Refer readers of \? to "\? variables" for pset options

... and remove the list of \pset options from the general \? output.
That list was getting out of hand, both for developers to keep up to
date as well as for users to read.

Author: Álvaro Herrera <alvherre@kurilemu.de>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/202511041638.dm4qukcxfjto@alvherre.pgsql

diff --git a/src/bin/psql/help.c b/src/bin/psql/help.c
index 45d20ea57bc6bb1167eb36bb9f34b3479b19139a..ec0b49b957b4183f988a0ec5bbc4dae68a47e2db 100644 (file)
--- a/src/bin/psql/help.c
+++ b/src/bin/psql/help.c
@@ -290,12 +290,7 @@ slashUsage(unsigned short int pager)
        HELPN("  \\H                     toggle HTML output mode (currently %s)\n",
                  ON(pset.popt.topt.format == PRINT_HTML));
        HELP0("  \\pset [NAME [VALUE]]   set table output option\n"
-                 "                         (border|columns|csv_fieldsep|display_false|display_true|\n"
-                 "                         expanded|fieldsep|fieldsep_zero|footer|format|linestyle|\n"
-                 "                         null|numericlocale|pager|pager_min_lines|recordsep|\n"
-                 "                         recordsep_zero|tableattr|title|tuples_only|\n"
-                 "                         unicode_border_linestyle|unicode_column_linestyle|\n"
-                 "                         unicode_header_linestyle|xheader_width)\n");
+                 "                         see \"\\? variables\" for valid options\n");
        HELPN("  \\t [on|off]            show only rows (currently %s)\n",
                  ON(pset.popt.topt.tuples_only));
        HELP0("  \\T [STRING]            set HTML <table> tag attributes, or unset if none\n");