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csound_pre.lex
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csound_pre.lex
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%{
/*
csound_pre.l:
Copyright (C) 2011
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 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, MAc
02110-1301 USA
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include "csoundCore.h"
#include "corfile.h"
#include <inttypes.h>
#define YY_DECL int yylex (CSOUND *csound, yyscan_t yyscanner)
static void comment(yyscan_t);
static void do_comment(yyscan_t);
static void do_include(CSOUND *, int, yyscan_t);
static void do_new_include(CSOUND *, yyscan_t);
static void do_macro_arg(CSOUND *, char *, yyscan_t);
static void do_macro(CSOUND *, char *, yyscan_t);
static void do_umacro(CSOUND *, char *, yyscan_t);
static void do_umacroq(CSOUND *, char *, yyscan_t);
static void do_ifdef(CSOUND *, char *, yyscan_t);
static void do_ifdef_skip_code(CSOUND *, yyscan_t);
static void do_function(CSOUND*, char *, CORFIL*);
//static void print_csound_predata(CSOUND *,char *,yyscan_t);
static void csound_pre_line(CSOUND *, CORFIL*, yyscan_t);
//static void delete_macros(CSOUND*, yyscan_t);
#include "parse_param.h"
#define YY_EXTRA_TYPE PRE_PARM *
#define PARM yyget_extra(yyscanner)
#define YY_USER_INIT {csound_pre_scan_string(csound->orchstr->body, yyscanner); \
csound_preset_lineno(csound->orcLineOffset, yyscanner); \
yyg->yy_flex_debug_r=1; PARM->macro_stack_size = 0; \
PARM->alt_stack = NULL; PARM->macro_stack_ptr = 0; \
PARM->path = "."; \
}
static MACRO *find_definition(MACRO *, char *);
#define S_INC (10)
%}
%option reentrant
%option noyywrap
%option prefix="csound_pre"
%option outfile="Engine/csound_prelex.c"
%option stdout
NEWLINE (\n|\r\n?)
STSTR \"
ESCAPE \\.
XSTR \{\{([^}]|\}[^}])*\}\}
IDENT [a-zA-Z_][a-zA-Z0-9_]*
MACRONAME "$"`?[a-zA-Z_][a-zA-Z0-9_`]*
MACRONAMED "$"`?[a-zA-Z_][a-zA-Z0-9_`]*\.
MACRONAMEA "$"`?[a-zA-Z_][a-zA-Z0-9_`]*\(
MACRONAMEDA "$"`?[a-zA-Z_][a-zA-Z0-9_`]*\.\(
MACROB [a-zA-Z_][a-zA-Z0-9_]*\(
MACRO [a-zA-Z_][a-zA-Z0-9_]*
STCOM \/\*
INCLUDE "#include"
INCLUDESTR "#includestr"
DEFINE #[ \t]*define
UNDEF "#undef"
IFDEF #ifn?def
ELSE #else[ \t]*(;.*)?$
END #end(if)?[ \t]*(;.*)?(\n|\r\n?)
CONT \\[ \t]*(;.*)?(\n|\r\n?)
RESET "###\n"
INT "int"[ \t]*\(
FRAC "frac"[ \t]*\(
ROUND "round"[ \t]*\(
FLOOR "floor"[ \t]*\(
CEIL "ceil"[ \t]*\(
RND "rnd"[ \t]*\(
BIRND "birnd"[ \t]*\(
ABS "abs"[ \t]*\(
EXP "exp"[ \t]*\(
LOG "log"[ \t]*\(
SQRT "sqrt"[ \t]*\(
SIN "sin"[ \t]*\(
COS "cos"[ \t]*\(
TAN "tan"[ \t]*\(
SININV "sininv"[ \t]*\(
COSINV "cosinv"[ \t]*\(
TANINV "taninv"[ \t]*\(
LOG10 "log10"[ \t]*\(
LOG2 "log2"[ \t]*\(
SINH "sinh"[ \t]*\(
COSH "cosh"[ \t]*\(
TANH "tanh"[ \t]*\(
AMPDB "ampdb"[ \t]*\(
AMPDBFS "ampdbfs"[ \t]*\(
DBAMP "dbamp"[ \t]*\(
DBFSAMP "dbfsamp"[ \t]*\(
FTCPS "ftcps"[ \t]*\(
FTLEN "ftlen"[ \t]*\(
FTSR "ftsr"[ \t]*\(
FTLPTIM "ftlptim"[ \t]*\(
FTCHNLS "ftchnls"[ \t]*\(
I "i"[ \t]*\(
K "k"[ \t]*\(
CPSOCT "cpsoct"[ \t]*\(
OCTPCH "octpch"[ \t]*\(
CPSPCH "cpspch"[ \t]*\(
PCHOCT "pchoct"[ \t]*\(
OCTCPS "octcps"[ \t]*\(
NSAMP "nsamp"[ \t]*\(
POWOFTWO "powoftwo"[ \t]*\(
LOGBTWO "logbtwo"[ \t]*\(
A "a"[ \t]*\(
TB0 "tb0"[ \t]*\(
TB1 "tb1"[ \t]*\(
TB2 "tb2"[ \t]*\(
TB3 "tb3"[ \t]*\(
TB4 "tb4"[ \t]*\(
TB5 "tb5"[ \t]*\(
TB6 "tb6"[ \t]*\(
TB7 "tb7"[ \t]*\(
TB8 "tb8"[ \t]*\(
TB9 "tb9"[ \t]*\(
TB10 "tb10"[ \t]*\(
TB11 "tb11"[ \t]*\(
TB12 "tb12"[ \t]*\(
TB13 "tb13"[ \t]*\(
TB14 "tb14"[ \t]*\(
TB15 "tb15"[ \t]*\(
URD "urd"[ \t]*\(
NOT "not"[ \t]*\(
CENT "cent"[ \t]*\(
OCTAVE "octave"[ \t]*\(
SEMITONE "semitone"[ \t]*\(
CPSMIDIN "cpsmidinn"[ \t]*\(
OCTMIDIN "octmidinn"[ \t]*\(
PCHMIDIN "pchmidinn"[ \t]*\(
DB "db"[ \t]*\(
P "p"[ \t]*\(
QINF "qinf"[ \t]*\(
QNAN "qnan"[ \t]*\(
%X incl
%x macro
%x umacro
%x ifdef
%%
{RESET} { csound_preset_lineno(csound->orcLineOffset, yyscanner);
csound->Free(csound, PARM->alt_stack);
}
{CONT} {
char bb[80];
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
if (PARM->isString==0) {
sprintf(bb, "#sline %d ", csound_preget_lineno(yyscanner));
corfile_puts(csound, bb, csound->expanded_orc);
}
}
{NEWLINE} {
corfile_putc(csound, '\n', csound->expanded_orc);
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
}
"//" {
if (PARM->isString != 1) {
comment(yyscanner);
corfile_putc(csound, '\n', csound->expanded_orc);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
}
else {
corfile_puts(csound, yytext, csound->expanded_orc);
}
}
";" {
if (PARM->isString != 1) {
comment(yyscanner);
corfile_putc(csound, '\n', csound->expanded_orc);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
}
else {
corfile_puts(csound, yytext, csound->expanded_orc);
}
//corfile_putline(csound_preget_lineno(yyscanner),
// csound->expanded_orc);
}
{STCOM} {
if (PARM->isString != 1)
do_comment(yyscanner);
else
corfile_puts(csound, yytext, csound->expanded_orc);
}
{ESCAPE} { corfile_puts(csound, yytext, csound->expanded_orc); }
{STSTR} {
corfile_putc(csound, '"', csound->expanded_orc);
PARM->isString = !PARM->isString;
if (PARM->isinclude && PARM->isString==0) {
do_new_include(csound, yyscanner);
PARM->isinclude = 0;
}
}
{XSTR} {
char c, *str = yytext;
if (PARM->isString == 1)
yyless(2);
while ((c = *str++) != '\0') {
switch(c) {
case '\r': if (*str == '\n') continue;
case '\n':
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
break;
default: break;
}
}
corfile_puts(csound, yytext, csound->expanded_orc);
}
{MACRONAME}|{MACRONAMED} {
MACRO *mm = csound->orc_macros;
//printf("macro name >>%s<<\n", yytext);
mm = find_definition(mm, yytext+1);
if (UNLIKELY(mm == NULL)) {
csound->Message(csound,Str("Undefined macro: '%s'"), yytext);
//csound->LongJmp(csound, 1);
corfile_puts(csound, "$error", csound->expanded_orc);
}
else {
/* Need to read from macro definition */
if (UNLIKELY(PARM->macro_stack_ptr +1 >=
PARM->macro_stack_size )) {
PARM->alt_stack =
(MACRON*)
csound->ReAlloc(csound, PARM->alt_stack,
sizeof(MACRON)*
(PARM->macro_stack_size+=S_INC));
if (UNLIKELY(PARM->alt_stack == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
PARM->alt_stack[PARM->macro_stack_ptr].n = 0;
PARM->alt_stack[PARM->macro_stack_ptr].line =
csound_preget_lineno(yyscanner);
PARM->alt_stack[PARM->macro_stack_ptr].path = NULL;
PARM->alt_stack[PARM->macro_stack_ptr++].s = NULL;
yypush_buffer_state(YY_CURRENT_BUFFER, yyscanner);
csound_preset_lineno(1, yyscanner);
if (UNLIKELY(PARM->depth>1022)) {
csound->Message(csound,
Str("macros/include nested too deep: "));
csound->LongJmp(csound, 1);
}
PARM->lstack[++PARM->depth] =
(strchr(mm->body,'\n') ?file_to_int(csound, yytext) : 63);
yy_scan_string(mm->body, yyscanner);
/* csound->DebugMsg(csound,"%p\n", YY_CURRENT_BUFFER); */
}
}
{MACRONAMEA}|{MACRONAMEDA} {
MACRO *mm = csound->orc_macros;
int err = 0;
char *mname;
int c, i, j, cnt=0;
//csound->DebugMsg(csound,"Macro with arguments call %s\n",
// yytext);
yytext[yyleng-1] = '\0';
mm = find_definition(csound->orc_macros, yytext+1);
if (UNLIKELY(mm == NULL)) {
csound->Message(csound,Str("Undefined macro: '%s'"), yytext);
corfile_puts(csound, "$error", csound->expanded_orc);
}
else {
mname = yytext;
/* Need to read from macro definition */
csound->DebugMsg(csound,"Looking for %d args\n", mm->acnt);
for (j = 0; j < mm->acnt; j++) {
char term = (j == mm->acnt - 1 ? ')' : '\'');
/* Compatability */
char trm1 = (j == mm->acnt - 1 ? ')' : '#');
MACRO *nn = (MACRO*) csound->Malloc(csound, sizeof(MACRO));
int size = 100;
if (UNLIKELY(nn == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
nn->name = csound->Malloc(csound, strlen(mm->arg[j]) + 1);
if (UNLIKELY(nn->name == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
csound->DebugMsg(csound,"Arg %d: %s\n", j+1, mm->arg[j]);
strcpy(nn->name, mm->arg[j]);
csound->Message(csound, "defining argument %s ",
nn->name);
i = 0;
nn->body = (char*) csound->Malloc(csound, 100);
if (UNLIKELY(nn->body == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
while (1) {
c = input(yyscanner);
if (cnt==0 && ( c==term || c==trm1)) break;
if (UNLIKELY(cnt==0 && c == ')')) {
csound->Message(csound,
Str("Too few arguments to macro\n"));
corfile_puts(csound, "$error", csound->expanded_orc);
err = 1; break;
}
if (c=='(') cnt++;
if (c==')') cnt--;
if (c == '\\') {
int newc = input(yyscanner);
if (newc == ')')
nn->body[i++] = c;
c = newc;
}
if (UNLIKELY(i > 98)) {
csound->Message(csound,
Str("Missing argument "
"terminator\n%.98s"),
nn->body);
corfile_puts(csound, "$error", csound->expanded_orc);
err = 1; break;
}
nn->body[i++] = c;
if (UNLIKELY(i >= size)) {
nn->body = csound->ReAlloc(csound, nn->body,
size += 100);
if (UNLIKELY(nn->body == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
}
nn->body[i] = '\0';
csound->Message(csound, "as...#%s#\n", nn->body);
nn->acnt = 0; /* No arguments for arguments */
nn->next = csound->orc_macros;
csound->orc_macros = nn;
}
if (!err) {
//csound->DebugMsg(csound,"New body: ...#%s#\n", mm->body);
if (UNLIKELY(PARM->macro_stack_ptr +1 >=
PARM->macro_stack_size )) {
PARM->alt_stack =
(MACRON*)
csound->ReAlloc(csound, PARM->alt_stack,
sizeof(MACRON)*
(PARM->macro_stack_size+=S_INC));
if (UNLIKELY(PARM->alt_stack == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
/* csound->DebugMsg(csound, */
/* "macro_stack extends alt_stack to %d long\n", */
/* PARM->macro_stack_size); */
}
PARM->alt_stack[PARM->macro_stack_ptr].n =
csound->orc_macros->acnt;
PARM->alt_stack[PARM->macro_stack_ptr].line =
csound_preget_lineno(yyscanner);
PARM->alt_stack[PARM->macro_stack_ptr].path = NULL;
PARM->alt_stack[PARM->macro_stack_ptr++].s = csound->orc_macros;
PARM->alt_stack[PARM->macro_stack_ptr].n = 0;
PARM->alt_stack[PARM->macro_stack_ptr].line =
csound_preget_lineno(yyscanner);
PARM->alt_stack[PARM->macro_stack_ptr].path = NULL;
/* printf("stacked line = %llu at %d\n", */
/* csound_preget_lineno(yyscanner), */
/* PARM->macro_stack_ptr-1); */
PARM->alt_stack[PARM->macro_stack_ptr].s = NULL;
//csound->DebugMsg(csound,"Push %p macro stack\n",
// csound->orc_macros);
yypush_buffer_state(YY_CURRENT_BUFFER, yyscanner);
csound_preset_lineno(1, yyscanner);
if (UNLIKELY(PARM->depth>1022)) {
csound->Message(csound,
Str("macros/include nested too deep: "));
corfile_puts(csound, "$error", csound->expanded_orc);
err = 1;
}
}
if (!err) {
PARM->lstack[++PARM->depth] =
(strchr(mm->body,'\n') ?file_to_int(csound, mname) : 63);
yy_scan_string(mm->body, yyscanner);
csound_preset_lineno(0, yyscanner); /* for Valgrind */
}
}
}
{INCLUDESTR} {
if (PARM->isString != 1)
PARM->isinclude = 1;
else
corfile_puts(csound, yytext, csound->expanded_orc);
}
{INCLUDE} {
if (PARM->isString != 1)
BEGIN(incl);
else
corfile_puts(csound, yytext, csound->expanded_orc);
}
<incl>[ \t]* /* eat the whitespace */
<incl>. { /* got the include file name */
do_include(csound, yytext[0], yyscanner);
BEGIN(INITIAL);
}
#exit { corfile_putc(csound, '\0', csound->expanded_orc);
corfile_putc(csound, '\0', csound->expanded_orc);
//delete_macros(csound, yyscanner);
return 0;}
<<EOF>> {
MACRO *x, *y=NULL;
int n;
/* csound->DebugMsg(csound,"*********Leaving buffer %p\n", */
/* YY_CURRENT_BUFFER); */
yypop_buffer_state(yyscanner);
PARM->depth--;
if (UNLIKELY(PARM->depth > 1024))
csound->Die(csound, Str("unexpected EOF!"));
PARM->llocn = PARM->locn; PARM->locn = make_location(PARM);
/* csound->DebugMsg(csound,"%s(%d): loc=%Ld; lastloc=%Ld\n", */
/* __FILE__, __LINE__, */
/* PARM->llocn, PARM->locn); */
if ( !YY_CURRENT_BUFFER ) yyterminate();
csound->DebugMsg(csound,"End of input; popping to %p\n",
YY_CURRENT_BUFFER);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
n = PARM->alt_stack[--PARM->macro_stack_ptr].n;
if (PARM->alt_stack[PARM->macro_stack_ptr].path) {
//printf("restoring path from %s to %s\n",
// PARM->path, PARM->alt_stack[PARM->macro_stack_ptr].path);
free(PARM->path);
PARM->path = PARM->alt_stack[PARM->macro_stack_ptr].path;
}
/* printf("lineno on stack is %llu\n", */
/* PARM->alt_stack[PARM->macro_stack_ptr].line); */
csound->DebugMsg(csound,"n=%d\n", n);
if (n!=0) {
/* We need to delete n macros starting with y */
y = PARM->alt_stack[PARM->macro_stack_ptr].s;
x = csound->orc_macros;
if (x==y) {
while (n>0) {
mfree(csound, y->name); x=y->next;
mfree(csound, y); y=x; n--;
}
csound->orc_macros = x;
}
else {
MACRO *nxt = y->next;
while (x->next != y) x = x->next;
while (n>0) {
nxt = y->next;
mfree(csound, y->name); mfree(csound, y); y=nxt; n--;
}
x->next = nxt;
}
y->next = x;
}
csound_preset_lineno(PARM->alt_stack[PARM->macro_stack_ptr].line,
yyscanner);
csound->DebugMsg(csound, "csound_pre(%d): line now %d at %d\n",
__LINE__,
csound_preget_lineno(yyscanner),
PARM->macro_stack_ptr);
csound->DebugMsg(csound,
"End of input segment: macro pop %p -> %p\n",
y, csound->orc_macros);
//csound_preset_lineno(PARM->alt_stack[PARM->macro_stack_ptr].line,
// yyscanner);
//print_csound_predata(csound,"Before pre_line", yyscanner);
csound_pre_line(csound, csound->orchstr, yyscanner);
//print_csound_predata(csound,"After pre_line", yyscanner);
}
{DEFINE} {
if (PARM->isString != 1)
BEGIN(macro);
else
corfile_puts(csound, yytext, csound->expanded_orc);
}
<macro>[ \t]* /* eat the whitespace */
<macro>{MACROB} {
yytext[yyleng-1] = '\0';
csound->DebugMsg(csound,"Define macro with args %s\n",
yytext);
/* print_csound_predata(csound, "Before do_macro_arg",
yyscanner); */
do_umacroq(csound, yytext, yyscanner);
do_macro_arg(csound, yytext, yyscanner);
//print_csound_predata(csound,"After do_macro_arg", yyscanner);
BEGIN(INITIAL);
}
<macro>{MACRO} {
csound->DebugMsg(csound,"Define macro %s\n", yytext);
/* print_csound_predata(csound,"Before do_macro", yyscanner); */
do_umacroq(csound, yytext, yyscanner);
do_macro(csound, yytext, yyscanner);
//print_csound_predata(csound,"After do_macro", yyscanner);
BEGIN(INITIAL);
}
<macro>. { csound->Message(csound,
Str("Unexpected character %c(%.2x) line %d\n"),
yytext[0], yytext[0],
csound_preget_lineno(yyscanner));
csound->LongJmp(csound, 1);
}
{UNDEF} {
if (PARM->isString != 1)
BEGIN(umacro);
else
corfile_puts(csound, yytext, csound->expanded_orc);
}
<umacro>[ \t]* /* eat the whitespace */
<umacro>{MACRO} {
csound->DebugMsg(csound,"Undefine macro %s\n", yytext);
do_umacro(csound, yytext, yyscanner);
BEGIN(INITIAL);
}
{IFDEF} {
if (PARM->isString != 1) {
PARM->isIfndef = (yytext[3] == 'n'); /* #ifdef or #ifndef */
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
corfile_putc(csound, '\n', csound->expanded_orc);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
BEGIN(ifdef);
}
else {
corfile_puts(csound, yytext, csound->expanded_orc);
}
}
<ifdef>[ \t]* /* eat the whitespace */
<ifdef>{IDENT} {
do_ifdef(csound, yytext, yyscanner);
BEGIN(INITIAL);
}
{ELSE} {
if (PARM->isString != 1) {
if (PARM->ifdefStack == NULL) {
csound->Message(csound, Str("#else without #if\n"));
csound->LongJmp(csound, 1);
}
else if (PARM->ifdefStack->isElse) {
csound->Message(csound, Str("#else after #else\n"));
csound->LongJmp(csound, 1);
}
PARM->ifdefStack->isElse = 1;
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
corfile_putc(csound, '\n', csound->expanded_orc);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
do_ifdef_skip_code(csound, yyscanner);
}
else {
corfile_puts(csound, yytext, csound->expanded_orc);
}
}
{END} {
if (PARM->isString != 1) {
IFDEFSTACK *pp = PARM->ifdefStack;
if (UNLIKELY(pp == NULL)) {
csound->Message(csound, Str("Unmatched #end\n"));
csound->LongJmp(csound, 1);
}
PARM->ifdefStack = pp->prv;
csound_preset_lineno(1+csound_preget_lineno(yyscanner),
yyscanner);
corfile_putc(csound, '\n', csound->expanded_orc);
csound_pre_line(csound, csound->expanded_orc, yyscanner);
mfree(csound, pp);
}
else {
corfile_puts(csound, yytext, csound->expanded_orc);
}
}
{IDENT} { corfile_puts(csound, yytext,csound->expanded_orc); }
{INT} { do_function(csound, yytext,csound->expanded_orc); }
{FRAC} { do_function(csound, yytext,csound->expanded_orc); }
{ROUND} { do_function(csound, yytext,csound->expanded_orc); }
{FLOOR} { do_function(csound, yytext,csound->expanded_orc); }
{CEIL} { do_function(csound, yytext,csound->expanded_orc); }
{RND} { do_function(csound, yytext,csound->expanded_orc); }
{BIRND} { do_function(csound, yytext,csound->expanded_orc); }
{ABS} { do_function(csound, yytext,csound->expanded_orc); }
{EXP} { do_function(csound, yytext,csound->expanded_orc); }
{LOG} { do_function(csound, yytext,csound->expanded_orc); }
{SQRT} { do_function(csound, yytext,csound->expanded_orc); }
{SIN} { do_function(csound, yytext,csound->expanded_orc); }
{COS} { do_function(csound, yytext,csound->expanded_orc); }
{TAN} { do_function(csound, yytext,csound->expanded_orc); }
{SININV} { do_function(csound, yytext,csound->expanded_orc); }
{COSINV} { do_function(csound, yytext,csound->expanded_orc); }
{TANINV} { do_function(csound, yytext,csound->expanded_orc); }
{LOG10} { do_function(csound, yytext,csound->expanded_orc); }
{LOG2} { do_function(csound, yytext,csound->expanded_orc); }
{SINH} { do_function(csound, yytext,csound->expanded_orc); }
{COSH} { do_function(csound, yytext,csound->expanded_orc); }
{TANH} { do_function(csound, yytext,csound->expanded_orc); }
{AMPDB} { do_function(csound, yytext,csound->expanded_orc); }
{AMPDBFS} { do_function(csound, yytext,csound->expanded_orc); }
{DBAMP} { do_function(csound, yytext,csound->expanded_orc); }
{DBFSAMP} { do_function(csound, yytext,csound->expanded_orc); }
{FTCPS} { do_function(csound, yytext,csound->expanded_orc); }
{FTLEN} { do_function(csound, yytext,csound->expanded_orc); }
{FTSR} { do_function(csound, yytext,csound->expanded_orc); }
{FTLPTIM} { do_function(csound, yytext,csound->expanded_orc); }
{FTCHNLS} { do_function(csound, yytext,csound->expanded_orc); }
{I} { do_function(csound, yytext,csound->expanded_orc); }
{K} { do_function(csound, yytext,csound->expanded_orc); }
{CPSOCT} { do_function(csound, yytext,csound->expanded_orc); }
{OCTPCH} { do_function(csound, yytext,csound->expanded_orc); }
{CPSPCH} { do_function(csound, yytext,csound->expanded_orc); }
{PCHOCT} { do_function(csound, yytext,csound->expanded_orc); }
{OCTCPS} { do_function(csound, yytext,csound->expanded_orc); }
{NSAMP} { do_function(csound, yytext,csound->expanded_orc); }
{POWOFTWO} { do_function(csound, yytext,csound->expanded_orc); }
{LOGBTWO} { do_function(csound, yytext,csound->expanded_orc); }
{A} { do_function(csound, yytext,csound->expanded_orc); }
{TB0} { do_function(csound, yytext,csound->expanded_orc); }
{TB1} { do_function(csound, yytext,csound->expanded_orc); }
{TB2} { do_function(csound, yytext,csound->expanded_orc); }
{TB3} { do_function(csound, yytext,csound->expanded_orc); }
{TB4} { do_function(csound, yytext,csound->expanded_orc); }
{TB5} { do_function(csound, yytext,csound->expanded_orc); }
{TB6} { do_function(csound, yytext,csound->expanded_orc); }
{TB7} { do_function(csound, yytext,csound->expanded_orc); }
{TB8} { do_function(csound, yytext,csound->expanded_orc); }
{TB9} { do_function(csound, yytext,csound->expanded_orc); }
{TB10} { do_function(csound, yytext,csound->expanded_orc); }
{TB11} { do_function(csound, yytext,csound->expanded_orc); }
{TB12} { do_function(csound, yytext,csound->expanded_orc); }
{TB13} { do_function(csound, yytext,csound->expanded_orc); }
{TB14} { do_function(csound, yytext,csound->expanded_orc); }
{TB15} { do_function(csound, yytext,csound->expanded_orc); }
{URD} { do_function(csound, yytext,csound->expanded_orc); }
{NOT} { do_function(csound, yytext,csound->expanded_orc); }
{CENT} { do_function(csound, yytext,csound->expanded_orc); }
{OCTAVE} { do_function(csound, yytext,csound->expanded_orc); }
{SEMITONE} { do_function(csound, yytext,csound->expanded_orc); }
{CPSMIDIN} { do_function(csound, yytext,csound->expanded_orc); }
{OCTMIDIN} { do_function(csound, yytext,csound->expanded_orc); }
{PCHMIDIN} { do_function(csound, yytext,csound->expanded_orc); }
{DB} { do_function(csound, yytext,csound->expanded_orc); }
{P} { do_function(csound, yytext,csound->expanded_orc); }
{QINF} { do_function(csound, yytext,csound->expanded_orc); }
{QNAN} { do_function(csound, yytext,csound->expanded_orc); }
. { corfile_putc(csound, yytext[0], csound->expanded_orc); }
%%
void comment(yyscan_t yyscanner) /* Skip until nextline */
{
char c;
struct yyguts_t *yyg = (struct yyguts_t*)yyscanner;
while ((c = input(yyscanner)) != '\n' && c != '\r') { /* skip */
if (UNLIKELY((int)c == EOF)) {
YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
return;
}
}
if (c == '\r' && (c = input(yyscanner)) != '\n') {
if (LIKELY((int)c != EOF))
unput(c);
else
YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
}
csound_preset_lineno(1+csound_preget_lineno(yyscanner),yyscanner);
}
void do_comment(yyscan_t yyscanner) /* Skip until * and / chars */
{
int c;
struct yyguts_t *yyg = (struct yyguts_t*)yyscanner;
TOP:
c = input(yyscanner);
switch (c) {
NL:
case '\n':
csound_preset_lineno(1+csound_preget_lineno(yyscanner),yyscanner);
goto TOP;
case '*':
AST:
c = input(yyscanner);
switch (c) {
case '*':
goto AST;
case '\n':
goto NL;
case '/':
return;
case EOF:
goto ERR;
default:
goto TOP;
}
case EOF:
ERR:
YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
YY_BUFFER_EOF_PENDING;
return;
default:
goto TOP;
}
}
#ifndef WIN32
int isDir(char *path) {
struct stat statbuf;
if (stat(path, &statbuf) != 0)
return 0;
return S_ISDIR(statbuf.st_mode);
}
#else
int isDir(char *path) { return 0;}
#endif
void do_include(CSOUND *csound, int term, yyscan_t yyscanner)
{
char buffer[100];
int p=0;
int c;
CORFIL *cf;
struct yyguts_t *yyg = (struct yyguts_t*)yyscanner;
while ((c=input(yyscanner))!=term) {
if (c=='\n' || c==EOF) {
csound->Warning(csound, Str("Ill formed #include ignored"));
return;
}
buffer[p] = c;
p++;
}
buffer[p] = '\0';
//printf("****buffer >>%s<<\n", buffer);
while ((c=input(yyscanner))!='\n');
if (UNLIKELY(PARM->depth++>=1024)) {
csound->Die(csound, Str("Includes nested too deeply"));
}
csound_preset_lineno(1+csound_preget_lineno(yyscanner), yyscanner);
csound->DebugMsg(csound,"line %d at end of #include line\n",
csound_preget_lineno(yyscanner));
{
uint8_t n = file_to_int(csound, buffer);
char bb[128];
PARM->lstack[PARM->depth] = n;
sprintf(bb, "#source %"PRIu64"\n", PARM->locn = make_location(PARM));
PARM->llocn = PARM->locn;
corfile_puts(csound, bb, csound->expanded_orc);
}
csound->DebugMsg(csound,"reading included file \"%s\"\n", buffer);
if (UNLIKELY(isDir(buffer)))
csound->Warning(csound, Str("%s is a directory; not including"), buffer);
if (PARM->path && buffer[0]!= DIRSEP) { // if nested included directories
char tmp[1024];
printf("using path %s\n", PARM->path);
strncpy(tmp, PARM->path, 1023);
strcat(tmp, "/");
strncat(tmp, buffer, 1022-strlen(tmp));
if ((cf = copy_to_corefile(csound, tmp, "INCDIR", 0))==NULL)
cf = copy_to_corefile(csound, buffer, "INCDIR", 0);
}
else cf = copy_to_corefile(csound, buffer, "INCDIR", 0);
if (UNLIKELY(cf == NULL))
csound->Die(csound,
Str("Cannot open #include'd file %s\n"), buffer);
if (UNLIKELY(PARM->macro_stack_ptr +1 >= PARM->macro_stack_size )) {
PARM->alt_stack =
(MACRON*) csound->ReAlloc(csound, PARM->alt_stack,
sizeof(MACRON)*(PARM->macro_stack_size+=S_INC));
if (UNLIKELY(PARM->alt_stack == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
/* csound->DebugMsg(csound, "alt_stack now %d long,\n", */
/* PARM->macro_stack_size); */
}
csound->DebugMsg(csound,"cso_pre(%d): stacking line %d at %d\n", __LINE__,
csound_preget_lineno(yyscanner),PARM->macro_stack_ptr);
PARM->alt_stack[PARM->macro_stack_ptr].n = 0;
PARM->alt_stack[PARM->macro_stack_ptr].line = csound_preget_lineno(yyscanner);
if (strrchr(buffer,DIRSEP)) {
PARM->alt_stack[PARM->macro_stack_ptr].path = PARM->path;
printf("setting path from %s to ", PARM->path);
PARM->path = strdup(buffer); /* wasteful! */
*(strrchr(PARM->path,DIRSEP)) = '\0';
printf("%s\n",PARM->path);
}
else PARM->alt_stack[PARM->macro_stack_ptr].path = NULL;
PARM->alt_stack[PARM->macro_stack_ptr++].s = NULL;
csound_prepush_buffer_state(YY_CURRENT_BUFFER, yyscanner);
csound_pre_scan_string(cf->body, yyscanner);
corfile_rm(csound, &cf);
csound->DebugMsg(csound,"Set line number to 1\n");
csound_preset_lineno(1, yyscanner);
}
void do_new_include(CSOUND *csound, yyscan_t yyscanner)
{
char buffer[128];
CORFIL *cf = csound->expanded_orc;
int p = cf->p-2;
struct yyguts_t *yyg = (struct yyguts_t*)yyscanner;
//printf("*** in do_new_include\n");
cf->body[p+1] = '\0';
while (cf->body[p]!='"') p--;
//printf("*** name is >>%s<<\n", &cf->body[p]);
cf->body[p] = '\0';
strncpy(buffer, &cf->body[p+1],127); buffer[127]='\0';
cf->p = p;
//printf("****buffer >>%s<<\n", buffer);
while ((input(yyscanner))!='\n');
if (UNLIKELY(PARM->depth++>=1024)) {
csound->Die(csound, Str("Includes nested too deeply"));
}
csound_preset_lineno(1+csound_preget_lineno(yyscanner), yyscanner);
csound->DebugMsg(csound,"line %d at end of #include line\n",
csound_preget_lineno(yyscanner));
{
uint8_t n = file_to_int(csound, buffer);
char bb[128];
PARM->lstack[PARM->depth] = n;
sprintf(bb, "#source %"PRIu64"\n", PARM->locn = make_location(PARM));
PARM->llocn = PARM->locn;
corfile_puts(csound, bb, csound->expanded_orc);
}
csound->DebugMsg(csound,"reading mincluded file \"%s\"\n", buffer);
if (UNLIKELY(isDir(buffer)))
csound->Warning(csound, Str("%s is a directory; not including"), buffer);
if (PARM->path && buffer[0]!=DIRSEP) {
char tmp[1024];
strncpy(tmp, PARM->path, 1023);
strcat(tmp, "/");
strncat(tmp, buffer, 1022-strlen(tmp));
cf = copy_to_corefile(csound, tmp, "INCDIR", 0);
}
else cf = copy_to_corefile(csound, buffer, "INCDIR", 0);
if (UNLIKELY(cf == NULL))
csound->Die(csound,
Str("Cannot open #include'd file %s\n"), buffer);
if (UNLIKELY(PARM->macro_stack_ptr +1 >= PARM->macro_stack_size )) {
PARM->alt_stack =
(MACRON*) csound->ReAlloc(csound, PARM->alt_stack,
sizeof(MACRON)*(PARM->macro_stack_size+=S_INC));
if (UNLIKELY(PARM->alt_stack == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
/* csound->DebugMsg(csound, "alt_stack now %d long,\n", */
/* PARM->macro_stack_size); */
}
csound->DebugMsg(csound,"cso_pre(%d): stacking line %d at %d\n", __LINE__,
csound_preget_lineno(yyscanner),PARM->macro_stack_ptr);
PARM->alt_stack[PARM->macro_stack_ptr].n = 0;
PARM->alt_stack[PARM->macro_stack_ptr].line = csound_preget_lineno(yyscanner);
if (strrchr(buffer,DIRSEP)) {
PARM->alt_stack[PARM->macro_stack_ptr].path = PARM->path;
PARM->path = strdup(buffer); /* wasteful! */
*(strrchr(PARM->path,DIRSEP)) = '\0';
}
else PARM->alt_stack[PARM->macro_stack_ptr].path = NULL;
PARM->alt_stack[PARM->macro_stack_ptr++].s = NULL;
csound_prepush_buffer_state(YY_CURRENT_BUFFER, yyscanner);
csound_pre_scan_string(cf->body, yyscanner);
corfile_rm(csound, &cf);
csound->DebugMsg(csound,"Set line number to 1\n");
csound_preset_lineno(1, yyscanner);
}
static inline int isNameChar(int c, int pos)
{
c = (int) ((unsigned char) c);
return (isalpha(c) || (pos && (c == '_' || isdigit(c))));
}
static void do_macro_arg(CSOUND *csound, char *name0, yyscan_t yyscanner)
{
MACRO *mm = (MACRO*) csound->Malloc(csound, sizeof(MACRO));
int arg = 0, i, c;
int size = 100;
int mlen = 40;
char *q = name0;
char *mname = malloc(mlen);
if (UNLIKELY(mm == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
mm->margs = MARGS; /* Initial size */
mm->name = (char*)csound->Malloc(csound, strlen(name0) + 1);
if (UNLIKELY(mm->name == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
strcpy(mm->name, name0);
do {
i = 0;
q = name0;
mname[i++] = '`';
while ((c = *q++)) {
mname[i++] = c;
if (UNLIKELY(i==mlen))
mname = (char *)realloc(mname, mlen+=40);
if (UNLIKELY(mname == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
mname[i++] = '`';
if (UNLIKELY(i==mlen)) {
mname = (char *)realloc(mname, mlen+=40);
if (UNLIKELY(mname == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
mname[i++] = '`';
if (UNLIKELY(i==mlen)) {
mname = (char *)realloc(mname, mlen+=40);
if (UNLIKELY(mname == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
while (isspace((c = input(yyscanner))));
while (isNameChar(c, i)) {
mname[i++] = c;
if (UNLIKELY(i==mlen)) {
mname = (char *)realloc(mname, mlen+=40);
if (UNLIKELY(mname == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
}
c = input(yyscanner);
}
mname[i] = '\0';
mm->arg[arg] = csound->Malloc(csound, i + 1);
if (UNLIKELY(mm->arg[arg] == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
strcpy(mm->arg[arg++], mname);
if (UNLIKELY(arg >= mm->margs)) {
mm = (MACRO*) csound->ReAlloc(csound, mm, sizeof(MACRO)
+ mm->margs * sizeof(char*));
if (UNLIKELY(mm == NULL)) {
csound->Message(csound, Str("Memory exhausted"));
csound->LongJmp(csound, 1);
}
mm->margs += MARGS;
}
while (isspace(c))
c = input(yyscanner);
} while (c == '\'' || c == '#');
if (UNLIKELY(c != ')')) {
csound->Message(csound, Str("macro error\n"));
}
free(mname);
c = input(yyscanner);
while (c!='#') {
if (UNLIKELY(c==EOF)) csound->Die(csound, Str("define macro runaway\n"));
else if (c==';') {
while ((c=input(yyscanner))!= '\n')
if (UNLIKELY(c==EOF)) {
csound->Die(csound, Str("define macro runaway\n"));
}
}
else if (c=='/') {
if ((c=input(yyscanner))=='/') {
while ((c=input(yyscanner))!= '\n')
if (UNLIKELY(c==EOF))