FILE_LOCAL
void doif(int hash)
/*
* Process an #if, #ifdef, or #ifndef. The latter two are straightforward,
* while #if needs a subroutine of its own to evaluate the expression.
*
* doif() is called only if compiling is TRUE. If false, compilation
* is always supressed, so we don't need to evaluate anything. This
* supresses unnecessary warnings.
*/
{
register int c;
register int found;
if ((c = skipws()) == '\n' || c == EOF_CHAR) {
unget();
goto badif;
}
if (hash == L_if) {
unget();
found = (eval() != 0); /* Evaluate expr, != 0 is TRUE */
hash = L_ifdef; /* #if is now like #ifdef */
}
else {
if (type[c] != LET) /* Next non-blank isn't letter */
goto badif; /* ... is an error */
found = (lookid(c) != NULL); /* Look for it in symbol table */
}
if (found == (hash == L_ifdef)) {
compiling = TRUE;
*ifptr |= TRUE_SEEN;
}
else {
compiling = FALSE;
}
return;
badif: cerror("#if, #ifdef, or #ifndef without an argument", NULLST);
#if !OLD_PREPROCESSOR
skipnl(); /* Prevent an extra */
unget(); /* Error message */
#endif
return;
}
/*
* Process an #if, #ifdef, or #ifndef. The latter two are straightforward,
* while #if needs a subroutine of its own to evaluate the expression.
*
* doif() is called only if compiling is TRUE. If false, compilation
* is always suppressed, so we don't need to evaluate anything. This
* suppresses unnecessary warnings.
*/
FILE_LOCAL void doif(int hash)
{
int c;
int found;
if ((c = skipws()) == '\n' || c == EOF_CHAR)
{
unget();
goto badif;
}
if (hash == L_if)
{
unget();
found = (eval() != 0); /* Evaluate expr, != 0 is TRUE */
hash = L_ifdef; /* #if is now like #ifdef */
}
else
{
if (type[c] != LET) /* Next non-blank isn't letter */
goto badif; /* ... is an error */
found = (lookid(c) != NULL); /* Look for it in symbol table */
}
if (found == (hash == L_ifdef))
{
compiling = TRUE;
*ifptr |= TRUE_SEEN;
}
else
{
compiling = FALSE;
}
return;
badif: cerror("#if, #ifdef, or #ifndef without an argument", NULLST);
skipnl(); /* Prevent an extra */
unget(); /* Error message */
return;
}
static
Xfid*
fsyswalk(Xfid *x, Fid *f)
{
Fcall t;
int c, i, j, id;
Qid q;
uint8_t type;
uint32_t path;
Fid *nf;
Dirtab *d, *dir;
Window *w;
char *err;
nf = nil;
w = nil;
if(f->open)
return respond(x, &t, "walk of open file");
if(x->fid != x->newfid) {
nf = newfid(x->newfid);
if(nf->busy)
return respond(x, &t, "newfid already in use");
nf->busy = TRUE;
nf->open = FALSE;
nf->mntdir = f->mntdir;
if(f->mntdir)
f->mntdir->ref++;
nf->dir = f->dir;
nf->qid = f->qid;
nf->w = f->w;
nf->nrpart = 0; /* not open, so must be zero */
if(nf->w)
incref(nf->w);
f = nf; /* walk f */
}
t.nwqid = 0;
err = nil;
dir = nil;
id = WIN(f->qid);
q = f->qid;
if(x->nwname > 0) {
for(i=0; i<x->nwname; i++) {
if((q.type & QTDIR) == 0) {
err = Enotdir;
break;
}
if(strcmp(x->wname[i], "..") == 0) {
type = QTDIR;
path = Qdir;
id = 0;
if(w) {
winclose(w);
w = nil;
}
Accept:
if(i == MAXWELEM) {
err = "name too long";
break;
}
q.type = type;
q.vers = 0;
q.path = QID(id, path);
t.wqid[t.nwqid++] = q;
continue;
}
/* is it a numeric name? */
for(j=0; (c=x->wname[i][j]); j++)
if(c<'0' || '9'<c)
goto Regular;
/* yes: it's a directory */
if(w) /* name has form 27/23; get out before losing w */
break;
id = atoi(x->wname[i]);
qlock(&row);
w = lookid(id, FALSE);
if(w == nil) {
qunlock(&row);
break;
}
incref(w); /* we'll drop reference at end if there's an error */
path = Qdir;
type = QTDIR;
qunlock(&row);
dir = dirtabw;
goto Accept;
Regular:
// if(FILE(f->qid) == Qacme) /* empty directory */
// break;
if(strcmp(x->wname[i], "new") == 0) {
if(w)
error("w set in walk to new");
sendp(cnewwindow, nil); /* signal newwindowthread */
w = recvp(cnewwindow); /* receive new window */
incref(w);
type = QTDIR;
path = QID(w->id, Qdir);
id = w->id;
dir = dirtabw;
goto Accept;
}
if(id == 0)
d = dirtab;
else
d = dirtabw;
d++; /* skip '.' */
for(; d->name; d++)
if(strcmp(x->wname[i], d->name) == 0) {
path = d->qid;
type = d->type;
dir = d;
goto Accept;
}
break; /* file not found */
}
if(i==0 && err == nil)
err = Eexist;
}
if(err!=nil || t.nwqid<x->nwname) {
if(nf) {
nf->busy = FALSE;
fsysdelid(nf->mntdir);
}
} else if(t.nwqid == x->nwname) {
if(w) {
f->w = w;
w = nil; /* don't drop the reference */
}
if(dir)
f->dir = dir;
f->qid = q;
}
if(w != nil)
winclose(w);
return respond(x, &t, err);
}
/*
* Called from control when a #define is scanned. This module
* parses formal parameters and the replacement string. When
* the formal parameter name is encountered in the replacement
* string, it is replaced by a character in the range 128 to
* 128+NPARAM (this allows up to 32 parameters within the
* Dec Multinational range).
*
* There is some special case code to distinguish
* #define foo bar
* from #define foo() bar
*
* Also, we make sure that
* #define foo foo
* expands to "foo" but doesn't put cpp into an infinite loop.
*
* A warning message is printed if you redefine a symbol to a
* different text. I.e,
* #define foo 123
* #define foo 123
* is ok, but
* #define foo 123
* #define foo +123
* is not.
*
* The following subroutines are called from define():
* checkparm called when a token is scanned. It checks through the
* array of formal parameters. If a match is found, the
* token is replaced by a control byte which will be used
* to locate the parameter when the macro is expanded.
* textput puts a string in the macro work area (parm[]), updating
* parmp to point to the first free byte in parm[].
* textput() tests for work buffer overflow.
* charput puts a single character in the macro work area (parm[])
* in a manner analogous to textput().
*/
void dodefine()
{
int c;
DEFBUF* dp; /* -> new definition */
int isredefine; /* TRUE if redefined */
char* old = NULL; /* Remember redefined */
if (type[(c = skipws())] != LET)
goto bad_define;
isredefine = FALSE; /* Set if redefining */
if ((dp = lookid(c)) == NULL) /* If not known now */
dp = defendel(token, FALSE); /* Save the name */
else /* It's known: */
{
isredefine = TRUE; /* Remember this fact */
old = dp->repl; /* Remember replacement */
dp->repl = NULL; /* No replacement now */
}
parlist[0] = parmp = parm; /* Setup parm buffer */
if ((c = get()) == '(') /* With arguments? */
{
nargs = 0; /* Init formals counter */
do /* Collect formal parms */
{
if (nargs >= LASTPARM)
cfatal("Too many arguments for macro", NULLST);
else if ((c = skipws()) == ')')
break; /* Got them all */
else if (type[c] != LET) /* Bad formal syntax */
goto bad_define;
scanid(c); /* Get the formal param */
parlist[nargs++] = parmp; /* Save its start */
textput(token); /* Save text in parm[] */
}
while ((c = skipws()) == ','); /* Get another argument */
if (c != ')') /* Must end at ) */
goto bad_define;
c = ' '; /* Will skip to body */
}
else
{
/*
* DEF_NOARGS is needed to distinguish between
* "#define foo" and "#define foo()".
*/
nargs = DEF_NOARGS; /* No () parameters */
}
if (type[c] == SPA) /* At whitespace? */
c = skipws(); /* Not any more. */
workp = work; /* Replacement put here */
inmacro = TRUE; /* Keep \<newline> now */
while (c != EOF_CHAR && c != '\n') /* Compile macro body */
{
if (c == '#') /* Token concatenation? */
{
while (workp > work && type[(int)workp[-1]] == SPA)
--workp; /* Erase leading spaces */
save(TOK_SEP); /* Stuff a delimiter */
c = skipws(); /* Eat whitespace */
if (type[c] == LET) /* Another token here? */
; /* Stuff it normally */
else if (type[c] == DIG) /* Digit string after? */
{
while (type[c] == DIG) /* Stuff the digits */
{
save(c);
c = get();
}
save(TOK_SEP); /* Delimit 2nd token */
}
else
{
ciwarn("Strange character after # (%d.)", c);
}
continue;
}
switch (type[c])
{
case LET:
checkparm(c, dp); /* Might be a formal */
break;
case DIG: /* Number in mac. body */
case DOT: /* Maybe a float number */
scannumber(c, save); /* Scan it off */
break;
case QUO: /* String in mac. body */
stparmscan(c);
break;
case BSH: /* Backslash */
save('\\');
if ((c = get()) == '\n')
wrongline = TRUE;
save(c);
break;
case SPA: /* Absorb whitespace */
/*
* Note: the "end of comment" marker is passed on
* to allow comments to separate tokens.
*/
if (workp[-1] == ' ') /* Absorb multiple */
break; /* spaces */
else if (c == '\t')
c = ' '; /* Normalize tabs */
/* Fall through to store character */
default: /* Other character */
save(c);
break;
}
c = get();
}
inmacro = FALSE; /* Stop newline hack */
unget(); /* For control check */
if (workp > work && workp[-1] == ' ') /* Drop trailing blank */
workp--;
*workp = EOS; /* Terminate work */
dp->repl = savestring(work); /* Save the string */
dp->nargs = nargs; /* Save arg count */
#if OSL_DEBUG_LEVEL > 1
if (debug)
dumpadef("macro definition", dp);
else if (bDumpDefs)
dumpadef(NULL, dp);
#endif
if (isredefine) /* Error if redefined */
{
if ((old != NULL && dp->repl != NULL && !streq(old, dp->repl)) ||
(old == NULL && dp->repl != NULL) ||
(old != NULL && dp->repl == NULL))
{
#ifdef STRICT_UNDEF
cerror("Redefining defined variable \"%s\"", dp->name);
#else
cwarn("Redefining defined variable \"%s\"", dp->name);
#endif
}
if (old != NULL) /* We don't need the */
free(old); /* old definition now. */
}
return;
bad_define:
cerror("#define syntax error", NULLST);
inmacro = FALSE; /* Stop <newline> hack */
}
FILE_LOCAL
ReturnCode doif(struct Global *global, int hash)
{
/*
* Process an #if, #ifdef, or #ifndef. The latter two are straightforward,
* while #if needs a subroutine of its own to evaluate the expression.
*
* doif() is called only if compiling is TRUE. If false, compilation
* is always supressed, so we don't need to evaluate anything. This
* supresses unnecessary warnings.
*/
int c;
int found;
ReturnCode ret;
if( (c = skipws( global ) ) == '\n' || c == EOF_CHAR )
{
unget( global );
cerror( global, ERROR_MISSING_ARGUMENT );
#if !OLD_PREPROCESSOR
skipnl( global ); /* Prevent an extra */
unget( global ); /* Error message */
#endif
return(FPP_OK);
}
if( hash == L_if )
{
unget( global );
ret = eval( global, &found );
if( ret )
return( ret );
found = (found != 0); /* Evaluate expr, != 0 is TRUE */
hash = L_ifdef; /* #if is now like #ifdef */
}
else
{
if( type[c] != LET )
{ /* Next non-blank isn't letter */
/* ... is an error */
cerror( global, ERROR_MISSING_ARGUMENT );
#if !OLD_PREPROCESSOR
skipnl( global ); /* Prevent an extra */
unget( global ); /* Error message */
#endif
return(FPP_OK);
}
found = ( lookid( global, c ) != NULL ); /* Look for it in symbol table */
}
if( found == (hash == L_ifdef) )
{
compiling = TRUE;
*global->ifptr |= TRUE_SEEN;
}
else
compiling = FALSE;
return(FPP_OK);
}
int
rowload(Row *row, char *file, int initing)
{
int i, j, line, percent, y, nr, nfontr, n, ns, ndumped, dumpid, x, fd;
Biobuf *b, *bout;
char *buf, *l, *t, *fontname;
Rune *r, rune, *fontr;
Column *c, *c1, *c2;
uint q0, q1;
Rectangle r1, r2;
Window *w;
buf = fbufalloc();
if(file == nil){
if(home == nil){
warning(nil, "can't find file for load: $home not defined\n");
goto Rescue1;
}
sprint(buf, "%s/acme.dump", home);
file = buf;
}
b = Bopen(file, OREAD);
if(b == nil){
warning(nil, "can't open load file %s: %r\n", file);
goto Rescue1;
}
/* current directory */
line = 0;
l = rdline(b, &line);
if(l == nil)
goto Rescue2;
l[Blinelen(b)-1] = 0;
if(chdir(l) < 0){
warning(nil, "can't chdir %s\n", l);
goto Rescue2;
}
/* global fonts */
for(i=0; i<2; i++){
l = rdline(b, &line);
if(l == nil)
goto Rescue2;
l[Blinelen(b)-1] = 0;
if(*l && strcmp(l, fontnames[i])!=0)
rfget(i, TRUE, i==0 && initing, l);
}
if(initing && row->ncol==0)
rowinit(row, screen->clipr);
l = rdline(b, &line);
if(l == nil)
goto Rescue2;
j = Blinelen(b)/12;
if(j<=0 || j>10)
goto Rescue2;
for(i=0; i<j; i++){
percent = atoi(l+i*12);
if(percent<0 || percent>=100)
goto Rescue2;
x = row->r.min.x+percent*Dx(row->r)/100;
if(i < row->ncol){
if(i == 0)
continue;
c1 = row->col[i-1];
c2 = row->col[i];
r1 = c1->r;
r2 = c2->r;
r1.max.x = x;
r2.min.x = x+Border;
if(Dx(r1) < 50 || Dx(r2) < 50)
continue;
draw(screen, Rpt(r1.min, r2.max), display->white, nil, ZP);
colresize(c1, r1);
colresize(c2, r2);
r2.min.x = x;
r2.max.x = x+Border;
draw(screen, r2, display->black, nil, ZP);
}
if(i >= row->ncol)
rowadd(row, nil, x);
}
for(;;){
l = rdline(b, &line);
if(l == nil)
break;
dumpid = 0;
switch(l[0]){
case 'e':
if(Blinelen(b) < 1+5*12+1)
goto Rescue2;
l = rdline(b, &line); /* ctl line; ignored */
if(l == nil)
goto Rescue2;
l = rdline(b, &line); /* directory */
if(l == nil)
goto Rescue2;
l[Blinelen(b)-1] = 0;
if(*l == '\0'){
if(home == nil)
r = bytetorune("./", &nr);
else{
t = emalloc(strlen(home)+1+1);
sprint(t, "%s/", home);
r = bytetorune(t, &nr);
free(t);
}
}else
r = bytetorune(l, &nr);
l = rdline(b, &line); /* command */
if(l == nil)
goto Rescue2;
t = emalloc(Blinelen(b)+1);
memmove(t, l, Blinelen(b));
run(nil, t, r, nr, TRUE, nil, nil, FALSE);
/* r is freed in run() */
continue;
case 'f':
if(Blinelen(b) < 1+5*12+1)
goto Rescue2;
fontname = l+1+5*12;
ndumped = -1;
break;
case 'F':
if(Blinelen(b) < 1+6*12+1)
goto Rescue2;
fontname = l+1+6*12;
ndumped = atoi(l+1+5*12+1);
break;
case 'x':
if(Blinelen(b) < 1+5*12+1)
goto Rescue2;
fontname = l+1+5*12;
ndumped = -1;
dumpid = atoi(l+1+1*12);
break;
default:
goto Rescue2;
}
l[Blinelen(b)-1] = 0;
fontr = nil;
nfontr = 0;
if(*fontname)
fontr = bytetorune(fontname, &nfontr);
i = atoi(l+1+0*12);
j = atoi(l+1+1*12);
q0 = atoi(l+1+2*12);
q1 = atoi(l+1+3*12);
percent = atoi(l+1+4*12);
if(i<0 || i>10)
goto Rescue2;
if(i > row->ncol)
i = row->ncol;
c = row->col[i];
y = c->r.min.y+(percent*Dy(c->r))/100;
if(y<c->r.min.y || y>=c->r.max.y)
y = -1;
if(dumpid == 0)
w = coladd(c, nil, nil, y);
else
w = coladd(c, nil, lookid(dumpid, TRUE), y);
if(w == nil)
continue;
w->dumpid = j;
l = rdline(b, &line);
if(l == nil)
goto Rescue2;
l[Blinelen(b)-1] = 0;
r = bytetorune(l+5*12, &nr);
ns = -1;
for(n=0; n<nr; n++){
if(r[n] == '/')
ns = n;
if(r[n] == ' ')
break;
}
if(dumpid == 0)
winsetname(w, r, n);
for(; n<nr; n++)
if(r[n] == '|')
break;
wincleartag(w);
textinsert(&w->tag, w->tag.file->nc, r+n+1, nr-(n+1), TRUE);
if(ndumped >= 0){
/* simplest thing is to put it in a file and load that */
sprint(buf, "/tmp/d%d.%.4sacme", getpid(), getuser());
fd = create(buf, OWRITE|ORCLOSE, 0600);
if(fd < 0){
free(r);
warning(nil, "can't create temp file: %r\n");
goto Rescue2;
}
bout = emalloc(sizeof(Biobuf));
Binit(bout, fd, OWRITE);
for(n=0; n<ndumped; n++){
rune = Bgetrune(b);
if(rune == '\n')
line++;
if(rune == (Rune)Beof){
free(r);
Bterm(bout);
free(bout);
close(fd);
goto Rescue2;
}
Bputrune(bout, rune);
}
Bterm(bout);
free(bout);
textload(&w->body, 0, buf, 1);
close(fd);
w->body.file->mod = TRUE;
for(n=0; n<w->body.file->ntext; n++)
w->body.file->text[n]->w->dirty = TRUE;
winsettag(w);
}else if(dumpid==0 && r[ns+1]!='+' && r[ns+1]!='-')
get(&w->body, nil, nil, FALSE, XXX, nil, 0);
if(fontr){
fontx(&w->body, nil, nil, 0, 0, fontr, nfontr);
free(fontr);
}
free(r);
if(q0>w->body.file->nc || q1>w->body.file->nc || q0>q1)
q0 = q1 = 0;
textshow(&w->body, q0, q1, 1);
w->maxlines = min(w->body.nlines, max(w->maxlines, w->body.maxlines));
}
Bterm(b);
fbuffree(buf);
return TRUE;
Rescue2:
warning(nil, "bad load file %s:%d\n", file, line);
Bterm(b);
Rescue1:
fbuffree(buf);
return FALSE;
}
ReturnCode dodefine(struct Global *global)
{
/*
* Called from control when a #define is scanned. This module
* parses formal parameters and the replacement string. When
* the formal parameter name is encountered in the replacement
* string, it is replaced by a character in the range 128 to
* 128+NPARAM (this allows up to 32 parameters within the
* Dec Multinational range). If cpp is ported to an EBCDIC
* machine, you will have to make other arrangements.
*
* There is some special case code to distinguish
* #define foo bar
* from #define foo() bar
*
* Also, we make sure that
* #define foo foo
* expands to "foo" but doesn't put cpp into an infinite loop.
*
* A warning message is printed if you redefine a symbol to a
* different text. I.e,
* #define foo 123
* #define foo 123
* is ok, but
* #define foo 123
* #define foo +123
* is not.
*
* The following subroutines are called from define():
* checkparm called when a token is scanned. It checks through the
* array of formal parameters. If a match is found, the
* token is replaced by a control byte which will be used
* to locate the parameter when the macro is expanded.
* textput puts a string in the macro work area (parm[]), updating
* parmp to point to the first free byte in parm[].
* textput() tests for work buffer overflow.
* charput puts a single character in the macro work area (parm[])
* in a manner analogous to textput().
*/
int c;
DEFBUF *dp; /* -> new definition */
int isredefine; /* TRUE if redefined */
char *old = NULL; /* Remember redefined */
ReturnCode ret;
#if OK_CONCAT
int quoting; /* Remember we saw a # */
#endif
if (type[(c = skipws(global))] != LET) {
cerror(global, ERROR_DEFINE_SYNTAX);
global->inmacro = FALSE; /* Stop <newline> hack */
return(FPP_OK);
}
isredefine = FALSE; /* Set if redefining */
if ((dp = lookid(global, c)) == NULL) { /* If not known now */
dp = defendel(global, global->tokenbuf, FALSE); /* Save the name */
if(!dp)
return(FPP_OUT_OF_MEMORY);
} else { /* It's known: */
isredefine = TRUE; /* Remember this fact */
old = dp->repl; /* Remember replacement */
dp->repl = NULL; /* No replacement now */
}
global->parlist[0] = global->parmp = global->parm; /* Setup parm buffer */
if ((c = get(global)) == '(') { /* With arguments? */
global->nargs = 0; /* Init formals counter */
do { /* Collect formal parms */
if (global->nargs >= LASTPARM) {
cfatal(global, FATAL_TOO_MANY_ARGUMENTS_MACRO);
return(FPP_TOO_MANY_ARGUMENTS);
} else if ((c = skipws(global)) == ')')
break; /* Got them all */
else if (type[c] != LET) { /* Bad formal syntax */
cerror(global, ERROR_DEFINE_SYNTAX);
global->inmacro = FALSE; /* Stop <newline> hack */
return(FPP_OK);
}
scanid(global, c); /* Get the formal param */
global->parlist[global->nargs++] = global->parmp; /* Save its start */
ret=textput(global, global->tokenbuf); /* Save text in parm[] */
if(ret)
return(ret);
} while ((c = skipws(global)) == ','); /* Get another argument */
if (c != ')') { /* Must end at ) */
cerror(global, ERROR_DEFINE_SYNTAX);
global->inmacro = FALSE; /* Stop <newline> hack */
return(FPP_OK);
}
c = ' '; /* Will skip to body */
}
else {
/*
* DEF_NOARGS is needed to distinguish between
* "#define foo" and "#define foo()".
*/
global->nargs = DEF_NOARGS; /* No () parameters */
}
if (type[c] == SPA) /* At whitespace? */
c = skipws(global); /* Not any more. */
global->workp = global->work; /* Replacement put here */
global->inmacro = TRUE; /* Keep \<newline> now */
quoting = 0; /* No # seen yet. */
while (c != EOF_CHAR && c != '\n') { /* Compile macro body */
#if OK_CONCAT
if (c == '#') { /* Token concatenation? */
if ((c = get(global)) != '#') { /* No, not really */
quoting = 1; /* Maybe quoting op. */
continue;
}
while (global->workp > global->work && type[(unsigned)*(global->workp - 1)] == SPA)
--global->workp; /* Erase leading spaces */
if((ret=save(global, TOK_SEP))) /* Stuff a delimiter */
return(ret);
c = skipws(global); /* Eat whitespace */
continue;
}
#endif
switch (type[c]) {
case LET:
#if OK_CONCAT
ret=checkparm(global, c, dp, quoting); /* Might be a formal */
#else
ret=checkparm(c, dp); /* Might be a formal */
#endif
if(ret)
return(ret);
break;
case DIG: /* Number in mac. body */
case DOT: /* Maybe a float number */
ret=scannumber(global, c, save); /* Scan it off */
if(ret)
return(ret);
break;
case QUO: /* String in mac. body */
ret=stparmscan(global, c);
if(ret)
return(ret);
break;
case BSH: /* Backslash */
ret=save(global, '\\');
if(ret)
return(ret);
if ((c = get(global)) == '\n')
global->wrongline = TRUE;
ret=save(global, c);
if(ret)
return(ret);
break;
case SPA: /* Absorb whitespace */
/*
* Note: the "end of comment" marker is passed on
* to allow comments to separate tokens.
*/
if (global->workp[-1] == ' ') /* Absorb multiple */
break; /* spaces */
else if (c == '\t')
c = ' '; /* Normalize tabs */
/* Fall through to store character */
default: /* Other character */
ret=save(global, c);
if(ret)
return(ret);
break;
}
c = get(global);
quoting = 0; /* Only when immediately*/
/* preceding a formal */
}
global->inmacro = FALSE; /* Stop newline hack */
unget(global); /* For control check */
if (global->workp > global->work && global->workp[-1] == ' ') /* Drop trailing blank */
global->workp--;
*global->workp = EOS; /* Terminate work */
dp->repl = savestring(global, global->work); /* Save the string */
dp->nargs = global->nargs; /* Save arg count */
if (isredefine) { /* Error if redefined */
if ((old != NULL && dp->repl != NULL && !streq(old, dp->repl))
|| (old == NULL && dp->repl != NULL)
|| (old != NULL && dp->repl == NULL)) {
cerror(global, ERROR_REDEFINE, dp->name);
}
if (old != NULL) /* We don't need the */
free(old); /* old definition now. */
}
return(FPP_OK);
}
