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Diffstat (limited to 'Documentation/kbuild/makefiles.txt')
-rw-r--r-- | Documentation/kbuild/makefiles.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 7a77533..51104f9 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -383,6 +383,20 @@ more details, with real examples. to prerequisites are referenced with $(src) (because they are not generated files). + $(kecho) + echoing information to user in a rule is often a good practice + but when execution "make -s" one does not expect to see any output + except for warnings/errors. + To support this kbuild define $(kecho) which will echo out the + text following $(kecho) to stdout except if "make -s" is used. + + Example: + #arch/blackfin/boot/Makefile + $(obj)/vmImage: $(obj)/vmlinux.gz + $(call if_changed,uimage) + @$(kecho) 'Kernel: $@ is ready' + + --- 3.11 $(CC) support functions The kernel may be built with several different versions of |