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| author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-09-13 09:52:02 +0000 |
|---|---|---|
| committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-09-13 09:52:02 +0000 |
| commit | 2297f17f5430cc02d7e6b522c24bc1e18503e507 (patch) | |
| tree | 4175fa54fef7bfedb1def557dc8cd995b4fc24ad /transcode.c | |
| parent | 849fada887c653e6c2690d05ac739b5f570e18bb (diff) | |
| download | ruby-2297f17f5430cc02d7e6b522c24bc1e18503e507.tar.gz ruby-2297f17f5430cc02d7e6b522c24bc1e18503e507.tar.xz ruby-2297f17f5430cc02d7e6b522c24bc1e18503e507.zip | |
* transcode.c (rb_transcoding): align state field.
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@19326 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'transcode.c')
| -rw-r--r-- | transcode.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/transcode.c b/transcode.c index 8bb5f7bed..4d1107ddc 100644 --- a/transcode.c +++ b/transcode.c @@ -67,7 +67,10 @@ typedef struct rb_transcoding { unsigned char *ptr; /* length: max_output */ } writebuf; - void *state; /* opaque data for stateful encoding */ + union rb_transcoding_state_t { /* opaque data for stateful encoding */ + void *ptr; + double dummy_for_alignment; + } state; } rb_transcoding; #define TRANSCODING_READBUF(tc) \ ((tc)->transcoder->max_input <= sizeof((tc)->readbuf.ary) ? \ @@ -77,11 +80,11 @@ typedef struct rb_transcoding { ((tc)->transcoder->max_output <= sizeof((tc)->writebuf.ary) ? \ (tc)->writebuf.ary : \ (tc)->writebuf.ptr) -#define TRANSCODING_STATE_EMBED_MAX sizeof(void *) +#define TRANSCODING_STATE_EMBED_MAX sizeof(union rb_transcoding_state_t) #define TRANSCODING_STATE(tc) \ ((tc)->transcoder->state_size <= sizeof((tc)->state) ? \ (void *)&(tc)->state : \ - (tc)->state) + (tc)->state.ptr) typedef struct { struct rb_transcoding *tc; @@ -728,7 +731,7 @@ rb_transcoding_open_by_transcoder(const rb_transcoder *tr, int flags) tc->transcoder = tr; tc->flags = flags; if (TRANSCODING_STATE_EMBED_MAX < tr->state_size) - tc->state = xmalloc(tr->state_size); + tc->state.ptr = xmalloc(tr->state_size); if (tr->state_init_func) { (tr->state_init_func)(TRANSCODING_STATE(tc)); /* xxx: check return value */ } @@ -766,7 +769,7 @@ rb_transcoding_close(rb_transcoding *tc) (tr->state_fini_func)(TRANSCODING_STATE(tc)); /* check return value? */ } if (TRANSCODING_STATE_EMBED_MAX < tr->state_size) - xfree(tc->state); + xfree(tc->state.ptr); if (sizeof(tc->readbuf.ary) < tr->max_input) xfree(tc->readbuf.ptr); if (sizeof(tc->writebuf.ary) < tr->max_output) |