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-rw-r--r--lib/libalpm/deps.c30
1 files changed, 12 insertions, 18 deletions
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c
index 992ebe23..6869087c 100644
--- a/lib/libalpm/deps.c
+++ b/lib/libalpm/deps.c
@@ -384,25 +384,19 @@ int _alpm_depcmp(alpm_pkg_t *pkg, alpm_depend_t *dep)
}
}
- /* check provisions, format : "name=version" */
+ /* check provisions, name and version if available */
for(i = alpm_pkg_get_provides(pkg); i && !satisfy; i = i->next) {
- const char *provision = i->data;
- const char *provver = strchr(provision, '=');
-
- if(provver == NULL) { /* no provision version */
- satisfy = (dep->mod == ALPM_DEP_MOD_ANY
- && strcmp(provision, dep->name) == 0);
- } else {
- /* This is a bit tricker than the old code for performance reasons. To
- * prevent the need to copy and duplicate strings, strncmp only the name
- * portion if they are the same length, since there is a version and
- * operator in play here. Cast is to silence sign conversion warning;
- * we know provver >= provision if we are here. */
- size_t namelen = (size_t)(provver - provision);
- provver += 1;
- satisfy = (strlen(dep->name) == namelen
- && strncmp(provision, dep->name, namelen) == 0
- && dep_vercmp(provver, dep->mod, dep->version));
+ alpm_depend_t *provision = i->data;
+
+ if(dep->mod == ALPM_DEP_MOD_ANY) {
+ /* any version will satisfy the requirement */
+ satisfy = (provision->name_hash == dep->name_hash
+ && strcmp(provision->name, dep->name) == 0);
+ } else if (provision->mod == ALPM_DEP_MOD_EQ) {
+ /* provision specifies a version, so try it out */
+ satisfy = (provision->name_hash == dep->name_hash
+ && strcmp(provision->name, dep->name) == 0
+ && dep_vercmp(provision->version, dep->mod, dep->version));
}
}