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Introduce xbps_{array,pkgdb}_foreach_cb_multi() and use it where appropiate.

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In some tasks the single threaded implementation outperms the multithreaded
one. Use it where it really makes a difference. The _multi() routines do not
spawn any thread if _SC_NPROCESSORS_ONLN == 1.

Bump XBPS_API_VERSION.
This commit is contained in:
Juan RP
2013-09-17 16:30:13 +02:00
parent fce411bac6
commit 023484ca0b
9 changed files with 131 additions and 65 deletions
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9
bin/xbps-query/ownedby.c
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@@ -31,13 +31,11 @@
#include <fnmatch.h>
#include <dirent.h>
#include <assert.h>
#include <pthread.h>
#include <xbps.h>
#include "defs.h"
struct ffdata {
pthread_mutex_t mtx;
int npatterns;
char **patterns;
const char *repouri;
@@ -102,8 +100,6 @@ ownedby_pkgdb_cb(struct xbps_handle *xhp,
xbps_dictionary_get_cstring_nocopy(obj, "pkgver", &pkgver);
pthread_mutex_lock(&ffd->mtx);
pkgmetad = xbps_pkgdb_get_pkg_metadata(xhp, pkgver);
assert(pkgmetad);
@@ -115,8 +111,6 @@ ownedby_pkgdb_cb(struct xbps_handle *xhp,
xbps_object_release(pkgmetad);
xbps_object_release(files_keys);
pthread_mutex_unlock(&ffd->mtx);
return 0;
}
@@ -128,7 +122,6 @@ ownedby(struct xbps_handle *xhp, int npatterns, char **patterns)
ffd.npatterns = npatterns;
ffd.patterns = patterns;
pthread_mutex_init(&ffd.mtx, NULL);
for (int i = 0; i < npatterns; i++) {
rfile = realpath(patterns[i], NULL);
@@ -189,7 +182,6 @@ repo_ownedby(struct xbps_handle *xhp, int npatterns, char **patterns)
char *rfile;
int rv;
pthread_mutex_init(&ffd.mtx, NULL);
ffd.npatterns = npatterns;
ffd.patterns = patterns;
@@ -199,7 +191,6 @@ repo_ownedby(struct xbps_handle *xhp, int npatterns, char **patterns)
patterns[i] = rfile;
}
rv = xbps_rpool_foreach(xhp, repo_ownedby_cb, &ffd);
pthread_mutex_destroy(&ffd.mtx);
return rv;
}