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/*
scsort.c:
Copyright (C) 1991 Barry Vercoe, John ffitch
This file is part of Csound.
The Csound 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.
Csound 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 Csound; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "csoundCore.h" /* SCSORT.C */
#include "corfile.h"
#include <ctype.h>
extern void sort(CSOUND*);
extern void twarp(CSOUND*);
extern void swritestr(CSOUND*, CORFIL *sco, int first);
extern void sfree(CSOUND *csound);
//extern void sread_init(CSOUND *csound);
extern int sread(CSOUND *csound);
/* called from smain.c or some other main */
/* reads,sorts,timewarps each score sect in turn */
extern void sread_initstr(CSOUND *, CORFIL *sco);
char *scsortstr(CSOUND *csound, CORFIL *scin)
{
int n;
int first = 0;
CORFIL *sco;
csound->scoreout = NULL;
if (csound->scstr == NULL && (csound->engineStatus & CS_STATE_COMP) == 0) {
first = 1;
sco = csound->scstr = corfile_create_w(csound);
}
else sco = corfile_create_w(csound);
csound->sectcnt = 0;
sread_initstr(csound, scin);
while ((n = sread(csound)) > 0) {
if (csound->frstbp->text[0] == 's') { // ignore empty segment
// should this free memory?
//printf("repeated 's'\n");
continue;
}
sort(csound);
twarp(csound);
swritestr(csound, sco, first);
//printf("sorted: >>>%s<<<\n", sco->body);
}
//printf("**** first = %d body = >>%s<<\n", first, sco->body);
if (first) {
int i = 0;
while (isspace(sco->body[i])) i++;
if (sco->body[i] == 'e' && sco->body[i+1] == '\n' && sco->body[i+2] != 'e') {
corfile_rewind(sco);
corfile_puts(csound, "f0 800000000000.0\ne\n", sco); /* ~25367 years */
}
else corfile_puts(csound, "e\n", sco);
//printf("body >>%s<<\n", sco->body);
}
corfile_flush(csound, sco);
sfree(csound);
if (first) {
return sco->body;
}
else {
char *str = cs_strdup(csound,sco->body);
corfile_rm(csound, &(sco));
return str;
}
}
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