libtool 258 KB
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          continue;
        }
      if (strncmp (argv[i], env_prepend_opt, env_prepend_opt_len) == 0)
        {
          if (argv[i][env_prepend_opt_len] == '=')
            {
              const char *p = argv[i] + env_prepend_opt_len + 1;
              lt_opt_process_env_prepend (p);
            }
          else if (argv[i][env_prepend_opt_len] == '\0' && i + 1 < argc)
            {
              lt_opt_process_env_prepend (argv[++i]); /* don't copy */
            }
          else
            lt_fatal ("%s missing required argument", env_prepend_opt);
          continue;
        }
      if (strncmp (argv[i], env_append_opt, env_append_opt_len) == 0)
        {
          if (argv[i][env_append_opt_len] == '=')
            {
              const char *p = argv[i] + env_append_opt_len + 1;
              lt_opt_process_env_append (p);
            }
          else if (argv[i][env_append_opt_len] == '\0' && i + 1 < argc)
            {
              lt_opt_process_env_append (argv[++i]); /* don't copy */
            }
          else
            lt_fatal ("%s missing required argument", env_append_opt);
          continue;
        }
      if (strncmp (argv[i], ltwrapper_option_prefix, opt_prefix_len) == 0)
        {
          /* however, if there is an option in the LTWRAPPER_OPTION_PREFIX
             namespace, but it is not one of the ones we know about and
             have already dealt with, above (inluding dump-script), then
             report an error. Otherwise, targets might begin to believe
             they are allowed to use options in the LTWRAPPER_OPTION_PREFIX
             namespace. The first time any user complains about this, we'll
             need to make LTWRAPPER_OPTION_PREFIX a configure-time option
             or a configure.ac-settable value.
           */
          lt_fatal ("Unrecognized option in %s namespace: '%s'",
                    ltwrapper_option_prefix, argv[i]);
        }
      /* otherwise ... */
      newargz[++newargc] = xstrdup (argv[i]);
    }
  newargz[++newargc] = NULL;

  LTWRAPPER_DEBUGPRINTF     (("(main) lt_argv_zero : %s\n", (lt_argv_zero ? lt_argv_zero : "<NULL>")));
  for (i = 0; i < newargc; i++)
    {
      LTWRAPPER_DEBUGPRINTF (("(main) newargz[%d]   : %s\n", i, (newargz[i] ? newargz[i] : "<NULL>")));
    }

EOF

	    case $host_os in
	      mingw*)
		cat <<"EOF"
  /* execv doesn't actually work on mingw as expected on unix */
  rval = _spawnv (_P_WAIT, lt_argv_zero, (const char * const *) newargz);
  if (rval == -1)
    {
      /* failed to start process */
      LTWRAPPER_DEBUGPRINTF (("(main) failed to launch target \"%s\": errno = %d\n", lt_argv_zero, errno));
      return 127;
    }
  return rval;
EOF
		;;
	      *)
		cat <<"EOF"
  execv (lt_argv_zero, newargz);
  return rval; /* =127, but avoids unused variable warning */
EOF
		;;
	    esac

	    cat <<"EOF"
}

void *
xmalloc (size_t num)
{
  void *p = (void *) malloc (num);
  if (!p)
    lt_fatal ("Memory exhausted");

  return p;
}

char *
xstrdup (const char *string)
{
  return string ? strcpy ((char *) xmalloc (strlen (string) + 1),
			  string) : NULL;
}

const char *
base_name (const char *name)
{
  const char *base;

#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
  /* Skip over the disk name in MSDOS pathnames. */
  if (isalpha ((unsigned char) name[0]) && name[1] == ':')
    name += 2;
#endif

  for (base = name; *name; name++)
    if (IS_DIR_SEPARATOR (*name))
      base = name + 1;
  return base;
}

int
check_executable (const char *path)
{
  struct stat st;

  LTWRAPPER_DEBUGPRINTF (("(check_executable)  : %s\n",
			  path ? (*path ? path : "EMPTY!") : "NULL!"));
  if ((!path) || (!*path))
    return 0;

  if ((stat (path, &st) >= 0)
      && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
    return 1;
  else
    return 0;
}

int
make_executable (const char *path)
{
  int rval = 0;
  struct stat st;

  LTWRAPPER_DEBUGPRINTF (("(make_executable)   : %s\n",
			  path ? (*path ? path : "EMPTY!") : "NULL!"));
  if ((!path) || (!*path))
    return 0;

  if (stat (path, &st) >= 0)
    {
      rval = chmod (path, st.st_mode | S_IXOTH | S_IXGRP | S_IXUSR);
    }
  return rval;
}

/* Searches for the full path of the wrapper.  Returns
   newly allocated full path name if found, NULL otherwise
   Does not chase symlinks, even on platforms that support them.
*/
char *
find_executable (const char *wrapper)
{
  int has_slash = 0;
  const char *p;
  const char *p_next;
  /* static buffer for getcwd */
  char tmp[LT_PATHMAX + 1];
  int tmp_len;
  char *concat_name;

  LTWRAPPER_DEBUGPRINTF (("(find_executable)   : %s\n",
			  wrapper ? (*wrapper ? wrapper : "EMPTY!") : "NULL!"));

  if ((wrapper == NULL) || (*wrapper == '\0'))
    return NULL;

  /* Absolute path? */
#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
  if (isalpha ((unsigned char) wrapper[0]) && wrapper[1] == ':')
    {
      concat_name = xstrdup (wrapper);
      if (check_executable (concat_name))
	return concat_name;
      XFREE (concat_name);
    }
  else
    {
#endif
      if (IS_DIR_SEPARATOR (wrapper[0]))
	{
	  concat_name = xstrdup (wrapper);
	  if (check_executable (concat_name))
	    return concat_name;
	  XFREE (concat_name);
	}
#if defined (HAVE_DOS_BASED_FILE_SYSTEM)
    }
#endif

  for (p = wrapper; *p; p++)
    if (*p == '/')
      {
	has_slash = 1;
	break;
      }
  if (!has_slash)
    {
      /* no slashes; search PATH */
      const char *path = getenv ("PATH");
      if (path != NULL)
	{
	  for (p = path; *p; p = p_next)
	    {
	      const char *q;
	      size_t p_len;
	      for (q = p; *q; q++)
		if (IS_PATH_SEPARATOR (*q))
		  break;
	      p_len = q - p;
	      p_next = (*q == '\0' ? q : q + 1);
	      if (p_len == 0)
		{
		  /* empty path: current directory */
		  if (getcwd (tmp, LT_PATHMAX) == NULL)
		    lt_fatal ("getcwd failed");
		  tmp_len = strlen (tmp);
		  concat_name =
		    XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1);
		  memcpy (concat_name, tmp, tmp_len);
		  concat_name[tmp_len] = '/';
		  strcpy (concat_name + tmp_len + 1, wrapper);
		}
	      else
		{
		  concat_name =
		    XMALLOC (char, p_len + 1 + strlen (wrapper) + 1);
		  memcpy (concat_name, p, p_len);
		  concat_name[p_len] = '/';
		  strcpy (concat_name + p_len + 1, wrapper);
		}
	      if (check_executable (concat_name))
		return concat_name;
	      XFREE (concat_name);
	    }
	}
      /* not found in PATH; assume curdir */
    }
  /* Relative path | not found in path: prepend cwd */
  if (getcwd (tmp, LT_PATHMAX) == NULL)
    lt_fatal ("getcwd failed");
  tmp_len = strlen (tmp);
  concat_name = XMALLOC (char, tmp_len + 1 + strlen (wrapper) + 1);
  memcpy (concat_name, tmp, tmp_len);
  concat_name[tmp_len] = '/';
  strcpy (concat_name + tmp_len + 1, wrapper);

  if (check_executable (concat_name))
    return concat_name;
  XFREE (concat_name);
  return NULL;
}

char *
chase_symlinks (const char *pathspec)
{
#ifndef S_ISLNK
  return xstrdup (pathspec);
#else
  char buf[LT_PATHMAX];
  struct stat s;
  char *tmp_pathspec = xstrdup (pathspec);
  char *p;
  int has_symlinks = 0;
  while (strlen (tmp_pathspec) && !has_symlinks)
    {
      LTWRAPPER_DEBUGPRINTF (("checking path component for symlinks: %s\n",
			      tmp_pathspec));
      if (lstat (tmp_pathspec, &s) == 0)
	{
	  if (S_ISLNK (s.st_mode) != 0)
	    {
	      has_symlinks = 1;
	      break;
	    }

	  /* search backwards for last DIR_SEPARATOR */
	  p = tmp_pathspec + strlen (tmp_pathspec) - 1;
	  while ((p > tmp_pathspec) && (!IS_DIR_SEPARATOR (*p)))
	    p--;
	  if ((p == tmp_pathspec) && (!IS_DIR_SEPARATOR (*p)))
	    {
	      /* no more DIR_SEPARATORS left */
	      break;
	    }
	  *p = '\0';
	}
      else
	{
	  char *errstr = strerror (errno);
	  lt_fatal ("Error accessing file %s (%s)", tmp_pathspec, errstr);
	}
    }
  XFREE (tmp_pathspec);

  if (!has_symlinks)
    {
      return xstrdup (pathspec);
    }

  tmp_pathspec = realpath (pathspec, buf);
  if (tmp_pathspec == 0)
    {
      lt_fatal ("Could not follow symlinks for %s", pathspec);
    }
  return xstrdup (tmp_pathspec);
#endif
}

char *
strendzap (char *str, const char *pat)
{
  size_t len, patlen;

  assert (str != NULL);
  assert (pat != NULL);

  len = strlen (str);
  patlen = strlen (pat);

  if (patlen <= len)
    {
      str += len - patlen;
      if (strcmp (str, pat) == 0)
	*str = '\0';
    }
  return str;
}

static void
lt_error_core (int exit_status, const char *mode,
	       const char *message, va_list ap)
{
  fprintf (stderr, "%s: %s: ", program_name, mode);
  vfprintf (stderr, message, ap);
  fprintf (stderr, ".\n");
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  if (exit_status >= 0)
    exit (exit_status);
}
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void
lt_fatal (const char *message, ...)
{
  va_list ap;
  va_start (ap, message);
  lt_error_core (EXIT_FAILURE, "FATAL", message, ap);
  va_end (ap);
}
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void
lt_setenv (const char *name, const char *value)
{
  LTWRAPPER_DEBUGPRINTF (("(lt_setenv) setting '%s' to '%s'\n",
                          (name ? name : "<NULL>"),
                          (value ? value : "<NULL>")));
  {
#ifdef HAVE_SETENV
    /* always make a copy, for consistency with !HAVE_SETENV */
    char *str = xstrdup (value);
    setenv (name, str, 1);
#else
    int len = strlen (name) + 1 + strlen (value) + 1;
    char *str = XMALLOC (char, len);
    sprintf (str, "%s=%s", name, value);
    if (putenv (str) != EXIT_SUCCESS)
      {
        XFREE (str);
      }
#endif
  }
}
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char *
lt_extend_str (const char *orig_value, const char *add, int to_end)
{
  char *new_value;
  if (orig_value && *orig_value)
    {
      int orig_value_len = strlen (orig_value);
      int add_len = strlen (add);
      new_value = XMALLOC (char, add_len + orig_value_len + 1);
      if (to_end)
        {
          strcpy (new_value, orig_value);
          strcpy (new_value + orig_value_len, add);
        }
      else
        {
          strcpy (new_value, add);
          strcpy (new_value + add_len, orig_value);
        }
    }
  else
    {
      new_value = xstrdup (add);
    }
  return new_value;
}
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int
lt_split_name_value (const char *arg, char** name, char** value)
{
  const char *p;
  int len;
  if (!arg || !*arg)
    return 1;
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  p = strchr (arg, (int)'=');
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  if (!p)
    return 1;
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  *value = xstrdup (++p);
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  len = strlen (arg) - strlen (*value);
  *name = XMALLOC (char, len);
  strncpy (*name, arg, len-1);
  (*name)[len - 1] = '\0';
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  return 0;
}
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void
lt_opt_process_env_set (const char *arg)
{
  char *name = NULL;
  char *value = NULL;

  if (lt_split_name_value (arg, &name, &value) != 0)
    {
      XFREE (name);
      XFREE (value);
      lt_fatal ("bad argument for %s: '%s'", env_set_opt, arg);
    }

  lt_setenv (name, value);
  XFREE (name);
  XFREE (value);
}
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void
lt_opt_process_env_prepend (const char *arg)
{
  char *name = NULL;
  char *value = NULL;
  char *new_value = NULL;

  if (lt_split_name_value (arg, &name, &value) != 0)
    {
      XFREE (name);
      XFREE (value);
      lt_fatal ("bad argument for %s: '%s'", env_prepend_opt, arg);
    }

  new_value = lt_extend_str (getenv (name), value, 0);
  lt_setenv (name, new_value);
  XFREE (new_value);
  XFREE (name);
  XFREE (value);
}
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void
lt_opt_process_env_append (const char *arg)
{
  char *name = NULL;
  char *value = NULL;
  char *new_value = NULL;

  if (lt_split_name_value (arg, &name, &value) != 0)
    {
      XFREE (name);
      XFREE (value);
      lt_fatal ("bad argument for %s: '%s'", env_append_opt, arg);
    }

  new_value = lt_extend_str (getenv (name), value, 1);
  lt_setenv (name, new_value);
  XFREE (new_value);
  XFREE (name);
  XFREE (value);
}
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void
lt_update_exe_path (const char *name, const char *value)
{
  LTWRAPPER_DEBUGPRINTF (("(lt_update_exe_path) modifying '%s' by prepending '%s'\n",
                          (name ? name : "<NULL>"),
                          (value ? value : "<NULL>")));

  if (name && *name && value && *value)
    {
      char *new_value = lt_extend_str (getenv (name), value, 0);
      /* some systems can't cope with a ':'-terminated path #' */
      int len = strlen (new_value);
      while (((len = strlen (new_value)) > 0) && IS_PATH_SEPARATOR (new_value[len-1]))
        {
          new_value[len-1] = '\0';
        }
      lt_setenv (name, new_value);
      XFREE (new_value);
    }
}
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void
lt_update_lib_path (const char *name, const char *value)
{
  LTWRAPPER_DEBUGPRINTF (("(lt_update_lib_path) modifying '%s' by prepending '%s'\n",
                          (name ? name : "<NULL>"),
                          (value ? value : "<NULL>")));

  if (name && *name && value && *value)
    {
      char *new_value = lt_extend_str (getenv (name), value, 0);
      lt_setenv (name, new_value);
      XFREE (new_value);
    }
}
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EOF
}
# end: func_emit_cwrapperexe_src
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# func_mode_link arg...
func_mode_link ()
{
    $opt_debug
    case $host in
    *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
      # It is impossible to link a dll without this setting, and
      # we shouldn't force the makefile maintainer to figure out
      # which system we are compiling for in order to pass an extra
      # flag for every libtool invocation.
      # allow_undefined=no
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      # FIXME: Unfortunately, there are problems with the above when trying
      # to make a dll which has undefined symbols, in which case not
      # even a static library is built.  For now, we need to specify
      # -no-undefined on the libtool link line when we can be certain
      # that all symbols are satisfied, otherwise we get a static library.
      allow_undefined=yes
      ;;
    *)
      allow_undefined=yes
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      ;;
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    esac
    libtool_args=$nonopt
    base_compile="$nonopt $@"
    compile_command=$nonopt
    finalize_command=$nonopt
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    compile_rpath=
    finalize_rpath=
    compile_shlibpath=
    finalize_shlibpath=
    convenience=
    old_convenience=
    deplibs=
    old_deplibs=
    compiler_flags=
    linker_flags=
    dllsearchpath=
    lib_search_path=`pwd`
    inst_prefix_dir=
    new_inherited_linker_flags=

    avoid_version=no
    dlfiles=
    dlprefiles=
    dlself=no
    export_dynamic=no
    export_symbols=
    export_symbols_regex=
    generated=
    libobjs=
    ltlibs=
    module=no
    no_install=no
    objs=
    non_pic_objects=
    precious_files_regex=
    prefer_static_libs=no
    preload=no
    prev=
    prevarg=
    release=
    rpath=
    xrpath=
    perm_rpath=
    temp_rpath=
    thread_safe=no
    vinfo=
    vinfo_number=no
    weak_libs=
    single_module="${wl}-single_module"
    func_infer_tag $base_compile

    # We need to know -static, to get the right output filenames.
    for arg
    do
      case $arg in
      -shared)
	test "$build_libtool_libs" != yes && \
	  func_fatal_configuration "can not build a shared library"
	build_old_libs=no
	break
	;;
      -all-static | -static | -static-libtool-libs)
	case $arg in
	-all-static)
	  if test "$build_libtool_libs" = yes && test -z "$link_static_flag"; then
	    func_warning "complete static linking is impossible in this configuration"
	  fi
	  if test -n "$link_static_flag"; then
	    dlopen_self=$dlopen_self_static
	  fi
	  prefer_static_libs=yes
	  ;;
	-static)
	  if test -z "$pic_flag" && test -n "$link_static_flag"; then
	    dlopen_self=$dlopen_self_static
	  fi
	  prefer_static_libs=built
	  ;;
	-static-libtool-libs)
	  if test -z "$pic_flag" && test -n "$link_static_flag"; then
	    dlopen_self=$dlopen_self_static
	  fi
	  prefer_static_libs=yes
	  ;;
	esac
	build_libtool_libs=no
	build_old_libs=yes
	break
	;;
      esac
    done
4646

4647
4648
    # See if our shared archives depend on static archives.
    test -n "$old_archive_from_new_cmds" && build_old_libs=yes
4649

4650
4651
4652
4653
4654
4655
4656
    # Go through the arguments, transforming them on the way.
    while test "$#" -gt 0; do
      arg="$1"
      shift
      func_quote_for_eval "$arg"
      qarg=$func_quote_for_eval_unquoted_result
      func_append libtool_args " $func_quote_for_eval_result"
4657

4658
4659
4660
4661
4662
4663
4664
4665
      # If the previous option needs an argument, assign it.
      if test -n "$prev"; then
	case $prev in
	output)
	  func_append compile_command " @OUTPUT@"
	  func_append finalize_command " @OUTPUT@"
	  ;;
	esac
4666

4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
	case $prev in
	dlfiles|dlprefiles)
	  if test "$preload" = no; then
	    # Add the symbol object into the linking commands.
	    func_append compile_command " @SYMFILE@"
	    func_append finalize_command " @SYMFILE@"
	    preload=yes
	  fi
	  case $arg in
	  *.la | *.lo) ;;  # We handle these cases below.
	  force)
	    if test "$dlself" = no; then
	      dlself=needless
	      export_dynamic=yes
	    fi
	    prev=
	    continue
	    ;;
	  self)
	    if test "$prev" = dlprefiles; then
	      dlself=yes
	    elif test "$prev" = dlfiles && test "$dlopen_self" != yes; then
	      dlself=yes
	    else
	      dlself=needless
	      export_dynamic=yes
	    fi
	    prev=
	    continue
	    ;;
	  *)
	    if test "$prev" = dlfiles; then
	      dlfiles="$dlfiles $arg"
	    else
	      dlprefiles="$dlprefiles $arg"
	    fi
	    prev=
	    continue
	    ;;
	  esac
	  ;;
	expsyms)
	  export_symbols="$arg"
	  test -f "$arg" \
	    || func_fatal_error "symbol file \`$arg' does not exist"
	  prev=
	  continue
	  ;;
	expsyms_regex)
	  export_symbols_regex="$arg"
	  prev=
	  continue
	  ;;
	framework)
	  case $host in
	    *-*-darwin*)
	      case "$deplibs " in
		*" $qarg.ltframework "*) ;;
		*) deplibs="$deplibs $qarg.ltframework" # this is fixed later
		   ;;
	      esac
	      ;;
	  esac
	  prev=
	  continue
	  ;;
	inst_prefix)
	  inst_prefix_dir="$arg"
	  prev=
	  continue
	  ;;
	objectlist)
	  if test -f "$arg"; then
	    save_arg=$arg
	    moreargs=
	    for fil in `cat "$save_arg"`
	    do
#	      moreargs="$moreargs $fil"
	      arg=$fil
	      # A libtool-controlled object.
4747

4748
4749
4750
4751
	      # Check to see that this really is a libtool object.
	      if func_lalib_unsafe_p "$arg"; then
		pic_object=
		non_pic_object=
4752

4753
4754
		# Read the .lo file
		func_source "$arg"
4755

4756
4757
4758
4759
4760
4761
		if test -z "$pic_object" ||
		   test -z "$non_pic_object" ||
		   test "$pic_object" = none &&
		   test "$non_pic_object" = none; then
		  func_fatal_error "cannot find name of object for \`$arg'"
		fi
4762

4763
4764
4765
		# Extract subdirectory from the argument.
		func_dirname "$arg" "/" ""
		xdir="$func_dirname_result"
4766

4767
4768
4769
		if test "$pic_object" != none; then
		  # Prepend the subdirectory the object is found in.
		  pic_object="$xdir$pic_object"
4770

4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
		  if test "$prev" = dlfiles; then
		    if test "$build_libtool_libs" = yes && test "$dlopen_support" = yes; then
		      dlfiles="$dlfiles $pic_object"
		      prev=
		      continue
		    else
		      # If libtool objects are unsupported, then we need to preload.
		      prev=dlprefiles
		    fi
		  fi
4781

4782
4783
4784
4785
4786
4787
		  # CHECK ME:  I think I busted this.  -Ossama
		  if test "$prev" = dlprefiles; then
		    # Preload the old-style object.
		    dlprefiles="$dlprefiles $pic_object"
		    prev=
		  fi
4788

4789
4790
4791
4792
		  # A PIC object.
		  func_append libobjs " $pic_object"
		  arg="$pic_object"
		fi
4793

4794
4795
4796
4797
		# Non-PIC object.
		if test "$non_pic_object" != none; then
		  # Prepend the subdirectory the object is found in.
		  non_pic_object="$xdir$non_pic_object"
4798

4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
		  # A standard non-PIC object
		  func_append non_pic_objects " $non_pic_object"
		  if test -z "$pic_object" || test "$pic_object" = none ; then
		    arg="$non_pic_object"
		  fi
		else
		  # If the PIC object exists, use it instead.
		  # $xdir was prepended to $pic_object above.
		  non_pic_object="$pic_object"
		  func_append non_pic_objects " $non_pic_object"
		fi
	      else
		# Only an error if not doing a dry-run.
		if $opt_dry_run; then
		  # Extract subdirectory from the argument.
		  func_dirname "$arg" "/" ""
		  xdir="$func_dirname_result"

		  func_lo2o "$arg"
		  pic_object=$xdir$objdir/$func_lo2o_result
		  non_pic_object=$xdir$func_lo2o_result
		  func_append libobjs " $pic_object"
		  func_append non_pic_objects " $non_pic_object"
	        else
		  func_fatal_error "\`$arg' is not a valid libtool object"
		fi
	      fi
	    done
	  else
	    func_fatal_error "link input file \`$arg' does not exist"
	  fi
	  arg=$save_arg
	  prev=
	  continue
	  ;;
	precious_regex)
	  precious_files_regex="$arg"
	  prev=
	  continue
	  ;;
	release)
	  release="-$arg"
	  prev=
	  continue
	  ;;
	rpath | xrpath)
	  # We need an absolute path.
	  case $arg in
	  [\\/]* | [A-Za-z]:[\\/]*) ;;
	  *)
	    func_fatal_error "only absolute run-paths are allowed"
	    ;;
	  esac
	  if test "$prev" = rpath; then
	    case "$rpath " in
	    *" $arg "*) ;;
	    *) rpath="$rpath $arg" ;;
	    esac
	  else
	    case "$xrpath " in
	    *" $arg "*) ;;
	    *) xrpath="$xrpath $arg" ;;
	    esac
	  fi
	  prev=
	  continue
	  ;;
	shrext)
	  shrext_cmds="$arg"
	  prev=
	  continue
	  ;;
	weak)
	  weak_libs="$weak_libs $arg"
	  prev=
	  continue
	  ;;
	xcclinker)
	  linker_flags="$linker_flags $qarg"
	  compiler_flags="$compiler_flags $qarg"
	  prev=
	  func_append compile_command " $qarg"
	  func_append finalize_command " $qarg"
	  continue
	  ;;
	xcompiler)
	  compiler_flags="$compiler_flags $qarg"
	  prev=
	  func_append compile_command " $qarg"
	  func_append finalize_command " $qarg"
	  continue
	  ;;
	xlinker)
	  linker_flags="$linker_flags $qarg"
	  compiler_flags="$compiler_flags $wl$qarg"
	  prev=
	  func_append compile_command " $wl$qarg"
	  func_append finalize_command " $wl$qarg"
	  continue
	  ;;
	*)
	  eval "$prev=\"\$arg\""
	  prev=
	  continue
	  ;;
	esac
      fi # test -n "$prev"
4906

4907
      prevarg="$arg"
4908

4909
4910
4911
4912
4913
4914
4915
4916
4917
      case $arg in
      -all-static)
	if test -n "$link_static_flag"; then
	  # See comment for -static flag below, for more details.
	  func_append compile_command " $link_static_flag"
	  func_append finalize_command " $link_static_flag"
	fi
	continue
	;;
4918

4919
4920
4921
4922
      -allow-undefined)
	# FIXME: remove this flag sometime in the future.
	func_fatal_error "\`-allow-undefined' must not be used because it is the default"
	;;
4923

4924
4925
4926
4927
      -avoid-version)
	avoid_version=yes
	continue
	;;
4928

4929
4930
4931
4932
      -dlopen)
	prev=dlfiles
	continue
	;;
4933

4934
4935
4936
4937
      -dlpreopen)
	prev=dlprefiles
	continue
	;;
4938

4939
4940
4941
4942
      -export-dynamic)
	export_dynamic=yes
	continue
	;;
4943

4944
4945
4946
      -export-symbols | -export-symbols-regex)
	if test -n "$export_symbols" || test -n "$export_symbols_regex"; then
	  func_fatal_error "more than one -exported-symbols argument is not allowed"
4947
	fi
4948
4949
4950
4951
4952
4953
	if test "X$arg" = "X-export-symbols"; then
	  prev=expsyms
	else
	  prev=expsyms_regex
	fi
	continue
4954
4955
	;;

4956
4957
4958
4959
      -framework)
	prev=framework
	continue
	;;
4960

4961
4962
4963
4964
      -inst-prefix-dir)
	prev=inst_prefix
	continue
	;;
4965

4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
      # The native IRIX linker understands -LANG:*, -LIST:* and -LNO:*
      # so, if we see these flags be careful not to treat them like -L
      -L[A-Z][A-Z]*:*)
	case $with_gcc/$host in
	no/*-*-irix* | /*-*-irix*)
	  func_append compile_command " $arg"
	  func_append finalize_command " $arg"
	  ;;
	esac
	continue
	;;
4977

4978
4979
4980
4981
4982
4983
      -L*)
	func_stripname '-L' '' "$arg"
	dir=$func_stripname_result
	if test -z "$dir"; then
	  if test "$#" -gt 0; then
	    func_fatal_error "require no space between \`-L' and \`$1'"
4984
	  else
4985
	    func_fatal_error "need path for \`-L' option"
4986
4987
	  fi
	fi
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
	# We need an absolute path.
	case $dir in
	[\\/]* | [A-Za-z]:[\\/]*) ;;
	*)
	  absdir=`cd "$dir" && pwd`
	  test -z "$absdir" && \
	    func_fatal_error "cannot determine absolute directory name of \`$dir'"
	  dir="$absdir"
	  ;;
	esac
	case "$deplibs " in
	*" -L$dir "*) ;;
	*)
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