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authorFranz Zotter <fzotter@users.sourceforge.net>2007-09-23 19:14:54 +0000
committerFranz Zotter <fzotter@users.sourceforge.net>2007-09-23 19:14:54 +0000
commit16c54f596018864b3d2ee41a0b1ee3fb7bf5ecf3 (patch)
tree2f2e48ae27f0898f78b71112cb605e2d1bcfe7ae /src
parentd404f6494d52833ab526c786389b66a5b43d2007 (diff)
made the best out of "fwriteln": now accepts also arguments "f" "g" and "e" as floating point formats and is verbose in case of erroneous usage.
svn path=/trunk/externals/zexy/; revision=8752
Diffstat (limited to 'src')
-rw-r--r--src/fwriteln.c62
1 files changed, 45 insertions, 17 deletions
diff --git a/src/fwriteln.c b/src/fwriteln.c
index e256d2a..9f54be1 100644
--- a/src/fwriteln.c
+++ b/src/fwriteln.c
@@ -44,8 +44,6 @@ typedef struct fwriteln
char *x_textbuf;
char linebreak_chr[3];
char format_string_afloats[10];
- int width;
- int precision;
} t_fwriteln;
@@ -119,8 +117,8 @@ static void fwriteln_write (t_fwriteln *x, t_symbol *s, int argc, t_atom *argv)
{
switch (argv->a_type) {
case A_FLOAT:
- snprintf(text,MAXPDSTRING,x->format_string_afloats,
- x->width,x->precision,atom_getfloat(argv));
+ snprintf(text,MAXPDSTRING,x->format_string_afloats,
+ atom_getfloat(argv));
text[MAXPDSTRING-1]=0;
length=strlen(text);
if (fwrite(text, length*sizeof(char),1,x->x_file) < 1) {
@@ -186,31 +184,61 @@ static void fwriteln_free (t_fwriteln *x)
static void *fwriteln_new(t_symbol *s, int argc, t_atom *argv)
{
int k;
+ int width;
+ int precision;
+ char float_format[3]="g ";
+ char width_str[3]="";
+ char precision_str[4]="";
+ char prefix[2]="%";
t_fwriteln *x = (t_fwriteln *)pd_new(fwriteln_class);
x->x_filename=0;
x->x_file=0;
x->x_textbuf=0;
- x->width=5;
- x->precision=2;
- strcpy(x->format_string_afloats,"%*.*g ");
for (k=0; k<argc; k++) {
- if ((atom_getsymbol(&argv[k])==gensym("p"))&&(k+1<argc)) {
- x->precision=atom_getint(&argv[++k]);
- x->precision=(x->precision<0)?0:x->precision;
- x->precision=(x->precision>30)?30:x->precision;
+ if (atom_getsymbol(&argv[k])==gensym("p")) {
+ if ((k+1>=argc)||(argv[k+1].a_type!=A_FLOAT)) {
+ post("fwriteln: no value given for precision!");
+ }
+ else {
+ precision=atom_getint(&argv[++k]);
+ precision=(precision<0)?0:precision;
+ precision=(precision>30)?30:precision;
+ snprintf(precision_str,4,".%d",precision);
+ }
+ }
+ else if (atom_getsymbol(&argv[k])==gensym("w")) {
+ if ((k+1>=argc)||(argv[k+1].a_type!=A_FLOAT)) {
+ post("fwriteln: no value given for width!");
+ }
+ else {
+ width=atom_getint(&argv[++k]);
+ width=(width<1)?1:width;
+ width=(width>40)?40:width;
+ snprintf(width_str,3,"%d",width);
+ }
+ }
+ else if (atom_getsymbol(&argv[k])==gensym("g")) {
+ float_format[0]='g';
+ }
+ else if (atom_getsymbol(&argv[k])==gensym("f")) {
+ float_format[0]='f';
}
- else if ((atom_getsymbol(&argv[k])==gensym("w"))&&(k+1<argc)) {
- x->width=atom_getint(&argv[++k]);
- x->width=(x->width<1)?1:x->width;
- x->width=(x->width>40)?40:x->width;
+ else if (atom_getsymbol(&argv[k])==gensym("e")) {
+ float_format[0]='e';
}
else if (atom_getsymbol(&argv[k])==gensym("-")) {
- strcpy(x->format_string_afloats,"%-*.*g ");
+ strcpy(prefix,"%-");
}
else if (atom_getsymbol(&argv[k])==gensym("+")) {
- strcpy(x->format_string_afloats,"%+*.*g ");
+ strcpy(prefix,"%+");
}
}
+ x->format_string_afloats[0]='\0';
+ strncat(x->format_string_afloats,prefix,2);
+ strncat(x->format_string_afloats,width_str,2);
+ strncat(x->format_string_afloats,precision_str,3);
+ strncat(x->format_string_afloats,float_format,2);
+ //post("format string: \"%s\"\n",x->format_string_afloats);
return (void *)x;
}