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Add the possibility to do 'openssl help [command]'

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Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5002)
This commit is contained in:
Richard Levitte 2017-12-31 08:44:26 +01:00
parent 391e987e9c
commit da6be198f7
1 changed files with 10 additions and 0 deletions
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10
apps/openssl.c
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@ -442,6 +442,8 @@ typedef enum HELP_CHOICE {
} HELP_CHOICE;
const OPTIONS help_options[] = {
{OPT_HELP_STR, 1, '-', "Usage: help [options]\n"},
{OPT_HELP_STR, 1, '-', " help [command]\n"},
{"help", OPT_hHELP, '-', "Display this summary"},
{NULL}
};
@ -469,6 +471,14 @@ int help_main(int argc, char **argv)
}
}
if (opt_num_rest() == 1) {
char *new_argv[3];
new_argv[0] = opt_rest()[0];
new_argv[1] = "--help";
new_argv[2] = NULL;
return do_cmd(prog_init(), 2, new_argv);
}
if (opt_num_rest() != 0) {
BIO_printf(bio_err, "Usage: %s\n", prog);
return 1;