Main Page   Modules   Data Structures   File List   Data Fields   Globals   Related Pages  

lib/rpmlibprov.c

Go to the documentation of this file.
00001 
00005 #include "system.h"
00006 
00007 #include <rpmlib.h>
00008 #include "debug.h"
00009 
00010 static struct rpmlibProvides {
00011 /*@observer@*/ /*@null@*/ const char * featureName;
00012 /*@observer@*/ /*@null@*/ const char * featureEVR;
00013     int featureFlags;
00014 /*@observer@*/ /*@null@*/ const char * featureDescription;
00015 } rpmlibProvides[] = {
00016     { "rpmlib(VersionedDependencies)",  "3.0.3-1",
00017         (RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
00018     N_("PreReq:, Provides:, and Obsoletes: dependencies support versions.") },
00019     { "rpmlib(CompressedFileNames)",    "3.0.4-1",
00020         (RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
00021     N_("file names stored as (dirName,baseName,dirIndex) tuple, not as path.")},
00022     { "rpmlib(PayloadIsBzip2)",         "3.0.5-1",
00023         (RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
00024     N_("package payload compressed using bzip2.") },
00025     { "rpmlib(PayloadFilesHavePrefix)", "4.0-1",
00026         (RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
00027     N_("package payload files have \"./\" prefix.") },
00028     { "rpmlib(ExplicitPackageProvide)", "4.0-1",
00029         (RPMSENSE_RPMLIB|RPMSENSE_EQUAL),
00030     N_("package name-version-release not implicitly provided.") },
00031     { "rpmlib(HeaderLoadSortsTags)",    "4.0.1-1",
00032         (                RPMSENSE_EQUAL),
00033     N_("header tags are always sorted after being loaded.") },
00034     { "rpmlib(ScriptletInterpreterArgs)",    "4.0.3-1",
00035         (                RPMSENSE_EQUAL),
00036     N_("the scriptlet interpreter can use arguments from header.") },
00037     { NULL,                             NULL, 0,        NULL }
00038 };
00039 
00040 void rpmShowRpmlibProvides(FILE * fp)
00041 {
00042     const struct rpmlibProvides * rlp;
00043 
00044     for (rlp = rpmlibProvides; rlp->featureName != NULL; rlp++) {
00045         fprintf(fp, "    %s", rlp->featureName);
00046         if (rlp->featureEVR && rlp->featureFlags)
00047             printDepFlags(fp, rlp->featureEVR, rlp->featureFlags);
00048         fprintf(fp, "\n");
00049         if (rlp->featureDescription)
00050             fprintf(fp, "\t%s\n", rlp->featureDescription);
00051     }
00052 }
00053 
00054 int rpmCheckRpmlibProvides(const char * keyName, const char * keyEVR,
00055         int keyFlags)
00056 {
00057     const struct rpmlibProvides * rlp;
00058     int rc = 0;
00059 
00060     for (rlp = rpmlibProvides; rlp->featureName != NULL; rlp++) {
00061         if (rlp->featureEVR && rlp->featureFlags)
00062             rc = rpmRangesOverlap(keyName, keyEVR, keyFlags,
00063                 rlp->featureName, rlp->featureEVR, rlp->featureFlags);
00064         if (rc)
00065             break;
00066     }
00067     return rc;
00068 }
00069 
00070 int rpmGetRpmlibProvides(const char *** provNames, int ** provFlags,
00071                          const char *** provVersions)
00072 {
00073     const char ** names, ** versions;
00074     int * flags;
00075     int n = 0;
00076     
00077     while (rpmlibProvides[n].featureName != NULL)
00078         n++;
00079 
00080     names = xcalloc((n+1), sizeof(*names));
00081     versions = xcalloc((n+1), sizeof(*versions));
00082     flags = xcalloc((n+1), sizeof(*flags));
00083     
00084     for (n = 0; rpmlibProvides[n].featureName != NULL; n++) {
00085         names[n] = rpmlibProvides[n].featureName;
00086         flags[n] = rpmlibProvides[n].featureFlags;
00087         versions[n] = rpmlibProvides[n].featureEVR;
00088     }
00089     
00090     if (provNames)
00091         *provNames = names;
00092     else
00093         names = _free(names);
00094 
00095     if (provFlags)
00096         *provFlags = flags;
00097     else
00098         flags = _free(flags);
00099 
00100     if (provVersions)
00101         *provVersions = versions;
00102     else
00103         versions = _free(versions);
00104 
00105     return n;
00106 }

Generated at Mon Sep 24 10:37:21 2001 for rpm by doxygen1.2.8.1 written by Dimitri van Heesch, © 1997-2001