[oe-commits] [openembedded-core] 16/23: icecc.bbclass: Improve error reporting

[git at git.openembedded.org]

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rpurdie pushed a commit to branch master
in repository openembedded-core.

commit 563448a7a3ca87cc07528c18f8047913e0468e7a
Author: Joshua Watt <jpewhacker at gmail.com>
AuthorDate: Tue Apr 10 21:21:59 2018 -0500

    icecc.bbclass: Improve error reporting
    
    Improve reporting when the icecream environment cannot be created by
    assigning the flock call a specific error number when the lock fails so
    it can be distinguished from environment creation errors.
    
    Signed-off-by: Joshua Watt <JPEWhacker at gmail.com>
    Signed-off-by: Ross Burton <ross.burton at intel.com>
---
 meta/classes/icecc.bbclass | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/meta/classes/icecc.bbclass b/meta/classes/icecc.bbclass
index aea1095..1b58d1f 100644
--- a/meta/classes/icecc.bbclass
+++ b/meta/classes/icecc.bbclass
@@ -366,14 +366,20 @@ set_icecc_env() {
 
         # the ICECC_VERSION generation step must be locked by a mutex
         # in order to prevent race conditions
-        if flock -n "${ICECC_VERSION}.lock" \
-            ${ICECC_ENV_EXEC} ${ICECC_ENV_DEBUG} "${ICECC_CC}" "${ICECC_CXX}" "${ICECC_AS}" "${ICECC_VERSION}"
-        then
+        exit_code=0
+        flock -n -E 10 "${ICECC_VERSION}.lock" \
+            ${ICECC_ENV_EXEC} ${ICECC_ENV_DEBUG} "${ICECC_CC}" "${ICECC_CXX}" "${ICECC_AS}" "${ICECC_VERSION}" || exit_code=$?
+        if [ "$exit_code" -eq 0 ]; then
+            touch "${ICECC_VERSION}.done"
+        elif [ "$exit_code" -eq "10" ]; then
+            if [ ! wait_for_file "${ICECC_VERSION}.done" 30 ]; then
+                # locking failed so wait for ${ICECC_VERSION}.done to appear
+                bbwarn "Timeout waiting for ${ICECC_VERSION}.done"
+                return
+            fi
+        else
+            bbwarn "Could not create icecc environment: $exit_code"
             touch "${ICECC_VERSION}.done"
-        elif [ ! wait_for_file "${ICECC_VERSION}.done" 30 ]
-        then
-            # locking failed so wait for ${ICECC_VERSION}.done to appear
-            bbwarn "Timeout waiting for ${ICECC_VERSION}.done"
             return
         fi
     fi

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