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Suppress psql \s help display for platforms like Win32 that don't

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typically install witn readline, and throw an error if they try to
access it.
This commit is contained in:
Bruce Momjian 2004-10-06 18:39:16 +00:00
parent 94954c7f6a
commit c62a5465fb
3 changed files with 8 additions and 4 deletions
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4
doc/src/sgml/ref/psql-ref.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.122 2004/09/20 18:51:17 tgl Exp $
$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.123 2004/10/06 18:39:15 momjian Exp $
PostgreSQL documentation
-->
@ -1603,7 +1603,7 @@ lo_import 152801
class="parameter">filename</replaceable> is omitted, the history
is written to the standard output. This option is only available
if <application>psql</application> is configured to use the
<acronym>GNU</acronym> history library.
<acronym>GNU</acronym> readline (or history) library.
</para>
<note>

4
src/bin/psql/help.c
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@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2004, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/help.c,v 1.93 2004/08/29 05:06:54 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/help.c,v 1.94 2004/10/06 18:39:16 momjian Exp $
*/
#include "postgres_fe.h"
#include "common.h"
@ -194,7 +194,9 @@ slashUsage(unsigned short int pager)
fprintf(output, _(" \\g [FILE] send query buffer to server (and results to file or |pipe)\n"));
fprintf(output, _(" \\p show the contents of the query buffer\n"));
fprintf(output, _(" \\r reset (clear) the query buffer\n"));
#ifdef USE_READLINE
fprintf(output, _(" \\s [FILE] display history or save it to file\n"));
#endif
fprintf(output, _(" \\w FILE write query buffer to file\n"));
fprintf(output, "\n");

4
src/bin/psql/input.c
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@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2004, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/input.c,v 1.38 2004/09/27 19:16:02 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/input.c,v 1.39 2004/10/06 18:39:16 momjian Exp $
*/
#include "postgres_fe.h"
#include "input.h"
@ -209,6 +209,8 @@ saveHistory(char *fname)
psql_error("could not save history to file \"%s\": %s\n", fname, strerror(errno));
}
#else
psql_error("history is not supported on this platform\n");
#endif
return false;