From 9b86282ecdb1aaa55f33a9563c3276f17f7e60a3 Mon Sep 17 00:00:00 2001 From: Erik Skultety Date: Thu, 15 Sep 2016 17:52:11 +0200 Subject: [PATCH] vsh: vshCmddefHelp: Drop the unnecessary 'else' branch If the initial check is true the function immediately returns so there's no need to enclose the code following the check within an 'else' block. Also, by removing the 'else' block, the declarations need to be moved to beginning of the function block to conform with our guidelines. Signed-off-by: Erik Skultety --- tools/vsh.c | 222 ++++++++++++++++++++++++++-------------------------- 1 file changed, 111 insertions(+), 111 deletions(-) diff --git a/tools/vsh.c b/tools/vsh.c index cc42152435..1d87dfabb9 100644 --- a/tools/vsh.c +++ b/tools/vsh.c @@ -629,131 +629,131 @@ bool vshCmddefHelp(vshControl *ctl, const char *cmdname) { const vshCmdDef *def = vshCmddefSearch(cmdname); + const char *desc = NULL; + char buf[256]; + uint64_t opts_need_arg; + uint64_t opts_required; + bool shortopt = false; /* true if 'arg' works instead of '--opt arg' */ if (!def) { vshError(ctl, _("command '%s' doesn't exist"), cmdname); return false; - } else { - /* Don't translate desc if it is "". */ - const char *desc = vshCmddefGetInfo(def, "desc"); - char buf[256]; - uint64_t opts_need_arg; - uint64_t opts_required; - bool shortopt = false; /* true if 'arg' works instead of '--opt arg' */ - - if (vshCmddefOptParse(def, &opts_need_arg, &opts_required)) { - vshError(ctl, _("internal error: bad options in command: '%s'"), - def->name); - return false; - } + } - fputs(_(" NAME\n"), stdout); - fprintf(stdout, " %s - %s\n", def->name, - _(vshCmddefGetInfo(def, "help"))); - - fputs(_("\n SYNOPSIS\n"), stdout); - fprintf(stdout, " %s", def->name); - if (def->opts) { - const vshCmdOptDef *opt; - for (opt = def->opts; opt->name; opt++) { - const char *fmt = "%s"; - switch (opt->type) { - case VSH_OT_BOOL: - fmt = "[--%s]"; - break; - case VSH_OT_INT: - /* xgettext:c-format */ - fmt = ((opt->flags & VSH_OFLAG_REQ) ? "<%s>" - : _("[--%s ]")); - if (!(opt->flags & VSH_OFLAG_REQ_OPT)) - shortopt = true; - break; - case VSH_OT_STRING: - /* xgettext:c-format */ - fmt = _("[--%s ]"); - if (!(opt->flags & VSH_OFLAG_REQ_OPT)) - shortopt = true; - break; - case VSH_OT_DATA: - fmt = ((opt->flags & VSH_OFLAG_REQ) ? "<%s>" : "[<%s>]"); - if (!(opt->flags & VSH_OFLAG_REQ_OPT)) - shortopt = true; - break; - case VSH_OT_ARGV: - /* xgettext:c-format */ - if (shortopt) { - fmt = (opt->flags & VSH_OFLAG_REQ) - ? _("{[--%s] }...") - : _("[[--%s] ]..."); - } else { - fmt = (opt->flags & VSH_OFLAG_REQ) ? _("<%s>...") - : _("[<%s>]..."); - } - break; - case VSH_OT_ALIAS: - /* aliases are intentionally undocumented */ - continue; + if (vshCmddefOptParse(def, &opts_need_arg, &opts_required)) { + vshError(ctl, _("internal error: bad options in command: '%s'"), + def->name); + return false; + } + + fputs(_(" NAME\n"), stdout); + fprintf(stdout, " %s - %s\n", def->name, + _(vshCmddefGetInfo(def, "help"))); + + fputs(_("\n SYNOPSIS\n"), stdout); + fprintf(stdout, " %s", def->name); + if (def->opts) { + const vshCmdOptDef *opt; + for (opt = def->opts; opt->name; opt++) { + const char *fmt = "%s"; + switch (opt->type) { + case VSH_OT_BOOL: + fmt = "[--%s]"; + break; + case VSH_OT_INT: + /* xgettext:c-format */ + fmt = ((opt->flags & VSH_OFLAG_REQ) ? "<%s>" + : _("[--%s ]")); + if (!(opt->flags & VSH_OFLAG_REQ_OPT)) + shortopt = true; + break; + case VSH_OT_STRING: + /* xgettext:c-format */ + fmt = _("[--%s ]"); + if (!(opt->flags & VSH_OFLAG_REQ_OPT)) + shortopt = true; + break; + case VSH_OT_DATA: + fmt = ((opt->flags & VSH_OFLAG_REQ) ? "<%s>" : "[<%s>]"); + if (!(opt->flags & VSH_OFLAG_REQ_OPT)) + shortopt = true; + break; + case VSH_OT_ARGV: + /* xgettext:c-format */ + if (shortopt) { + fmt = (opt->flags & VSH_OFLAG_REQ) + ? _("{[--%s] }...") + : _("[[--%s] ]..."); + } else { + fmt = (opt->flags & VSH_OFLAG_REQ) ? _("<%s>...") + : _("[<%s>]..."); } - fputc(' ', stdout); - fprintf(stdout, fmt, opt->name); + break; + case VSH_OT_ALIAS: + /* aliases are intentionally undocumented */ + continue; } + fputc(' ', stdout); + fprintf(stdout, fmt, opt->name); } - fputc('\n', stdout); + } + fputc('\n', stdout); - if (desc[0]) { - /* Print the description only if it's not empty. */ - fputs(_("\n DESCRIPTION\n"), stdout); - fprintf(stdout, " %s\n", _(desc)); - } + desc = vshCmddefGetInfo(def, "desc"); + if (*desc) { + /* Print the description only if it's not empty. */ + fputs(_("\n DESCRIPTION\n"), stdout); + fprintf(stdout, " %s\n", _(desc)); + } - if (def->opts && def->opts->name) { - const vshCmdOptDef *opt; - fputs(_("\n OPTIONS\n"), stdout); - for (opt = def->opts; opt->name; opt++) { - switch (opt->type) { - case VSH_OT_BOOL: - snprintf(buf, sizeof(buf), "--%s", opt->name); - break; - case VSH_OT_INT: - snprintf(buf, sizeof(buf), - (opt->flags & VSH_OFLAG_REQ) ? _("[--%s] ") - : _("--%s "), opt->name); - break; - case VSH_OT_STRING: - /* OT_STRING should never be VSH_OFLAG_REQ */ - if (opt->flags & VSH_OFLAG_REQ) { - vshError(ctl, - _("internal error: bad options in command: '%s'"), - def->name); - return false; - } - snprintf(buf, sizeof(buf), _("--%s "), opt->name); - break; - case VSH_OT_DATA: - /* OT_DATA should always be VSH_OFLAG_REQ */ - if (!(opt->flags & VSH_OFLAG_REQ)) { - vshError(ctl, - _("internal error: bad options in command: '%s'"), - def->name); - return false; - } - snprintf(buf, sizeof(buf), _("[--%s] "), - opt->name); - break; - case VSH_OT_ARGV: - snprintf(buf, sizeof(buf), - shortopt ? _("[--%s] ") : _("<%s>"), - opt->name); - break; - case VSH_OT_ALIAS: - continue; + if (def->opts && def->opts->name) { + const vshCmdOptDef *opt; + fputs(_("\n OPTIONS\n"), stdout); + for (opt = def->opts; opt->name; opt++) { + switch (opt->type) { + case VSH_OT_BOOL: + snprintf(buf, sizeof(buf), "--%s", opt->name); + break; + case VSH_OT_INT: + snprintf(buf, sizeof(buf), + (opt->flags & VSH_OFLAG_REQ) ? _("[--%s] ") + : _("--%s "), opt->name); + break; + case VSH_OT_STRING: + /* OT_STRING should never be VSH_OFLAG_REQ */ + if (opt->flags & VSH_OFLAG_REQ) { + vshError(ctl, + _("internal error: bad options in command: '%s'"), + def->name); + return false; } - - fprintf(stdout, " %-15s %s\n", buf, _(opt->help)); + snprintf(buf, sizeof(buf), _("--%s "), opt->name); + break; + case VSH_OT_DATA: + /* OT_DATA should always be VSH_OFLAG_REQ */ + if (!(opt->flags & VSH_OFLAG_REQ)) { + vshError(ctl, + _("internal error: bad options in command: '%s'"), + def->name); + return false; + } + snprintf(buf, sizeof(buf), _("[--%s] "), + opt->name); + break; + case VSH_OT_ARGV: + snprintf(buf, sizeof(buf), + shortopt ? _("[--%s] ") : _("<%s>"), + opt->name); + break; + case VSH_OT_ALIAS: + continue; } + + fprintf(stdout, " %-15s %s\n", buf, _(opt->help)); } - fputc('\n', stdout); } + fputc('\n', stdout); + return true; } -- 2.39.5