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Support :any architecture qualifiers for multiarch

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Multiarch adds a Depends: foo:any syntax, permitted only if the
target of the dependency is "Multi-Arch: allowed".  This has
been supported by dpkg and apt for some time and is now safe to
use in unstable.

[Adam D. Barratt: adjusted to use consts.py]

Signed-off-by: Adam D. Barratt <adam@adam-barratt.org.uk>
master
Colin Watson 11 years ago committed by Adam D. Barratt
parent a799ce3df1
commit b9f6417351
5 changed files with 75 additions and 30 deletions
Show Stats Download Patch File Download Diff File

20
britney.py
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@ -218,7 +218,7 @@ from britney_util import (old_libraries_format, same_source, undo_changes,
eval_uninst, newly_uninst, make_migrationitem)
from consts import (VERSION, SECTION, BINARIES, MAINTAINER, FAKESRC,
SOURCE, SOURCEVER, ARCHITECTURE, DEPENDS, CONFLICTS,
PROVIDES, RDEPENDS, RCONFLICTS)
PROVIDES, RDEPENDS, RCONFLICTS, MULTIARCH)
__author__ = 'Fabio Tranchitella and the Debian Release Team'
__version__ = '2.0'
@ -524,6 +524,7 @@ class Britney(object):
pkg,
version,
get_field('Architecture'),
get_field('Multi-Arch'),
None, # Pre-depends - leave as None for the C-code
deps,
', '.join(final_conflicts_list) or None,
@ -824,7 +825,7 @@ class Britney(object):
binaries = self.binaries[suite][arch][0]
for pkg in binaries:
output = "Package: %s\n" % pkg
for key, k in ((SECTION, 'Section'), (ARCHITECTURE, 'Architecture'), (SOURCE, 'Source'), (VERSION, 'Version'),
for key, k in ((SECTION, 'Section'), (ARCHITECTURE, 'Architecture'), (MULTIARCH, 'Multi-Arch'), (SOURCE, 'Source'), (VERSION, 'Version'),
(DEPENDS, 'Depends'), (PROVIDES, 'Provides'), (CONFLICTS, 'Conflicts')):
if not binaries[pkg][key]: continue
if key == SOURCE:
@ -880,12 +881,19 @@ class Britney(object):
# for every package, version and operation in the block
for name, version, op in block:
if ":" in name:
name, archqual = name.split(":", 1)
else:
archqual = None
# look for the package in unstable
if name in binaries[0]:
package = binaries[0][name]
# check the versioned dependency (if present)
# check the versioned dependency and architecture qualifier
# (if present)
if op == '' and version == '' or apt_pkg.check_dep(package[VERSION], op, version):
packages.append(name)
if archqual is None or (archqual == 'any' and package[MULTIARCH] == 'allowed'):
packages.append(name)
# look for the package in the virtual packages list and loop on them
for prov in binaries[1].get(name, []):
@ -893,7 +901,9 @@ class Britney(object):
package = binaries[0][prov]
# A provides only satisfies an unversioned dependency
# (per Policy Manual §7.5)
if op == '' and version == '':
# A provides only satisfies a dependency without an
# architecture qualifier (per analysis of apt code)
if op == '' and version == '' and archqual is None:
packages.append(prov)
return (len(packages) > 0, packages)

13
consts.py
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@ -29,11 +29,12 @@ FAKESRC = 4
SOURCE = 2
SOURCEVER = 3
ARCHITECTURE = 4
# PREDEPENDS = 5 - No longer used by the python code
MULTIARCH = 5
# PREDEPENDS = 6 - No longer used by the python code
# - The C-code needs it for alignment reasons and still check it
# but ignore it if it is None (so keep it None).
DEPENDS = 6
CONFLICTS = 7
PROVIDES = 8
RDEPENDS = 9
RCONFLICTS = 10
DEPENDS = 7
CONFLICTS = 8
PROVIDES = 9
RDEPENDS = 10
RCONFLICTS = 11

37
lib/britney-py.c
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@ -106,23 +106,29 @@ static PyObject *dpkgpackages_add_binary(dpkgpackages *self, PyObject *args) {
pyString = PyList_GetItem(value, 5);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->multiarch = PyString_AsString(pyString);
} else pkg->multiarch = NULL;
pyString = PyList_GetItem(value, 6);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->depends[0] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[0] = NULL;
pyString = PyList_GetItem(value, 6);
pyString = PyList_GetItem(value, 7);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->depends[1] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[1] = NULL;
pyString = PyList_GetItem(value, 7);
pyString = PyList_GetItem(value, 8);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->conflicts = read_dep_and(PyString_AsString(pyString));
} else pkg->conflicts = NULL;
pyString = PyList_GetItem(value, 8);
pyString = PyList_GetItem(value, 9);
if (pyString == NULL) return NULL;
if (pyString != Py_None) {
pkg->provides = read_packagenames(PyString_AsString(pyString));
@ -204,12 +210,13 @@ static PyObject *build_system(PyObject *self, PyObject *args) {
# SOURCE = 2
# SOURCEVER = 3
# ARCHITECTURE = 4
# PREDEPENDS = 5
# DEPENDS = 6
# CONFLICTS = 7
# PROVIDES = 8
# RDEPENDS = 9
# RCONFLICTS = 10
# MULTIARCH = 5
# PREDEPENDS = 6
# DEPENDS = 7
# CONFLICTS = 8
# PROVIDES = 9
# RDEPENDS = 10
# RCONFLICTS = 11
*/
dpkg_packages *dpkg_pkgs = new_packages(arch);
@ -244,23 +251,29 @@ static PyObject *build_system(PyObject *self, PyObject *args) {
pyString = PyList_GetItem(value, 5);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->multiarch = PyString_AsString(pyString);
} else pkg->multiarch = NULL;
pyString = PyList_GetItem(value, 6);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->depends[0] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[0] = NULL;
pyString = PyList_GetItem(value, 6);
pyString = PyList_GetItem(value, 7);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->depends[1] = read_dep_andor(PyString_AsString(pyString));
} else pkg->depends[1] = NULL;
pyString = PyList_GetItem(value, 7);
pyString = PyList_GetItem(value, 8);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->conflicts = read_dep_and(PyString_AsString(pyString));
} else pkg->conflicts = NULL;
pyString = PyList_GetItem(value, 8);
pyString = PyList_GetItem(value, 9);
if (pyString == NULL) continue;
if (pyString != Py_None) {
pkg->provides = read_packagenames(PyString_AsString(pyString));

32
lib/dpkg.c
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@ -24,7 +24,8 @@ static collpackagelist *get_matching(dpkg_packages *pkgs, deplist *depopts, int
static deplist *read_deplist(char **buf, char sep, char end);
static dependency *read_dependency(char **buf, char *end);
static void add_virtualpackage(virtualpkgtbl *vpkgs, char *package,
char *version, dpkg_collected_package *cpkg);
char *version, char *multiarch,
dpkg_collected_package *cpkg);
static void remove_virtualpackage(virtualpkgtbl *vpkgs, char *pkgname,
dpkg_collected_package *cpkg);
static char *read_packagename(char **buf, char *end);
@ -177,9 +178,9 @@ void add_package(dpkg_packages *pkgs, dpkg_package *pkg)
add_packagetbl(pkgs->packages, cpkg->pkg->package, cpkg);
add_virtualpackage(pkgs->virtualpkgs, cpkg->pkg->package,
cpkg->pkg->version, cpkg);
cpkg->pkg->version, cpkg->pkg->multiarch, cpkg);
for (v = cpkg->pkg->provides; v != NULL; v = v->next) {
add_virtualpackage(pkgs->virtualpkgs, v->value, NULL, cpkg);
add_virtualpackage(pkgs->virtualpkgs, v->value, NULL, NULL, cpkg);
}
}
@ -246,7 +247,8 @@ static void remove_virtualpackage(virtualpkgtbl *vpkgs, char *pkgname,
}
static void add_virtualpackage(virtualpkgtbl *vpkgs, char *package,
char *version, dpkg_collected_package *cpkg)
char *version, char *multiarch,
dpkg_collected_package *cpkg)
{
dpkg_provision value;
virtualpkg *list, **addto;
@ -254,6 +256,7 @@ static void add_virtualpackage(virtualpkgtbl *vpkgs, char *package,
value.pkg = cpkg;
value.version = version;
value.multiarch = multiarch;
list = lookup_virtualpkgtbl(vpkgs, package);
shouldreplace = (list != NULL);
@ -398,11 +401,11 @@ deplistlist *read_dep_andor(char *buf) {
static dependency *read_dependency(char **buf, char *end) {
dependency *dep;
char *name;
char newend[10];
char newend[11];
DEBUG_ONLY( char *strend = *buf + strlen(*buf); )
assert(strlen(end) <= 8);
newend[0] = '('; strcpy(newend + 1, end);
newend[0] = '('; newend[1] = ':'; strcpy(newend + 2, end);
name = my_strdup(read_until_char(buf, newend));
if (name == NULL) return NULL;
@ -411,6 +414,13 @@ static dependency *read_dependency(char **buf, char *end) {
if (dep == NULL) die("read_dependency alloc 1:");
dep->package = name;
if (**buf == ':') {
(*buf)++;
dep->archqual = my_strdup(read_until_char(buf, newend));
if (dep->archqual == NULL) return NULL;
} else
dep->archqual = NULL;
while(isspace(**buf)) (*buf)++;
@ -465,7 +475,7 @@ static dependency *read_dependency(char **buf, char *end) {
}
while (isspace(**buf)) (*buf)++;
newend[0] = ')';
newend[0] = ')'; strcpy(newend + 1, end);
dep->version = my_strdup(read_until_char(buf, newend));
while (isspace(**buf)) (*buf)++;
@ -509,6 +519,14 @@ static collpackagelist **get_matching_low(collpackagelist **addto,
}
}
if (dep->archqual != NULL) {
if (strcmp(dep->archqual, "any") == 0) {
if (strcmp(vpkg->value.multiarch, "allowed") != 0)
add = 0;
} else
add = 0;
}
if (add) {
insert_l_collpackagelist(addto, vpkg->value.pkg, line);
addto = &(*addto)->next;

3
lib/dpkg.h
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@ -33,6 +33,7 @@ extern char *dependency_relation_sym[];
typedef struct dependency dependency;
struct dependency {
char *package;
char *archqual;
dependency_relation op;
char *version;
};
@ -48,6 +49,7 @@ typedef struct dpkg_package dpkg_package;
struct dpkg_package {
char *package;
char *version;
char *multiarch;
char *source;
char *source_ver;
@ -102,6 +104,7 @@ LIST(collpackagelist, dpkg_collected_package *);
typedef struct dpkg_provision dpkg_provision;
struct dpkg_provision {
char *version;
char *multiarch;
dpkg_collected_package *pkg;
};

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