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authorPeter Eisentraut <peter_e@gmx.net>2017-04-11 14:13:31 -0400
committerPeter Eisentraut <peter_e@gmx.net>2017-05-16 08:52:39 -0400
commit47b4913050a320bfba55fa65d52d9ba15488bc70 (patch)
tree7b97d0a03104a21e0df8911cda102113982632d5 /src/backend/access
parent21c2c3d75e888a578176616aa1411552f43b4908 (diff)
downloadpostgresql-47b4913050a320bfba55fa65d52d9ba15488bc70.tar.gz
postgresql-47b4913050a320bfba55fa65d52d9ba15488bc70.zip
Fix new warnings from GCC 7
This addresses the new warning types -Wformat-truncation -Wformat-overflow that are part of -Wall, via -Wformat, in GCC 7.
Diffstat (limited to 'src/backend/access')
-rw-r--r--src/backend/access/heap/rewriteheap.c4
-rw-r--r--src/backend/access/transam/xlog.c6
2 files changed, 5 insertions, 5 deletions
diff --git a/src/backend/access/heap/rewriteheap.c b/src/backend/access/heap/rewriteheap.c
index 300b075af75..674b1bd2e63 100644
--- a/src/backend/access/heap/rewriteheap.c
+++ b/src/backend/access/heap/rewriteheap.c
@@ -1194,7 +1194,7 @@ CheckPointLogicalRewriteHeap(void)
XLogRecPtr redo;
DIR *mappings_dir;
struct dirent *mapping_de;
- char path[MAXPGPATH];
+ char path[MAXPGPATH + 20];
/*
* We start of with a minimum of the last redo pointer. No new decoding
@@ -1225,7 +1225,7 @@ CheckPointLogicalRewriteHeap(void)
strcmp(mapping_de->d_name, "..") == 0)
continue;
- snprintf(path, MAXPGPATH, "pg_logical/mappings/%s", mapping_de->d_name);
+ snprintf(path, sizeof(path), "pg_logical/mappings/%s", mapping_de->d_name);
if (lstat(path, &statbuf) == 0 && !S_ISREG(statbuf.st_mode))
continue;
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 184ea2d4b9e..b5aa9158be5 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -3941,7 +3941,7 @@ CleanupBackupHistory(void)
{
DIR *xldir;
struct dirent *xlde;
- char path[MAXPGPATH];
+ char path[MAXPGPATH + sizeof(XLOGDIR)];
xldir = AllocateDir(XLOGDIR);
if (xldir == NULL)
@@ -3959,7 +3959,7 @@ CleanupBackupHistory(void)
ereport(DEBUG2,
(errmsg("removing transaction log backup history file \"%s\"",
xlde->d_name)));
- snprintf(path, MAXPGPATH, XLOGDIR "/%s", xlde->d_name);
+ snprintf(path, sizeof(path), XLOGDIR "/%s", xlde->d_name);
unlink(path);
XLogArchiveCleanup(xlde->d_name);
}
@@ -10061,7 +10061,7 @@ do_pg_start_backup(const char *backupidstr, bool fast, TimeLineID *starttli_p,
/* Collect information about all tablespaces */
while ((de = ReadDir(tblspcdir, "pg_tblspc")) != NULL)
{
- char fullpath[MAXPGPATH];
+ char fullpath[MAXPGPATH + 10];
char linkpath[MAXPGPATH];
char *relpath = NULL;
int rllen;