ING_DB

WEGA/contrib/ingres/dbs/src/amx_cc/amx.c

@@ -0,0 +1,152 @@
+# include	"amx.h"
+
+# ifdef MSDOS
+/*	ALL INDES catalog names					  */
+char		AA_ADMIN[]	= "admin";
+char		AA_ATT[]	= "domain";
+char		AA_INDEX[]	= "indexes";
+char		AA_REL[]	= "relation";
+char		*AAdatabase;
+# else
+# ifdef P8000
+ret_buf		AAjmp_buf;
+# else
+jmp_buf		AAjmp_buf;
+# endif
+# endif
+
+/* ACCESS PATH globals */
+int		AP_level;	/* access path level		  */
+int		AP_stmt;	/* statement count		  */
+int		AP_label[MAX_LAB];	/* labels for retrieve	  */
+int		AP_index;	/* index path descriptor	  */
+int		AP_low;		/* 1st tuple width for key values */
+int		AP_high;	/* 2nd tuple width for key values */
+int		AP_ilow;	/* == 0: if primary access path   */
+				/*  < 0: if indexed access path   */
+int		AP_ihigh;	/* == 0: if primary access path   */
+				/*  < 0: if indexed access path   */
+int		AP_mode;	/* mode of access		  */
+AMX_KEY		AP_key[MAXDOM + 1];
+
+/* LOCK globals */
+int		Xlocks;
+int		No_locks;
+int		Lock_mode;
+# ifdef PAGE_LOCKING
+int		Dead_lock;
+int		Lock_level;
+int		Read_lock;
+int		Max_locks;
+int		Time_out;
+# endif
+
+/* uniq relation name == AA_'Relcount' */
+int		Relcount;
+
+/* pointer to symbol table of relation names */
+char		*Reltab;
+AMX_REL		*Temp_rel;
+
+/* pointer to current active relation */
+AMX_REL		*Relation;
+
+/* pointer to actual scanned relation */
+AMX_REL		*Scan_rel;
+
+/* curent DML-statement: RETRIEVE, APPEND, DELETE or APPEND	  */
+int		Qry_mode;
+
+/* catalog relation descriptors
+DESC		Reldes == AAdmin.adreld;
+DESC		Attdes == AAdmin.adattd;			  */
+DESC		Indes;
+
+/* count of additional buffers to the access methods */
+int		Xbufs;
+
+/* temp file for globals and main() */
+int		FILE_msg = -1;
+FILE		*FILE_inp;
+FILE		*FILE_amx;
+FILE		*FILE_scn;
+FILE		*FILE_tmp;
+int		FILE_rel = -1;
+
+# ifdef SETBUF
+# ifdef INP_STACK
+char		*BUF_inp;
+# else
+char		BUF_inp[BUFSIZ];
+# endif
+# ifdef AMX_STACK
+char		*BUF_amx;
+# else
+char		BUF_amx[BUFSIZ];
+# endif
+# ifdef SCN_STACK
+char		*BUF_scn;
+# else
+char		BUF_scn[BUFSIZ];
+# endif
+# ifdef TMP_STACK
+char		*BUF_tmp;
+# else
+char		BUF_tmp[BUFSIZ];
+# endif
+# endif
+
+# ifdef AMX_SC
+/* seperate compiling */
+int		ExpImp;		/* Export/Import flag		  */
+FILE		*FILE_exp;	/* file pointer stack		  */
+int		Line_exp;	/* line counter stack		  */
+# endif
+
+/* name of files */
+# ifdef MSDOS
+char		Filename[] = "###pid##";
+# else
+char		Filename[] = "/tmp/amx#.#pid#";
+# endif
+char		*Filespec  = &Filename[Filepos];
+char		*File_src;	/* name of file.x		  */
+
+/* global db-variables */
+char		*AAusercode;
+char		*AApath;
+# ifndef MSDOS
+char		*AAdbpath;
+# else
+char		*AAdbpath[DBP_MAX];
+# endif
+
+/* assignment stack */
+struct amx_format	Destination;
+struct amx_format	Source;
+
+/* DOMAIN handling */
+int		Dom;		/* actual domain		  */
+int		Domains;	/*  # of domains		  */
+i_1		Dom_set[MAXDOM];
+
+# ifdef TRACE_ALLOC
+char	*talloc(size)
+register int	size;
+{
+	register char		*ptr;
+	extern char		*malloc();
+
+	ptr = malloc(size);
+	printf("ALLOC: %06o (%4d)\n", ptr, size);
+	return (ptr);
+}
+
+
+tfree(ptr)
+register char	*ptr;
+{
+	printf("FREE:  %06o\n", ptr);
+	return (free(ptr));
+}
+# endif