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/****************************************************************
Copyright 1990, 1991, 1994, 2000 by AT&T, Lucent Technologies and Bellcore.
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,
Lucent 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, Lucent and Bellcore disclaim all warranties with regard to
this software, including all implied warranties of
merchantability and fitness. In no event shall AT&T, Lucent 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 "iob.h"
#define MEMBSIZE 32000
#define GMEMBSIZE 16000
#ifdef _WIN32
#undef MSDOS
#endif
char *
#ifdef KR_headers
gmem(n, round)
int n;
int round;
#else
gmem(int n, int round)
#endif
{
static char *last, *next;
char *rv;
if (round)
#ifdef CRAY
if ((Addr)next & 0xe000000000000000)
next = (char *)(((Addr)next & 0x1fffffffffffffff) + 1);
#else
#ifdef MSDOS
if ((int)next & 1)
next++;
#else
next = (char *)(((Addr)next + sizeof(char *)-1)
& ~((Addr)sizeof(char *)-1));
#endif
#endif
rv = next;
if ((next += n) > last) {
rv = Alloc(n + GMEMBSIZE);
next = rv + n;
last = next + GMEMBSIZE;
}
return rv;
}
struct memblock {
struct memblock *next;
char buf[MEMBSIZE];
};
typedef struct memblock memblock;
static memblock *mem0;
memblock *curmemblock, *firstmemblock;
char *mem_first, *mem_next, *mem_last, *mem0_last;
void
mem_init(Void)
{
curmemblock = firstmemblock = mem0
= (memblock *)Alloc(sizeof(memblock));
mem_first = mem0->buf;
mem_next = mem0->buf;
mem_last = mem0->buf + MEMBSIZE;
mem0_last = mem0->buf + MEMBSIZE;
mem0->next = 0;
}
char *
#ifdef KR_headers
mem(n, round)
int n;
int round;
#else
mem(int n, int round)
#endif
{
memblock *b;
register char *rv, *s;
if (round)
#ifdef CRAY
if ((Addr)mem_next & 0xe000000000000000)
mem_next = (char *)(((Addr)mem_next & 0x1fffffffffffffff) + 1);
#else
#ifdef MSDOS
if ((int)mem_next & 1)
mem_next++;
#else
mem_next = (char *)(((Addr)mem_next + sizeof(char *)-1)
& ~((Addr)sizeof(char *)-1));
#endif
#endif
rv = mem_next;
s = rv + n;
if (s >= mem_last) {
if (n > MEMBSIZE) {
fprintf(stderr, "mem(%d) failure!\n", n);
exit(1);
}
if (!(b = curmemblock->next)) {
b = (memblock *)Alloc(sizeof(memblock));
curmemblock->next = b;
b->next = 0;
}
curmemblock = b;
rv = b->buf;
mem_last = rv + sizeof(b->buf);
s = rv + n;
}
mem_next = s;
return rv;
}
char *
#ifdef KR_headers
tostring(s, n)
register char *s;
int n;
#else
tostring(register char *s, int n)
#endif
{
register char *s1, *se, **sf;
char *rv, *s0;
register int k = n + 2, t;
sf = str_fmt;
sf['%'] = "%";
s0 = s;
se = s + n;
for(; s < se; s++) {
t = *(unsigned char *)s;
s1 = sf[t];
while(*++s1)
k++;
}
sf['%'] = "%%";
rv = s1 = mem(k,0);
*s1++ = '"';
for(s = s0; s < se; s++) {
t = *(unsigned char *)s;
sprintf(s1, sf[t], t);
s1 += strlen(s1);
}
*s1 = 0;
return rv;
}
char *
#ifdef KR_headers
cpstring(s)
register char *s;
#else
cpstring(register char *s)
#endif
{
return strcpy(mem(strlen(s)+1,0), s);
}
void
#ifdef KR_headers
new_iob_data(ios, name)
register io_setup *ios;
char *name;
#else
new_iob_data(register io_setup *ios, char *name)
#endif
{
register iob_data *iod;
register char **s, **se;
iod = (iob_data *)
mem(sizeof(iob_data) + ios->nelt*sizeof(char *), 1);
iod->next = iob_list;
iob_list = iod;
iod->type = ios->fields[0];
iod->name = cpstring(name);
s = iod->fields;
se = s + ios->nelt;
while(s < se)
*s++ = "0";
*s = 0;
}
char *
#ifdef KR_headers
string_num(pfx, n)
char *pfx;
long n;
#else
string_num(char *pfx, long n)
#endif
{
char buf[32];
sprintf(buf, "%s%ld", pfx, n);
/* can't trust return type of sprintf -- BSD gets it wrong */
return strcpy(mem(strlen(buf)+1,0), buf);
}
static defines *define_list;
void
#ifdef KR_headers
def_start(outfile, s1, s2, post)
FILE *outfile;
char *s1;
char *s2;
char *post;
#else
def_start(FILE *outfile, char *s1, char *s2, char *post)
#endif
{
defines *d;
int n, n1;
extern int in_define;
n = n1 = strlen(s1);
if (s2)
n += strlen(s2);
d = (defines *)mem(sizeof(defines)+n, 1);
d->next = define_list;
define_list = d;
strcpy(d->defname, s1);
if (s2)
strcpy(d->defname + n1, s2);
in_define = 1;
nice_printf(outfile, "#define %s", d->defname);
if (post)
nice_printf(outfile, " %s", post);
}
void
#ifdef KR_headers
other_undefs(outfile)
FILE *outfile;
#else
other_undefs(FILE *outfile)
#endif
{
defines *d;
if (d = define_list) {
define_list = 0;
nice_printf(outfile, "\n");
do
nice_printf(outfile, "#undef %s\n", d->defname);
while(d = d->next);
nice_printf(outfile, "\n");
}
}
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