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CPM OPERATING SYSTEMS/CPM 68K/1.0X SOURCES/v102a/orglo68/lo68.h

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+/*
+	Copyright 1983
+	Alcyon Corporation
+	8716 Production Ave.
+	San Diego, Ca.  92121
+*/
+
+#ifdef WHITE
+#	include <stdio.h>
+#	include <klib.h>
+#endif
+
+#ifdef MC68000
+#	include <cout.h>
+#	include <ar68.h>
+#	include <stat.h>
+
+    struct BYTESTR {
+        char hibyte;
+        char lobyte;
+    };
+    struct WORDSTR {
+        int hiword;
+        int loword;
+    };
+#endif
+
+#ifdef VAX11
+#	include <c68/cout.h>
+#	include <c68/ar68.h>
+#	include <c68/stat.h>
+/* as a result of adding the sysinfo call, and removing defined MMU */
+#	define	sysinfo(i,j)	mmuflag = 1
+#	define fflush v6fflush
+
+    struct WORDSTR {
+        short loword;
+        short hiword;
+    };
+    struct BYTESTR {
+        char lobyte;
+        char hibyte;
+    };
+#endif
+
+#ifdef PDP11
+#	include <c68/cout.h>
+#	include <c68/ar68.h>
+#	include <c68/stat.h>
+/* as a result of adding the sysinfo call, and removing defined MMU */
+#	define	sysinfo(i,j)	mmuflag = 1
+#	define fflush v6fflush
+
+    struct BYTESTR {
+        char lobyte;
+        char hibyte;
+    };
+    struct WORDSTR {
+        int hiword;
+        int loword;
+    };
+#endif
+
+/* format of a symbol entry in the main table*/
+
+#define SEEKREL	1	/*relative seek flag*/
+#define SYNAMLEN	8
+
+struct symtab {
+	char name[SYNAMLEN]; /*symbol name*/
+	short  flags;	     /*bit flags*/
+	long vl1;			 /*symbol value*/
+	char *tlnk;			 /*table link*/
+};
+
+char *lmte;		/*last entry in main table*/
+char *bmte;		/*beginning of main table*/
+char *emte;		/*end of main table*/
+
+	/*symbol table entry size -- must be sizeof for sbrk*/
+#define SYTESIZE	(sizeof *symptr)
+struct symtab *symptr;
+	/*symbol table entry length on object file without tlnk*/
+#define OSTSIZE	14
+
+/* flags for symbols*/
+#define SYDF	0100000		/*defined*/
+#define SYEQ	0040000		/*equated*/
+#define SYGL	0020000		/*global - entry or external*/
+#define SYER	0010000		/*equated register*/
+#define SYXR	0004000		/*external reference*/
+#define SYDA	0002000		/*DATA based relocatable*/
+#define SYTX	0001000		/*TEXT based relocatable*/
+#define SYBS	0000400		/*BSS based relocatable*/
+#define SYFN	0000200		/* ?.o file name */
+
+
+struct irts {
+	char *irle;		/*ptr to last entry in chain*/
+	char *irfe;		/*ptr to first entry in chain*/
+};
+
+/* parameters that define the main table*/
+#define SZMT 300		/*initial size of the main table*/
+						/*must be large enough to initialize*/
+#define ICRSZMT 100		/*add to main table when run out*/
+int cszmt;				/*current size of main table*/
+
+/*initial reference table for externals*/
+#define SZIRT	64
+char *eirt[SZIRT];
+char *saveirt[SZIRT];
+
+/*initial reference table for globals*/
+char *girt[SZIRT];
+char *savgirt[SZIRT];
+
+char **pirt;
+char *savlmte;
+
+#define AREGLO		8
+#define AREGHI		15
+
+/* relocation bit definitions:*/
+#define RBMASK		07		/*tells type of relocation*/
+#define INSABS		7		/*first word of instr -- absolute*/
+#define DABS		0		/*data word absolute*/
+#define TRELOC		2		/* TEXT relocatable*/
+#define DRELOC		1		/* DATA relocatable*/
+#define BRELOC		3		/* BSS relocatable*/
+#define EXTVAR		4		/* ref to external variable*/
+#define LUPPER		5		/* upper word of long*/
+#define EXTREL		6		/* relative mode on external variable*/
+
+#define BSIZE	512
+
+struct iob{
+	int fd;
+	int cc;
+	char *cp;
+	char cbuf[BSIZE];
+}ibuf, tbuf, obuf, rbuf, rtbuf, rdbuf;
+
+int sflag;		/*remove symbol table*/
+
+long textbase;
+long database;
+long bssbase;
+long textsize;
+long datasize;
+long bsssize;
+long stacksize;
+
+long textstart;
+long datastart;
+long bssstart;
+
+char *ifilname;			/*points to name of current input file*/
+
+#define NFILE	256		/*max # files we can process*/
+char *fsymp[NFILE];		/*points to first symbol for each .o file*/
+char **firstsym;		/*points to entry in fsymp*/
+
+int extmatch;			/*matched an external in a library entry*/
+int noload;				/*dont load this lib file flag*/
+
+#define NLIB	16		/*max # libraries to process*/
+int lbfictr[NLIB];		/*counts files loaded from one library*/
+int *libfctr;			/*points to lbfictr*/
+long lbfioff[NFILE];	/*each file offset in library*/
+long *libptr;			/*points to lbfioff*/
+struct libhdr libhd;	/* 15 apr 83, used to be int[13] */
+struct hdr couthd;		/* [vlh] 4.1 declared */
+
+int undflg;
+char dafnc;
+int pass2;
+long stlen;
+int Xflag, Dflag, Bflag, Zflag;
+
+struct symtab *etextptr;
+struct symtab *edataptr;
+struct symtab *endptr;
+char *lastdup;
+
+char rtfnc;
+char rdfnc;
+int saverbits;
+int shortlflg;
+
+#define TWOKSHT		-1		/* 2k shared text */
+#define FOURKSHT	1	/* 4k shared text */
+
+#define DEFSHTEXT	FOURKSHT
+
+#define SH2BOUND 2048	/*shared text memory boundary*/
+#define SHBOUND  4096
+int shtext;		/*shared text if set*/
+int isplit;		/*i&d split if set*/
+
+
+	/*** Predeclared Functions ***/
+char *lemt();
+char *nextsy();
+int endit();
+long lgetnum();
+char *sbrk();
+long extval();
+char *mktemp();
+long lseek();