ack/lang/pc/libpc/ini.c
1987-03-31 10:05:26 +00:00

74 lines
1.6 KiB
C

/* $Header$ */
/*
* (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.
*
* This product is part of the Amsterdam Compiler Kit.
*
* Permission to use, sell, duplicate or disclose this software must be
* obtained in writing. Requests for such permissions may be sent to
*
* Dr. Andrew S. Tanenbaum
* Wiskundig Seminarium
* Vrije Universiteit
* Postbox 7161
* 1007 MC Amsterdam
* The Netherlands
*
*/
/* Author: J.W. Stevenson */
#include <pc_file.h>
#include <pc_err.h>
extern (*_sig())();
extern _catch();
#ifndef CPM
extern int gtty();
#endif
char *_hbase;
int *_extfl;
char *_m_lb; /* LB of m_a_i_n */
struct file *_curfil; /* points to file struct in case of errors */
int _pargc;
char **_pargv;
char **_penvp;
_ini(args,hb,p,mainlb) char *args,*hb,*mainlb; int *p; {
struct file *f;
char buf[128];
_pargc= *(int *)args; args += sizeof (int);
_pargv= *(char ***)args; args += sizeof (char **);
_penvp= *(char ***)args;
_sig(_catch);
_extfl = p;
_hbase = hb;
_m_lb = mainlb;
if (_extfl[1] != -1) {
f = EXTFL(1);
f->ptr = f->bufadr;
f->flags = MAGIC|TXTBIT;
f->fname = "INPUT";
f->ufd = 0;
f->size = 1;
f->count = 0;
f->buflen = 512;
}
if (_extfl[2] != -1) {
f = EXTFL(2);
f->ptr = f->bufadr;
f->flags = MAGIC|TXTBIT|WRBIT|EOFBIT|ELNBIT;
f->fname = "OUTPUT";
f->ufd = 1;
f->size = 1;
#ifdef CPM
f->count = 1;
#else
f->count = (gtty(1,buf) >= 0 ? 1 : 512);
#endif
f->buflen = f->count;
}
}