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Fix a couple of places where the result of fgets() wasn't checked.

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This is mostly to suppress compiler warnings, although in principle
the cases could result in undesirable behavior.

Martin Pitt
This commit is contained in:
Tom Lane
2010-04-30 17:09:13 +00:00
parent 21992dd4f5
commit 0954358047
2 changed files with 6 additions and 4 deletions
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5
src/bin/psql/prompt.c
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@@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2010, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/prompt.c,v 1.53 2010/01/02 16:57:59 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/prompt.c,v 1.54 2010/04/30 17:09:13 tgl Exp $
*/
#include "postgres_fe.h"
@@ -252,7 +252,8 @@ get_prompt(promptStatus_t status)
fd = popen(file, "r");
if (fd)
{
fgets(buf, sizeof(buf), fd);
if (fgets(buf, sizeof(buf), fd) == NULL)
buf[0] = '\0';
pclose(fd);
}
if (strlen(buf) > 0 && buf[strlen(buf) - 1] == '\n')