Remplacement "grep 1> /dev/null 2>&1" par "grep -q"

[hvlinux.git] / functions / main

diff --git a/functions/main b/functions/main
index e0bd99e..7207157 100644 (file)
--- a/functions/main
+++ b/functions/main
@@ -372,20 +372,20 @@ var_export()
     fi
 
     # Checking if variable exists
-    if ! grep "${VARIABLE}=" ${FILE} 1> /dev/null 2>&1; then
+    if ! grep -q "${VARIABLE}=" ${FILE}; then
        echo "${FUNCNAME}(), variable not found: ${VARIABLE}"
        return 1
     fi
 
     # Checking if variable is already exported when it is defined
-    if grep "${VARIABLE}=" ${FILE} | grep "export " 1> /dev/null 2>&1; then
+    if grep "${VARIABLE}=" ${FILE} | grep -q "export "; then
        echo "${FUNCNAME}(), variable already exported in definition: ${VARIABLE}"
        return 0
     fi
 
     # Checking if variable is already exported, in
     # a "export VARIABLE1 VARIABLE2..." statement
-    if grep "export " ${FILE} | grep " ${VARIABLE}" 1> /dev/null 2>&1; then
+    if grep "export " ${FILE} | grep -q " ${VARIABLE}"; then
        echo "${FUNCNAME}(), variable already exported in export list: ${VARIABLE}"
        return 0
     fi
@@ -419,13 +419,13 @@ var_add()
     fi
 
     # Checking if variable exists
-    if ! grep "${VARIABLE}=" ${FILE} 1> /dev/null 2>&1; then
+    if ! grep -q "${VARIABLE}=" ${FILE}; then
        echo "${VARIABLE}=\"${VALUE}\"" >> ${FILE}
        return $?
     fi
 
     # Checking if variable contains the new value
-    if grep "${VARIABLE}=" ${FILE} | grep "${VALUE}" 1> /dev/null 2>&1; then
+    if grep "${VARIABLE}=" ${FILE} | grep -q "${VALUE}"; then
        echo "${FUNCNAME}(), variable ${VARIABLE} already contains value: ${VALUE}"
        return 0
     fi
@@ -434,7 +434,7 @@ var_add()
     # We search for the variable name starting at the beginning of the line
     # For example, this ensures that if the variable name is PATH, then
     # PATH=... matches but not MANPATH=...
-    if grep "^${VARIABLE}=\"" ${FILE} 1> /dev/null 2>&1; then
+    if grep -q "^${VARIABLE}=\"" ${FILE}; then
        # Variable value is enclosed by double-quotes
        sed -i "s!\(^${VARIABLE}=\".*\)\(\"\)!\1${SEP}${VALUE}\"!" ${FILE}
     else
@@ -447,7 +447,7 @@ var_add()
     # at the beginning of a line.
     # For example, this ensures that if the variable name is PATH, then
     # PATH=... matches but not MANPATH=...
-    if grep "^export ${VARIABLE}=\"" ${FILE} 1> /dev/null 2>&1; then
+    if grep -q "^export ${VARIABLE}=\"" ${FILE}; then
        # Variable value is enclosed by double-quotes
        sed -i "s!\(^export ${VARIABLE}=\".*\)\(\"\)!\1${SEP}${VALUE}\"!" ${FILE}
     else
@@ -500,7 +500,7 @@ string_add()
     fi
 
     # Checking if string exists
-    if grep "${STRING}" ${FILE} 1> /dev/null 2>&1; then
+    if grep -q "${STRING}" ${FILE}; then
        echo "${FUNCNAME}(), string already defined: ${STRING}"
        return 0
     fi
@@ -532,7 +532,7 @@ var_add_shadow()
     fi
 
     # Checking if variable contains the new value
-    if egrep "^${VARIABLE}" ${FILE} | grep "${VALUE}" 1> /dev/null 2>&1; then
+    if egrep "^${VARIABLE}" ${FILE} | grep -q "${VALUE}"; then
        echo "${FUNCNAME}(), variable ${VARIABLE} already contains value: ${VALUE}"
        return 0
     fi
@@ -556,7 +556,7 @@ hv_groupadd()
        shift
     done
 
-    if ! cat /etc/group | egrep "^${groupname}:" 1> /dev/null 2>&1; then
+    if ! cat /etc/group | egrep -q "^${groupname}:"; then
         groupadd ${arguments}    
     fi
 }
@@ -573,7 +573,7 @@ hv_useradd()
        shift
     done
 
-    if ! cat /etc/passwd | egrep "^${username}:" 1> /dev/null 2>&1; then
+    if ! cat /etc/passwd | egrep -q "^${username}:"; then
         useradd ${arguments}
     fi
 }
@@ -860,8 +860,7 @@ ipkg()
     PACKAGE_LOG=${LFS_LOG_DIR}/${HVLABEL}.log
 
     # Checking if package was previously successfully installed
-    if grep "^${HVLABEL} successfully installed" ${LFS_LOG_FILE} \
-        1> /dev/null 2>&1; then
+    if grep -q "^${HVLABEL} successfully installed" ${LFS_LOG_FILE}; then
        return $EXIT_SUCCESS
     fi
 
@@ -957,7 +956,7 @@ rscr()
 
     if [ "x${SCRMODE}" = "xonce" ]; then
         # Checking if package was previously successfully installed
-        if grep "^${HVLABEL} successfully installed" ${LFS_LOG_FILE} 1> /dev/null 2>&1; then
+        if grep -q "^${HVLABEL} successfully installed" ${LFS_LOG_FILE}; then
            return $EXIT_SUCCESS
         fi
     fi