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qpkg/: committed some old changes (non-functional)

- TODO: various updates
- pkg.h (enum relop): marked rel_lt as deprecated
- prereq.c (resolve): instrumentation for chasing a dependencies bug
This commit is contained in:
Werner Almesberger 2011-07-23 11:45:24 -03:00
parent 8ca4b01e4f
commit 326cd33967
3 changed files with 23 additions and 2 deletions

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@ -1,8 +1,13 @@
Open policy decisions Open policy decisions
===================== =====================
http://www.debian.org/doc/debian-policy/ch-controlfields.html#s5.6.10
- what to do about cyclic dependencies ? - what to do about cyclic dependencies ?
Update: addressed in
http://www.debian.org/doc/debian-policy/ch-relationships.html#s-binarydeps
A cyclic dependency can be bad new or something perfectly normal, A cyclic dependency can be bad new or something perfectly normal,
depending on how we define the semantics of package A depending on depending on how we define the semantics of package A depending on
package B, and what policy we adopt with respect to the existence of package B, and what policy we adopt with respect to the existence of
@ -50,8 +55,12 @@ Open policy decisions
- what to do if we need something that's "provided" ? - what to do if we need something that's "provided" ?
Update: "Provides" is described here, but without answering the above
question:
http://www.debian.org/doc/debian-policy/ch-relationships.html#s-virtual
When determining prerequisites, we may encounter a dependency on an item When determining prerequisites, we may encounter a dependency on an item
that only appears in the Provides: field of a package but it not an that only appears in the Provides: field of a package but is not an
installable package itself. installable package itself.
Should we Should we
@ -105,6 +114,9 @@ Open policy decisions
Still left to do Still left to do
================ ================
- make comp_versions work according to
http://www.debian.org/doc/debian-policy/ch-controlfields.html#s-f-Version
- consider reducing the size of the lists of conflicts, e.g., by making - consider reducing the size of the lists of conflicts, e.g., by making
them unique via a red-black tree them unique via a red-black tree

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@ -31,7 +31,7 @@ enum relop {
rel_eq, /* = */ rel_eq, /* = */
rel_ge, /* >= */ rel_ge, /* >= */
rel_gg, /* >> */ rel_gg, /* >> */
rel_lt, /* < */ rel_lt, /* < DEPRECATED */
rel_le, /* <= */ rel_le, /* <= */
rel_ll, /* << */ rel_ll, /* << */
}; };

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@ -239,6 +239,15 @@ static void resolve(struct list *next_deps, const struct ref *dep,
* tracking of package state for ordering the dependencies and for * tracking of package state for ordering the dependencies and for
* "Provides" anyway. * "Provides" anyway.
*/ */
#if 1
while (next_deps) {
assert(top->pkg->flags & QPKG_ADDING);
top->pkg->flags &= ~QPKG_ADDING;
top = top->next;
next_deps = next_deps->next;
}
#endif
} }