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| author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2018-01-04 17:05:08 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2018-01-12 13:22:02 +0100 |
| commit | de1da442ea38b7f4627072df0cd80f3537cf8390 (patch) | |
| tree | 09f8c521a50264a339e54a3085085cc62748cb35 /Makefile | |
| parent | 42a77f1ce4934b243df003f95bda88530631387a (diff) | |
| download | qemu-de1da442ea38b7f4627072df0cd80f3537cf8390.tar.gz | |
build-sys: add a rule to print a variable
$ make print-CFLAGS
CFLAGS=-fsanitize=address -Og -g
Trick from various sources:
https://stackoverflow.com/questions/16467718/how-to-print-out-a-variable-in-makefile
https://www.cmcrossroads.com/article/printing-value-makefile-variable
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180104160523.22995-4-marcandre.lureau@redhat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -8,9 +8,12 @@ SRC_PATH=. UNCHECKED_GOALS := %clean TAGS cscope ctags dist \ html info pdf txt \ - help check-help \ + help check-help print-% \ docker docker-% vm-test vm-build-% +print-%: + @echo '$*=$($*)' + # All following code might depend on configuration variables ifneq ($(wildcard config-host.mak),) # Put the all: rule here so that config-host.mak can contain dependencies. |