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-rw-r--r--libguile/strports.c304
1 files changed, 0 insertions, 304 deletions
diff --git a/libguile/strports.c b/libguile/strports.c
deleted file mode 100644
index 3518c9cff..000000000
--- a/libguile/strports.c
+++ /dev/null
@@ -1,304 +0,0 @@
-/* Copyright (C) 1995,1996 Free Software Foundation, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY 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 software; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * As a special exception, the Free Software Foundation gives permission
- * for additional uses of the text contained in its release of GUILE.
- *
- * The exception is that, if you link the GUILE library with other files
- * to produce an executable, this does not by itself cause the
- * resulting executable to be covered by the GNU General Public License.
- * Your use of that executable is in no way restricted on account of
- * linking the GUILE library code into it.
- *
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
- *
- * This exception applies only to the code released by the
- * Free Software Foundation under the name GUILE. If you copy
- * code from other Free Software Foundation releases into a copy of
- * GUILE, as the General Public License permits, the exception does
- * not apply to the code that you add in this way. To avoid misleading
- * anyone as to the status of such modified files, you must delete
- * this exception notice from them.
- *
- * If you write modifications of your own for GUILE, it is your choice
- * whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice.
- */
-
-
-#include <stdio.h>
-#include "_scm.h"
-#include "unif.h"
-#include "eval.h"
-#include "read.h"
-
-#include "strports.h"
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#endif
-
-
-
-/* {Ports - string ports}
- *
- */
-
-
-static int prinstpt SCM_P ((SCM exp, SCM port, scm_print_state *pstate));
-
-static int
-prinstpt (exp, port, pstate)
- SCM exp;
- SCM port;
- scm_print_state *pstate;
-{
- scm_prinport (exp, port, "string");
- return !0;
-}
-
-
-static int stputc SCM_P ((int c, SCM p));
-
-static int
-stputc (c, p)
- int c;
- SCM p;
-{
- scm_sizet ind = SCM_INUM (SCM_CAR (p));
- SCM_DEFER_INTS;
- if (ind >= SCM_LENGTH (SCM_CDR (p)))
- scm_vector_set_length_x (SCM_CDR (p), SCM_MAKINUM (ind + (ind >> 1)));
- SCM_ALLOW_INTS;
- SCM_CHARS (SCM_CDR (p))[ind] = c;
- SCM_SETCAR (p, SCM_MAKINUM (ind + 1));
- return c;
-}
-
-
-static scm_sizet stwrite SCM_P ((char *str, scm_sizet siz, scm_sizet num, SCM p));
-
-static scm_sizet
-stwrite (str, siz, num, p)
- char *str;
- scm_sizet siz;
- scm_sizet num;
- SCM p;
-{
- scm_sizet ind = SCM_INUM (SCM_CAR (p));
- scm_sizet len = siz * num;
- char *dst;
- SCM_DEFER_INTS;
- if (ind + len >= SCM_LENGTH (SCM_CDR (p)))
- scm_vector_set_length_x (SCM_CDR (p), SCM_MAKINUM (ind + len + ((ind + len) >> 1)));
- SCM_ALLOW_INTS;
- dst = &(SCM_CHARS (SCM_CDR (p))[ind]);
- while (len--)
- dst[len] = str[len];
- SCM_SETCAR (p, SCM_MAKINUM (ind + siz * num));
- return num;
-}
-
-
-static int stputs SCM_P ((char *s, SCM p));
-
-static int
-stputs (s, p)
- char *s;
- SCM p;
-{
- stwrite (s, 1, strlen (s), p);
- return 0;
-}
-
-
-static int stgetc SCM_P ((SCM p));
-
-static int
-stgetc (p)
- SCM p;
-{
- scm_sizet ind = SCM_INUM (SCM_CAR (p));
- if (ind >= SCM_ROLENGTH (SCM_CDR (p)))
- return EOF;
- SCM_SETCAR (p, SCM_MAKINUM (ind + 1));
- return SCM_ROUCHARS (SCM_CDR (p))[ind];
-}
-
-
-SCM
-scm_mkstrport (pos, str, modes, caller)
- SCM pos;
- SCM str;
- long modes;
- char * caller;
-{
- SCM z;
- SCM stream;
- struct scm_port_table * pt;
-
- SCM_ASSERT(SCM_INUMP(pos) && SCM_INUM(pos) >= 0, pos, SCM_ARG1, caller);
- SCM_ASSERT(SCM_NIMP(str) && SCM_ROSTRINGP(str), str, SCM_ARG1, caller);
- stream = scm_cons(pos, str);
- SCM_NEWCELL (z);
- SCM_DEFER_INTS;
- pt = scm_add_to_port_table (z);
- SCM_SETCAR (z, scm_tc16_strport | modes);
- SCM_SETPTAB_ENTRY (z, pt);
- SCM_SETSTREAM (z, stream);
- SCM_ALLOW_INTS;
- return z;
-}
-
-SCM_PROC(s_call_with_output_string, "call-with-output-string", 1, 0, 0, scm_call_with_output_string);
-
-SCM
-scm_call_with_output_string (proc)
- SCM proc;
-{
- SCM p;
- p = scm_mkstrport(SCM_INUM0, scm_make_string(SCM_MAKINUM(30), SCM_UNDEFINED),
- SCM_OPN | SCM_WRTNG,
- s_call_with_output_string);
- scm_apply (proc, p, scm_listofnull);
- {
- SCM answer;
- SCM_DEFER_INTS;
- answer = scm_makfromstr (SCM_CHARS (SCM_CDR (SCM_STREAM (p))),
- SCM_INUM (SCM_CAR (SCM_STREAM (p))),
- 0);
- SCM_ALLOW_INTS;
- return answer;
- }
-}
-
-
-
-/* Return a Scheme string obtained by printing a given object.
- */
-
-
-SCM
-scm_strprint_obj (obj)
- SCM obj;
-{
- SCM str;
- SCM port;
-
- str = scm_makstr (64, 0);
- port = scm_mkstrport (SCM_MAKINUM (0), str, SCM_OPN | SCM_WRTNG, "scm_strprint_obj");
- scm_prin1 (obj, port, 1);
- {
- SCM answer;
- SCM_DEFER_INTS;
- answer = scm_makfromstr (SCM_CHARS (SCM_CDR (SCM_STREAM (port))),
- SCM_INUM (SCM_CAR (SCM_STREAM (port))),
- 0);
- SCM_ALLOW_INTS;
- return answer;
- }
-}
-
-
-
-
-SCM_PROC(s_call_with_input_string, "call-with-input-string", 2, 0, 0, scm_call_with_input_string);
-
-SCM
-scm_call_with_input_string (str, proc)
- SCM str;
- SCM proc;
-{
- SCM p = scm_mkstrport(SCM_INUM0, str, SCM_OPN | SCM_RDNG, s_call_with_input_string);
- return scm_apply (proc, p, scm_listofnull);
-}
-
-
-
-/* Given a null-terminated string EXPR containing a Scheme expression
- read it, and return it as an SCM value. */
-SCM
-scm_read_0str (expr)
- char *expr;
-{
- SCM port = scm_mkstrport (SCM_MAKINUM (0),
- scm_makfrom0str (expr),
- SCM_OPN | SCM_RDNG,
- "scm_eval_0str");
- SCM form;
-
- /* Read expressions from that port; ignore the values. */
- form = scm_read (port, SCM_BOOL_F, SCM_BOOL_F);
-
- scm_close_port (port);
- return form;
-}
-
-/* Given a null-terminated string EXPR containing Scheme program text,
- evaluate it, and return the result of the last expression evaluated. */
-SCM
-scm_eval_0str (expr)
- char *expr;
-{
- SCM port = scm_mkstrport (SCM_MAKINUM (0),
- scm_makfrom0str (expr),
- SCM_OPN | SCM_RDNG,
- "scm_eval_0str");
- SCM form;
- SCM ans = SCM_EOL;
-
- /* Read expressions from that port; ignore the values. */
- while ((form = scm_read (port, SCM_BOOL_F, SCM_BOOL_F)) != SCM_EOF_VAL)
- ans = scm_eval_x (form);
-
- scm_close_port (port);
- return ans;
-}
-
-
-static int noop0 SCM_P ((SCM stream));
-
-static int
-noop0 (stream)
- SCM stream;
-{
- return 0;
-}
-
-
-scm_ptobfuns scm_stptob =
-{
- scm_markstream,
- noop0,
- prinstpt,
- 0,
- stputc,
- stputs,
- stwrite,
- noop0,
- stgetc,
- 0
-};
-
-
-
-void
-scm_init_strports ()
-{
-#include "strports.x"
-}
-