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-rw-r--r--contrib/pg_upgrade/controldata.c8
-rw-r--r--contrib/pg_upgrade/info.c6
-rw-r--r--contrib/pg_upgrade/server.c9
3 files changed, 12 insertions, 11 deletions
diff --git a/contrib/pg_upgrade/controldata.c b/contrib/pg_upgrade/controldata.c
index ccf7a36c9da..78d62c76f4d 100644
--- a/contrib/pg_upgrade/controldata.c
+++ b/contrib/pg_upgrade/controldata.c
@@ -62,10 +62,10 @@ get_control_data(migratorContext *ctx, ClusterInfo *cluster, bool live_check)
#else
SetEnvironmentVariableA("LANG", "C");
#endif
- sprintf(cmd, SYSTEMQUOTE "\"%s/%s \"%s\"" SYSTEMQUOTE,
- cluster->bindir,
- live_check ? "pg_controldata\"" : "pg_resetxlog\" -n",
- cluster->pgdata);
+ snprintf(cmd, sizeof(cmd), SYSTEMQUOTE "\"%s/%s \"%s\"" SYSTEMQUOTE,
+ cluster->bindir,
+ live_check ? "pg_controldata\"" : "pg_resetxlog\" -n",
+ cluster->pgdata);
fflush(stdout);
fflush(stderr);
diff --git a/contrib/pg_upgrade/info.c b/contrib/pg_upgrade/info.c
index 2b0bba6170b..75a29e3d8f6 100644
--- a/contrib/pg_upgrade/info.c
+++ b/contrib/pg_upgrade/info.c
@@ -362,10 +362,10 @@ get_rel_infos(migratorContext *ctx, const DbInfo *dbinfo,
curr->reloid = atol(PQgetvalue(res, relnum, i_oid));
nspname = PQgetvalue(res, relnum, i_nspname);
- snprintf(curr->nspname, sizeof(curr->nspname), nspname);
+ strlcpy(curr->nspname, nspname, sizeof(curr->nspname));
relname = PQgetvalue(res, relnum, i_relname);
- snprintf(curr->relname, sizeof(curr->relname), relname);
+ strlcpy(curr->relname, relname, sizeof(curr->relname));
curr->relfilenode = atol(PQgetvalue(res, relnum, i_relfilenode));
curr->toastrelid = atol(PQgetvalue(res, relnum, i_reltoastrelid));
@@ -374,7 +374,7 @@ get_rel_infos(migratorContext *ctx, const DbInfo *dbinfo,
/* if no table tablespace, use the database tablespace */
if (strlen(tblspace) == 0)
tblspace = dbinfo->db_tblspace;
- snprintf(curr->tablespace, sizeof(curr->tablespace), "%s", tblspace);
+ strlcpy(curr->tablespace, tblspace, sizeof(curr->tablespace));
}
PQclear(res);
diff --git a/contrib/pg_upgrade/server.c b/contrib/pg_upgrade/server.c
index 15f4c5f07f9..96a72b68764 100644
--- a/contrib/pg_upgrade/server.c
+++ b/contrib/pg_upgrade/server.c
@@ -178,10 +178,11 @@ start_postmaster(migratorContext *ctx, Cluster whichCluster, bool quiet)
}
/* use -l for Win32 */
- sprintf(cmd, SYSTEMQUOTE "\"%s/pg_ctl\" -l \"%s\" -D \"%s\" "
- "-o \"-p %d -c autovacuum=off -c autovacuum_freeze_max_age=2000000000\" "
- "start >> \"%s\" 2>&1" SYSTEMQUOTE,
- bindir, ctx->logfile, datadir, port, ctx->logfile);
+ snprintf(cmd, sizeof(cmd),
+ SYSTEMQUOTE "\"%s/pg_ctl\" -l \"%s\" -D \"%s\" "
+ "-o \"-p %d -c autovacuum=off -c autovacuum_freeze_max_age=2000000000\" "
+ "start >> \"%s\" 2>&1" SYSTEMQUOTE,
+ bindir, ctx->logfile, datadir, port, ctx->logfile);
exec_prog(ctx, true, "%s", cmd);
/* wait for the server to start properly */