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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:07:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:07:14 +0000
commita175314c3e5827eb193872241446f2f8f5c9d33c (patch)
treecd3d60ca99ae00829c52a6ca79150a5b6e62528b /extra/my_print_defaults.c
parentInitial commit. (diff)
downloadmariadb-10.5-a175314c3e5827eb193872241446f2f8f5c9d33c.tar.xz
mariadb-10.5-a175314c3e5827eb193872241446f2f8f5c9d33c.zip
Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'extra/my_print_defaults.c')
-rw-r--r--extra/my_print_defaults.c230
1 files changed, 230 insertions, 0 deletions
diff --git a/extra/my_print_defaults.c b/extra/my_print_defaults.c
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+/*
+ Copyright (c) 2000, 2011, Oracle and/or its affiliates
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; version 2 of the License.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA
+*/
+
+/*
+** print_default.c:
+** Print all parameters in a default file that will be given to some program.
+**
+** Written by Monty
+*/
+
+#include <my_global.h>
+#include <my_sys.h>
+#include <m_string.h>
+#include <my_getopt.h>
+#include <my_default.h>
+#include <mysql_version.h>
+
+#define load_default_groups mysqld_groups
+#include <mysqld_default_groups.h>
+#undef load_default_groups
+
+my_bool opt_mysqld;
+
+const char *config_file="my"; /* Default config file */
+uint verbose= 0, opt_defaults_file_used= 0;
+const char *default_dbug_option="d:t:o,/tmp/my_print_defaults.trace";
+
+static struct my_option my_long_options[] =
+{
+#ifdef DBUG_OFF
+ {"debug", '#', "This is a non-debug version. Catch this and exit",
+ 0,0, 0, GET_DISABLED, OPT_ARG, 0, 0, 0, 0, 0, 0},
+#else
+ {"debug", '#', "Output debug log", (char**) &default_dbug_option,
+ (char**) &default_dbug_option, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
+#endif
+ {"defaults-file", 'c',
+ "Read this file only, do not read global or per-user config "
+ "files; should be the first option",
+ (char**) &config_file, (char*) &config_file, 0, GET_STR, REQUIRED_ARG,
+ 0, 0, 0, 0, 0, 0},
+ {"defaults-extra-file", 'e',
+ "Read this file after the global config file and before the config "
+ "file in the users home directory; should be the first option",
+ (void *)&my_defaults_extra_file, (void *)&my_defaults_extra_file, 0,
+ GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
+ {"defaults-group-suffix", 'g',
+ "In addition to the given groups, read also groups with this suffix",
+ (char**) &my_defaults_group_suffix, (char**) &my_defaults_group_suffix,
+ 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
+ {"mysqld", 0, "Read the same set of groups that the mysqld binary does.",
+ &opt_mysqld, &opt_mysqld, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
+ {"no-defaults", 'n', "Return an empty string (useful for scripts).",
+ 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
+ {"help", '?', "Display this help message and exit.",
+ 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
+ {"verbose", 'v', "Increase the output level",
+ 0, 0, 0, GET_NO_ARG, 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},
+ {0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
+};
+
+static void cleanup_and_exit(int exit_code) __attribute__ ((noreturn));
+static void cleanup_and_exit(int exit_code)
+{
+ my_end(0);
+ exit(exit_code);
+}
+
+static void version()
+{
+ printf("%s Ver 1.7 for %s at %s\n",my_progname,SYSTEM_TYPE, MACHINE_TYPE);
+}
+
+
+static void usage() __attribute__ ((noreturn));
+static void usage()
+{
+ version();
+ 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("Displays the options from option groups of option files, which is useful to see which options a particular tool will use");
+ printf("Usage: %s [OPTIONS] [groups]\n", my_progname);
+ my_print_help(my_long_options);
+ my_print_default_files(config_file);
+ my_print_variables(my_long_options);
+ printf("\nExample usage:\n%s --defaults-file=example.cnf client client-server mysql\n", my_progname);
+ cleanup_and_exit(0);
+}
+
+
+static my_bool
+get_one_option(const struct my_option *opt __attribute__((unused)),
+ const char *argument __attribute__((unused)),
+ const char *filename)
+{
+ switch (opt->id) {
+ case 'c':
+ opt_defaults_file_used= 1;
+ break;
+ case 'n':
+ cleanup_and_exit(0);
+ case 'I':
+ case '?':
+ usage();
+ case 'v':
+ verbose++;
+ break;
+ case 'V':
+ version();
+ /* fall through */
+ case '#':
+ DBUG_PUSH(argument ? argument : default_dbug_option);
+ break;
+ }
+ return 0;
+}
+
+
+static int get_options(int *argc,char ***argv)
+{
+ int ho_error;
+
+ if ((ho_error=handle_options(argc, argv, my_long_options, get_one_option)))
+ exit(ho_error);
+
+ return 0;
+}
+
+static char *make_args(const char *s1, const char *s2)
+{
+ char *s= malloc(strlen(s1) + strlen(s2) + 1);
+ strmov(strmov(s, s1), s2);
+ return s;
+}
+
+int main(int argc, char **argv)
+{
+ int count= 0, error, no_defaults= 0;
+ char **load_default_groups= 0, *tmp_arguments[6];
+ char **argument, **arguments, **org_argv;
+ int nargs, i= 0;
+ MY_INIT(argv[0]);
+
+ org_argv= argv;
+ if (*argv && !strcmp(*argv, "--no-defaults"))
+ {
+ argv++;
+ ++count;
+ no_defaults= 1;
+ }
+ /* Copy program name and --no-defaults if present*/
+ arguments= tmp_arguments;
+ memcpy((char*) arguments, (char*) org_argv, (++count)*sizeof(*org_argv));
+ arguments[count]= 0;
+
+ /* Check out the args */
+ if (get_options(&argc,&argv))
+ cleanup_and_exit(1);
+
+ if (!no_defaults)
+ {
+ if (opt_defaults_file_used)
+ arguments[count++]= make_args("--defaults-file=", config_file);
+ if (my_defaults_extra_file)
+ arguments[count++]= make_args("--defaults-extra-file=",
+ my_defaults_extra_file);
+ if (my_defaults_group_suffix)
+ arguments[count++]= make_args("--defaults-group-suffix=",
+ my_defaults_group_suffix);
+ arguments[count]= 0;
+ }
+
+ nargs= argc + 1;
+ if (opt_mysqld)
+ nargs+= array_elements(mysqld_groups);
+
+ if (nargs < 2)
+ usage();
+
+ load_default_groups=(char**) my_malloc(PSI_NOT_INSTRUMENTED,
+ nargs*sizeof(char*), MYF(MY_WME));
+ if (!load_default_groups)
+ exit(1);
+ if (opt_mysqld)
+ {
+ for (; mysqld_groups[i]; i++)
+ load_default_groups[i]= (char*) mysqld_groups[i];
+ }
+ memcpy(load_default_groups + i, argv, (argc + 1) * sizeof(*argv));
+ if ((error= load_defaults(config_file, (const char **) load_default_groups,
+ &count, &arguments)))
+ {
+ my_end(0);
+ if (error == 4)
+ return 0;
+ if (verbose && opt_defaults_file_used)
+ {
+ if (error == 1)
+ fprintf(stderr, "WARNING: Defaults file '%s' not found!\n",
+ config_file);
+ /* This error is not available now. For the future */
+ if (error == 2)
+ fprintf(stderr, "WARNING: Defaults file '%s' is not a regular file!\n",
+ config_file);
+ }
+ return 2;
+ }
+
+ for (argument= arguments+1 ; *argument ; argument++)
+ puts(*argument);
+ my_free(load_default_groups);
+ free_defaults(arguments);
+ my_end(0);
+ exit(0);
+}