diff options
Diffstat (limited to 'util/et/error_table.y')
| -rw-r--r-- | util/et/error_table.y | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/util/et/error_table.y b/util/et/error_table.y deleted file mode 100644 index ad4ffb1..0000000 --- a/util/et/error_table.y +++ /dev/null @@ -1,230 +0,0 @@ -%{ -#include <stdio.h> -char *str_concat(), *ds(), *quote(); -#ifdef HAVE_STDLIB_H -#include <stdlib.h> -#endif -char *current_token = (char *)NULL; -extern char *table_name; -%} -%union { - char *dynstr; -} - -%token ERROR_TABLE ERROR_CODE_ENTRY END -%token <dynstr> STRING QUOTED_STRING -%type <dynstr> ec_name description table_id -%{ -%} -%start error_table -%% - -error_table : ERROR_TABLE table_id error_codes END - { table_name = ds($2); - current_token = table_name; - put_ecs(); } - ; - -table_id : STRING - { current_token = $1; - set_table_num($1); - $$ = $1; } - ; - -error_codes : error_codes ec_entry - | ec_entry - ; - -ec_entry : ERROR_CODE_ENTRY ec_name ',' description - { add_ec($2, $4); - free($2); - free($4); } - | ERROR_CODE_ENTRY ec_name '=' STRING ',' description - { add_ec_val($2, $4, $6); - free($2); - free($4); - free($6); - } - ; - -ec_name : STRING - { $$ = ds($1); - current_token = $$; } - ; - -description : QUOTED_STRING - { $$ = ds($1); - current_token = $$; } - ; - -%% -/* - * - * Copyright 1986, 1987 by the MIT Student Information Processing Board - * - * For copyright info, see mit-sipb-copyright.h. - */ - -#include <string.h> -#include <assert.h> -#include <ctype.h> -#include <sys/types.h> -#include <sys/time.h> -#include "internal.h" -#include "error_table.h" -#include "mit-sipb-copyright.h" - - -extern FILE *hfile, *cfile; - -static long gensym_n = 0; -char * -gensym(x) - char const *x; -{ - char *symbol; - if (!gensym_n) { - struct timeval tv; - struct timezone tzp; - gettimeofday(&tv, &tzp); - gensym_n = (tv.tv_sec%10000)*100 + tv.tv_usec/10000; - } - symbol = malloc(32 * sizeof(char)); - gensym_n++; - sprintf(symbol, "et%ld", gensym_n); - return(symbol); -} - -char * -ds(string) - char const *string; -{ - char *rv; - rv = malloc(strlen(string)+1); - strcpy(rv, string); - return(rv); -} - -char * -quote(string) - char const *string; -{ - char *rv; - rv = malloc(strlen(string)+3); - strcpy(rv, "\""); - strcat(rv, string); - strcat(rv, "\""); - return(rv); -} - -long table_number; -int current = 0; -char **error_codes = (char **)NULL; - -add_ec(name, description) - char const *name, *description; -{ - fprintf(cfile, "\t\"%s\",\n", description); - if (error_codes == (char **)NULL) { - error_codes = (char **)malloc(sizeof(char *)); - *error_codes = (char *)NULL; - } - error_codes = (char **)realloc((char *)error_codes, - (current + 2)*sizeof(char *)); - error_codes[current++] = ds(name); - error_codes[current] = (char *)NULL; -} - -add_ec_val(name, val, description) - char const *name, *val, *description; -{ - const int ncurrent = atoi(val); - if (ncurrent < current) { - printf("Error code %s (%d) out of order", name, - current); - return; - } - - while (ncurrent > current) - fputs("\t(char *)NULL,\n", cfile), current++; - - fprintf(cfile, "\t\"%s\",\n", description); - if (error_codes == (char **)NULL) { - error_codes = (char **)malloc(sizeof(char *)); - *error_codes = (char *)NULL; - } - error_codes = (char **)realloc((char *)error_codes, - (current + 2)*sizeof(char *)); - error_codes[current++] = ds(name); - error_codes[current] = (char *)NULL; -} - -put_ecs() -{ - int i; - for (i = 0; i < current; i++) { - if (error_codes[i] != (char *)NULL) - fprintf(hfile, "#define %-40s (%ldL)\n", - error_codes[i], table_number + i); - } -} - -/* - * char_to_num -- maps letters and numbers into a small numbering space - * uppercase -> 1-26 - * lowercase -> 27-52 - * digits -> 53-62 - * underscore-> 63 - */ - -static const char char_set[] = - "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_"; - -int char_to_num(c) - char c; -{ - const char *where; - int diff; - - where = strchr (char_set, c); - if (where) { - diff = where - char_set + 1; - assert (diff < (1 << ERRCODE_RANGE)); - return diff; - } - else if (isprint (c)) - fprintf (stderr, - "Illegal character `%c' in error table name\n", - c); - else - fprintf (stderr, - "Illegal character %03o in error table name\n", - c); - exit (1); -} - -set_table_num(string) - char *string; -{ - if (char_to_num (string[0]) > char_to_num ('z')) { - fprintf (stderr, "%s%s%s%s", - "First character of error table name must be ", - "a letter; name ``", - string, "'' rejected\n"); - exit (1); - } - if (strlen(string) > 4) { - fprintf(stderr, "Table name %s too long, truncated ", - string); - string[4] = '\0'; - fprintf(stderr, "to %s\n", string); - } - while (*string != '\0') { - table_number = (table_number << BITS_PER_CHAR) - + char_to_num(*string); - string++; - } - table_number = table_number << ERRCODE_RANGE; -} - -#include "et_lex.lex.c" |