From 4ba8b3ebf4f8f583c2c01da20e4d110a5881ffdd Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Thu, 18 Oct 2018 15:24:07 -0300 Subject: tools lib subcmd: Introduce OPTION_ULONG For completeness, will be used in 'perf trace --max-events'. Cc: Adrian Hunter Cc: Andi Kleen Cc: David Ahern Cc: Jiri Olsa Cc: Josh Poimboeuf Cc: Kim Phillips Cc: Namhyung Kim Cc: Wang Nan Link: https://lkml.kernel.org/n/tip-glaj3pwespxfj2fdjs9a20b6@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/subcmd/parse-options.c | 19 +++++++++++++++++++ tools/lib/subcmd/parse-options.h | 2 ++ 2 files changed, 21 insertions(+) (limited to 'tools/lib/subcmd') diff --git a/tools/lib/subcmd/parse-options.c b/tools/lib/subcmd/parse-options.c index cb7154eccbdc..dbb9efbf718a 100644 --- a/tools/lib/subcmd/parse-options.c +++ b/tools/lib/subcmd/parse-options.c @@ -116,6 +116,7 @@ static int get_value(struct parse_opt_ctx_t *p, case OPTION_INTEGER: case OPTION_UINTEGER: case OPTION_LONG: + case OPTION_ULONG: case OPTION_U64: default: break; @@ -166,6 +167,7 @@ static int get_value(struct parse_opt_ctx_t *p, case OPTION_INTEGER: case OPTION_UINTEGER: case OPTION_LONG: + case OPTION_ULONG: case OPTION_U64: default: break; @@ -295,6 +297,22 @@ static int get_value(struct parse_opt_ctx_t *p, return opterror(opt, "expects a numerical value", flags); return 0; + case OPTION_ULONG: + if (unset) { + *(unsigned long *)opt->value = 0; + return 0; + } + if (opt->flags & PARSE_OPT_OPTARG && !p->opt) { + *(unsigned long *)opt->value = opt->defval; + return 0; + } + if (get_arg(p, opt, flags, &arg)) + return -1; + *(unsigned long *)opt->value = strtoul(arg, (char **)&s, 10); + if (*s) + return opterror(opt, "expects a numerical value", flags); + return 0; + case OPTION_U64: if (unset) { *(u64 *)opt->value = 0; @@ -703,6 +721,7 @@ static void print_option_help(const struct option *opts, int full) case OPTION_ARGUMENT: break; case OPTION_LONG: + case OPTION_ULONG: case OPTION_U64: case OPTION_INTEGER: case OPTION_UINTEGER: diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h index 92fdbe1519f6..6ca2a8bfe716 100644 --- a/tools/lib/subcmd/parse-options.h +++ b/tools/lib/subcmd/parse-options.h @@ -25,6 +25,7 @@ enum parse_opt_type { OPTION_STRING, OPTION_INTEGER, OPTION_LONG, + OPTION_ULONG, OPTION_CALLBACK, OPTION_U64, OPTION_UINTEGER, @@ -133,6 +134,7 @@ struct option { #define OPT_INTEGER(s, l, v, h) { .type = OPTION_INTEGER, .short_name = (s), .long_name = (l), .value = check_vtype(v, int *), .help = (h) } #define OPT_UINTEGER(s, l, v, h) { .type = OPTION_UINTEGER, .short_name = (s), .long_name = (l), .value = check_vtype(v, unsigned int *), .help = (h) } #define OPT_LONG(s, l, v, h) { .type = OPTION_LONG, .short_name = (s), .long_name = (l), .value = check_vtype(v, long *), .help = (h) } +#define OPT_ULONG(s, l, v, h) { .type = OPTION_ULONG, .short_name = (s), .long_name = (l), .value = check_vtype(v, unsigned long *), .help = (h) } #define OPT_U64(s, l, v, h) { .type = OPTION_U64, .short_name = (s), .long_name = (l), .value = check_vtype(v, u64 *), .help = (h) } #define OPT_STRING(s, l, v, a, h) { .type = OPTION_STRING, .short_name = (s), .long_name = (l), .value = check_vtype(v, const char **), .argh = (a), .help = (h) } #define OPT_STRING_OPTARG(s, l, v, a, h, d) \ -- cgit v1.2.3-59-g8ed1b