The following changes since commit 74a92cdd178ac5434d2bbbc1649fe66ff341c1d0:
lib/rand: cleanup __fill_random_buffer() (2014-12-05 11:04:19 -0700)
are available in the git repository at:
git://git.kernel.dk/fio.git master
for you to fetch changes up to f8b8f7da1f64353ebc1dfa47de3b7ff1e8cca303:
Update date and email in man page (2014-12-06 18:47:43 -0700)
----------------------------------------------------------------
Jens Axboe (3):
options: show closest match for unknown job option
options: strip off =optval when matching
Update date and email in man page
fio.1 | 4 ++--
options.c | 39 +++++++++++++++++++++++++++++++++++++--
2 files changed, 39 insertions(+), 4 deletions(-)
---
Diff of recent changes:
diff --git a/fio.1 b/fio.1
index c3193a2..0e66206 100644
--- a/fio.1
+++ b/fio.1
@@ -1,4 +1,4 @@
-.TH fio 1 "October 2013" "User Manual"
+.TH fio 1 "December 2014" "User Manual"
.SH NAME
fio \- flexible I/O tester
.SH SYNOPSIS
@@ -1873,7 +1873,7 @@ of being passed one from the client.
.B fio
was written by Jens Axboe <[email protected]>,
-now Jens Axboe <[email protected]>.
+now Jens Axboe <[email protected]>.
.br
This man page was written by Aaron Carroll <[email protected]> based
on documentation by Jens Axboe.
diff --git a/options.c b/options.c
index c3c6292..2c703fd 100644
--- a/options.c
+++ b/options.c
@@ -3933,6 +3933,39 @@ static char **dup_and_sub_options(char **opts, int
num_opts)
return opts_copy;
}
+static void show_closest_option(const char *opt)
+{
+ int best_option, best_distance;
+ int i, distance;
+ char *name;
+
+ if (!strlen(opt))
+ return;
+
+ name = strdup(opt);
+ i = 0;
+ while (name[i] != '\0' && name[i] != '=')
+ i++;
+ name[i] = '\0';
+
+ best_option = -1;
+ best_distance = INT_MAX;
+ i = 0;
+ while (fio_options[i].name) {
+ distance = string_distance(name, fio_options[i].name);
+ if (distance < best_distance) {
+ best_distance = distance;
+ best_option = i;
+ }
+ i++;
+ }
+
+ if (best_option != -1)
+ log_err("Did you mean %s?\n", fio_options[best_option].name);
+
+ free(name);
+}
+
int fio_options_parse(struct thread_data *td, char **opts, int num_opts,
int dump_cmdline)
{
@@ -3968,6 +4001,7 @@ int fio_options_parse(struct thread_data *td, char
**opts, int num_opts,
for (i = 0; i < num_opts; i++) {
struct fio_option *o = NULL;
int newret = 1;
+
if (!opts_copy[i])
continue;
@@ -3977,9 +4011,10 @@ int fio_options_parse(struct thread_data *td, char
**opts, int num_opts,
td->eo, dump_cmdline);
ret |= newret;
- if (!o)
+ if (!o) {
log_err("Bad option <%s>\n", opts[i]);
-
+ show_closest_option(opts[i]);
+ }
free(opts_copy[i]);
opts_copy[i] = NULL;
}
--
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