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Postgres FD Implementation
Commit c64e68fd authored by Robert Haas's avatar Robert Haas
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psql: Make \pset without arguments show all settings. 

Gilles Darold, reviewed by Pavel Stehule
parent c2b175b9
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Showing with 196 additions and 93 deletions
doc/src/sgml/ref/psql-ref.sgml
View file @ c64e68fd
......@@ -2272,13 +2272,10 @@ lo_import 152801
</para>
</tip>
<note>
<para>
It is an error to call <command>\pset</command> without any
arguments. In the future this case might show the current status
<command>\pset</command> without any arguments displays the current status
of all printing options.
</para>
</note>
</listitem>
</varlistentry>
......
src/bin/psql/command.c
View file @ c64e68fd
......@@ -68,6 +68,7 @@ static int strip_lineno_from_funcdesc(char *func);
static void minimal_error_message(PGresult *res);
static void printSSLInfo(void);
static bool printPsetInfo(const char *param, struct printQueryOpt *popt);
#ifdef WIN32
static void checkWin32Codepage(void);
......@@ -1045,8 +1046,20 @@ exec_command(const char *cmd,
if (!opt0)
{
psql_error("\\%s: missing required argument\n", cmd);
success = false;
size_t i;
/* list all variables */
static const char *const my_list[] = {
"border", "columns", "expanded", "fieldsep",
"footer", "format", "linestyle", "null",
"numericlocale", "pager", "recordsep",
"tableattr", "title", "tuples_only",
NULL };
for (i = 0; my_list[i] != NULL; i++) {
printPsetInfo(my_list[i], &pset.popt);
}
success = true;
}
else
success = do_pset(opt0, opt1, &pset.popt, pset.quiet);
......@@ -2275,8 +2288,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
return false;
}
if (!quiet)
printf(_("Output format is %s.\n"), _align2string(popt->topt.format));
}
/* set table line style */
......@@ -2296,9 +2307,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
return false;
}
if (!quiet)
printf(_("Line style is %s.\n"),
get_line_style(&popt->topt)->name);
}
/* set border style/width */
......@@ -2307,8 +2315,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
if (value)
popt->topt.border = atoi(value);
if (!quiet)
printf(_("Border style is %d.\n"), popt->topt.border);
}
/* set expanded/vertical mode */
......@@ -2320,15 +2326,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.expanded = ParseVariableBool(value);
else
popt->topt.expanded = !popt->topt.expanded;
if (!quiet)
{
if (popt->topt.expanded == 1)
printf(_("Expanded display is on.\n"));
else if (popt->topt.expanded == 2)
printf(_("Expanded display is used automatically.\n"));
else
printf(_("Expanded display is off.\n"));
}
}
/* locale-aware numeric output */
......@@ -2338,13 +2335,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.numericLocale = ParseVariableBool(value);
else
popt->topt.numericLocale = !popt->topt.numericLocale;
if (!quiet)
{
if (popt->topt.numericLocale)
puts(_("Showing locale-adjusted numeric output."));
else
puts(_("Locale-adjusted numeric output is off."));
}
}
/* null display */
......@@ -2355,8 +2345,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
free(popt->nullPrint);
popt->nullPrint = pg_strdup(value);
}
if (!quiet)
printf(_("Null display is \"%s\".\n"), popt->nullPrint ? popt->nullPrint : "");
}
/* field separator for unaligned text */
......@@ -2368,13 +2356,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.fieldSep.separator = pg_strdup(value);
popt->topt.fieldSep.separator_zero = false;
}
if (!quiet)
{
if (popt->topt.fieldSep.separator_zero)
printf(_("Field separator is zero byte.\n"));
else
printf(_("Field separator is \"%s\".\n"), popt->topt.fieldSep.separator);
}
}
else if (strcmp(param, "fieldsep_zero") == 0)
......@@ -2382,8 +2363,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
free(popt->topt.fieldSep.separator);
popt->topt.fieldSep.separator = NULL;
popt->topt.fieldSep.separator_zero = true;
if (!quiet)
printf(_("Field separator is zero byte.\n"));
}
/* record separator for unaligned text */
......@@ -2395,15 +2374,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.recordSep.separator = pg_strdup(value);
popt->topt.recordSep.separator_zero = false;
}
if (!quiet)
{
if (popt->topt.recordSep.separator_zero)
printf(_("Record separator is zero byte.\n"));
else if (strcmp(popt->topt.recordSep.separator, "\n") == 0)
printf(_("Record separator is <newline>."));
else
printf(_("Record separator is \"%s\".\n"), popt->topt.recordSep.separator);
}
}
else if (strcmp(param, "recordsep_zero") == 0)
......@@ -2411,8 +2381,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
free(popt->topt.recordSep.separator);
popt->topt.recordSep.separator = NULL;
popt->topt.recordSep.separator_zero = true;
if (!quiet)
printf(_("Record separator is zero byte.\n"));
}
/* toggle between full and tuples-only format */
......@@ -2422,13 +2390,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.tuples_only = ParseVariableBool(value);
else
popt->topt.tuples_only = !popt->topt.tuples_only;
if (!quiet)
{
if (popt->topt.tuples_only)
puts(_("Showing only tuples."));
else
puts(_("Tuples only is off."));
}
}
/* set title override */
......@@ -2439,14 +2400,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->title = NULL;
else
popt->title = pg_strdup(value);
if (!quiet)
{
if (popt->title)
printf(_("Title is \"%s\".\n"), popt->title);
else
printf(_("Title is unset.\n"));
}
}
/* set HTML table tag options */
......@@ -2457,14 +2410,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.tableAttr = NULL;
else
popt->topt.tableAttr = pg_strdup(value);
if (!quiet)
{
if (popt->topt.tableAttr)
printf(_("Table attribute is \"%s\".\n"), popt->topt.tableAttr);
else
printf(_("Table attributes unset.\n"));
}
}
/* toggle use of pager */
......@@ -2481,15 +2426,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.pager = 0;
else
popt->topt.pager = 1;
if (!quiet)
{
if (popt->topt.pager == 1)
puts(_("Pager is used for long output."));
else if (popt->topt.pager == 2)
puts(_("Pager is always used."));
else
puts(_("Pager usage is off."));
}
}
/* disable "(x rows)" footer */
......@@ -2499,13 +2435,6 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
popt->topt.default_footer = ParseVariableBool(value);
else
popt->topt.default_footer = !popt->topt.default_footer;
if (!quiet)
{
if (popt->topt.default_footer)
puts(_("Default footer is on."));
else
puts(_("Default footer is off."));
}
}
/* set border style/width */
......@@ -2513,9 +2442,167 @@ do_pset(const char *param, const char *value, printQueryOpt *popt, bool quiet)
{
if (value)
popt->topt.columns = atoi(value);
}
else
{
psql_error("\\pset: unknown option: %s\n", param);
return false;
}
if (!quiet)
printPsetInfo(param, &pset.popt);
return true;
}
static bool
printPsetInfo(const char *param, struct printQueryOpt *popt)
{
Assert(param != NULL);
/* show border style/width */
if (strcmp(param, "border") == 0)
{
if (!popt->topt.border)
printf(_("Border style (%s) unset.\n"), param);
else
printf(_("Border style (%s) is %d.\n"), param,
popt->topt.border);
}
/* show the target width for the wrapped format */
else if (strcmp(param, "columns") == 0)
{
if (!popt->topt.columns)
printf(_("Target width (%s) unset.\n"), param);
else
printf(_("Target width (%s) is %d.\n"), param,
popt->topt.columns);
}
/* show expanded/vertical mode */
else if (strcmp(param, "x") == 0 || strcmp(param, "expanded") == 0 || strcmp(param, "vertical") == 0)
{
if (popt->topt.expanded == 1)
printf(_("Expanded display (%s) is on.\n"), param);
else if (popt->topt.expanded == 2)
printf(_("Expanded display (%s) is used automatically.\n"), param);
else
printf(_("Expanded display (%s) is off.\n"), param);
}
/* show field separator for unaligned text */
else if (strcmp(param, "fieldsep") == 0)
{
if (popt->topt.fieldSep.separator_zero)
printf(_("Field separator (%s) is zero byte.\n"), param);
else
printf(_("Field separator (%s) is \"%s\".\n"), param,
popt->topt.fieldSep.separator);
}
else if (strcmp(param, "fieldsep_zero") == 0)
{
printf(_("Field separator (%s) is zero byte.\n"), param);
}
/* show disable "(x rows)" footer */
else if (strcmp(param, "footer") == 0)
{
if (popt->topt.default_footer)
printf(_("Default footer (%s) is on.\n"), param);
else
printf(_("Default footer (%s) is off."), param);
}
/* show format */
else if (strcmp(param, "format") == 0)
{
if (!popt->topt.format)
printf(_("Output format (%s) is aligned.\n"), param);
else
printf(_("Output format (%s) is %s.\n"), param,
_align2string(popt->topt.format));
}
/* show table line style */
else if (strcmp(param, "linestyle") == 0)
{
printf(_("Line style (%s) is %s.\n"), param,
get_line_style(&popt->topt)->name);
}
/* show null display */
else if (strcmp(param, "null") == 0)
{
printf(_("Null display (%s) is \"%s\".\n"), param,
popt->nullPrint ? popt->nullPrint : "");
}
/* show locale-aware numeric output */
else if (strcmp(param, "numericlocale") == 0)
{
if (popt->topt.numericLocale)
printf(_("Locale-adjusted numeric output (%s) is on.\n"), param);
else
printf(_("Locale-adjusted numeric output (%s) is off.\n"), param);
}
/* show toggle use of pager */
else if (strcmp(param, "pager") == 0)
{
if (popt->topt.pager == 1)
printf(_("Pager (%s) is used for long output.\n"), param);
else if (popt->topt.pager == 2)
printf(_("Pager (%s) is always used.\n"), param);
else
printf(_("Pager (%s) usage is off.\n"), param);
}
/* show record separator for unaligned text */
else if (strcmp(param, "recordsep") == 0)
{
if (popt->topt.recordSep.separator_zero)
printf(_("Record separator (%s) is zero byte.\n"), param);
else if (strcmp(popt->topt.recordSep.separator, "\n") == 0)
printf(_("Record separator (%s) is <newline>.\n"), param);
else
printf(_("Record separator (%s) is \"%s\".\n"), param,
popt->topt.recordSep.separator);
}
else if (strcmp(param, "recordsep_zero") == 0)
{
printf(_("Record separator (%s) is zero byte.\n"), param);
}
/* show HTML table tag options */
else if (strcmp(param, "T") == 0 || strcmp(param, "tableattr") == 0)
{
if (popt->topt.tableAttr)
printf(_("Table attribute (%s) is \"%s\".\n"), param,
popt->topt.tableAttr);
else
printf(_("Table attributes (%s) unset.\n"), param);
}
if (!quiet)
printf(_("Target width is %d.\n"), popt->topt.columns);
/* show title override */
else if (strcmp(param, "title") == 0)
{
if (popt->title)
printf(_("Title (%s) is \"%s\".\n"), param, popt->title);
else
printf(_("Title (%s) unset.\n"), param);
}
/* show toggle between full and tuples-only format */
else if (strcmp(param, "t") == 0 || strcmp(param, "tuples_only") == 0)
{
if (popt->topt.tuples_only)
printf(_("Tuples only (%s) is on.\n"), param);
else
printf(_("Tuples only (%s) is off.\n"), param);
}
else
......
src/bin/psql/help.c
View file @ c64e68fd
......@@ -247,7 +247,7 @@ slashUsage(unsigned short int pager)
fprintf(output, _(" \\f [STRING] show or set field separator for unaligned query output\n"));
fprintf(output, _(" \\H toggle HTML output mode (currently %s)\n"),
ON(pset.popt.topt.format == PRINT_HTML));
fprintf(output, _(" \\pset NAME [VALUE] set table output option\n"
fprintf(output, _(" \\pset [NAME [VALUE]] set table output option\n"
" (NAME := {format|border|expanded|fieldsep|fieldsep_zero|footer|null|\n"
" numericlocale|recordsep|recordsep_zero|tuples_only|title|tableattr|pager})\n"));
fprintf(output, _(" \\t [on|off] show only rows (currently %s)\n"),
......
src/test/regress/expected/psql.out
View file @ c64e68fd
......@@ -52,3 +52,19 @@ more than one row returned for \gset
select 10 as test01, 20 as test02 from generate_series(1,0) \gset
no rows returned for \gset
\unset FETCH_COUNT
-- show all pset options
\pset
Border style (border) is 1.
Target width (columns) unset.
Expanded display (expanded) is off.
Field separator (fieldsep) is "|".
Default footer (footer) is on.
Output format (format) is aligned.
Line style (linestyle) is ascii.
Null display (null) is "".
Locale-adjusted numeric output (numericlocale) is off.
Pager (pager) is used for long output.
Record separator (recordsep) is <newline>.
Table attributes (tableattr) unset.
Title (title) unset.
Tuples only (tuples_only) is off.
src/test/regress/sql/psql.sql
View file @ c64e68fd
......@@ -37,3 +37,6 @@ select 10 as test01, 20 as test02 from generate_series(1,3) \gset
select 10 as test01, 20 as test02 from generate_series(1,0) \gset
\unset FETCH_COUNT
-- show all pset options
\pset
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