devtools: avoid explicit experimental build flag

[dpdk.git] / devtools / checkpatches.sh

diff --git a/devtools/checkpatches.sh b/devtools/checkpatches.sh
index 58021aa..0b94a31 100755 (executable)
--- a/devtools/checkpatches.sh
+++ b/devtools/checkpatches.sh
@@ -77,6 +77,47 @@ check_forbidden_additions() { # <patch>
                -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
        # because of png conversion for pdf docs
        awk -v FOLDERS='doc' \