2 * Copyright (c) 2007-2009, Novell Inc.
4 * This program is licensed under the BSD license, read LICENSE.BSD
5 * for further information
21 #if defined(DEBIAN_SEMANTICS) || defined(MULTI_SEMANTICS)
23 #ifdef MULTI_SEMANTICS
24 # define solv_vercmp solv_vercmp_deb
27 /* debian type version compare */
29 solv_vercmp(const char *s1, const char *q1, const char *s2, const char *q2)
34 c1 = s1 < q1 ? *(const unsigned char *)s1++ : 0;
35 c2 = s2 < q2 ? *(const unsigned char *)s2++ : 0;
36 if ((c1 >= '0' && c1 <= '9') && (c2 >= '0' && c2 <= '9'))
39 c1 = s1 < q1 ? *(const unsigned char *)s1++ : 0;
41 c2 = s2 < q2 ? *(const unsigned char *)s2++ : 0;
43 while ((c1 >= '0' && c1 <= '9') && (c2 >= '0' && c2 <= '9'))
47 c1 = s1 < q1 ? *(const unsigned char *)s1++ : 0;
48 c2 = s2 < q2 ? *(const unsigned char *)s2++ : 0;
50 if (c1 >= '0' && c1 <= '9')
52 if (c2 >= '0' && c2 <= '9')
55 return r < 0 ? -1 : 1;
57 c1 = c1 == '~' ? -1 : !c1 || (c1 >= '0' && c1 <= '9') || (c1 >= 'A' && c1 <= 'Z') || (c1 >= 'a' && c1 <= 'z') ? c1 : c1 + 256;
58 c2 = c2 == '~' ? -1 : !c2 || (c2 >= '0' && c2 <= '9') || (c2 >= 'A' && c2 <= 'Z') || (c2 >= 'a' && c2 <= 'z') ? c2 : c2 + 256;
61 return r < 0 ? -1 : 1;
67 #ifdef MULTI_SEMANTICS
73 #if !defined(DEBIAN_SEMANTICS) || defined(MULTI_SEMANTICS)
75 /* rpm type version compare */
76 /* note: the code assumes that *q1 and *q2 are not alphanumeric! */
79 solv_vercmp(const char *s1, const char *q1, const char *s2, const char *q2)
84 while (s1 < q1 && s2 < q2)
86 while (s1 < q1 && !(*s1 >= '0' && *s1 <= '9') &&
87 !(*s1 >= 'a' && *s1 <= 'z') && !(*s1 >= 'A' && *s1 <= 'Z'))
89 while (s2 < q2 && !(*s2 >= '0' && *s2 <= '9') &&
90 !(*s2 >= 'a' && *s2 <= 'z') && !(*s2 >= 'A' && *s2 <= 'Z'))
92 if ((*s1 >= '0' && *s1 <= '9') || (*s2 >= '0' && *s2 <= '9'))
94 while (*s1 == '0' && s1[1] >= '0' && s1[1] <= '9')
96 while (*s2 == '0' && s2[1] >= '0' && s2[1] <= '9')
98 for (e1 = s1; *e1 >= '0' && *e1 <= '9'; )
100 for (e2 = s2; *e2 >= '0' && *e2 <= '9'; )
102 r = (e1 - s1) - (e2 - s2);
104 r = strncmp(s1, s2, e1 - s1);
106 return r > 0 ? 1 : -1;
110 for (e1 = s1; (*e1 >= 'a' && *e1 <= 'z') || (*e1 >= 'A' && *e1 <= 'Z'); )
112 for (e2 = s2; (*e2 >= 'a' && *e2 <= 'z') || (*e2 >= 'A' && *e2 <= 'Z'); )
114 r = (e1 - s1) - (e2 - s2);
117 r = strncmp(s1, s2, e2 - s2);
118 return r >= 0 ? 1 : -1;
122 r = strncmp(s1, s2, e1 - s1);
123 return r <= 0 ? -1 : 1;
125 r = strncmp(s1, s2, e1 - s1);
127 return r > 0 ? 1 : -1;
132 return s1 < q1 ? 1 : s2 < q2 ? -1 : 0;
137 #if defined(MULTI_SEMANTICS)
138 # define solv_vercmp (*(pool->disttype == DISTTYPE_DEB ? &solv_vercmp_deb : &solv_ver##cmp))
141 /* edition (e:v-r) compare */
143 pool_evrcmp_str(const Pool *pool, const char *evr1, const char *evr2, int mode)
153 POOL_DEBUG(DEBUG_EVRCMP, "evrcmp %s %s mode=%d\n", evr1, evr2, mode);
155 for (s1 = evr1; *s1 >= '0' && *s1 <= '9'; s1++)
157 for (s2 = evr2; *s2 >= '0' && *s2 <= '9'; s2++)
159 if (mode == EVRCMP_MATCH && (*evr1 == ':' || *evr2 == ':'))
161 /* empty epoch, skip epoch check */
170 /* compare the epoch */
171 if (s1 == evr1 || *s1 != ':')
173 if (s2 == evr2 || *s2 != ':')
177 r = solv_vercmp(evr1, s1, evr2, s2);
185 if (!pool->promoteepoch)
203 /* same epoch, now split into version/release */
204 for (s1 = evr1, r1 = 0; *s1; s1++)
207 for (s2 = evr2, r2 = 0; *s2; s2++)
212 if (mode != EVRCMP_MATCH || (evr1 != (r1 ? r1 : s1) && evr2 != (r2 ? r2 : s2)))
213 r = solv_vercmp(evr1, r1 ? r1 : s1, evr2, r2 ? r2 : s2);
217 if (mode == EVRCMP_COMPARE)
224 if (mode == EVRCMP_COMPARE_EVONLY)
228 if (mode != EVRCMP_MATCH || (s1 != ++r1 && s2 != ++r2))
229 r = solv_vercmp(r1, s1, r2, s2);
231 else if (mode == EVRCMP_MATCH_RELEASE)
242 pool_evrcmp(const Pool *pool, Id evr1id, Id evr2id, int mode)
244 const char *evr1, *evr2;
245 if (evr1id == evr2id)
247 evr1 = pool_id2str(pool, evr1id);
248 evr2 = pool_id2str(pool, evr2id);
249 return pool_evrcmp_str(pool, evr1, evr2, mode);
253 pool_evrmatch(const Pool *pool, Id evrid, const char *epoch, const char *version, const char *release)
260 evr1 = pool_id2str(pool, evrid);
261 for (s1 = evr1; *s1 >= '0' && *s1 <= '9'; s1++)
263 if (s1 != evr1 && *s1 == ':')
267 r = solv_vercmp(evr1, s1, epoch, epoch + strlen(epoch));
275 while (*epoch == '0')
280 for (s1 = evr1, r1 = 0; *s1; s1++)
285 r = solv_vercmp(evr1, r1 ? r1 : s1, version, version + strlen(version));
293 r = solv_vercmp(r1 + 1, s1, release, release + strlen(release));