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find: correct handling of -xdev 

function                                             old     new   delta
find_main                                            467     448     -19
fileAction                                          1336    1311     -25

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2010-01-10 02:33:02 +01:00
parent 8ced1e5dc5
commit ce9b97f18b
1 changed files with 25 additions and 17 deletions
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42
findutils/find.c
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@ -407,17 +407,33 @@ static int FAST_FUNC fileAction(const char *fileName,
void *userData IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM),
int depth IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM))
{
int i;
int r;
#if ENABLE_FEATURE_FIND_MAXDEPTH
#define minmaxdepth ((int*)userData)
if (depth < minmaxdepth[0]) return TRUE;
if (depth > minmaxdepth[1]) return SKIP;
if (depth < minmaxdepth[0])
return TRUE; /* skip this, continue recursing */
if (depth > minmaxdepth[1])
return SKIP; /* stop recursing */
#endif
r = exec_actions(G.actions, fileName, statbuf);
/* Had no explicit -print[0] or -exec? then print */
if ((r & TRUE) && G.need_print)
puts(fileName);
#if ENABLE_FEATURE_FIND_MAXDEPTH
if (S_ISDIR(statbuf->st_mode)) {
if (depth == minmaxdepth[1])
return SKIP;
}
#endif
#if ENABLE_FEATURE_FIND_XDEV
/* -xdev stops on mountpoints, but AFTER mountpoit itself
* is processed as usual */
if (S_ISDIR(statbuf->st_mode)) {
if (G.xdev_count) {
int i;
for (i = 0; i < G.xdev_count; i++) {
if (G.xdev_dev[i] == statbuf->st_dev)
goto found;
@ -427,19 +443,10 @@ static int FAST_FUNC fileAction(const char *fileName,
}
}
#endif
i = exec_actions(G.actions, fileName, statbuf);
/* Had no explicit -print[0] or -exec? then print */
if ((i & TRUE) && G.need_print)
puts(fileName);
#if ENABLE_FEATURE_FIND_MAXDEPTH
if (S_ISDIR(statbuf->st_mode))
if (depth == minmaxdepth[1])
return SKIP;
#endif
/* Cannot return 0: our caller, recursive_action(),
* will perror() and skip dirs (if called on dir) */
return (i & SKIP) ? SKIP : TRUE;
return (r & SKIP) ? SKIP : TRUE;
#undef minmaxdepth
}
@ -914,13 +921,14 @@ IF_FEATURE_FIND_MAXDEPTH(OPT_MINDEPTH,)
struct stat stbuf;
if (!G.xdev_count) {
G.xdev_count = firstopt - 1;
G.xdev_dev = xmalloc(G.xdev_count * sizeof(dev_t));
G.xdev_dev = xzalloc(G.xdev_count * sizeof(G.xdev_dev[0]));
for (i = 1; i < firstopt; i++) {
/* not xstat(): shouldn't bomb out on
* "find not_exist exist -xdev" */
if (stat(argv[i], &stbuf))
stbuf.st_dev = -1L;
G.xdev_dev[i-1] = stbuf.st_dev;
if (stat(argv[i], &stbuf) == 0)
G.xdev_dev[i-1] = stbuf.st_dev;
/* else G.xdev_dev[i-1] stays 0 and
* won't match any real device dev_t */
}
}
argp[0] = (char*)"-a";