@@ -197,7 +214,7 @@ of this helper program; chances are you did not intend to run this program.\n",
     {
       /* Create a link_map for the executable itself.
 	 This will be what dlopen on "" returns.  */
-      l = _dl_new_object ((char *) "", "", lt_library);
+      l = _dl_new_object ((char *) "", "", lt_executable);
       l->l_phdr = phdr;
       l->l_phnum = phent;
       l->l_entry = *user_entry;
@@ -340,7 +357,7 @@ of this helper program; chances are you did not intend to run this program.\n",
 	}
     }
 
-  if (mode != normal || getenv ("LD_TRACE_LOADED_OBJECTS") != NULL)
+  if (mode != normal)
     {
       /* We were run just to list the shared libraries.  It is
 	 important that we do this before real relocation, because the
@@ -363,7 +380,7 @@ of this helper program; chances are you did not intend to run this program.\n",
 				" (0x", bp, ")\n", NULL);
 	  }
 
-      if (mode != normal)
+      if (mode != trace)
 	for (i = 1; i < _dl_argc; ++i)
 	  {
 	    const ElfW(Sym) *ref = NULL;
diff --git a/inet/ruserpass.c b/inet/ruserpass.c
index 74727585c8..cff9493b07 100644
--- a/inet/ruserpass.c
+++ b/inet/ruserpass.c
@@ -38,8 +38,9 @@ static char sccsid[] = "@(#)ruserpass.c	8.3 (Berkeley) 4/2/94";
 #include <sys/types.h>
 #include <sys/stat.h>
 
+#include <assert.h>
 #include <ctype.h>
-/*#include <err.h> */
+#include <err.h>
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -81,7 +82,7 @@ int
 ruserpass(host, aname, apass)
 	char *host, **aname, **apass;
 {
-	char *hdir, buf[BUFSIZ], *tmp;
+	char *hdir, *buf, *tmp;
 	char myname[1024], *mydomain;
 	int t, i, c, usedefault = 0;
 	struct stat stb;
@@ -89,11 +90,14 @@ ruserpass(host, aname, apass)
 	hdir = getenv("HOME");
 	if (hdir == NULL)
 		hdir = ".";
+
+	buf = alloca (strlen (hdir) + 8);
+
 	(void) sprintf(buf, "%s/.netrc", hdir);
 	cfile = fopen(buf, "r");
 	if (cfile == NULL) {
-/*		if (errno != ENOENT)
-			warn("%s", buf);*/
+		if (errno != ENOENT)
+			warn("%s", buf);
 		return (0);
 	}
 	if (gethostname(myname, sizeof(myname)) < 0)
@@ -113,13 +117,13 @@ next:
 				continue;
 			/*
 			 * Allow match either for user's input host name
-			 * or official hostname.  Also allow match of 
+			 * or official hostname.  Also allow match of
 			 * incompletely-specified host in local domain.
 			 */
 			if (strcasecmp(host, tokval) == 0)
 				goto match;
 /*			if (strcasecmp(hostname, tokval) == 0)
-				goto match; 
+				goto match;
 			if ((tmp = strchr(hostname, '.')) != NULL &&
 			    strcasecmp(tmp, mydomain) == 0 &&
 			    strncasecmp(hostname, tokval, tmp-hostname) == 0 &&
@@ -137,7 +141,7 @@ next:
 
 		case LOGIN:
 			if (token())
-				if (*aname == 0) { 
+				if (*aname == 0) {
 					*aname = malloc((unsigned) strlen(tokval) + 1);
 					(void) strcpy(*aname, tokval);
 				} else {
@@ -149,8 +153,8 @@ next:
 			if (strcmp(*aname, "anonymous") &&
 			    fstat(fileno(cfile), &stb) >= 0 &&
 			    (stb.st_mode & 077) != 0) {
-/*	warnx("Error: .netrc file is readable by others.");
-	warnx("Remove password or make file unreadable by others.");*/
+	warnx(_("Error: .netrc file is readable by others."));
+	warnx(_("Remove password or make file unreadable by others."));
 				goto bad;
 			}
 			if (token() && *apass == 0) {
@@ -177,7 +181,7 @@ next:
 			if (proxy) {
 				(void) fclose(cfile);
 				return (0);
-			} 
+			}
 			while ((c=getc(cfile)) != EOF && c == ' ' || c == '\t');
 			if (c == EOF || c == '\n') {
 				printf("Missing macdef name argument.\n");
@@ -234,7 +238,7 @@ next:
 #endif
 			break;
 		default:
-/*			warnx("Unknown .netrc keyword %s", tokval);*/
+			warnx(_("Unknown .netrc keyword %s"), tokval);
 			break;
 		}
 		goto done;
diff --git a/manual/libc.texinfo b/manual/libc.texinfo
index 8622e04fcb..a6553d617e 100644
--- a/manual/libc.texinfo
+++ b/manual/libc.texinfo
@@ -12,8 +12,8 @@
 
 @c sold 0.06/1.09, print run out 21may96
 @set EDITION 0.07 DRAFT
-@set VERSION 1.09 Beta
-@set UPDATED 21 May 1996
+@set VERSION 2.00 Beta
+@set UPDATED 16 Aug 1996
 @set ISBN 1-882114-53-1
 
 @ifinfo
diff --git a/manual/nss.texi b/manual/nss.texi
index cd1f4af0ec..45cbf46110 100644
--- a/manual/nss.texi
+++ b/manual/nss.texi
@@ -17,7 +17,7 @@ scheme @dfn{Name Service Switch} (NSS).
 
 Though the interface might be similar to Sun's version there is no
 common code.  We never saw any source code of Sun's implementation and
-so the internal interface are incompatible.  This is also manifest in the
+so the internal interface is incompatible.  This is also manifests in the
 file names we use as we will see later.
 
 
@@ -158,9 +158,9 @@ The second item in the specification gives the user much finer control
 on the lookup process.  Action items are placed between two service
 names and are written within brackets.  The general form is
 
-@smallexample
-[ @r{(}!@r{?} @var{status} = @var{action}@r{)+} ]
-@end smallexample
+@display
+@t{[} ( @t{!}? @var{status} @t{=} @var{action} )+ @t{]}
+@end display
 
 @noindent
 where
@@ -331,6 +331,21 @@ access them.  If a function is not available it is simply treated as if
 the function would return @code{unavail}
 (@pxref{Actions in the NSS configuration}).
 
+The file name @file{libnss_files.so.1} would be on a @w{Solaris 2}
+system @file{nss_files.so.1}.  This is the difference mentioned above.
+Sun's NSS modules are usable as modules which get indirectly loaded
+only.
+
+The NSS modules in the GNU C Library are prepared to be used as normal
+libraries itself.
+@comment Fix me if necessary.
+This is @emph{not} true in the moment, though.  But the different
+organization of the name space in the modules does not make it
+impossible like it is for Solaris.  Now you can see why the modules are
+still libraries.@footnote{There is a second explanation: we were too
+lazy to change the Makefiles to allow the generation of shared objects
+not starting with @file{lib} but do not tell this anybody.}
+
 
 @node NSS Modules Interface,  , NSS Module Names, NSS Module Internals
 @subsection The Interface of the Function in NSS Modules
diff --git a/manual/time.texi b/manual/time.texi
index c8ca7e8118..f439840170 100644
--- a/manual/time.texi
+++ b/manual/time.texi
@@ -624,7 +624,20 @@ time conversion (@pxref{Locales}).
 
 Ordinary characters appearing in the @var{template} are copied to the
 output string @var{s}; this can include multibyte character sequences.
-Conversion specifiers are introduced by a @samp{%} character, and are
+Conversion specifiers are introduced by a @samp{%} character.  Now can
+follow an optional flag which can be one of the following.  These flags
+only affect the output of numbers:
+
+@table @code
+@item _
+The number is padded with spaces.
+
+@item -
+The number is not padded at all.
+@end table
+
+The default action is to pad the number with zeros.  Following to the
+flag comes the format specifier.  The whole @samp{%} sequence is
 replaced in the output string as follows:
 
 @table @code
@@ -643,9 +656,29 @@ The full month name according to the current locale.
 @item %c
 The preferred date and time representation for the current locale.
 
+@item %C
+The century of the year.
+
 @item %d
 The day of the month as a decimal number (range @code{01} to @code{31}).
 
+@item %D
+The date using the format @code{%m/%d/%y}.
+
+This format is a GNU extension.
+
+@item %d
+The day of the month like with @code{%d}, but padded with blank (range
+@code{ 1} to @code{31}).
+
+This format is a GNU extension.
+
+@item %h
+The abbreviated month name according to the current locale.  The action
+is the same as for @code{%b}.
+
+This format is a GNU extension.
+
 @item %H
 The hour as a decimal number, using a 24-hour clock (range @code{00} to
 @code{23}).
@@ -657,19 +690,64 @@ The hour as a decimal number, using a 12-hour clock (range @code{01} to
 @item %j
 The day of the year as a decimal number (range @code{001} to @code{366}).
 
+@item %k
+The hour as a decimal number, using a 24-hour clock like @code{%H}, but
+padded with blank (range @code{ 0} to @code{23}).
+
+This format is a GNU extension.
+
+@item %l
+The hour as a decimal number, using a 12-hour clock like @code{%I}, but
+padded with blank (range @code{ 0} to @code{12}).
+
+This format is a GNU extension.
+
 @item %m
 The month as a decimal number (range @code{01} to @code{12}).
 
 @item %M
 The minute as a decimal number.
 
+@item %n
+A single @samp{\n} (newline) character.
+
+This format is a GNU extension.
+
 @item %p
 Either @samp{am} or @samp{pm}, according to the given time value; or the
 corresponding strings for the current locale.
 
+@item %r
+The time in decinal numbers using the format @code{%I:%M:%S %p}.
+
+This format is a GNU extension.
+
+@item %R
+The hour and minute in decimal numbers using the format @code{%H:%M}.
+
+This format is a GNU extension.
+
+@item %s
+The seconds since the epoch, i.e., 1 January 1970 00:00:00 UTC.  Note
+that this value is the number of seconds between the epoch and the
+current date as defined by the @code{localtime} system call.  It is not
+changed by the @code{--date} option.
+
+This format is a GNU extension.
+
 @item %S
 The second as a decimal number.
 
+@item %t
+A single @samp{\t} (tabulator) character.
+
+This format is a GNU extension.
+
+@item %T
+The time using decimal numbers using the format @code{%H:%M:%S}.
+
+This format is a GNU extension.
+
 @item %U
 The week number of the current year as a decimal number, starting with
 the first Sunday as the first day of the first week.  All days preceding
@@ -682,14 +760,14 @@ containing January 1 has four or more days in the new year it is
 considered to be week @code{1}.  Otherwise it is week @code{53} of the
 previous year.  This is standardized in @w{ISO 8601:1988}.
 
+@item %w
+The day of the week as a decimal number, Sunday being @code{0}.
+
 @item %W
 The week number of the current year as a decimal number, starting with
 the first Monday as the first day of the first week.  All days preceding
 the first Monday in the year are considered to be in week @code{0}.
 
-@item %w
-The day of the week as a decimal number, Sunday being @code{0}.
-
 @item %x
 The preferred date representation for the current locale, but without the
 time.
@@ -704,6 +782,12 @@ The year as a decimal number, but without a century (range @code{00} to
 @item %Y
 The year as a decimal number, including the century.
 
+@item %z
+@w{RFC 822}/@w{ISO 8601:1988} style numeric time zone (e.g., -0600 or
++0100), or nothing if no time zone is determinable.  This value reflects
+the @emph{current} time zone.  It is not changed by the @code{--date}
+option.
+
 @item %Z
 The time zone or name or abbreviation (empty if the time zone can't be
 determined).
diff --git a/misc/sys/select.h b/misc/sys/select.h
index 729ce7a988..42c3e3e363 100644
--- a/misc/sys/select.h
+++ b/misc/sys/select.h
@@ -42,7 +42,7 @@ struct timeval;
 typedef __fd_mask fd_mask;
 
 /* Representation of a set of file descriptors.  */
-#define	fd_set			__fd_set
+typedef __fd_set fd_set;
 
 /* Maximum number of file descriptors in `fd_set'.  */
 #define	FD_SETSIZE		__FD_SETSIZE
diff --git a/po/header.pot b/po/header.pot
index ea05c22466..db749fb132 100644
--- a/po/header.pot
+++ b/po/header.pot
@@ -1,4 +1,4 @@
-# SOME DESCRIPTIVE TITLE.
+# GNU libc message catalog of translations
 # Copyright (C) YEAR Free Software Foundation, Inc.
 # FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
 #
diff --git a/time/strftime.c b/time/strftime.c
index 38acc6478d..214f82f488 100644
--- a/time/strftime.c
+++ b/time/strftime.c
@@ -75,7 +75,11 @@ Cambridge, MA 02139, USA.  */
 #endif
 #endif
 
-static unsigned int week __P((const struct tm *const, int, int));
+/* Uncomment following line in the production version.  */
+/* #define NDEBUG */
+#include <assert.h>
+
+static unsigned int week __P ((const struct tm *const, int, int));
 
 
 #define	add(n, f)							      \
@@ -91,7 +95,7 @@ static unsigned int week __P((const struct tm *const, int, int));
 	    p += (n);							      \
 	  }								      \
     } while (0)
-#define	cpy(n, s)	add((n), memcpy((PTR) p, (PTR) (s), (n)))
+#define	cpy(n, s)	add ((n), memcpy((PTR) p, (PTR) (s), (n)))
 
 #ifdef _LIBC
 #define	fmt(n, args)	add((n), if (sprintf args != (n)) return 0)
@@ -187,8 +191,8 @@ strftime (s, maxsize, format, tp)
   size_t am_len = 3;
   size_t ap_len = 2;
 #endif
-  size_t wkday_len = strlen(f_wkday);
-  size_t month_len = strlen(f_month);
+  size_t wkday_len = strlen (f_wkday);
+  size_t month_len = strlen (f_month);
   const unsigned int y_week0 = week (tp, 0, 7);
   const unsigned int y_week1 = week (tp, 1, 7);
   const unsigned int y_week2 = week (tp, 1, 3);
@@ -228,10 +232,10 @@ strftime (s, maxsize, format, tp)
       const char *subfmt;
 
 #if HAVE_MBLEN
-      if (!isascii(*f))
+      if (!isascii (*f))
 	{
 	  /* Non-ASCII, may be a multibyte.  */
-	  int len = mblen(f, strlen(f));
+	  int len = mblen (f, strlen (f));
 	  if (len > 0)
 	    {
 	      cpy(len, f);
@@ -242,7 +246,7 @@ strftime (s, maxsize, format, tp)
 
       if (*f != '%')
 	{
-	  add(1, *p = *f);
+	  add (1, *p = *f);
 	  continue;
 	}
 
@@ -268,24 +272,24 @@ strftime (s, maxsize, format, tp)
 	{
 	case '\0':
 	case '%':
-	  add(1, *p = *f);
+	  add (1, *p = *f);
 	  break;
 
 	case 'a':
-	  cpy(aw_len, a_wkday);
+	  cpy (aw_len, a_wkday);
 	  break;
 
 	case 'A':
-	  cpy(wkday_len, f_wkday);
+	  cpy (wkday_len, f_wkday);
 	  break;
 
 	case 'b':
 	case 'h':		/* GNU extension.  */
-	  cpy(am_len, a_month);
+	  cpy (am_len, a_month);
 	  break;
 
 	case 'B':
-	  cpy(month_len, f_month);
+	  cpy (month_len, f_month);
 	  break;
 
 	case 'c':
@@ -392,7 +396,7 @@ strftime (s, maxsize, format, tp)
 	  break;
 
 	case 'p':
-	  cpy(ap_len, ampm);
+	  cpy (ap_len, ampm);
 	  break;
 
 	case 'R':		/* GNU extension.  */
@@ -406,17 +410,38 @@ strftime (s, maxsize, format, tp)
 	case 'S':
 	  DO_NUMBER (2, tp->tm_sec);
 
+	case 's':		/* GNU extension.  */
+	  {
+	    struct tm writable_tm = *tp;
+	    unsigned long int num = (unsigned long int) mktime (&writable_tm);
+	    /* `3 * sizeof (unsigned long int)' is an approximation of
+	       the size of the decimal representation of NUM, valid
+	       for sizes <= 16.  */
+	    int printed = 3 * sizeof (unsigned long int);
+	    maxdigits = printed;
+	    assert (sizeof (unsigned long int) <= 16);
+#ifdef _LIBC
+	    add (maxdigits, printed = sprintf (p, "%lu", num));
+#else
+	    add (maxdigits, sprintf (p, "%lu", num); printed = strlen (p));
+#endif
+	    /* Back up if fewer than MAXDIGITS chars written for pad_none.  */
+	    p -= maxdigits - printed;
+	    i -= maxdigits - printed;
+	  }
+	break;
+
 	case 'X':
 #ifdef _NL_CURRENT
 	  subfmt = _NL_CURRENT (LC_TIME, T_FMT);
 	  goto subformat;
 #endif
 	  /* Fall through.  */
-	case 'T':		/* GNU extenstion.  */
+	case 'T':		/* GNU extension.  */
 	  subfmt = "%H:%M:%S";
 	  goto subformat;
 
-	case 't':		/* GNU extenstion.  */
+	case 't':		/* GNU extension.  */
 	  add (1, *p = '\t');
 	  break;
 
@@ -442,8 +467,46 @@ strftime (s, maxsize, format, tp)
 	  cpy(zonelen, zone);
 	  break;
 
+	case 'z':
+	  {
+	    struct tm tml = *tp;
+	    time_t t = mktime (&tml);
+	    struct tm tmg;
+	    int diff;
+
+	    tml = *localtime (&t);	/* Canonicalize the local time.  */
+	    tmg = *gmtime (&t);
+
+	    /* Compute the difference.  */
+	    diff = tml.tm_min - tmg.tm_min;
+	    diff += 60 * (tml.tm_hour - tmg.tm_hour);
+
+	    if (tml.tm_mon != tmg.tm_mon)
+	      {
+		/* We assume no timezone differs from UTC by more than
+		   +- 23 hours.  This should be safe.  */
+		if (tmg.tm_mday == 1)
+		  tml.tm_mday = 0;
+		else /* tml.tm_mday == 1 */
+		  tmg.tm_mday = 0;
+	      }
+	    diff += 1440 * (tml.tm_mday - tmg.tm_mday);
+
+	    if (diff < 0)
+	      {
+		add (1, *p = '-');
+		diff = -diff;
+	      }
+	    else
+	      add (1, *p = '+');
+
+	    pad = pad_zero;
+	    DO_NUMBER (4, ((diff / 60) % 24) * 100 + diff % 60);
+	  }
+
 	default:
 	  /* Bad format.  */
+	  add (1, *p = *f);
 	  break;
 	}
     }