X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=devtools%2Fcheckpatches.sh;h=0b94a31690d777610a5515c4da9b171f79b653a8;hb=b071f1fa8825f51a9e81921f05f31c36e57c43cf;hp=dbdf08ebc90237e0d716ba9694757e3b5613e629;hpb=18218713bf4248c4c6b97a12231e7d59b8a86865;p=dpdk.git

diff --git a/devtools/checkpatches.sh b/devtools/checkpatches.sh
index dbdf08ebc9..0b94a31690 100755
--- a/devtools/checkpatches.sh
+++ b/devtools/checkpatches.sh
@@ -6,9 +6,10 @@
 # - DPDK_CHECKPATCH_PATH
 # - DPDK_CHECKPATCH_CODESPELL
 # - DPDK_CHECKPATCH_LINE_LENGTH
-. $(dirname $(readlink -e $0))/load-devel-config
+# - DPDK_CHECKPATCH_OPTIONS
+. $(dirname $(readlink -f $0))/load-devel-config
 
-VALIDATE_NEW_API=$(dirname $(readlink -e $0))/check-symbol-change.sh
+VALIDATE_NEW_API=$(dirname $(readlink -f $0))/check-symbol-change.sh
 
 # Enable codespell by default. This can be overwritten from a config file.
 # Codespell can also be enabled by setting DPDK_CHECKPATCH_CODESPELL to a valid path
@@ -26,21 +27,14 @@ elif [ -f "$codespell" ] ; then
 fi
 options="$options --max-line-length=$length"
 options="$options --show-types"
-options="$options --ignore=LINUX_VERSION_CODE,\
+options="$options --ignore=LINUX_VERSION_CODE,ENOSYS,\
 FILE_PATH_CHANGES,MAINTAINERS_STYLE,SPDX_LICENSE_TAG,\
 VOLATILE,PREFER_PACKED,PREFER_ALIGNED,PREFER_PRINTF,\
 PREFER_KERNEL_TYPES,BIT_MACRO,CONST_STRUCT,\
-SPLIT_STRING,LONG_LINE_STRING,\
+SPLIT_STRING,LONG_LINE_STRING,C99_COMMENT_TOLERANCE,\
 LINE_SPACING,PARENTHESIS_ALIGNMENT,NETWORKING_BLOCK_COMMENT_STYLE,\
 NEW_TYPEDEFS,COMPARISON_TO_NULL"
-
-clean_tmp_files() {
-	if echo $tmpinput | grep -q '^checkpatches\.' ; then
-		rm -f "$tmpinput"
-	fi
-}
-
-trap "clean_tmp_files" INT
+options="$options $DPDK_CHECKPATCH_OPTIONS"
 
 print_usage () {
 	cat <<- END_OF_HELP
@@ -64,7 +58,64 @@ check_forbidden_additions() { # <patch>
 		-v EXPRESSIONS="rte_panic\\\( rte_exit\\\(" \
 		-v RET_ON_FAIL=1 \
 		-v MESSAGE='Using rte_panic/rte_exit' \
-		-f $(dirname $(readlink -e $0))/check-forbidden-tokens.awk \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# refrain from using compiler attribute without defining a common macro
+	awk -v FOLDERS="lib drivers app examples" \
+		-v EXPRESSIONS="__attribute__" \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using compiler attribute directly' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# forbid variable declaration inside "for" loop
+	awk -v FOLDERS='.' \
+		-v EXPRESSIONS='for[[:space:]]*\\((char|u?int|unsigned|s?size_t)' \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Declaring a variable inside for()' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# refrain from new additions of 16/32/64 bits rte_atomicNN_xxx()
+	awk -v FOLDERS="lib drivers app examples" \
+		-v EXPRESSIONS="rte_atomic[0-9][0-9]_.*\\\(" \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using rte_atomicNN_xxx' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# refrain from new additions of rte_smp_[r/w]mb()
+	awk -v FOLDERS="lib drivers app examples" \
+		-v EXPRESSIONS="rte_smp_(r|w)?mb\\\(" \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using rte_smp_[r/w]mb' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# refrain from using compiler __sync_xxx builtins
+	awk -v FOLDERS="lib drivers app examples" \
+		-v EXPRESSIONS="__sync_.*\\\(" \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using __sync_xxx builtins' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# refrain from using compiler __atomic_thread_fence()
+	# It should be avoided on x86 for SMP case.
+	awk -v FOLDERS="lib drivers app examples" \
+		-v EXPRESSIONS="__atomic_thread_fence\\\(" \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using __atomic_thread_fence' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# forbid use of experimental build flag except in examples
+	awk -v FOLDERS='lib drivers app' \
+		-v EXPRESSIONS='-DALLOW_EXPERIMENTAL_API allow_experimental_apis' \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using experimental build flag for in-tree compilation' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
 		"$1" || res=1
 
 	# svg figures must be included with wildcard extension
@@ -73,7 +124,15 @@ check_forbidden_additions() { # <patch>
 		-v EXPRESSIONS='::[[:space:]]*[^[:space:]]*\\.svg' \
 		-v RET_ON_FAIL=1 \
 		-v MESSAGE='Using explicit .svg extension instead of .*' \
-		-f $(dirname $(readlink -e $0))/check-forbidden-tokens.awk \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
+		"$1" || res=1
+
+	# links must prefer https over http
+	awk -v FOLDERS='doc' \
+		-v EXPRESSIONS='http://.*dpdk.org' \
+		-v RET_ON_FAIL=1 \
+		-v MESSAGE='Using non https link to dpdk.org' \
+		-f $(dirname $(readlink -f $0))/check-forbidden-tokens.awk \
 		"$1" || res=1
 
 	return $res
@@ -109,6 +168,37 @@ check_experimental_tags() { # <patch>
 	return $res
 }
 
+check_internal_tags() { # <patch>
+	res=0
+
+	cat "$1" |awk '
+	BEGIN {
+		current_file = "";
+		ret = 0;
+	}
+	/^+++ b\// {
+		current_file = $2;
+	}
+	/^+.*__rte_internal/ {
+		if (current_file ~ ".c$" ) {
+			print "Please only put __rte_internal tags in " \
+				"headers ("current_file")";
+			ret = 1;
+		}
+		if ($1 != "+__rte_internal" || $2 != "") {
+			print "__rte_internal must appear alone on the line" \
+				" immediately preceding the return type of" \
+				" a function."
+			ret = 1;
+		}
+	}
+	END {
+		exit ret;
+	}' || res=1
+
+	return $res
+}
+
 number=0
 range='origin/master..'
 quiet=false
@@ -148,13 +238,16 @@ check () { # <patch> <commit> <title>
 	! $verbose || print_headline "$3"
 	if [ -n "$1" ] ; then
 		tmpinput=$1
-	elif [ -n "$2" ] ; then
-		tmpinput=$(mktemp -t dpdk.checkpatches.XXXXXX)
-		git format-patch --find-renames \
-		--no-stat --stdout -1 $commit > "$tmpinput"
 	else
 		tmpinput=$(mktemp -t dpdk.checkpatches.XXXXXX)
-		cat > "$tmpinput"
+		trap "rm -f '$tmpinput'" INT
+
+		if [ -n "$2" ] ; then
+			git format-patch --find-renames \
+			--no-stat --stdout -1 $commit > "$tmpinput"
+		else
+			cat > "$tmpinput"
+		fi
 	fi
 
 	! $verbose || printf 'Running checkpatch.pl:\n'
@@ -189,7 +282,18 @@ check () { # <patch> <commit> <title>
 		ret=1
 	fi
 
-	clean_tmp_files
+	! $verbose || printf '\nChecking __rte_internal tags:\n'
+	report=$(check_internal_tags "$tmpinput")
+	if [ $? -ne 0 ] ; then
+		$headline_printed || print_headline "$3"
+		printf '%s\n' "$report"
+		ret=1
+	fi
+
+	if [ "$tmpinput" != "$1" ]; then
+		rm -f "$tmpinput"
+		trap - INT
+	fi
 	[ $ret -eq 0 ] && return 0
 
 	status=$(($status + 1))