freebsd-dev/usr.bin/f2c/formatdata.c

1167 lines
26 KiB
C
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1994-01-05 02:53:40 +00:00
/****************************************************************
Copyright 1990, 1991, 1993-5 by AT&T Bell Laboratories and Bellcore.
1994-01-05 02:53:40 +00:00
Permission to use, copy, modify, and distribute this software
and its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the names of AT&T Bell Laboratories or
Bellcore or any of their entities not be used in advertising or
publicity pertaining to distribution of the software without
specific, written prior permission.
AT&T and Bellcore disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall AT&T or Bellcore be liable for
any special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
****************************************************************/
#include "defs.h"
#include "output.h"
#include "names.h"
#include "format.h"
#define MAX_INIT_LINE 100
#define NAME_MAX 64
static int memno2info Argdcl((int, Namep*));
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extern char *initbname;
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void
#ifdef KR_headers
list_init_data(Infile, Inname, outfile)
FILE **Infile;
char *Inname;
FILE *outfile;
#else
list_init_data(FILE **Infile, char *Inname, FILE *outfile)
#endif
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{
FILE *sortfp;
int status;
fclose(*Infile);
*Infile = 0;
if (status = dsort(Inname, sortfname))
fatali ("sort failed, status %d", status);
scrub(Inname); /* optionally unlink Inname */
if ((sortfp = fopen(sortfname, textread)) == NULL)
Fatal("Couldn't open sorted initialization data");
do_init_data(outfile, sortfp);
fclose(sortfp);
scrub(sortfname);
/* Insert a blank line after any initialized data */
nice_printf (outfile, "\n");
if (debugflag && infname)
/* don't back block data file up -- it won't be overwritten */
backup(initfname, initbname);
} /* list_init_data */
/* do_init_data -- returns YES when at least one declaration has been
written */
int
#ifdef KR_headers
do_init_data(outfile, infile)
FILE *outfile;
FILE *infile;
#else
do_init_data(FILE *outfile, FILE *infile)
#endif
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{
char varname[NAME_MAX], ovarname[NAME_MAX];
ftnint offset;
ftnint type;
int vargroup; /* 0 --> init, 1 --> equiv, 2 --> common */
int did_one = 0; /* True when one has been output */
chainp values = CHNULL; /* Actual data values */
int keepit = 0;
Namep np;
ovarname[0] = '\0';
while (rdname (infile, &vargroup, varname) && rdlong (infile, &offset)
&& rdlong (infile, &type)) {
if (strcmp (varname, ovarname)) {
/* If this is a new variable name, the old initialization has been
completed */
wr_one_init(outfile, ovarname, &values, keepit);
strcpy (ovarname, varname);
values = CHNULL;
if (vargroup == 0) {
if (memno2info(atoi(varname+2), &np)) {
if (((Addrp)np)->uname_tag != UNAM_NAME) {
err("do_init_data: expected NAME");
goto Keep;
}
np = ((Addrp)np)->user.name;
}
if (!(keepit = np->visused) && !np->vimpldovar)
warn1("local variable %s never used",
np->fvarname);
}
else {
Keep:
keepit = 1;
}
if (keepit && !did_one) {
nice_printf (outfile, "/* Initialized data */\n\n");
did_one = YES;
}
} /* if strcmp */
values = mkchain((char *)data_value(infile, offset, (int)type), values);
} /* while */
/* Write out the last declaration */
wr_one_init (outfile, ovarname, &values, keepit);
return did_one;
} /* do_init_data */
ftnint
#ifdef KR_headers
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wr_char_len(outfile, dimp, n, extra1)
FILE *outfile;
struct Dimblock *dimp;
int n;
int extra1;
#else
wr_char_len(FILE *outfile, struct Dimblock *dimp, int n, int extra1)
#endif
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{
int i, nd;
expptr e;
ftnint j, rv;
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if (!dimp) {
nice_printf (outfile, extra1 ? "[%d+1]" : "[%d]", n);
return n + extra1;
}
nice_printf(outfile, "[%d", n);
nd = dimp->ndim;
rv = n;
for(i = 0; i < nd; i++) {
e = dimp->dims[i].dimsize;
if (ISCONST(e)) {
if (ISINT(e->constblock.vtype))
j = e->constblock.Const.ci;
else if (ISREAL(e->constblock.vtype))
j = (ftnint)e->constblock.Const.cd[0];
else
goto non_const;
nice_printf(outfile, "*%ld", j);
rv *= j;
}
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else {
non_const:
err ("wr_char_len: nonconstant array size");
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}
}
/* extra1 allows for stupid C compilers that complain about
* too many initializers in
* char x[2] = "ab";
*/
nice_printf(outfile, extra1 ? "+1]" : "]");
return extra1 ? rv+1 : rv;
}
static int ch_ar_dim = -1; /* length of each element of char string array */
static int eqvmemno; /* kludge */
static void
#ifdef KR_headers
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write_char_init(outfile, Values, namep)
FILE *outfile;
chainp *Values;
Namep namep;
#else
write_char_init(FILE *outfile, chainp *Values, Namep namep)
#endif
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{
struct Equivblock *eqv;
long size;
struct Dimblock *dimp;
int i, nd, type;
ftnint j;
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expptr ds;
if (!namep)
return;
if(nequiv >= maxequiv)
many("equivalences", 'q', maxequiv);
eqv = &eqvclass[nequiv];
eqv->eqvbottom = 0;
type = namep->vtype;
size = type == TYCHAR
? namep->vleng->constblock.Const.ci
: typesize[type];
if (dimp = namep->vdim)
for(i = 0, nd = dimp->ndim; i < nd; i++) {
ds = dimp->dims[i].dimsize;
if (ISCONST(ds)) {
if (ISINT(ds->constblock.vtype))
j = ds->constblock.Const.ci;
else if (ISREAL(ds->constblock.vtype))
j = (ftnint)ds->constblock.Const.cd[0];
else
goto non_const;
size *= j;
}
else {
non_const:
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err("write_char_values: nonconstant array size");
}
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}
*Values = revchain(*Values);
eqv->eqvtop = size;
eqvmemno = ++lastvarno;
eqv->eqvtype = type;
wr_equiv_init(outfile, nequiv, Values, 0);
def_start(outfile, namep->cvarname, CNULL, "");
if (type == TYCHAR)
margin_printf(outfile, "((char *)&equiv_%d)\n\n", eqvmemno);
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else
margin_printf(outfile, dimp
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? "((%s *)&equiv_%d)\n\n" : "(*(%s *)&equiv_%d)\n\n",
c_type_decl(type,0), eqvmemno);
}
/* wr_one_init -- outputs the initialization of the variable pointed to
by info. When is_addr is true, info is an Addrp; otherwise,
treat it as a Namep */
void
#ifdef KR_headers
wr_one_init(outfile, varname, Values, keepit)
FILE *outfile;
char *varname;
chainp *Values;
int keepit;
#else
wr_one_init(FILE *outfile, char *varname, chainp *Values, int keepit)
#endif
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{
static int memno;
static union {
Namep name;
Addrp addr;
} info;
Namep namep;
int is_addr, size, type;
ftnint last, loc;
int is_scalar = 0;
char *array_comment = NULL, *name;
chainp cp, values;
extern char datachar[];
static int e1[3] = {1, 0, 1};
ftnint x;
extern int hsize;
if (!keepit)
goto done;
if (varname == NULL || varname[1] != '.')
goto badvar;
/* Get back to a meaningful representation; find the given memno in one
of the appropriate tables (user-generated variables in the hash table,
system-generated variables in a separate list */
memno = atoi(varname + 2);
switch(varname[0]) {
case 'q':
/* Must subtract eqvstart when the source file
* contains more than one procedure.
*/
wr_equiv_init(outfile, eqvmemno = memno - eqvstart, Values, 0);
goto done;
case 'Q':
/* COMMON initialization (BLOCK DATA) */
wr_equiv_init(outfile, memno, Values, 1);
goto done;
case 'v':
break;
default:
badvar:
errstr("wr_one_init: unknown variable name '%s'", varname);
goto done;
}
is_addr = memno2info (memno, &info.name);
if (info.name == (Namep) NULL) {
err ("wr_one_init -- unknown variable");
return;
}
if (is_addr) {
if (info.addr -> uname_tag != UNAM_NAME) {
erri ("wr_one_init -- couldn't get name pointer; tag is %d",
info.addr -> uname_tag);
namep = (Namep) NULL;
nice_printf (outfile, " /* bad init data */");
} else
namep = info.addr -> user.name;
} else
namep = info.name;
/* check for character initialization */
*Values = values = revchain(*Values);
type = info.name->vtype;
if (type == TYCHAR) {
for(last = 0; values; values = values->nextp) {
cp = (chainp)values->datap;
loc = (ftnint)cp->datap;
if (loc > last) {
write_char_init(outfile, Values, namep);
goto done;
}
last = (int)cp->nextp->datap == TYBLANK
? loc + (int)cp->nextp->nextp->datap
: loc + 1;
}
if (halign && info.name->tag == TNAME) {
nice_printf(outfile, "static struct { %s fill; char val",
halign);
x = wr_char_len(outfile, namep->vdim, ch_ar_dim =
info.name -> vleng -> constblock.Const.ci, 1);
if (x %= hsize)
nice_printf(outfile, "; char fill2[%ld]", hsize - x);
name = info.name->cvarname;
nice_printf(outfile, "; } %s_st = { 0,", name);
wr_output_values(outfile, namep, *Values);
nice_printf(outfile, " };\n");
ch_ar_dim = -1;
def_start(outfile, name, CNULL, name);
margin_printf(outfile, "_st.val\n");
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goto done;
}
}
else {
size = typesize[type];
loc = 0;
for(; values; values = values->nextp) {
if ((int)((chainp)values->datap)->nextp->datap == TYCHAR) {
write_char_init(outfile, Values, namep);
goto done;
}
last = ((long) ((chainp) values->datap)->datap) / size;
if (last - loc > 4) {
write_char_init(outfile, Values, namep);
goto done;
}
loc = last;
}
}
values = *Values;
nice_printf (outfile, "static %s ", c_type_decl (type, 0));
if (is_addr)
write_nv_ident (outfile, info.addr);
else
out_name (outfile, info.name);
if (namep)
is_scalar = namep -> vdim == (struct Dimblock *) NULL;
if (namep && !is_scalar)
array_comment = type == TYCHAR
? 0 : wr_ardecls(outfile, namep->vdim, 1L);
if (type == TYCHAR)
if (ISICON (info.name -> vleng))
/* We'll make single strings one character longer, so that we can use the
standard C initialization. All this does is pad an extra zero onto the
end of the string */
wr_char_len(outfile, namep->vdim, ch_ar_dim =
info.name -> vleng -> constblock.Const.ci, e1[Ansi]);
else
err ("variable length character initialization");
if (array_comment)
nice_printf (outfile, "%s", array_comment);
nice_printf (outfile, " = ");
wr_output_values (outfile, namep, values);
ch_ar_dim = -1;
nice_printf (outfile, ";\n");
done:
frchain(Values);
} /* wr_one_init */
chainp
#ifdef KR_headers
data_value(infile, offset, type)
FILE *infile;
ftnint offset;
int type;
#else
data_value(FILE *infile, ftnint offset, int type)
#endif
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{
char line[MAX_INIT_LINE + 1], *pointer;
chainp vals, prev_val;
char *newval;
if (fgets (line, MAX_INIT_LINE, infile) == NULL) {
err ("data_value: error reading from intermediate file");
return CHNULL;
} /* if fgets */
/* Get rid of the trailing newline */
if (line[0])
line[strlen (line) - 1] = '\0';
#define iswhite(x) (isspace (x) || (x) == ',')
pointer = line;
prev_val = vals = CHNULL;
while (*pointer) {
register char *end_ptr, old_val;
/* Move pointer to the start of the next word */
while (*pointer && iswhite (*pointer))
pointer++;
if (*pointer == '\0')
break;
/* Move end_ptr to the end of the current word */
for (end_ptr = pointer + 1; *end_ptr && !iswhite (*end_ptr);
end_ptr++)
;
old_val = *end_ptr;
*end_ptr = '\0';
/* Add this value to the end of the list */
if (ONEOF(type, MSKREAL|MSKCOMPLEX))
newval = cpstring(pointer);
else
newval = (char *)atol(pointer);
if (vals) {
prev_val->nextp = mkchain(newval, CHNULL);
prev_val = prev_val -> nextp;
} else
prev_val = vals = mkchain(newval, CHNULL);
*end_ptr = old_val;
pointer = end_ptr;
} /* while *pointer */
return mkchain((char *)offset, mkchain((char *)LONG_CAST type, vals));
} /* data_value */
static void
overlapping(Void)
1994-01-05 02:53:40 +00:00
{
extern char *filename0;
static int warned = 0;
if (warned)
return;
warned = 1;
fprintf(stderr, "Error");
if (filename0)
fprintf(stderr, " in file %s", filename0);
fprintf(stderr, ": overlapping initializations\n");
nerr++;
}
static void make_one_const Argdcl((int, union Constant*, chainp));
1994-01-05 02:53:40 +00:00
static long charlen;
void
#ifdef KR_headers
wr_output_values(outfile, namep, values)
FILE *outfile;
Namep namep;
chainp values;
#else
wr_output_values(FILE *outfile, Namep namep, chainp values)
#endif
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{
int type = TYUNKNOWN;
struct Constblock Const;
static expptr Vlen;
if (namep)
type = namep -> vtype;
/* Handle array initializations away from scalars */
if (namep && namep -> vdim)
wr_array_init (outfile, namep -> vtype, values);
else if (values->nextp && type != TYCHAR)
overlapping();
else {
make_one_const(type, &Const.Const, values);
Const.vtype = type;
Const.vstg = ONEOF(type, MSKREAL|MSKCOMPLEX) != 0;
if (type== TYCHAR) {
if (!Vlen)
Vlen = ICON(0);
Const.vleng = Vlen;
Vlen->constblock.Const.ci = charlen;
out_const (outfile, &Const);
free (Const.Const.ccp);
}
else
out_const (outfile, &Const);
}
}
void
#ifdef KR_headers
wr_array_init(outfile, type, values)
FILE *outfile;
int type;
chainp values;
#else
wr_array_init(FILE *outfile, int type, chainp values)
#endif
1994-01-05 02:53:40 +00:00
{
int size = typesize[type];
long index, main_index = 0;
int k;
if (type == TYCHAR) {
nice_printf(outfile, "\"");
k = 0;
if (Ansi != 1)
ch_ar_dim = -1;
}
else
nice_printf (outfile, "{ ");
while (values) {
struct Constblock Const;
index = ((long) ((chainp) values->datap)->datap) / size;
while (index > main_index) {
/* Fill with zeros. The structure shorthand works because the compiler
will expand the "0" in braces to fill the size of the entire structure
*/
switch (type) {
case TYREAL:
case TYDREAL:
nice_printf (outfile, "0.0,");
break;
case TYCOMPLEX:
case TYDCOMPLEX:
nice_printf (outfile, "{0},");
break;
case TYCHAR:
nice_printf(outfile, " ");
break;
default:
nice_printf (outfile, "0,");
break;
} /* switch */
main_index++;
} /* while index > main_index */
if (index < main_index)
overlapping();
else switch (type) {
case TYCHAR:
{ int this_char;
if (k == ch_ar_dim) {
nice_printf(outfile, "\" \"");
k = 0;
}
this_char = (int) ((chainp) values->datap)->
nextp->nextp->datap;
if ((int)((chainp)values->datap)->nextp->datap == TYBLANK) {
main_index += this_char;
k += this_char;
while(--this_char >= 0)
nice_printf(outfile, " ");
values = values -> nextp;
continue;
}
nice_printf(outfile, str_fmt[this_char], this_char);
k++;
} /* case TYCHAR */
break;
case TYINT1:
case TYSHORT:
case TYLONG:
#ifdef TYQUAD
case TYQUAD:
#endif
case TYREAL:
case TYDREAL:
case TYLOGICAL:
case TYLOGICAL1:
case TYLOGICAL2:
case TYCOMPLEX:
case TYDCOMPLEX:
make_one_const(type, &Const.Const, values);
Const.vtype = type;
Const.vstg = ONEOF(type, MSKREAL|MSKCOMPLEX) != 0;
out_const(outfile, &Const);
break;
default:
erri("wr_array_init: bad type '%d'", type);
break;
} /* switch */
values = values->nextp;
main_index++;
if (values && type != TYCHAR)
nice_printf (outfile, ",");
} /* while values */
if (type == TYCHAR) {
nice_printf(outfile, "\"");
}
else
nice_printf (outfile, " }");
} /* wr_array_init */
static void
#ifdef KR_headers
1994-01-05 02:53:40 +00:00
make_one_const(type, storage, values)
int type;
union Constant *storage;
chainp values;
#else
make_one_const(int type, union Constant *storage, chainp values)
#endif
1994-01-05 02:53:40 +00:00
{
union Constant *Const;
register char **L;
if (type == TYCHAR) {
char *str, *str_ptr;
chainp v, prev;
int b = 0, k, main_index = 0;
/* Find the max length of init string, by finding the highest offset
value stored in the list of initial values */
for(k = 1, prev = CHNULL, v = values; v; prev = v, v = v->nextp)
;
if (prev != CHNULL)
k = ((int) (((chainp) prev->datap)->datap)) + 2;
/* + 2 above for null char at end */
str = Alloc (k);
for (str_ptr = str; values; str_ptr++) {
int index = (int) (((chainp) values->datap)->datap);
if (index < main_index)
overlapping();
while (index > main_index++)
*str_ptr++ = ' ';
k = (int) (((chainp) values->datap)->nextp->nextp->datap);
if ((int)((chainp)values->datap)->nextp->datap == TYBLANK) {
b = k;
break;
}
*str_ptr = k;
values = values -> nextp;
} /* for str_ptr */
*str_ptr = '\0';
Const = storage;
Const -> ccp = str;
Const -> ccp1.blanks = b;
charlen = str_ptr - str;
} else {
int i = 0;
chainp vals;
vals = ((chainp)values->datap)->nextp->nextp;
if (vals) {
L = (char **)storage;
do L[i++] = vals->datap;
while(vals = vals->nextp);
}
} /* else */
} /* make_one_const */
int
#ifdef KR_headers
rdname(infile, vargroupp, name)
FILE *infile;
int *vargroupp;
char *name;
#else
rdname(FILE *infile, int *vargroupp, char *name)
#endif
1994-01-05 02:53:40 +00:00
{
register int i, c;
c = getc (infile);
if (feof (infile))
return NO;
*vargroupp = c - '0';
for (i = 1;; i++) {
if (i >= NAME_MAX)
Fatal("rdname: oversize name");
c = getc (infile);
if (feof (infile))
return NO;
if (c == '\t')
break;
*name++ = c;
}
*name = 0;
return YES;
} /* rdname */
int
#ifdef KR_headers
rdlong(infile, n)
FILE *infile;
ftnint *n;
#else
rdlong(FILE *infile, ftnint *n)
#endif
1994-01-05 02:53:40 +00:00
{
register int c;
for (c = getc (infile); !feof (infile) && isspace (c); c = getc (infile))
;
if (feof (infile))
return NO;
for (*n = 0; isdigit (c); c = getc (infile))
*n = 10 * (*n) + c - '0';
return YES;
} /* rdlong */
static int
#ifdef KR_headers
memno2info(memno, info)
int memno;
Namep *info;
#else
memno2info(int memno, Namep *info)
#endif
1994-01-05 02:53:40 +00:00
{
chainp this_var;
extern chainp new_vars;
extern struct Hashentry *hashtab, *lasthash;
struct Hashentry *entry;
for (this_var = new_vars; this_var; this_var = this_var -> nextp) {
Addrp var = (Addrp) this_var->datap;
if (var == (Addrp) NULL)
Fatal("memno2info: null variable");
else if (var -> tag != TADDR)
Fatal("memno2info: bad tag");
if (memno == var -> memno) {
*info = (Namep) var;
return 1;
} /* if memno == var -> memno */
} /* for this_var = new_vars */
for (entry = hashtab; entry < lasthash; ++entry) {
Namep var = entry -> varp;
if (var && var -> vardesc.varno == memno && var -> vstg == STGINIT) {
*info = (Namep) var;
return 0;
} /* if entry -> vardesc.varno == memno */
} /* for entry = hashtab */
Fatal("memno2info: couldn't find memno");
return 0;
} /* memno2info */
static chainp
#ifdef KR_headers
1994-01-05 02:53:40 +00:00
do_string(outfile, v, nloc)
FILE *outfile;
register chainp v;
ftnint *nloc;
#else
do_string(FILE *outfile, register chainp v, ftnint *nloc)
#endif
1994-01-05 02:53:40 +00:00
{
register chainp cp, v0;
ftnint dloc, k, loc;
unsigned long uk;
char buf[8], *comma;
nice_printf(outfile, "{");
cp = (chainp)v->datap;
loc = (ftnint)cp->datap;
comma = "";
for(v0 = v;;) {
switch((int)cp->nextp->datap) {
case TYBLANK:
k = (ftnint)cp->nextp->nextp->datap;
loc += k;
while(--k >= 0) {
nice_printf(outfile, "%s' '", comma);
comma = ", ";
}
break;
case TYCHAR:
uk = (ftnint)cp->nextp->nextp->datap;
sprintf(buf, chr_fmt[uk], uk);
nice_printf(outfile, "%s'%s'", comma, buf);
comma = ", ";
loc++;
break;
default:
goto done;
}
v0 = v;
if (!(v = v->nextp) || !(cp = (chainp)v->datap))
1994-01-05 02:53:40 +00:00
break;
dloc = (ftnint)cp->datap;
if (loc != dloc)
break;
}
done:
nice_printf(outfile, "}");
*nloc = loc;
return v0;
}
static chainp
#ifdef KR_headers
1994-01-05 02:53:40 +00:00
Ado_string(outfile, v, nloc)
FILE *outfile;
register chainp v;
ftnint *nloc;
#else
Ado_string(FILE *outfile, register chainp v, ftnint *nloc)
#endif
1994-01-05 02:53:40 +00:00
{
register chainp cp, v0;
ftnint dloc, k, loc;
nice_printf(outfile, "\"");
cp = (chainp)v->datap;
loc = (ftnint)cp->datap;
for(v0 = v;;) {
switch((int)cp->nextp->datap) {
case TYBLANK:
k = (ftnint)cp->nextp->nextp->datap;
loc += k;
while(--k >= 0)
nice_printf(outfile, " ");
break;
case TYCHAR:
k = (ftnint)cp->nextp->nextp->datap;
nice_printf(outfile, str_fmt[k], k);
loc++;
break;
default:
goto done;
}
v0 = v;
if (!(v = v->nextp) || !(cp = (chainp)v->datap))
1994-01-05 02:53:40 +00:00
break;
dloc = (ftnint)cp->datap;
if (loc != dloc)
break;
}
done:
nice_printf(outfile, "\"");
*nloc = loc;
return v0;
}
static char *
#ifdef KR_headers
Len(L, type)
long L;
int type;
#else
Len(long L, int type)
#endif
1994-01-05 02:53:40 +00:00
{
static char buf[24];
if (L == 1 && type != TYCHAR)
return "";
sprintf(buf, "[%ld]", L);
return buf;
}
void
#ifdef KR_headers
1994-01-05 02:53:40 +00:00
wr_equiv_init(outfile, memno, Values, iscomm)
FILE *outfile;
int memno;
chainp *Values;
int iscomm;
#else
wr_equiv_init(FILE *outfile, int memno, chainp *Values, int iscomm)
#endif
1994-01-05 02:53:40 +00:00
{
struct Equivblock *eqv;
int btype, curtype, dtype, filltype, filltype1, j, k, wasblank, xtype;
static char Blank[] = "";
register char *comma = Blank;
register chainp cp, v;
chainp sentinel, values, v1, vlast;
ftnint L, L1, dL, dloc, loc, loc0;
union Constant Const;
char imag_buf[50], real_buf[50];
int szshort = typesize[TYSHORT];
static char typepref[] = {0, 0, TYINT1, TYSHORT, TYLONG,
#ifdef TYQUAD
TYQUAD,
#endif
TYREAL, TYDREAL, TYREAL, TYDREAL,
TYLOGICAL1, TYLOGICAL2,
TYLOGICAL, TYCHAR};
static char basetype[] = {0, 0, TYCHAR, TYSHORT, TYLONG,
#ifdef TYQUAD
TYDREAL,
#endif
TYLONG, TYDREAL, TYLONG, TYDREAL,
TYCHAR, TYSHORT,
TYLONG, TYCHAR};
extern int htype;
char *z;
/* add sentinel */
if (iscomm) {
L = extsymtab[memno].maxleng;
xtype = extsymtab[memno].extype;
}
else {
eqv = &eqvclass[memno];
L = eqv->eqvtop - eqv->eqvbottom;
xtype = eqv->eqvtype;
}
if (halign && typealign[typepref[xtype]] < typealign[htype])
xtype = htype;
*Values = values = revchain(vlast = *Values);
if (xtype != TYCHAR) {
/* unless the data include a value of the appropriate
* type, we add an extra element in an attempt
* to force correct alignment */
btype = basetype[xtype];
loc = 0;
for(v = *Values;;v = v->nextp) {
if (!v) {
dtype = typepref[xtype];
z = ISREAL(dtype) ? cpstring("0.") : (char *)0;
k = typesize[dtype];
if (j = L % k)
L += k - j;
v = mkchain((char *)L,
mkchain((char *)LONG_CAST dtype,
mkchain(z, CHNULL)));
vlast = vlast->nextp =
mkchain((char *)v, CHNULL);
L += k;
break;
}
cp = (chainp)v->datap;
if (basetype[(int)cp->nextp->datap] == btype)
break;
dloc = (ftnint)cp->datap;
L1 = dloc - loc;
if (L1 > 0
&& !(L1 % szshort)
&& !(loc % szshort)
&& btype <= type_choice[L1/szshort % 4]
&& btype <= type_choice[loc/szshort % 4])
break;
dtype = (int)cp->nextp->datap;
loc = dloc + dtype == TYBLANK
? (ftnint)cp->nextp->nextp->datap
: typesize[dtype];
}
}
sentinel = mkchain((char *)L, mkchain((char *)TYERROR,CHNULL));
vlast->nextp = mkchain((char *)sentinel, CHNULL);
/* use doublereal fillers only if there are doublereal values */
k = TYLONG;
for(v = values; v; v = v->nextp)
if (ONEOF((int)((chainp)v->datap)->nextp->datap,
M(TYDREAL)|M(TYDCOMPLEX))) {
k = TYDREAL;
break;
}
type_choice[0] = k;
nice_printf(outfile, "%sstruct {\n", iscomm ? "" : "static ");
next_tab(outfile);
loc = loc0 = k = 0;
curtype = -1;
for(v = values; v; v = v->nextp) {
cp = (chainp)v->datap;
dloc = (ftnint)cp->datap;
L = dloc - loc;
if (L < 0) {
overlapping();
if ((int)cp->nextp->datap != TYERROR) {
v1 = cp;
frchain(&v1);
v->datap = 0;
}
continue;
}
dtype = (int)cp->nextp->datap;
if (dtype == TYBLANK) {
dtype = TYCHAR;
wasblank = 1;
}
else
wasblank = 0;
if (curtype != dtype || L > 0) {
if (curtype != -1) {
L1 = (loc - loc0)/dL;
nice_printf(outfile, "%s e_%d%s;\n",
typename[curtype], ++k,
Len(L1,curtype));
}
curtype = dtype;
loc0 = dloc;
}
if (L > 0) {
if (xtype == TYCHAR)
filltype = TYCHAR;
else {
filltype = L % szshort ? TYCHAR
: type_choice[L/szshort % 4];
filltype1 = loc % szshort ? TYCHAR
: type_choice[loc/szshort % 4];
if (typesize[filltype] > typesize[filltype1])
filltype = filltype1;
}
L1 = L / typesize[filltype];
nice_printf(outfile, "%s fill_%d[%ld];\n",
typename[filltype], ++k, L1);
loc = dloc;
}
if (wasblank) {
loc += (ftnint)cp->nextp->nextp->datap;
dL = 1;
}
else {
dL = typesize[dtype];
loc += dL;
}
}
nice_printf(outfile, "} %s = { ", iscomm
? extsymtab[memno].cextname
: equiv_name(eqvmemno, CNULL));
loc = 0;
for(v = values; ; v = v->nextp) {
cp = (chainp)v->datap;
if (!cp)
continue;
dtype = (int)cp->nextp->datap;
if (dtype == TYERROR)
break;
dloc = (ftnint)cp->datap;
if (dloc > loc) {
nice_printf(outfile, "%s{0}", comma);
comma = ", ";
loc = dloc;
}
if (comma != Blank)
nice_printf(outfile, ", ");
comma = ", ";
if (dtype == TYCHAR || dtype == TYBLANK) {
v = Ansi == 1 ? Ado_string(outfile, v, &loc)
: do_string(outfile, v, &loc);
continue;
}
make_one_const(dtype, &Const, v);
switch(dtype) {
case TYLOGICAL:
case TYLOGICAL2:
case TYLOGICAL1:
if (Const.ci < 0 || Const.ci > 1)
errl(
"wr_equiv_init: unexpected logical value %ld",
Const.ci);
nice_printf(outfile,
Const.ci ? "TRUE_" : "FALSE_");
break;
case TYINT1:
case TYSHORT:
case TYLONG:
#ifdef TYQUAD
case TYQUAD:
#endif
nice_printf(outfile, "%ld", Const.ci);
break;
case TYREAL:
nice_printf(outfile, "%s",
flconst(real_buf, Const.cds[0]));
break;
case TYDREAL:
nice_printf(outfile, "%s", Const.cds[0]);
break;
case TYCOMPLEX:
nice_printf(outfile, "%s, %s",
flconst(real_buf, Const.cds[0]),
flconst(imag_buf, Const.cds[1]));
break;
case TYDCOMPLEX:
nice_printf(outfile, "%s, %s",
Const.cds[0], Const.cds[1]);
break;
default:
erri("unexpected type %d in wr_equiv_init",
dtype);
}
loc += typesize[dtype];
}
nice_printf(outfile, " };\n\n");
prev_tab(outfile);
frchain(&sentinel);
}