2014-08-07 7:10 GMT+02:00 Fujii Masao <[email protected]>:
> On Thu, Aug 7, 2014 at 6:26 AM, Pavel Stehule <[email protected]>
> wrote:
> > Hello
> >
> > updated version patch in attachment
>
> Thanks! But ISTM you forgot to attached the patch.
>
grr .. I am sorry
>
> >> + /* all psql known variables are included in list by default */
> >> + for (known_varname = known_varnames; *known_varname;
> known_varname++)
> >> + varnames[nvars++] = pg_strdup(*known_varname);
> >>
> >> Don't we need to append both prefix and suffix to even known variables?
> >
> >
> > ??? I am not sure if I understand well - probably system "read only"
> > variables as DBNAME, USER, VERSION should not be there
>
> I had that question because complete_from_variables() is also called by the
> tab-completion of "\echo :" and it shows half-baked variables list. So
> I thought probably we need to change complete_from_variables() more to
> fix the problem.
>
I understand now.
I fixed it.
I have a question.\echo probably should not to show empty known variable.
data for autocomplete for \echo should be same as result of "\set"
>
> >> + else if (strcmp(prev2_wd, "\\set") == 0)
> >> + {
> >> + if (strcmp(prev_wd, "AUTOCOMMIT") == 0)
> >>
> >> ISTM that some psql variables like IGNOREEOF are not there. Why not?
> >
> >
> > yes, there are not complete for DBNAME, ENCODING, FETCH_COUNT,
> HISTCONTROL,
> > HISTFILE, HISTSIZE, HOST, IGNOREEOFF, PROMPT*,USER, VERSION
> >
> > There are more reasons:
> >
> > * paremeter is not a enum (string, number or both): FETCH_COUNT, PROMPT,
> > HISTSIZE, ..
> >
> > * variable is pseudo read only - change has not any effect: DBNAME,
> > ENCODING, VERSION
>
> So HISTCONTROL should be there because it doesn't have such reasons at all?
>
>
yes
Pavel
> Regards,
>
> --
> Fujii Masao
>
commit bacfdc0e03219265aeee34b78f7ec9d272d49f72
Author: Pavel Stehule <[email protected]>
Date: Wed Aug 6 23:05:42 2014 +0200
warnings and typo fixed
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 24e60b7..b94ed63 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -3608,6 +3608,79 @@ psql_completion(const char *text, int start, int end)
{
matches = complete_from_variables(text, "", "");
}
+ else if (strcmp(prev2_wd, "\\set") == 0)
+ {
+ if (strcmp(prev_wd, "AUTOCOMMIT") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", "interactive", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "COMP_KEYWORD_CASE") == 0)
+ {
+ static const char *const my_list[] =
+ {"lower", "upper", "preserve-lower", "preserve-upper", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "ECHO") == 0)
+ {
+ static const char *const my_list[] =
+ {"none", "errors", "queries", "all", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "ECHO_HIDDEN") == 0)
+ {
+ static const char *const my_list[] =
+ {"noexec", "off", "on", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "ON_ERROR_ROLLBACK") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", "interactive", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "ON_ERROR_STOP") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "QUIET") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "SINGLELINE") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "SINGLESTEP") == 0)
+ {
+ static const char *const my_list[] =
+ {"on", "off", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ else if (strcmp(prev_wd, "VERBOSITY") == 0)
+ {
+ static const char *const my_list[] =
+ {"default", "verbose", "terse", NULL};
+
+ COMPLETE_WITH_LIST_CS(my_list);
+ }
+ }
else if (strcmp(prev_wd, "\\sf") == 0 || strcmp(prev_wd, "\\sf+") == 0)
COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_functions, NULL);
else if (strcmp(prev_wd, "\\cd") == 0 ||
@@ -4062,28 +4135,61 @@ complete_from_variables(const char *text, const char *prefix, const char *suffix
{
char **matches;
char **varnames;
+ static const char **known_varname;
int nvars = 0;
int maxvars = 100;
int i;
struct _variable *ptr;
+ static const char *known_varnames[] = {
+ "AUTOCOMMIT", "COMP_KEYWORD_CASE", "DBNAME", "ECHO", "ECHO_HIDDEN", "ENCODING",
+ "FETCH_COUNT", "HISTCONTROL", "HISTFILE", "HISTSIZE", "HOST", "IGNOREEOFF",
+ "LASTOID", "ON_ERROR_ROLLBACK", "ON_ERROR_STOP", "PORT", "PROMPT1", "PROMPT2",
+ "PROMPT3", "QUIET", "SINGLELINE", "SINGLESTEP", "USER", "VERBOSITY",
+ NULL
+ };
+
varnames = (char **) pg_malloc((maxvars + 1) * sizeof(char *));
+ /* all psql known variables are included in list by default */
+ for (known_varname = known_varnames; *known_varname; known_varname++)
+ varnames[nvars++] = psprintf("%s%s%s", prefix, *known_varname, suffix);
+
for (ptr = pset.vars->next; ptr; ptr = ptr->next)
{
- if (nvars >= maxvars)
+ char *varname;
+ bool is_known_varname = false;
+
+ varname = psprintf("%s%s%s", prefix, ptr->name, suffix);
+
+ /* is it known varname? */
+ for (known_varname = known_varnames; *known_varname; known_varname++)
{
- maxvars *= 2;
- varnames = (char **) realloc(varnames,
- (maxvars + 1) * sizeof(char *));
- if (!varnames)
+ if (strcmp(*known_varname, varname) == 0)
{
- psql_error("out of memory\n");
- exit(EXIT_FAILURE);
+ free(varname);
+ is_known_varname = true;
+ break;
}
}
- varnames[nvars++] = psprintf("%s%s%s", prefix, ptr->name, suffix);
+ /* append only unknown varnames, known varnames are in list already */
+ if (!is_known_varname)
+ {
+ if (nvars >= maxvars)
+ {
+ maxvars *= 2;
+ varnames = (char **) realloc(varnames,
+ (maxvars + 1) * sizeof(char *));
+ if (!varnames)
+ {
+ psql_error("out of memory\n");
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ varnames[nvars++] = psprintf("%s%s%s", prefix, ptr->name, suffix);
+ }
}
varnames[nvars] = NULL;
--
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