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authorunknown <monty@hundin.mysql.fi>2002-06-03 12:59:31 +0300
committerunknown <monty@hundin.mysql.fi>2002-06-03 12:59:31 +0300
commitf0409fa920c7908f2f9ef03919583a32bf84eaad (patch)
treebe04186411dc657ef6bbcbe01267d30f2675c914 /sql/gen_lex_hash.cc
parentebbcb0f391d7df364e0ccc6bca706456e9aadbf7 (diff)
parent7cb2e2d1dce2c7466388f4a6ade0614564be82fc (diff)
downloadmariadb-git-f0409fa920c7908f2f9ef03919583a32bf84eaad.tar.gz
merge with 4.0
BitKeeper/etc/ignore: auto-union BitKeeper/etc/logging_ok: auto-union BUILD/SETUP.sh: Auto merged BUILD/compile-pentium-debug: Auto merged BitKeeper/triggers/post-commit: Auto merged configure.in: Auto merged Docs/manual.texi: Auto merged client/mysql.cc: Auto merged client/mysqldump.c: Auto merged client/mysqltest.c: Auto merged extra/mysql_install.c: Auto merged extra/resolve_stack_dump.c: Auto merged extra/resolveip.c: Auto merged include/my_sys.h: Auto merged include/mysqld_error.h: Auto merged isam/pack_isam.c: Auto merged libmysql/Makefile.shared: Auto merged libmysql/libmysql.c: Auto merged myisam/ft_dump.c: Auto merged myisam/ft_test1.c: Auto merged myisam/ftdefs.h: Auto merged myisam/mi_check.c: Auto merged myisam/mi_test1.c: Auto merged myisam/mi_write.c: Auto merged myisam/myisamchk.c: Auto merged myisam/myisampack.c: Auto merged mysql-test/mysql-test-run.sh: Auto merged mysql-test/r/select_found.result: Auto merged mysql-test/t/select_found.test: Auto merged mysys/charset.c: Auto merged mysys/default.c: Auto merged mysys/hash.c: Auto merged sql/field.cc: Auto merged sql/gen_lex_hash.cc: Auto merged sql/ha_innodb.cc: Auto merged sql/hostname.cc: Auto merged sql/item_cmpfunc.h: Auto merged sql/item_strfunc.cc: Auto merged sql/item_timefunc.h: Auto merged sql/lex.h: Auto merged sql/log.cc: Auto merged sql/mysql_priv.h: Auto merged sql/repl_failsafe.cc: Auto merged sql/slave.cc: Auto merged sql/sql_acl.cc: Auto merged sql/sql_base.cc: Auto merged sql/sql_cache.cc: Auto merged sql/sql_class.cc: Auto merged sql/sql_class.h: Auto merged sql/sql_db.cc: Auto merged sql/sql_parse.cc: Auto merged sql/sql_select.cc: Auto merged sql/sql_string.cc: Auto merged sql/sql_table.cc: Auto merged sql/sql_union.cc: Auto merged sql/share/czech/errmsg.txt: Auto merged sql/share/danish/errmsg.txt: Auto merged sql/share/dutch/errmsg.txt: Auto merged sql/share/english/errmsg.txt: Auto merged sql/share/estonian/errmsg.txt: Auto merged sql/share/german/errmsg.txt: Auto merged sql/share/greek/errmsg.txt: Auto merged sql/share/hungarian/errmsg.txt: Auto merged sql/share/italian/errmsg.txt: Auto merged sql/share/japanese/errmsg.txt: Auto merged sql/share/korean/errmsg.txt: Auto merged sql/share/norwegian-ny/errmsg.txt: Auto merged sql/share/norwegian/errmsg.txt: Auto merged sql/sql_update.cc: Auto merged sql/structs.h: Auto merged sql/share/polish/errmsg.txt: Auto merged sql/share/portuguese/errmsg.txt: Auto merged sql/share/romanian/errmsg.txt: Auto merged sql/share/russian/errmsg.txt: Auto merged sql/share/slovak/errmsg.txt: Auto merged sql/share/spanish/errmsg.txt: Auto merged sql/share/swedish/errmsg.txt: Auto merged sql/share/ukrainian/errmsg.txt: Auto merged strings/Makefile.am: Auto merged strings/ctype-ujis.c: Auto merged tools/mysqlmanager.c: Auto merged
Diffstat (limited to 'sql/gen_lex_hash.cc')
-rw-r--r--sql/gen_lex_hash.cc127
1 files changed, 61 insertions, 66 deletions
diff --git a/sql/gen_lex_hash.cc b/sql/gen_lex_hash.cc
index 918ec753f68..6cec0b160b7 100644
--- a/sql/gen_lex_hash.cc
+++ b/sql/gen_lex_hash.cc
@@ -22,13 +22,13 @@
#ifndef __GNU_LIBRARY__
#define __GNU_LIBRARY__ // Skip warnings in getopt.h
#endif
-#include <getopt.h>
+#include <my_getopt.h>
#include "mysql_version.h"
#include "lex.h"
-bool opt_search=0;
-int opt_verbose=0;
-ulong opt_count=100000;
+my_bool opt_search;
+int opt_verbose;
+ulong opt_count;
#define max_allowed_array 16000 // Don't generate bigger arrays than this
#define max_symbol 32767 // Use this for 'not found'
@@ -55,6 +55,35 @@ static uchar bits[how_much_and/8+1];
static uint primes[max_allowed_array+1];
static ulong hash_results[type_count][how_much_for_plus+1][total_symbols];
static ulong start_value=0;
+static uint best_type;
+static ulong best_t1,best_t2, best_start_value;
+
+static struct my_option my_long_options[] =
+{
+ {"help", '?', "Display help and exit",
+ 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
+ {"count", 'c', "Try count times to find a optimal hash table",
+ (gptr*) &opt_count, (gptr*) &opt_count, 0, GET_ULONG, REQUIRED_ARG,
+ 100000, 0, 0, 0, 0, 0},
+ {"search", 'S', "Search after good rnd1 and rnd2 values",
+ (gptr*) &opt_search, (gptr*) &opt_search, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0,
+ 0, 0},
+ {"verbose", 'v', "Write some information while the program executes",
+ (gptr*) &opt_verbose, (gptr*) &opt_verbose, 0, GET_INT, NO_ARG, 0, 0, 0,
+ 0, 0, 0},
+ {"version", 'V', "Output version information and exit",
+ 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
+ {"rnd1", 'r', "Set 1 part of rnd value for hash generator",
+ (gptr*) &best_t1, (gptr*) &best_t1, 0, GET_ULONG, REQUIRED_ARG, 6657025L,
+ 0, 0, 0, 0, 0},
+ {"rnd2", 'R', "Set 2 part of rnd value for hash generator",
+ (gptr*) &best_t2, (gptr*) &best_t2, 0, GET_ULONG, REQUIRED_ARG, 6114496L,
+ 0, 0, 0, 0, 0},
+ {"type", 't', "Set type of char table to generate",
+ (gptr*) &best_type, (gptr*) &best_type, 0, GET_UINT, REQUIRED_ARG, 1, 0, 0,
+ 0, 0, 0},
+ { 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
+};
struct rand_struct {
unsigned long seed1,seed2,max_value;
@@ -325,82 +354,48 @@ void print_arrays()
}
-static struct option long_options[] =
-{
- {"count", required_argument, 0, 'c'},
- {"search", no_argument, 0, 'S'},
- {"verbose", no_argument, 0, 'v'},
- {"version", no_argument, 0, 'V'},
- {"rnd1", required_argument, 0, 'r'},
- {"rnd2", required_argument, 0, 'R'},
- {"type", required_argument, 0, 't'},
- {0, 0, 0, 0}
-};
-
-
static void usage(int version)
{
- printf("%s Ver 3.3 Distrib %s, for %s (%s)\n",
+ printf("%s Ver 3.5 Distrib %s, for %s (%s)\n",
my_progname, MYSQL_SERVER_VERSION, SYSTEM_TYPE, MACHINE_TYPE);
if (version)
return;
puts("Copyright (C) 2001 MySQL AB, by Sinisa and Monty");
puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,\nand you are welcome to modify and redistribute it under the GPL license\n");
puts("This program generates a perfect hashing function for the sql_lex.cc");
- printf("Usage: %s [OPTIONS]\n", my_progname);
- printf("\n\
--c, --count=# Try count times to find a optimal hash table\n\
--r, --rnd1=# Set 1 part of rnd value for hash generator\n\
--R, --rnd2=# Set 2 part of rnd value for hash generator\n\
--t, --type=# Set type of char table to generate\n\
--S, --search Search after good rnd1 and rnd2 values\n\
--v, --verbose Write some information while the program executes\n\
--V, --version Output version information and exit\n");
+ printf("Usage: %s [OPTIONS]\n\n", my_progname);
+ my_print_help(my_long_options);
+ my_print_variables(my_long_options);
+}
+
+static my_bool
+get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
+ char *argument __attribute__((unused)))
+{
+ switch(optid) {
+ case 'v':
+ opt_verbose++;
+ break;
+ case 'V':
+ usage(1);
+ exit(0);
+ case 'I':
+ case '?':
+ usage(0);
+ exit(0);
+ }
+ return 0;
}
-static uint best_type;
-static ulong best_t1,best_t2, best_start_value;
static int get_options(int argc, char **argv)
{
- int c,option_index=0;
+ int ho_error;
+
+ if ((ho_error=handle_options(&argc, &argv, my_long_options, get_one_option)))
+ exit(ho_error);
- while ((c=getopt_long(argc,argv,"?SvVc:r:R:t:",
- long_options, &option_index)) != EOF)
- {
- switch(c) {
- case 'c':
- opt_count=atol(optarg);
- break;
- case 'r':
- best_t1=atol(optarg);
- break;
- case 'R':
- best_t2=atol(optarg);
- break;
- case 't':
- best_type=atoi(optarg);
- break;
- case 'S':
- opt_search=1;
- break;
- case 'v':
- opt_verbose++;
- break;
- case 'V': usage(1); exit(0);
- case 'I':
- case '?':
- usage(0);
- exit(0);
- default:
- fprintf(stderr,"illegal option: -%c\n",opterr);
- usage(0);
- exit(1);
- }
- }
- argc-=optind;
- argv+=optind;
if (argc >= 1)
{
usage(0);
@@ -483,7 +478,7 @@ int main(int argc,char **argv)
MY_INIT(argv[0]);
- start_value=1109118L; best_t1=6657025L; best_t2=6114496L; best_type=1; /* mode=4903 add=3 type: 0 */
+ start_value=1109118L; /* mode=4903 add=3 type: 0 */
if (get_options(argc,(char **) argv))
exit(1);