.cirrus.yml: quote strings in only_if expression

diff --git a/.cirrus.yml b/.cirrus.yml
index 7bfe82faf6d6e4a0778c59a698f0276d9fa72903..e5dcf3badd3c077f0e50adc64b9e60440277cf6e 100644 (file)
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -4,7 +4,7 @@ env:
 
 freebsd_task:
   name: FBSD+BM
-  only_if: $CIRRUS_BRANCH != coverity_scan
+  only_if: $CIRRUS_BRANCH != 'coverity_scan'
   freebsd_instance:
     # FreeBSD fails to start with 1 GB. 8 CPUs max concurrency.
     matrix:
@@ -32,7 +32,7 @@ freebsd_task:
 
 linux_task:
   name: LNX+BM
-  only_if: $CIRRUS_BRANCH != coverity_scan
+  only_if: $CIRRUS_BRANCH != 'coverity_scan'
   container:
     # Linux works just fine with 1 GB. 16 CPUs max concurrency.
     cpu: 4
@@ -55,7 +55,7 @@ linux_task:
 
 macos_task:
   name: MAC+BM
-  only_if: $CIRRUS_BRANCH != coverity_scan
+  only_if: $CIRRUS_BRANCH != 'coverity_scan'
   macos_instance:
     image: big-sur-xcode
     # "cpu" and "memory" are invalid keywords for macOS tasks now
@@ -70,7 +70,7 @@ macos_task:
 
 coverity_task:
   name: Coverity Scan
-  only_if: $CIRRUS_BRANCH == coverity_scan
+  only_if: $CIRRUS_BRANCH == 'coverity_scan'
   container:
     cpu: 4
     memory: 2G