Revision: 9847 http://pure-data.svn.sourceforge.net/pure-data/?rev=9847&view=rev Author: eighthave Date: 2008-05-18 10:10:01 -0700 (Sun, 18 May 2008)

Log Message: ----------- dashed out [setenv] and [unsetenv] for messing with Pd's env vars while it is running

Added Paths: ----------- branches/pd-extended/v0-40/externals/hcs/setenv-help.pd branches/pd-extended/v0-40/externals/hcs/setenv.c branches/pd-extended/v0-40/externals/hcs/unsetenv-help.pd branches/pd-extended/v0-40/externals/hcs/unsetenv.c

Added: branches/pd-extended/v0-40/externals/hcs/setenv-help.pd =================================================================== --- branches/pd-extended/v0-40/externals/hcs/setenv-help.pd (rev 0) +++ branches/pd-extended/v0-40/externals/hcs/setenv-help.pd 2008-05-18 17:10:01 UTC (rev 9847) @@ -0,0 +1,29 @@ +#N canvas 199 179 526 477 10; +#X obj 196 145 setenv; +#X msg 196 47 bang; +#X symbolatom 195 192 0 0 0 0 - - -; +#X msg 59 51 bang; +#X symbolatom 58 181 0 0 0 0 - - -; +#X obj 59 134 setenv HOME; +#X msg 229 113 symbol SHELL; +#X msg 316 113 symbol PATH; +#X msg 396 113 symbol HOME; +#X symbolatom 55 408 0 0 0 0 - - -; +#X text 49 240 to enable overwrite mode , set the second argument +to 1 (i.e. non-zero); +#X obj 56 361 setenv HOME 1; +#X msg 56 278 symbol /home/hans; +#X msg 66 308 symbol /Users/hans; +#X text 33 10 by default , it will not overwrite existing values; +#X msg 72 89 symbol /blah; +#X connect 0 0 2 0; +#X connect 1 0 0 0; +#X connect 3 0 5 0; +#X connect 5 0 4 0; +#X connect 6 0 0 1; +#X connect 7 0 0 1; +#X connect 8 0 0 1; +#X connect 11 0 9 0; +#X connect 12 0 11 0; +#X connect 13 0 11 0; +#X connect 15 0 5 0;

Added: branches/pd-extended/v0-40/externals/hcs/setenv.c =================================================================== --- branches/pd-extended/v0-40/externals/hcs/setenv.c (rev 0) +++ branches/pd-extended/v0-40/externals/hcs/setenv.c 2008-05-18 17:10:01 UTC (rev 9847) @@ -0,0 +1,123 @@ +/* sets an environment variable */ +/* */ +/* Copyright (c) 2008 Hans-Christoph Steiner hans@eds.org */ +/* */ +/* 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 */ +/* of the License, or (at your option) any later version. */ +/* */ +/* See file LICENSE for further informations on licensing terms. */ +/* */ +/* 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 program; if not, write to the Free Software Foundation, */ +/* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* */ +/* --------------------------------------------------------------------------*/ + +#include "m_pd.h" +#include "s_stuff.h" + +#include <string.h> + +#ifdef _WIN32 +#define _WIN32_WINNT 0x0400 +#include <windows.h> +#include <stdio.h> +#else +#include <stdlib.h> +#endif + +static char *version = "$Revision: 1.3 $"; + +t_int setenv_instance_count; + +//#define DEBUG(x) +#define DEBUG(x) x + +/*------------------------------------------------------------------------------ + * CLASS DEF + */ +static t_class *setenv_class; + +typedef struct _setenv { + t_object x_obj; + t_symbol* x_variable_name; + t_int x_overwrite; + t_outlet* x_data_outlet; +} t_setenv; + +/*------------------------------------------------------------------------------ + * IMPLEMENTATION + */ + +static void setenv_output(t_setenv* x) +{ + DEBUG(post("setenv_output");); + char *envvar_value; + if(x->x_variable_name != &s_) + { + envvar_value = getenv(x->x_variable_name->s_name); + if(envvar_value) + outlet_symbol(x->x_data_outlet, gensym(envvar_value)); + else + pd_error(x, "[setenv]: The environment variable %s is not defined.", x->x_variable_name->s_name); + } + else + pd_error(x, "[setenv]: no environment variable name is set."); +} + + + +static void setenv_symbol(t_setenv* x, t_symbol *s) +{ + DEBUG(post("setenv_output");); + if(x->x_overwrite == 0) + error("[setenv]: not in overwrite mode, ignoring value."); + setenv(x->x_variable_name->s_name, s->s_name, x->x_overwrite); // 1 means overwrite + setenv_output(x); +} + +static void setenv_anything(t_setenv* x, t_symbol* s, int argc, t_atom* argv) +{ + +} + + +static void *setenv_new(t_symbol* s, t_float f) +{ + DEBUG(post("setenv_new");); + t_setenv *x = (t_setenv *)pd_new(setenv_class); + + symbolinlet_new(&x->x_obj, &x->x_variable_name); + x->x_data_outlet = outlet_new(&x->x_obj, &s_symbol); + + x->x_overwrite = (t_int) f; + x->x_variable_name = s; + + return (x); +} + + +void setenv_setup(void) +{ + DEBUG(post("setenv_setup");); + setenv_class = class_new(gensym("setenv"), + (t_newmethod)setenv_new, + 0, + sizeof(t_setenv), + 0, + A_DEFSYMBOL, + A_DEFFLOAT, + 0); + /* add inlet datatype methods */ + class_addbang(setenv_class, (t_method)setenv_output); + class_addsymbol(setenv_class, (t_method)setenv_symbol); + class_addanything(setenv_class, (t_method)setenv_anything); +} +

Added: branches/pd-extended/v0-40/externals/hcs/unsetenv-help.pd =================================================================== --- branches/pd-extended/v0-40/externals/hcs/unsetenv-help.pd (rev 0) +++ branches/pd-extended/v0-40/externals/hcs/unsetenv-help.pd 2008-05-18 17:10:01 UTC (rev 9847) @@ -0,0 +1,15 @@ +#N canvas 199 179 551 341 10; +#X obj 196 145 setenv; +#X msg 196 47 bang; +#X symbolatom 195 192 0 0 0 0 - - -; +#X msg 59 51 bang; +#X msg 229 113 symbol SHELL; +#X msg 316 113 symbol PATH; +#X msg 396 113 symbol HOME; +#X obj 59 134 unsetenv HOME; +#X connect 0 0 2 0; +#X connect 1 0 0 0; +#X connect 3 0 7 0; +#X connect 4 0 0 1; +#X connect 5 0 0 1; +#X connect 6 0 0 1;

Added: branches/pd-extended/v0-40/externals/hcs/unsetenv.c =================================================================== --- branches/pd-extended/v0-40/externals/hcs/unsetenv.c (rev 0) +++ branches/pd-extended/v0-40/externals/hcs/unsetenv.c 2008-05-18 17:10:01 UTC (rev 9847) @@ -0,0 +1,104 @@ +/* unsets an environment variable */ +/* */ +/* Copyright (c) 2008 Hans-Christoph Steiner hans@eds.org */ +/* */ +/* 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 */ +/* of the License, or (at your option) any later version. */ +/* */ +/* See file LICENSE for further informations on licensing terms. */ +/* */ +/* 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 program; if not, write to the Free Software Foundation, */ +/* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* */ +/* --------------------------------------------------------------------------*/ + +#include "m_pd.h" +#include "s_stuff.h" + +#include <string.h> + +#ifdef _WIN32 +#define _WIN32_WINNT 0x0400 +#include <windows.h> +#include <stdio.h> +#else +#include <stdlib.h> +#endif + +#define DEBUG(x) +//#define DEBUG(x) x + +/*------------------------------------------------------------------------------ + * CLASS DEF + */ +static t_class *unsetenv_class; + +typedef struct _unsetenv { + t_object x_obj; + t_symbol* x_variable_name; + t_outlet* x_data_outlet; +} t_unsetenv; + +/*------------------------------------------------------------------------------ + * IMPLEMENTATION + */ + +static void unsetenv_bang(t_unsetenv* x) +{ + DEBUG(post("unsetenv_bang");); + + if(x->x_variable_name != &s_) + unsetenv(x->x_variable_name->s_name); +} + + + +static void unsetenv_symbol(t_unsetenv* x, t_symbol *s) +{ + DEBUG(post("unsetenv_bang");); + x->x_variable_name = s; +} + +static void unsetenv_anything(t_unsetenv* x, t_symbol* s, int argc, t_atom* argv) +{ + +} + + +static void *unsetenv_new(t_symbol* s) +{ + DEBUG(post("unsetenv_new");); + t_unsetenv *x = (t_unsetenv *)pd_new(unsetenv_class); + + symbolinlet_new(&x->x_obj, &x->x_variable_name); + + x->x_variable_name = s; + + return (x); +} + + +void unsetenv_setup(void) +{ + DEBUG(post("unsetenv_setup");); + unsetenv_class = class_new(gensym("unsetenv"), + (t_newmethod)unsetenv_new, + 0, + sizeof(t_unsetenv), + 0, + A_DEFSYMBOL, + 0); + /* add inlet datatype methods */ + class_addbang(unsetenv_class, (t_method)unsetenv_bang); + class_addsymbol(unsetenv_class, (t_method)unsetenv_symbol); + class_addanything(unsetenv_class, (t_method)unsetenv_anything); +} +

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