1990-08-31 18:22:53 +00:00
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/* $Header$ */
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/* Structure for information about files. This information consists of three
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parts:
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- file name and directory
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- mapping of line numbers to offsets in file
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- mapping of object adresses to lines in file and vice versa
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*/
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#define LOGHSIZ 6 /* make sure HSIZ is a power of 2 */
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#define HSIZ (1 << LOGHSIZ)
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#define HASH(line) ((line) & (HSIZ-1))
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typedef struct file {
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struct symbol *f_sym;
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1990-09-20 17:51:14 +00:00
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struct symbol *f_base;
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1990-08-31 18:22:53 +00:00
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char *f_fullname; /* name including directory */
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struct scope *f_scope; /* reference to scope of this file */
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t_lineno f_nlines; /* number of lines in file */
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union {
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long *ff_linepos; /* positions of lines in file */
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struct file *ff_next; /* only for BINCL, EINCL */
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} f_x;
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#define f_linepos f_x.ff_linepos
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#define f_next f_x.ff_next
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struct outname *f_line_addr[HSIZ];
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/* hash table, mapping line numbers to
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outname structures. Collisions are
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resolved by chaining:
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*/
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#define next_outname(n) ((struct outname *) ((n)->on_mptr))
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#define setnext_outname(n,m) ((n)->on_mptr = (char *) (m))
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} t_file, *p_file;
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/* ALLOCDEF "file" 10 */
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