Drop error messages from functions.

diff --git a/tools/functions-files b/tools/functions-files
index e07d57b6ff2cdd5ff77c94ea9718693b6bd4939c..b35439d3ebb3453a0384a48657d41f8fd7a29681 100644 (file)
--- a/tools/functions-files
+++ b/tools/functions-files
@@ -5,7 +5,7 @@
 function file_is_elf() {
        local file=${1}
 
-       file "${file}" | grep -q "ELF"
+       file "${file}" 2>/dev/null | grep -q "ELF"
 }
 
 # Check if a file is a script.
@@ -14,7 +14,7 @@ function file_is_elf() {
 function file_is_script() {
        local file=${1}
 
-       file ${file} | egrep -q ":.* (commands|script)"
+       file ${file} 2>/dev/null | egrep -q ":.* (commands|script)"
 }
 
 # Check if file is an 64-bit binary.
@@ -41,8 +41,8 @@ function file_get_interpreter() {
 function file_get_elf_interpreter() {
        local file=${1}
 
-       local interp=$(readelf -l ${file} | grep "program interpreter" | \
-               tr -d "]" | awk '{ print $NF }')
+       local interp=$(readelf -l ${file} 2>/dev/null | \
+               grep "program interpreter" | tr -d "]" | awk '{ print $NF }')
 
        # Only return real file names. Debugging files do not
        # have those starting with a /.
@@ -77,7 +77,7 @@ function file_get_script_interpreter() {
 function file_is_static() {
        local file=${1}
 
-       file ${file} | grep -q "statically linked"
+       file ${file} 2>/dev/null | grep -q "statically linked"
 }
 
 # Get NEEDED from a file.
@@ -85,7 +85,7 @@ function file_is_static() {
 function file_get_needed() {
        local file=${1}
 
-       local out=$(readelf -d ${file} | grep NEEDED | \
+       local out=$(readelf -d ${file} 2>/dev/null | grep NEEDED | \
                tr -d "[]" | awk '{ print $NF }')
 
        echo "${out}$(file_is_64bit ${file})"
@@ -96,7 +96,7 @@ function file_get_needed() {
 function file_get_rpath() {
        local file=${1}
 
-       readelf -d ${file} | grep RPATH | \
+       readelf -d ${file} 2>/dev/null | grep RPATH | \
                tr -d "[]" | awk '{ print $NF }'
 }
 
@@ -113,7 +113,7 @@ function file_get_soname() {
 function file_is_shared_object() {
        local file=${1}
 
-       file ${file} | grep -q "shared object"
+       file ${file} 2>/dev/null | grep -q "shared object"
 }
 
 # Check if a file has the canary.
@@ -121,7 +121,7 @@ function file_is_shared_object() {
 function file_has_canary() {
        local file=${1}
 
-       readelf -s ${file} | grep -q "__stack_chk_fail"
+       readelf -s ${file} 2>/dev/null | grep -q "__stack_chk_fail"
 }
 
 # Check if a file has an executeable stack.
@@ -129,7 +129,7 @@ function file_has_canary() {
 function file_has_execstack() {
        local file=${1}
 
-       readelf -h ${file} | grep -qE "Type:[[:space:]]*EXEC"
+       readelf -h ${file} 2>/dev/null | grep -qE "Type:[[:space:]]*EXEC"
 }
 
 # Check if a file has NX.
@@ -137,7 +137,7 @@ function file_has_execstack() {
 function file_has_nx() {
        local file=${1}
 
-       readelf -l ${file} | grep "GNU_STACK" | grep -q "RWE"
+       readelf -l ${file} 2>/dev/null | grep "GNU_STACK" | grep -q "RWE"
        [ $? != 0 ]
 }
 
@@ -146,7 +146,7 @@ function file_has_nx() {
 function file_is_relro_partly() {
        local file=${1}
 
-       readelf -l ${file} | grep -q "GNU_RELRO"
+       readelf -l ${file} 2>/dev/null | grep -q "GNU_RELRO"
 }
 
 # Check if a file is fully RELRO.
@@ -155,7 +155,7 @@ function file_is_relro_full() {
        local file=${1}
 
        if file_is_relro_partly ${file}; then
-               readelf -d ${file} | grep -q "BIND_NOW"
+               readelf -d ${file} 2>/dev/null | grep -q "BIND_NOW"
                return $?
        fi
        return 1