summaryrefslogtreecommitdiff
path: root/apt-pkg/versionmatch.cc
diff options
context:
space:
mode:
Diffstat (limited to 'apt-pkg/versionmatch.cc')
-rw-r--r--apt-pkg/versionmatch.cc73
1 files changed, 59 insertions, 14 deletions
diff --git a/apt-pkg/versionmatch.cc b/apt-pkg/versionmatch.cc
index b4d1d4696..c40b1fdbc 100644
--- a/apt-pkg/versionmatch.cc
+++ b/apt-pkg/versionmatch.cc
@@ -18,6 +18,10 @@
#include <stdio.h>
#include <ctype.h>
+#include <fnmatch.h>
+#include <sys/types.h>
+#include <regex.h>
+
/*}}}*/
// VersionMatch::pkgVersionMatch - Constructor /*{{{*/
@@ -100,6 +104,8 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
RelLabel = Fragments[J]+2;
else if (stringcasecmp(Fragments[J],Fragments[J]+2,"c=") == 0)
RelComponent = Fragments[J]+2;
+ else if (stringcasecmp(Fragments[J],Fragments[J]+2,"b=") == 0)
+ RelArchitecture = Fragments[J]+2;
}
if (RelVerStr.end()[-1] == '*')
@@ -112,7 +118,10 @@ pkgVersionMatch::pkgVersionMatch(string Data,MatchType Type) : Type(Type)
if (Type == Origin)
{
- OrSite = Data;
+ if (Data[0] == '"' && Data.length() >= 2 && Data.end()[-1] == '"')
+ OrSite = Data.substr(1, Data.length() - 2);
+ else
+ OrSite = Data;
return;
}
}
@@ -149,6 +158,8 @@ pkgCache::VerIterator pkgVersionMatch::Find(pkgCache::PkgIterator Pkg)
{
if (MatchVer(Ver.VerStr(),VerStr,VerPrefixMatch) == true)
return Ver;
+ if (ExpressionMatches(VerStr, Ver.VerStr()) == true)
+ return Ver;
continue;
}
@@ -160,6 +171,36 @@ pkgCache::VerIterator pkgVersionMatch::Find(pkgCache::PkgIterator Pkg)
// This will be Ended by now.
return Ver;
}
+
+#ifndef FNM_CASEFOLD
+#define FNM_CASEFOLD 0
+#endif
+
+bool pkgVersionMatch::ExpressionMatches(const char *pattern, const char *string)
+{
+ if (pattern[0] == '/') {
+ bool res = false;
+ size_t length = strlen(pattern);
+ if (pattern[length - 1] == '/') {
+ regex_t preg;
+ char *regex = strdup(pattern + 1);
+ regex[length - 2] = '\0';
+ if (regcomp(&preg, regex, REG_EXTENDED | REG_ICASE) != 0) {
+ _error->Warning("Invalid regular expression: %s", regex);
+ } else if (regexec(&preg, string, 0, NULL, 0) == 0) {
+ res = true;
+ }
+ free(regex);
+ regfree(&preg);
+ return res;
+ }
+ }
+ return fnmatch(pattern, string, FNM_CASEFOLD) == 0;
+}
+bool pkgVersionMatch::ExpressionMatches(const std::string& pattern, const char *string)
+{
+ return ExpressionMatches(pattern.c_str(), string);
+}
/*}}}*/
// VersionMatch::FileMatch - Match against an index file /*{{{*/
// ---------------------------------------------------------------------
@@ -178,38 +219,42 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
if (RelVerStr.empty() == true && RelOrigin.empty() == true &&
RelArchive.empty() == true && RelLabel.empty() == true &&
RelRelease.empty() == true && RelCodename.empty() == true &&
- RelComponent.empty() == true)
+ RelComponent.empty() == true && RelArchitecture.empty() == true)
return false;
if (RelVerStr.empty() == false)
if (File->Version == 0 ||
- MatchVer(File.Version(),RelVerStr,RelVerPrefixMatch) == false)
+ (MatchVer(File.Version(),RelVerStr,RelVerPrefixMatch) == false &&
+ ExpressionMatches(RelVerStr, File.Version()) == false))
return false;
if (RelOrigin.empty() == false)
- if (File->Origin == 0 ||
- stringcasecmp(RelOrigin,File.Origin()) != 0)
+ if (File->Origin == 0 || !ExpressionMatches(RelOrigin,File.Origin()))
return false;
if (RelArchive.empty() == false)
if (File->Archive == 0 ||
- stringcasecmp(RelArchive,File.Archive()) != 0)
+ !ExpressionMatches(RelArchive,File.Archive()))
return false;
if (RelCodename.empty() == false)
if (File->Codename == 0 ||
- stringcasecmp(RelCodename,File.Codename()) != 0)
+ !ExpressionMatches(RelCodename,File.Codename()))
return false;
if (RelRelease.empty() == false)
if ((File->Archive == 0 ||
- stringcasecmp(RelRelease,File.Archive()) != 0) &&
+ !ExpressionMatches(RelRelease,File.Archive())) &&
(File->Codename == 0 ||
- stringcasecmp(RelRelease,File.Codename()) != 0))
+ !ExpressionMatches(RelRelease,File.Codename())))
return false;
if (RelLabel.empty() == false)
if (File->Label == 0 ||
- stringcasecmp(RelLabel,File.Label()) != 0)
+ !ExpressionMatches(RelLabel,File.Label()))
return false;
if (RelComponent.empty() == false)
if (File->Component == 0 ||
- stringcasecmp(RelComponent,File.Component()) != 0)
+ !ExpressionMatches(RelComponent,File.Component()))
+ return false;
+ if (RelArchitecture.empty() == false)
+ if (File->Architecture == 0 ||
+ !ExpressionMatches(RelArchitecture,File.Architecture()))
return false;
return true;
}
@@ -217,12 +262,12 @@ bool pkgVersionMatch::FileMatch(pkgCache::PkgFileIterator File)
if (Type == Origin)
{
if (OrSite.empty() == false) {
- if (File->Site == 0 || OrSite != File.Site())
+ if (File->Site == 0)
return false;
} else // so we are talking about file:// or status file
- if (strcmp(File.Site(),"") == 0 && File->Archive != 0) // skip the status file
+ if (strcmp(File.Site(),"") == 0 && File->Archive != 0 && strcmp(File.Archive(),"now") == 0) // skip the status file
return false;
- return (OrSite == File.Site()); /* both strings match */
+ return (ExpressionMatches(OrSite, File.Site())); /* both strings match */
}
return false;