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lib: move option parsing into common_init

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Move option parsing into common_init so it can be shared between simple
tests and tests with subtests. This allows for more common command line
behaviour across all tests.

Signed-off-by: Thomas Wood <thomas.wood@intel.com>
This commit is contained in:
Thomas Wood 2014-07-18 16:24:34 +01:00
parent e73008bae3
commit 94ac74ebb8
1 changed files with 74 additions and 44 deletions
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118
lib/igt_core.c
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@ -291,30 +291,11 @@ static void oom_adjust_for_doom(void)
igt_assert(write(fd, always_kill, sizeof(always_kill)) == sizeof(always_kill));
}
/**
* igt_subtest_init_parse_opts:
* @argc: argc from the test's main()
* @argv: argv from the test's main()
* @extra_short_opts: getopt_long() compliant list with additional short options
* @extra_long_opts: getopt_long() compliant list with additional long options
* @help_str: help string for the additional options
* @extra_opt_handler: handler for the additional options
*
* This function handles the subtest related cmdline options and allows an
* arbitrary set of additional options. This is useful for tests which have
* additional knobs to tune when run manually like the number of rounds execute
* or the size of the allocated buffer objects.
*
* Tests without special needs should just use igt_subtest_init() or use
* #igt_main directly instead of their own main() function.
*
* Returns: Forwards any option parsing errors from getopt_long.
*/
int igt_subtest_init_parse_opts(int argc, char **argv,
const char *extra_short_opts,
struct option *extra_long_opts,
const char *help_str,
igt_opt_handler_t extra_opt_handler)
static int common_init(int argc, char **argv,
const char *extra_short_opts,
struct option *extra_long_opts,
const char *help_str,
igt_opt_handler_t extra_opt_handler)
{
int c, option_index = 0;
static struct option long_options[] = {
@ -328,8 +309,18 @@ int igt_subtest_init_parse_opts(int argc, char **argv,
int extra_opt_count;
int all_opt_count;
int ret = 0;
char *env = getenv("IGT_LOG_LEVEL");
test_with_subtests = true;
if (env) {
if (strcmp(env, "debug") == 0)
igt_log_level = IGT_LOG_DEBUG;
else if (strcmp(env, "info") == 0)
igt_log_level = IGT_LOG_INFO;
else if (strcmp(env, "warn") == 0)
igt_log_level = IGT_LOG_WARN;
else if (strcmp(env, "none") == 0)
igt_log_level = IGT_LOG_NONE;
}
command_str = argv[0];
if (strrchr(command_str, '/'))
@ -389,36 +380,70 @@ int igt_subtest_init_parse_opts(int argc, char **argv,
}
}
igt_install_exit_handler(check_igt_exit);
oom_adjust_for_doom();
out:
free(short_opts);
free(combined_opts);
/* exit immediately if this test has no subtests and a subtest or the
* list of subtests has been requested */
if (!test_with_subtests) {
if (run_single_subtest) {
igt_warn("Unknown subtest: %s\n", run_single_subtest);
exit(-1);
}
if (list_subtests)
exit(-1);
}
if (ret < 0)
/* exit with no error for -h/--help */
exit(ret == -1 ? 0 : ret);
print_version();
return ret;
}
enum igt_log_level igt_log_level = IGT_LOG_INFO;
static void common_init(void)
/**
* igt_subtest_init_parse_opts:
* @argc: argc from the test's main()
* @argv: argv from the test's main()
* @extra_short_opts: getopt_long() compliant list with additional short options
* @extra_long_opts: getopt_long() compliant list with additional long options
* @help_str: help string for the additional options
* @extra_opt_handler: handler for the additional options
*
* This function handles the subtest related cmdline options and allows an
* arbitrary set of additional options. This is useful for tests which have
* additional knobs to tune when run manually like the number of rounds execute
* or the size of the allocated buffer objects.
*
* Tests without special needs should just use igt_subtest_init() or use
* #igt_main directly instead of their own main() function.
*
* Returns: Forwards any option parsing errors from getopt_long.
*/
int igt_subtest_init_parse_opts(int argc, char **argv,
const char *extra_short_opts,
struct option *extra_long_opts,
const char *help_str,
igt_opt_handler_t extra_opt_handler)
{
char *env = getenv("IGT_LOG_LEVEL");
int ret;
if (!env)
return;
test_with_subtests = true;
ret = common_init(argc, argv, extra_short_opts, extra_long_opts,
help_str, extra_opt_handler);
igt_install_exit_handler(check_igt_exit);
if (strcmp(env, "debug") == 0)
igt_log_level = IGT_LOG_DEBUG;
else if (strcmp(env, "info") == 0)
igt_log_level = IGT_LOG_INFO;
else if (strcmp(env, "warn") == 0)
igt_log_level = IGT_LOG_WARN;
else if (strcmp(env, "none") == 0)
igt_log_level = IGT_LOG_NONE;
return ret;
}
enum igt_log_level igt_log_level = IGT_LOG_INFO;
/**
* igt_subtest_init:
* @argc: argc from the test's main()
@ -446,8 +471,6 @@ void igt_subtest_init(int argc, char **argv)
/* reset opt parsing */
optind = 1;
common_init();
}
/**
@ -463,11 +486,18 @@ void igt_subtest_init(int argc, char **argv)
*/
void igt_simple_init(int argc, char **argv)
{
print_version();
int ret;
oom_adjust_for_doom();
/* supress getopt errors about unknown options */
opterr = 0;
common_init();
ret = common_init(argc, argv, NULL, NULL, NULL, NULL);
if (ret < 0)
/* exit with no error for -h/--help */
exit(ret == -1 ? 0 : ret);
/* reset opt parsing */
optind = 1;
}
/*