- from https://github.com/pld-linux/pld-builder.new

[TLD.git] / pld-builder.new / PLD_Builder / poldek.py

diff --git a/pld-builder.new/PLD_Builder/poldek.py b/pld-builder.new/PLD_Builder/poldek.py
new file mode 100644 (file)
index 0000000..9b23a89
--- /dev/null
+++ b/pld-builder.new/PLD_Builder/poldek.py
@@ -0,0 +1,87 @@
+# vi: encoding=utf-8 ts=8 sts=4 sw=4 et
+
+import re
+import types
+import string
+import xreadlines
+
+from chroot import *
+from util import *
+
+
+def get_poldek_requires():
+    # precompile regexps
+    name_rx = re.compile(r"\d+\. ([^\s]+)-[^-]+-[^-]+\n")
+    req_rx = re.compile(r" req .* --> (.*)\n")
+    pkg_name_rx = re.compile(r"([^\s]+)-[^-]+-[^-]+")
+
+    # todo: if a and b are sets, then use sets module
+    # and intersection method on set object
+    def intersect(a, b):
+        r = []
+        for x in a:
+            if x in b: r.append(x)
+        return r
+
+    # add given req-list to cur_pkg_reqs
+    def add_req(reqs):
+        if len(reqs) == 1:
+            if reqs[0] not in cur_pkg_reqs:
+                cur_pkg_reqs.append(reqs[0])
+        else:
+            did = 0
+            for x in cur_pkg_reqs:
+                if type(x) is types.ListType:
+                    i = intersect(x, reqs)
+                    if len(i) == 0:
+                        continue
+                    did = 1
+                    idx = cur_pkg_reqs.index(x)
+                    if len(i) == 1:
+                        if i[0] in cur_pkg_reqs:
+                            del cur_pkg_reqs[idx]
+                        else:
+                            cur_pkg_reqs[idx] = i[0]
+                    else:
+                        cur_pkg_reqs[idx] = i
+                else:
+                    if x in reqs:
+                        return
+            if not did:
+                cur_pkg_reqs.append(reqs)
+
+    pkg_reqs = {}
+    cur_pkg_reqs = None
+    cur_pkg = None
+
+    f = chr_popen("poldek -v -v --verify --unique-pkg-names")
+    for l in xreadlines.xreadlines(f):
+        m = name_rx.match(l)
+        if m:
+            if cur_pkg:
+                pkg_reqs[cur_pkg] = cur_pkg_reqs
+            cur_pkg = m.groups(1)
+            if pkg_reqs.has_key(cur_pkg):
+                cur_pkg = None
+                cur_pkg_reqs = None
+            else:
+                cur_pkg_reqs = []
+            continue
+        m = req_rx.match(l)
+        if m:
+            reqs = []
+            for x in string.split(m.group(1)):
+                if x in ["RPMLIB_CAP", "NOT", "FOUND", "UNMATCHED"]: continue
+                m = pkg_name_rx.match(x)
+                if m:
+                    reqs.append(m.group(1))
+                else:
+                    msg("poldek_reqs: bad pkg name: %s\n" % x)
+            if len(reqs) != 0: add_req(reqs)
+
+    f.close()
+
+    if cur_pkg:
+        pkg_reqs[cur_pkg] = cur_pkg_reqs
+
+    return pkg_reqs