diff options
Diffstat (limited to 'k_cext_funchandler.c')
| -rw-r--r-- | k_cext_funchandler.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/k_cext_funchandler.c b/k_cext_funchandler.c new file mode 100644 index 0000000..2554fdd --- /dev/null +++ b/k_cext_funchandler.c @@ -0,0 +1,157 @@ +/* + * Copyright 2003 Kjetil S. Matheussen. + * + * This library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + + +#define MAX_FUNCS 1000 +#define MAX_FUNCLENGTH 50 + +static char k_cext_intfuncnames[MAX_FUNCLENGTH*MAX_FUNCS]={0}; +static k_cext_f_int_callback k_cext_intfuncpointers[MAX_FUNCS]={0}; +static t_k_cext *k_cext_intxs[MAX_FUNCS]; + +static char k_cext_floatfuncnames[MAX_FUNCLENGTH*MAX_FUNCS]={0}; +static k_cext_f_float_callback k_cext_floatfuncpointers[MAX_FUNCS]={0}; +static t_k_cext *k_cext_floatxs[MAX_FUNCS]; + + + +static int k_cext_intdummy(t_k_cext *x,...){ + post("Error. An integer k_func function has dissapeared. Returning 0 instead.\n"); + return 0; +} + +static float k_cext_floatdummy(t_k_cext *x,...){ + post("Error. A float k_func function has dissapeared. Returning 0.0f instead.\n"); + return 0.0f; +} + +void k_cext_setdummy(void *func){ + int lokke; + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(k_cext_intfuncpointers[lokke]==func){ + k_cext_intfuncpointers[lokke]=k_cext_intdummy; + return; + } + } + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(k_cext_floatfuncpointers[lokke]==func){ + k_cext_floatfuncpointers[lokke]=k_cext_floatdummy; + return; + } + } +} + + +static void k_cext_addintfunc(char *name,t_k_cext *x){ + int lokke; + + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(k_cext_intfuncpointers[lokke]==NULL || !strcmp(&k_cext_intfuncnames[lokke*MAX_FUNCLENGTH],name)){ + post("---Adding ---%s--- at pos %d",name,lokke); + sprintf(&k_cext_intfuncnames[lokke*MAX_FUNCLENGTH],"%s",name); + k_cext_intxs[lokke]=x; + k_cext_intfuncpointers[lokke]=(k_cext_f_int_callback)x->k_cext_process; + return; + } + } +} + +static void k_cext_addfloatfunc(char *name,t_k_cext *x){ + int lokke; + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(k_cext_floatfuncpointers[lokke]==NULL || !strcmp(&k_cext_floatfuncnames[lokke*MAX_FUNCLENGTH],name)){ + post("---Adding ---%s--- at pos %d",name,lokke); + sprintf(&k_cext_floatfuncnames[lokke*MAX_FUNCLENGTH],"%s",name); + k_cext_floatxs[lokke]=x; + k_cext_floatfuncpointers[lokke]=(k_cext_f_float_callback)x->k_cext_process; + return; + } + } +} + +static int k_cext_findintfromname(char *name){ + int lokke; + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(!strcmp(&k_cext_intfuncnames[lokke*MAX_FUNCLENGTH],name)){ + return lokke; + } + } + return -1; +} +static int k_cext_findfloatfromname(char *name){ + int lokke; + for(lokke=0;lokke<MAX_FUNCS;lokke++){ + if(!strcmp(&k_cext_floatfuncnames[lokke*MAX_FUNCLENGTH],name)){ + return lokke; + } + } + return -1; +} + + + +bool k_cext_get_int_funcs(k_cext_f_int_callback **funcs,t_k_cext **xs[],int length,...){ + int lokke; + bool ret=true; + va_list ap; + va_start(ap,length); + + for(lokke=0;lokke<length;lokke++){ + char *name=va_arg(ap,char *); + int num=k_cext_findintfromname(name); + if(num==-1){ + post("Error, the k_func function with the name \"%s\" was not found.\n",name); + ret=false; + goto exit; + } + funcs[lokke]=&k_cext_intfuncpointers[num]; + xs[lokke]=&k_cext_intxs[lokke]; + } + + exit: + va_end(ap); + + return ret; +} + +bool k_cext_get_float_funcs(k_cext_f_float_callback **funcs,t_k_cext **xs[],int length,...){ + int lokke; + bool ret=true; + va_list ap; + va_start(ap,length); + + for(lokke=0;lokke<length;lokke++){ + char *name=va_arg(ap,char *); + int num=k_cext_findfloatfromname(name); + if(num==-1){ + post("Error, the k_func function with the name \"%s\" was not found.\n",name); + ret=false; + goto exit; + } + funcs[lokke]=&k_cext_floatfuncpointers[num]; + xs[lokke]=&k_cext_floatxs[num]; + //post("xs[%d]=%x for %s",lokke,(unsigned int)xs[lokke],name); + } + + exit: + va_end(ap); + return ret; +} + + |