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| author | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-06 00:35:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@evo.osdl.org> | 2005-09-06 00:35:51 -0700 |
| commit | ef88b7dba2b47c70037a34a599d383462bb74bd3 (patch) | |
| tree | f50afe82c446cbf93893880878b97339fbdb8f49 /Documentation | |
| parent | f65e77693aa5a1cf688fc378bc6913a56f9ff7b7 (diff) | |
| parent | aaebf4332018980fef4e601d1b5a6e52dd9e9ae4 (diff) | |
| download | blackbird-op-linux-ef88b7dba2b47c70037a34a599d383462bb74bd3.tar.gz blackbird-op-linux-ef88b7dba2b47c70037a34a599d383462bb74bd3.zip | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/sam/kbuild
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kbuild/makefiles.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index 2616a58a5a4b..9a1586590d82 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -872,7 +872,13 @@ When kbuild executes the following steps are followed (roughly): Assignments to $(targets) are without $(obj)/ prefix. if_changed may be used in conjunction with custom commands as defined in 6.7 "Custom kbuild commands". + Note: It is a typical mistake to forget the FORCE prerequisite. + Another common pitfall is that whitespace is sometimes + significant; for instance, the below will fail (note the extra space + after the comma): + target: source(s) FORCE + #WRONG!# $(call if_changed, ld/objcopy/gzip) ld Link target. Often LDFLAGS_$@ is used to set specific options to ld. |
