On 2014-08-28 13:20:07 +0200, Andres Freund wrote:
> I've attached a incremental patch.
Apparently I didn't attach the patch, as so much a file containing the
name of the patchfile...
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index 6d3189d..b14db45 100644
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -2581,12 +2581,15 @@ testdb=> <userinput>\setenv LESS -imx4F</userinput>
<varlistentry>
- <term><literal>\? [ options | variables ]</literal></term>
+ <term><literal>\? [ <replaceable class="parameter">topic</replaceable> ]</literal></term>
<listitem>
<para>
- Shows help information about the backslash commands. This command can have a
- option "variables" or "options" to take help for psql configuration variables
- or psql command line options.
+ Shows help information. The parameter
+ <replaceable class="parameter">topic</replaceable> can be
+ <literal>commands</> (the default) to show help about backslash
+ commands, <literal>options</> to show information about commandline
+ arguments, or <literal>variables</> to show information about
+ variables influencing <application>psql</>'s behaviour or display.
</para>
</listitem>
</varlistentry>
diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
index 12cbb20..7e4626c 100644
--- a/src/bin/psql/command.c
+++ b/src/bin/psql/command.c
@@ -1507,12 +1507,12 @@ exec_command(const char *cmd,
char *opt0 = psql_scan_slash_option(scan_state,
OT_NORMAL, NULL, false);
- if (!opt0)
+ if (!opt0 || strcmp(opt0, "commands") == 0)
slashUsage(pset.popt.topt.pager);
- else if (strcmp(opt0, "variables") == 0)
- help_variables(pset.popt.topt.pager);
else if (strcmp(opt0, "options") == 0)
usage(pset.popt.topt.pager);
+ else if (strcmp(opt0, "variables") == 0)
+ helpVariables(pset.popt.topt.pager);
else
slashUsage(pset.popt.topt.pager);
}
diff --git a/src/bin/psql/help.c b/src/bin/psql/help.c
index 5e7953d..e0d1d13 100644
--- a/src/bin/psql/help.c
+++ b/src/bin/psql/help.c
@@ -171,7 +171,7 @@ slashUsage(unsigned short int pager)
fprintf(output, _("Help\n"));
- fprintf(output, _(" \\? description of all psql commands\n"));
+ fprintf(output, _(" \\? [commands] description of all psql commands\n"));
fprintf(output, _(" \\? options description of psql options\n"));
fprintf(output, _(" \\? variables description of all psql configuration variables\n"));
fprintf(output, _(" \\h [NAME] help on syntax of SQL commands, * for all commands\n"));
@@ -294,10 +294,12 @@ slashUsage(unsigned short int pager)
/*
- * show list of available variables (options) from command line
+ * helpVariables
+ *
+ * Show list of available variables (options).
*/
void
-help_variables(unsigned short int pager)
+helpVariables(unsigned short int pager)
{
FILE *output;
@@ -335,7 +337,7 @@ help_variables(unsigned short int pager)
fprintf(output, _(" USER the currently connected database user\n"));
fprintf(output, _(" VERBOSITY control verbosity of error reports [default, verbose, terse]\n"));
- fprintf(output, _("\nPrinting options:\n"));
+ fprintf(output, _("\nDisplay influencing variables:\n"));
fprintf(output, _("Usage:\n"));
fprintf(output, _(" psql --pset=NAME[=VALUE]\n or \\pset NAME [VALUE] in interactive mode\n\n"));
diff --git a/src/bin/psql/help.h b/src/bin/psql/help.h
index bab360d..3ad374a 100644
--- a/src/bin/psql/help.h
+++ b/src/bin/psql/help.h
@@ -12,7 +12,7 @@ void usage(unsigned short int pager);
void slashUsage(unsigned short int pager);
-void help_variables(unsigned short int pager);
+void helpVariables(unsigned short int pager);
void helpSQL(const char *topic, unsigned short int pager);
diff --git a/src/bin/psql/startup.c b/src/bin/psql/startup.c
index af68e13..0651588 100644
--- a/src/bin/psql/startup.c
+++ b/src/bin/psql/startup.c
@@ -574,7 +574,7 @@ parse_psql_options(int argc, char *argv[], struct adhoc_opts * options)
}
break;
case 1:
- help_variables(NOPAGER);
+ helpVariables(NOPAGER);
exit(EXIT_SUCCESS);
default:
fprintf(stderr, _("Try \"%s --help\" for more information.\n"),
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 7a94fa8..da1b984 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -3516,7 +3516,7 @@ psql_completion(const char *text, int start, int end)
else if (strcmp(prev_wd, "\\?") == 0)
{
static const char *const my_list[] =
- {"options", "variables", NULL};
+ {"commands","options", "variables", NULL};
COMPLETE_WITH_LIST_CS(my_list);
}
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