From a136915ab67d63cbf98f6bd135bba72064ff350a Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Wed, 5 Jan 2011 14:36:41 +0000
Subject: [PATCH] bug fix for postgre's --os-shell (when there was an error in
 command executed and/or no output chars, garbled output was returned)

---
 .../lib_postgresqludf_sys.c                   |   2 ++
 .../lib_postgresqludf_sys.c                   |   2 ++
 .../linux/32/8.3/lib_postgresqludf_sys.so     | Bin 5124 -> 5124 bytes
 .../linux/32/8.4/lib_postgresqludf_sys.so     | Bin 5132 -> 5132 bytes
 4 files changed, 4 insertions(+)

diff --git a/extra/udfhack/linux/32/lib_postgresqludf_sys/lib_postgresqludf_sys.c b/extra/udfhack/linux/32/lib_postgresqludf_sys/lib_postgresqludf_sys.c
index afb925ef2..73bbac951 100644
--- a/extra/udfhack/linux/32/lib_postgresqludf_sys/lib_postgresqludf_sys.c
+++ b/extra/udfhack/linux/32/lib_postgresqludf_sys/lib_postgresqludf_sys.c
@@ -122,6 +122,8 @@ extern DLLIMPORT Datum sys_eval(PG_FUNCTION_ARGS) {
 	result = (char *)malloc(1);
 	outlen = 0;
 
+    result[0] = (char)0;
+
 	pipe = popen(command, "r");
 
 	while (fgets(line, sizeof(line), pipe) != NULL) {
diff --git a/extra/udfhack/linux/64/lib_postgresqludf_sys/lib_postgresqludf_sys.c b/extra/udfhack/linux/64/lib_postgresqludf_sys/lib_postgresqludf_sys.c
index afb925ef2..73bbac951 100644
--- a/extra/udfhack/linux/64/lib_postgresqludf_sys/lib_postgresqludf_sys.c
+++ b/extra/udfhack/linux/64/lib_postgresqludf_sys/lib_postgresqludf_sys.c
@@ -122,6 +122,8 @@ extern DLLIMPORT Datum sys_eval(PG_FUNCTION_ARGS) {
 	result = (char *)malloc(1);
 	outlen = 0;
 
+    result[0] = (char)0;
+
 	pipe = popen(command, "r");
 
 	while (fgets(line, sizeof(line), pipe) != NULL) {
diff --git a/udf/postgresql/linux/32/8.3/lib_postgresqludf_sys.so b/udf/postgresql/linux/32/8.3/lib_postgresqludf_sys.so
index 30f45fd54ee599e3c63cfaeb4f9a5cd19c040208..eb20b094ea800ff0b7fdcc3d4180b3cd722154ba 100755
GIT binary patch
delta 203
zcmZqCXwlekhgtLn4+BFm0|SE)12;nkkmdsN&u#w5tj^5nGg*>do$<wFM<6+2awfY!
z<EP0x+1(khOlIVeH)P{wU|`~AU<d+gU}9uos0PvO3=E4wG#3NIRuC=9!0-n|b1*PS
zZ4Tr($jm4)S(wL=^%w&~=dsD|JZka*0pBn7R{m%F9US)J&;S4bn~(5>|1W*f9r~g3
uSTBpf<Q^Vvq2?n34R#DA9Nn%Tj=8Y?XXq@Qe4ZzfdBTJVoAr6GvH<{K?K@on

delta 203
zcmZqCXwlekhgtLv4+BFm0|SE)12;nkkmdsNFKzzFtj^5nHCd8fo$<|NM<CfZIg{O=
z@!RB`?Cy*=CNpx#8*=e7Ffeg5Fa!WKFflSPRD)=C28M+onu~#9Gl&)ing~+I!N4H5
zIgsNZGo!|2VID)~PS*#MJ$cmRzh4aRE&LzO_&NB0>4O)4{{R2qe1r!m8TP;Q1+(ji
s$$dQ965Xy3nvV!HSTK}ubccR8<|6Q)p}Y1$XYJ(EJc*kPc(1Sl0E;6%LjV8(

diff --git a/udf/postgresql/linux/32/8.4/lib_postgresqludf_sys.so b/udf/postgresql/linux/32/8.4/lib_postgresqludf_sys.so
index d5c13a404e8a4a6a597000826fb327ff2db1d3f1..9e07a823ff4a214207fe18001adfa3f663a67c26 100755
GIT binary patch
delta 203
zcmeCt=+W44hgtLn4+BFm0|SE)12;nkkmdsN&u#w5tj^5nGg*>do$<wFM<6+2awfY!
z<EP0x+1(khOlIVeH)P{wU|`~AU<d+gU}9uos0PvO3=E4wG#3NIRuC=9!0-n|b1*PS
zZ4Tr($jm4)S(wL=^%w&~=dsD|JZka*0pBn7R{m%F9US)J&;S4bn~(5>|1W*f9r~g3
uSTBpf<Q^Vvq2?n34R#DA9Nn%Tj=8Y?XXq@Qe4ZzfdBTJVoAr6`vH<{XojY{^

delta 203
zcmeCt=+W44hgtLv4+BFm0|SE)12;nkkmdsNFKzzFtj^5nHCd8fo$<|NM<CfZIg{O=
z@!RB`?Cy*=CNpx#8*=e7Ffeg5Fa!WKFflSPRD)=C28M+onu~#9Gl&)ing~+I!N4H5
zIgsNZGo!|2VID)~PS*#MJ$cmRzh4aRE&LzO_&NB0>4O)4{{R2qe1r!m8TP;Q1+(ji
s$$dQ965Xy3nvV!HSTK}ubccR8<|6Q)p}Y1$XYJ(EJc*kPc<-<Q0GHD}TL1t6