diff options
Diffstat (limited to 'src/strcmp.c')
-rw-r--r-- | src/strcmp.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/strcmp.c b/src/strcmp.c new file mode 100644 index 0000000..4bfeb8b --- /dev/null +++ b/src/strcmp.c @@ -0,0 +1,103 @@ +/****************************************************** + * + * zexy - implementation file + * + * copyleft (c) IOhannes m zmölnig + * + * 1999:forum::für::umläute:2004 + * + * institute of electronic music and acoustics (iem) + * + ****************************************************** + * + * license: GNU General Public License v.2 + * + ******************************************************/ + +#include "zexy.h" +#include <stdlib.h> +#include <string.h> + +/* + * strcmp : compare 2 lists as if they were strings +*/ + +/* ------------------------- strcmp ------------------------------- */ + +/* compare 2 lists ( == for lists) */ + +static t_class *strcmp_class; + +typedef struct _strcmp +{ + t_object x_obj; + + t_binbuf *bbuf1, *bbuf2; +} t_strcmp; + +static void strcmp_bang(t_strcmp *x) +{ + char *str1=0, *str2=0; + int n1=0, n2=0; + int result = 0; + + binbuf_gettext(x->bbuf1, &str1, &n1); + binbuf_gettext(x->bbuf2, &str2, &n2); + + result = strcmp(str1, str2); + + freebytes(str1, n1); + freebytes(str2, n2); + + outlet_float(x->x_obj.ob_outlet, result); +} + +static void strcmp_secondlist(t_strcmp *x, t_symbol *s, int argc, t_atom *argv) +{ + binbuf_clear(x->bbuf2); + binbuf_add(x->bbuf2, argc, argv); +} + +static void strcmp_list(t_strcmp *x, t_symbol *s, int argc, t_atom *argv) +{ + binbuf_clear(x->bbuf1); + binbuf_add(x->bbuf1, argc, argv); + + strcmp_bang(x); +} + +static void *strcmp_new(t_symbol *s, int argc, t_atom *argv) +{ + t_strcmp *x = (t_strcmp *)pd_new(strcmp_class); + + outlet_new(&x->x_obj, 0); + inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("list"), gensym("lst2")); + + x->bbuf1 = binbuf_new(); + x->bbuf2 = binbuf_new(); + + + strcmp_secondlist(x, gensym("list"), argc, argv); + + return (x); +} + +static void strcmp_free(t_strcmp *x) +{ + binbuf_free(x->bbuf1); + binbuf_free(x->bbuf2); +} + + +void strcmp_setup(void) +{ + strcmp_class = class_new(gensym("strcmp"), (t_newmethod)strcmp_new, + (t_method)strcmp_free, sizeof(t_strcmp), 0, A_GIMME, 0); + + class_addbang (strcmp_class, strcmp_bang); + class_addlist (strcmp_class, strcmp_list); + class_addmethod (strcmp_class, (t_method)strcmp_secondlist, gensym("lst2"), A_GIMME, 0); + + class_sethelpsymbol(strcmp_class, gensym("zexy/strcmp")); + zexy_register("strcmp"); +} |