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a7bcd66f6f
* libguile/_scm.h: Remove symbols.h. * libguile/array-handle.c: * libguile/array-map.c: * libguile/backtrace.c: * libguile/bytevectors.c: * libguile/chars.c: * libguile/continuations.c: * libguile/error.c: * libguile/eval.c: * libguile/evalext.c: * libguile/expand.c: * libguile/feature.c: * libguile/filesys.c: * libguile/foreign.c: * libguile/fports.c: * libguile/frames.c: * libguile/gc.c: * libguile/goops.c: * libguile/gsubr.c: * libguile/i18n.c: * libguile/instructions.c: * libguile/intrinsics.c: * libguile/keywords.c: * libguile/load.c: * libguile/macros.c: * libguile/memoize.c: * libguile/modules.c: * libguile/net_db.c: * libguile/options.c: * libguile/ports.c: * libguile/posix.c: * libguile/print.c: * libguile/procprop.c: * libguile/procs.c: * libguile/r6rs-ports.c: * libguile/random.c: * libguile/read.c: * libguile/socket.c: * libguile/srcprop.c: * libguile/srfi-13.c: * libguile/srfi-14.c: * libguile/stacks.c: * libguile/strings.c: * libguile/strports.c: * libguile/struct.c: * libguile/threads.c: * libguile/throw.c: * libguile/vm.c: Add symbols.h.
127 lines
3.6 KiB
C
127 lines
3.6 KiB
C
/* Copyright (C) 1995-1996,1998-2004,2006-2007,2009,2011,2013,2018
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* Free Software Foundation, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 3 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include "libguile/_scm.h"
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#include "libguile/gsubr.h"
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#include "libguile/modules.h"
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#include "libguile/pairs.h"
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#include "libguile/strings.h"
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#include "libguile/fluids.h"
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#include "libguile/symbols.h"
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#include "libguile/variable.h"
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#include "libguile/feature.h"
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SCM scm_program_arguments_fluid;
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static SCM features_var;
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void
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scm_add_feature (const char *str)
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{
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SCM old = SCM_VARIABLE_REF (features_var);
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SCM new = scm_cons (scm_from_utf8_symbol (str), old);
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SCM_VARIABLE_SET (features_var, new);
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}
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SCM_DEFINE (scm_program_arguments, "program-arguments", 0, 0, 0,
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(),
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"@deffnx {Scheme Procedure} command-line\n"
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"Return the list of command line arguments passed to Guile, as a list of\n"
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"strings. The list includes the invoked program name, which is usually\n"
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"@code{\"guile\"}, but excludes switches and parameters for command line\n"
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"options like @code{-e} and @code{-l}.")
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#define FUNC_NAME s_scm_program_arguments
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{
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return scm_fluid_ref (scm_program_arguments_fluid);
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}
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#undef FUNC_NAME
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/* Set the value returned by program-arguments, given ARGC and ARGV.
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If FIRST is non-zero, make it the first element; we do this in
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situations where other code (like getopt) has parsed out a few
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arguments, but we still want the script name to be the first
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element. */
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void
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scm_set_program_arguments (int argc, char **argv, char *first)
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{
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SCM args = scm_makfromstrs (argc, argv);
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if (first)
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args = scm_cons (scm_from_locale_string (first), args);
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scm_fluid_set_x (scm_program_arguments_fluid, args);
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}
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SCM_DEFINE (scm_set_program_arguments_scm, "set-program-arguments", 1, 0, 0,
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(SCM lst),
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"Set the command line arguments to be returned by\n"
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"@code{program-arguments} (and @code{command-line}). @var{lst}\n"
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"should be a list of strings, the first of which is the program\n"
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"name (either a script name, or just @code{\"guile\"}).\n"
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"\n"
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"Program arguments are held in a fluid and therefore have a\n"
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"separate value in each Guile thread. Neither the list nor the\n"
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"strings within it are copied, so should not be modified later.")
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#define FUNC_NAME s_scm_set_program_arguments_scm
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{
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return scm_fluid_set_x (scm_program_arguments_fluid, lst);
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}
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#undef FUNC_NAME
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void
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scm_init_feature()
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{
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scm_program_arguments_fluid = scm_make_fluid ();
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features_var = scm_c_define ("*features*", SCM_EOL);
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#ifndef _Windows
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scm_add_feature("system");
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#endif
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#ifndef GO32
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scm_add_feature("char-ready?");
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#endif
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#if SCM_USE_PTHREAD_THREADS
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scm_add_feature ("threads");
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#endif
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#include "libguile/feature.x"
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}
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/*
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Local Variables:
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c-file-style: "gnu"
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End:
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*/
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