diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-06-19 09:28:13 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-09-09 15:34:54 +0200 |
| commit | 690a35e1f2acf4ccd0501b18228bc6fba8f9c768 (patch) | |
| tree | f3e5ec37fcfeae961e9e2c97d3f29615b1f183aa /CODING_STYLE | |
| parent | d4ba8cb0a17e7de54753ff1bdeee4428118bb9ab (diff) | |
CODING_STYLE: update mixed declaration rules
Mixed declarations do come in handy at the top of #ifdef blocks.
Reluctantly allow this particular usage and suggest an alternative.
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'CODING_STYLE')
| -rw-r--r-- | CODING_STYLE | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/CODING_STYLE b/CODING_STYLE index d46cfa5f65..3c6978f836 100644 --- a/CODING_STYLE +++ b/CODING_STYLE @@ -87,10 +87,15 @@ Furthermore, it is the QEMU coding style. 5. Declarations -Mixed declarations (interleaving statements and declarations within blocks) -are not allowed; declarations should be at the beginning of blocks. In other -words, the code should not generate warnings if using GCC's --Wdeclaration-after-statement option. +Mixed declarations (interleaving statements and declarations within +blocks) are generally not allowed; declarations should be at the beginning +of blocks. + +Every now and then, an exception is made for declarations inside a +#ifdef or #ifndef block: if the code looks nicer, such declarations can +be placed at the top of the block even if there are statements above. +On the other hand, however, it's often best to move that #ifdef/#ifndef +block to a separate function altogether. 6. Conditional statements |