Class: RPM::Package

Inherits:
Object
  • Object
show all
Defined in:
ext/rpm/package.c

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.clear_cache ⇒ Object 



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# File 'ext/rpm/package.c', line 19

static VALUE
package_clear_cache(VALUE klass){
	st_free_table(tbl);
	tbl = NULL;
	return klass;
}

.create(name, version) ⇒ Object 



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# File 'ext/rpm/package.c', line 84

static VALUE
package_s_create(VALUE klass, VALUE name, VALUE version)
{
	Header hdr;
	VALUE pkg;

	if ((TYPE(name) != T_STRING) || (
             rb_obj_is_kind_of(version, rpm_cVersion) == Qfalse))  {
		rb_raise(rb_eTypeError, "illegal argument type");
	}

	hdr = headerNew();
        headerAddEntry(hdr,RPMTAG_NAME,RPM_STRING_TYPE,RSTRING(name)->ptr,1);
        headerAddEntry(hdr,RPMTAG_VERSION,RPM_STRING_TYPE,RSTRING(rpm_version_get_v(version))->ptr,1);
        headerAddEntry(hdr,RPMTAG_RELEASE,RPM_STRING_TYPE,RSTRING(rpm_version_get_r(version))->ptr,1);
        if(!NIL_P(rpm_version_get_e(version))){
		int e = NUM2INT(rpm_version_get_e(version));
        	headerAddEntry(hdr,RPMTAG_EPOCH,RPM_INT32_TYPE,&e,1);
	}
	pkg = package_new_from_header(klass, hdr);
  return pkg;
}

.load(str) ⇒ Object 



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# File 'ext/rpm/package.c', line 181

static VALUE
package_s_load(VALUE klass, VALUE str)
{
	VALUE pkg, temp;
	Header hdr;
	FD_t fd;

	Check_Type(str, T_STRING);

	temp = ruby_rpm_make_temp_name();
	fd = Fopen(RSTRING(temp)->ptr, "wb+");
	Fwrite(RSTRING(str)->ptr, RSTRING(str)->len, 1, fd);
	Fseek(fd, 0, SEEK_SET);
	hdr = headerRead(fd, HEADER_MAGIC_YES);
	Fclose(fd);
	unlink(RSTRING(temp)->ptr);

	if (!hdr) {
		rb_raise(rb_eArgError, "unable load RPM::Package");
	}

	pkg = package_new_from_header(klass, hdr);
	headerFree(hdr);

	return pkg;
}

.new(filename) ⇒ Object 



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# File 'ext/rpm/package.c', line 124

static VALUE
package_s_open(VALUE klass, VALUE filename)
{
	VALUE pkg = Qnil;
	FD_t fd;
	Header hdr;
	rpmRC rc;

	if (TYPE(filename) != T_STRING) {
		rb_raise(rb_eTypeError, "illegal argument type");
	}

	fd = Fopen(RSTRING(filename)->ptr, "r");
	if (!fd) {
		rb_raise(rb_eRuntimeError, "can not open file %s",
				 RSTRING(filename)->ptr);
	}

    rc = read_header_from_file(fd, RSTRING(filename)->ptr, &hdr);
	Fclose(fd);

	switch (rc) {
#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_BADSIZE:
#else
	case RPMRC_NOTTRUSTED:
	case RPMRC_NOKEY:
		/* MO_TODO: zaki: should I warn these two status to users? */
#endif
	case RPMRC_OK:
		//headerFree(sigs);
		pkg = package_new_from_header(klass, hdr);
		headerFree(hdr);
		break;

#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_BADMAGIC:
		rb_raise(rb_eRuntimeError, "bad magic");
		break;

#else
	case RPMRC_NOTFOUND:
		rb_raise(rb_eRuntimeError, "bad magic");
		break;

#endif
	case RPMRC_FAIL:
#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_SHORTREAD:
#endif
		rb_raise(rb_eRuntimeError, "error reading pakcage");
		break;
	}

	return pkg;
}

.open(filename) ⇒ Object 



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# File 'ext/rpm/package.c', line 124

static VALUE
package_s_open(VALUE klass, VALUE filename)
{
	VALUE pkg = Qnil;
	FD_t fd;
	Header hdr;
	rpmRC rc;

	if (TYPE(filename) != T_STRING) {
		rb_raise(rb_eTypeError, "illegal argument type");
	}

	fd = Fopen(RSTRING(filename)->ptr, "r");
	if (!fd) {
		rb_raise(rb_eRuntimeError, "can not open file %s",
				 RSTRING(filename)->ptr);
	}

    rc = read_header_from_file(fd, RSTRING(filename)->ptr, &hdr);
	Fclose(fd);

	switch (rc) {
#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_BADSIZE:
#else
	case RPMRC_NOTTRUSTED:
	case RPMRC_NOKEY:
		/* MO_TODO: zaki: should I warn these two status to users? */
#endif
	case RPMRC_OK:
		//headerFree(sigs);
		pkg = package_new_from_header(klass, hdr);
		headerFree(hdr);
		break;

#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_BADMAGIC:
		rb_raise(rb_eRuntimeError, "bad magic");
		break;

#else
	case RPMRC_NOTFOUND:
		rb_raise(rb_eRuntimeError, "bad magic");
		break;

#endif
	case RPMRC_FAIL:
#if RPM_VERSION_CODE < RPM_VERSION(4,1,0)
	case RPMRC_SHORTREAD:
#endif
		rb_raise(rb_eRuntimeError, "error reading pakcage");
		break;
	}

	return pkg;
}

.use_cache=(b) ⇒ Object 



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# File 'ext/rpm/package.c', line 26

static VALUE
package_use_cache(VALUE klass,VALUE b){
	if((b==Qtrue)&&(tbl==NULL))
		tbl = (struct st_table*)st_init_numtable();
	else if (b == Qfalse)
		package_clear_cache(klass);
	return klass;
}

Instance Method Details

#[](tag) ⇒ Object 



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# File 'ext/rpm/package.c', line 465

VALUE
rpm_package_aref(VALUE pkg, VALUE tag)
{
	rpmTag tagval = NUM2INT(tag);
	VALUE val = Qnil;
    rpmtd tagc = rpmtdNew();
	int ary_p = 0;
	int i18n_p = 0;

	if (!headerGet(RPM_HEADER(pkg), tagval, tagc, HEADERGET_MINMEM)) {
        rpmtdFree(tagc);
		goto leave;
	}
	switch (tagval) {
	case RPMTAG_DIRINDEXES:
	case RPMTAG_FILESIZES:
	case RPMTAG_FILESTATES:
	case RPMTAG_FILEMODES:
	case RPMTAG_FILERDEVS:
	case RPMTAG_FILEMTIMES:
	case RPMTAG_FILEMD5S:
	case RPMTAG_FILEFLAGS:
	case RPMTAG_FILEUSERNAME:
	case RPMTAG_FILEGROUPNAME:
	case RPMTAG_PROVIDEFLAGS:
	case RPMTAG_REQUIREFLAGS:
	case RPMTAG_CONFLICTFLAGS:
	case RPMTAG_OBSOLETEFLAGS:
		ary_p = 1;
		break;

	case RPMTAG_GROUP:
	case RPMTAG_SUMMARY:
	case RPMTAG_DISTRIBUTION:
	case RPMTAG_VENDOR:
	case RPMTAG_LICENSE:
	case RPMTAG_PACKAGER:
	case RPMTAG_DESCRIPTION:
		i18n_p = 1;
		break;
    default:
        break;
	}

	switch (rpmtdType(tagc)) {
	case RPM_BIN_TYPE:
		val = rb_str_new2(rpmtdGetString(tagc));
		break;

	case RPM_CHAR_TYPE:
	case RPM_INT8_TYPE:
		if (rpmtdCount(tagc) == 1 && !ary_p) {
			val = INT2NUM(*rpmtdGetChar(tagc));
		} else {
			val = rb_ary_new();
			rpmtdInit(tagc);
			while ( rpmtdNext(tagc) != -1 ) {
				rb_ary_push(val, INT2NUM(*rpmtdGetChar(tagc)));
			}
		}
		break;

	case RPM_INT16_TYPE:
		if (rpmtdCount(tagc) == 1 && !ary_p) {
			val = INT2NUM(*rpmtdGetUint16(tagc));
		} else {
			val = rb_ary_new();
			rpmtdInit(tagc);
			while ( rpmtdNext(tagc) != -1 ) {
				rb_ary_push(val, INT2NUM(*rpmtdGetUint16(tagc)));
			}
		}
		break;

	case RPM_INT32_TYPE:
		if (rpmtdCount(tagc) == 1 && !ary_p) {
			val = INT2NUM(*rpmtdGetUint32(tagc));
		} else {
			val = rb_ary_new();
			rpmtdInit(tagc);
			while ( rpmtdNext(tagc) != -1) {
				rb_ary_push(val, INT2NUM(*rpmtdGetUint32(tagc)));
			}
		}
		break;

	case RPM_STRING_TYPE:
		if (rpmtdCount(tagc) == 1 && !ary_p) {
			val = rb_str_new2(rpmtdGetString(tagc));
		} else {
			val = rb_ary_new();
			while ( rpmtdNext(tagc) != -1) {
				rb_ary_push(val, rb_str_new2(rpmtdGetString(tagc)));
			}
		}
		rpmtdFree(tagc);
		break;

	case RPM_STRING_ARRAY_TYPE:
		{
			if (i18n_p) {
                rpmtd i18ntd = rpmtdNew();

				if (!headerGet(RPM_HEADER(pkg), HEADER_I18NTABLE, i18ntd, HEADERGET_MINMEM)) {
					goto strary;
				}

				val = rb_hash_new();
				rpmtdInit(tagc);
				while ( rpmtdNext(tagc) != -1) {
					VALUE lang = rb_str_new2(rpmtdNextString(i18ntd));
					VALUE str = rb_str_new2(rpmtdGetString(tagc));
					rb_hash_aset(val, lang, str);
				}
                rpmtdFree(i18ntd);
			} else {
			strary:
				val = rb_ary_new();
				rpmtdInit(tagc);
				while ( rpmtdNext(tagc) != -1) {
					rb_ary_push(val, rb_str_new2(rpmtdGetString(tagc)));
				}
			}
            rpmtdFree(tagc);
		}
		break;

	default:
		goto leave;
	}
 leave:
	return val;
}

#_dump(limit) ⇒ Object 



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# File 'ext/rpm/package.c', line 942

VALUE
rpm_package__dump(VALUE pkg, VALUE limit)
{
	return rpm_package_dump(pkg);
}

#add_binary(tag, val) ⇒ Object 



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# File 'ext/rpm/package.c', line 305

VALUE
rpm_package_add_binary(VALUE pkg,VALUE tag,VALUE val)
{
	if ((TYPE(val) != T_STRING))  {
		rb_raise(rb_eTypeError, "illegal argument type");
	}
	headerAddEntry(RPM_HEADER(pkg),NUM2INT(tag),RPM_BIN_TYPE,RSTRING(val)->ptr,RSTRING(val)->len);
  return Qnil;
}

#add_dependency(dep) ⇒ Object 



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# File 'ext/rpm/package.c', line 239

VALUE
rpm_package_add_dependency(VALUE pkg,VALUE dep)
{
	int nametag;
	int versiontag;
	int flagstag;
	char* name;
	char* evr;
	int flag;

	if ( rb_obj_is_kind_of(dep, rpm_cDependency) == Qfalse )  {
		rb_raise(rb_eTypeError, "illegal argument type");
	}

	nametag = NUM2INT(rpm_dependency_get_nametag(dep));
	versiontag = NUM2INT(rpm_dependency_get_versiontag(dep));
	flagstag = NUM2INT(rpm_dependency_get_flagstag(dep));

	name = RSTRING(rpm_dependency_get_name(dep))->ptr;
	evr = RSTRING(rpm_version_to_vre(rpm_dependency_get_version(dep)))->ptr;
	flag = NUM2INT(rpm_dependency_get_flags(dep));

	headerAddOrAppendEntry(RPM_HEADER(pkg),nametag,RPM_STRING_ARRAY_TYPE,&name,1);
	headerAddOrAppendEntry(RPM_HEADER(pkg),versiontag,RPM_STRING_ARRAY_TYPE,&evr,1);
	headerAddOrAppendEntry(RPM_HEADER(pkg),flagstag,RPM_INT32_TYPE,&flag,1);
  return Qnil;
}

#add_int32(tag, val) ⇒ Object 



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# File 'ext/rpm/package.c', line 267

VALUE
rpm_package_add_int32(VALUE pkg,VALUE tag,VALUE val)
{
	int_32 v;
	if (TYPE(val) == T_FIXNUM) {
		v = (int_32) FIX2LONG(val);
	}
	else if (TYPE(val) == T_BIGNUM) {
		v = (int_32) NUM2LONG(val);
	}
	else {
		rb_raise(rb_eTypeError, "illegal argument type");
	}

	headerAddOrAppendEntry(RPM_HEADER(pkg),NUM2INT(tag),RPM_INT32_TYPE,&v,1);
  return Qnil;
}

#add_string(tag, val) ⇒ Object 



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# File 'ext/rpm/package.c', line 295

VALUE
rpm_package_add_string(VALUE pkg,VALUE tag,VALUE val)
{
	if ((TYPE(val) != T_STRING))  {
		rb_raise(rb_eTypeError, "illegal argument type");
	}
	headerAddEntry(RPM_HEADER(pkg),NUM2INT(tag),RPM_STRING_TYPE,RSTRING(val)->ptr,1);
  return Qnil;
}

#add_string_array(tag, val) ⇒ Object 



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# File 'ext/rpm/package.c', line 285

VALUE
rpm_package_add_string_array(VALUE pkg,VALUE tag,VALUE val)
{
	if ((TYPE(val) != T_STRING))  {
		rb_raise(rb_eTypeError, "illegal argument type");
	}
	headerAddOrAppendEntry(RPM_HEADER(pkg),NUM2INT(tag),RPM_STRING_ARRAY_TYPE,&RSTRING(val)->ptr,1);
  return Qnil;
}

#arch ⇒ Object 



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# File 'ext/rpm/package.c', line 626

VALUE
rpm_package_get_arch(VALUE pkg)
{
	VALUE arch;
	const char* a;
	headerNEVRA(RPM_HEADER(pkg), NULL, NULL, NULL, NULL, &a);
	arch = a ? rb_str_new2(a) : Qnil;

	return arch;
}

#changelog ⇒ Object 



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# File 'ext/rpm/package.c', line 878

VALUE
rpm_package_get_changelog(VALUE pkg)
{
	VALUE cl;
	rpmtd timetd = rpmtdNew();
	rpmtd nametd = rpmtdNew();
	rpmtd texttd = rpmtdNew();

	cl = rb_ary_new();

	if (!headerGet(RPM_HEADER(pkg), RPMTAG_CHANGELOGTIME, timetd, HEADERGET_MINMEM)) {
		goto leave;
	}
	if (!headerGet(RPM_HEADER(pkg), RPMTAG_CHANGELOGNAME, nametd, HEADERGET_MINMEM)) {
		goto leave;
	}
	if (!headerGet(RPM_HEADER(pkg), RPMTAG_CHANGELOGTEXT, texttd, HEADERGET_MINMEM)) {
		goto leave;
	}

	rpmtdInit(timetd);
	rpmtdInit(nametd);
	rpmtdInit(texttd);

	while ( rpmtdNext(timetd) != -1 ) {
		VALUE chglog = rb_struct_new(
			rpm_sChangeLog,
			rb_time_new((time_t) rpmtdGetUint32(timetd), (time_t)0),
			rb_str_new2(rpmtdNextString(nametd)),
			rb_str_new2(rpmtdNextString(texttd)));
		 rb_ary_push(cl, chglog);
	}

 leave:
	rpmtdFree(timetd);
	rpmtdFree(nametd);
	rpmtdFree(texttd);
	return cl;
}

#conflicts ⇒ Object 



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# File 'ext/rpm/package.c', line 826

VALUE
rpm_package_get_conflicts(VALUE pkg)
{
	return rpm_package_get_dependency(pkg,RPMTAG_CONFLICTNAME,RPMTAG_CONFLICTVERSION,RPMTAG_CONFLICTFLAGS,rpm_conflict_new);
}

#copy_to(to, tags) ⇒ Object 



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# File 'ext/rpm/package.c', line 208

VALUE
rpm_package_copy_tags(VALUE from,VALUE to,VALUE tags)
{
#if RPM_VERSION_CODE < RPM_VERSION(4,6,0)
#define rpmTag int_32
#endif
	rpmTag *copy_tags;
	int length = NUM2INT(rb_funcall(tags,rb_intern("length"),0));
	int i;

	copy_tags = ALLOCA_N(rpmTag,length);
	for (i=0;i<length;i++)
		copy_tags[i] = NUM2INT(rb_ary_entry(tags, i));
	headerCopyTags(RPM_HEADER(from),RPM_HEADER(to),copy_tags);
    return Qnil;
}

#delete_tag(tag) ⇒ Object 



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# File 'ext/rpm/package.c', line 315

VALUE
rpm_package_delete_tag(VALUE pkg, VALUE tag)
{
	rpmTag tagval = NUM2INT(tag);
	VALUE val;

	val = rpm_package_aref(pkg, tag);
	headerRemoveEntry(RPM_HEADER(pkg), tagval);
	return val;
}

#dump ⇒ Object 



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# File 'ext/rpm/package.c', line 919

VALUE
rpm_package_dump(VALUE pkg)
{
	VALUE dump, temp;
	FD_t fd;
	off_t size;
	char* buf;

	temp = ruby_rpm_make_temp_name();
	fd = Fopen(RSTRING(temp)->ptr, "wb+");
	headerWrite(fd, RPM_HEADER(pkg), HEADER_MAGIC_YES);
	size = fdSize(fd);

	buf = mmap(NULL, size, PROT_READ, MAP_PRIVATE, Fileno(fd), 0);
	dump = rb_str_new(buf, size);
	munmap(buf, size);

	Fclose(fd);
	unlink(RSTRING(temp)->ptr);

	return dump;
}

#files ⇒ Object 



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# File 'ext/rpm/package.c', line 682

VALUE
rpm_package_get_files(VALUE pkg)
{
	VALUE files;
	VALUE basenames = rpm_package_aref(pkg, INT2NUM(RPMTAG_BASENAMES));
	VALUE dirnames = rpm_package_aref(pkg, INT2NUM(RPMTAG_DIRNAMES));
	VALUE diridxs = rpm_package_aref(pkg, INT2NUM(RPMTAG_DIRINDEXES));
	VALUE statelist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILESTATES));
	VALUE flaglist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEFLAGS));
	VALUE sizelist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILESIZES));
	VALUE modelist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEMODES));
	VALUE mtimelist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEMTIMES));
	VALUE rdevlist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILERDEVS));
	VALUE linklist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILELINKTOS));
	VALUE md5list = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEMD5S));
	VALUE ownerlist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEUSERNAME));
	VALUE grouplist = rpm_package_aref(pkg, INT2NUM(RPMTAG_FILEGROUPNAME));
	register int i;

	files = rb_ary_new();
	if (!NIL_P(basenames)) {
		for (i = 0; i < RARRAY(basenames)->len; i++) {
			static char buf[BUFSIZ];
			VALUE file;
			buf[0] = '\0';
			stpcpy(stpcpy(buf, RSTRING(RARRAY(dirnames)->ptr[
				           NUM2INT(RARRAY(diridxs)->ptr[i])])->ptr),
					   RSTRING(RARRAY(basenames)->ptr[i])->ptr);
			file = rpm_file_new(
				buf,
				RSTRING(RARRAY(md5list)->ptr[i])->ptr,
				(NIL_P(linklist)
				 ? NULL
				 : RSTRING(RARRAY(linklist)->ptr[i])->ptr),
				NUM2UINT(RARRAY(sizelist)->ptr[i]),
				NUM2INT(RARRAY(mtimelist)->ptr[i]),
				(NIL_P(ownerlist)
				 ? NULL
				 : RSTRING(RARRAY(ownerlist)->ptr[i])->ptr),
				(NIL_P(grouplist)
				 ? NULL
				 : RSTRING(RARRAY(grouplist)->ptr[i])->ptr),
				NUM2UINT(RARRAY(rdevlist)->ptr[i]),
				NUM2UINT(RARRAY(modelist)->ptr[i]),
				(NIL_P(flaglist)
				 ? RPMFILE_NONE
				 : NUM2INT(RARRAY(flaglist)->ptr[i])),
				(NIL_P(statelist)
				 ? RPMFILE_STATE_NORMAL
				 : NUM2INT(RARRAY(statelist)->ptr[i])));
			rb_ary_push(files, file);
		}
	}
	return files;
}

#inspect ⇒ Object 



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# File 'ext/rpm/package.c', line 974

VALUE
rpm_package_inspect(VALUE pkg)
{
	char buf[BUFSIZ];
	VALUE name = rpm_package_get_name(pkg);
	VALUE ver  = rpm_package_get_version(pkg);

	if (NIL_P(name)) {
		buf[0] = '\0';
	} else if (NIL_P(ver)) {
		snprintf(buf, BUFSIZ, "#<RPM::Package name=%s>",
				RSTRING(rb_inspect(name))->ptr);
	} else {
		snprintf(buf, BUFSIZ, "#<RPM::Package name=%s, version=%s>",
				RSTRING(rb_inspect(name))->ptr,
				RSTRING(rb_inspect(ver))->ptr);
	}

	return rb_str_new2(buf);
}

#name ⇒ Object 



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# File 'ext/rpm/package.c', line 615

VALUE
rpm_package_get_name(VALUE pkg)
{
	VALUE name;
	const char* n;
	headerNVR(RPM_HEADER(pkg), &n, NULL, NULL);
	name = n ? rb_str_new2(n) : Qnil;

	return name;
}

#obsoletes ⇒ Object 



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# File 'ext/rpm/package.c', line 832

VALUE
rpm_package_get_obsoletes(VALUE pkg)
{
	return rpm_package_get_dependency(pkg,RPMTAG_OBSOLETENAME,RPMTAG_OBSOLETEVERSION,RPMTAG_OBSOLETEFLAGS,rpm_obsolete_new);
}

#provides ⇒ Object 



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# File 'ext/rpm/package.c', line 814

VALUE
rpm_package_get_provides(VALUE pkg)
{
	return rpm_package_get_dependency(pkg,RPMTAG_PROVIDENAME,RPMTAG_PROVIDEVERSION,RPMTAG_PROVIDEFLAGS,rpm_provide_new);
}

#requires ⇒ Object 



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# File 'ext/rpm/package.c', line 820

VALUE
rpm_package_get_requires(VALUE pkg)
{
	return rpm_package_get_dependency(pkg,RPMTAG_REQUIRENAME,RPMTAG_REQUIREVERSION,RPMTAG_REQUIREFLAGS,rpm_require_new);
}

#signature ⇒ Object 



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# File 'ext/rpm/package.c', line 637

VALUE
rpm_package_get_signature(VALUE pkg)
{
	VALUE signature = rb_ivar_get(pkg, id_signature);

	if (NIL_P(signature)) {
        	char *sigmd5;
		sigmd5 = headerSprintf(RPM_HEADER(pkg),"%{sigmd5}",
				rpmTagTable, rpmHeaderFormats, NULL);
		if(sigmd5[0]){
			signature = INT2NUM(rb_intern(sigmd5));
			rb_ivar_set(pkg, id_signature, signature);
		}
		free(sigmd5);
	}
	return signature;
}

#sprintf(fmt) ⇒ Object 



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# File 'ext/rpm/package.c', line 600

VALUE
rpm_package_sprintf(VALUE pkg, VALUE fmt)
{
	const char *errstr = "(unknown error)";
	const char *str;

	str = headerSprintf(RPM_HEADER(pkg), StringValueCStr(fmt),
			rpmTagTable, rpmHeaderFormats, &errstr);
	if (str == NULL) {
		rb_raise(rb_eRuntimeError, "incorrect format: %s",
				 errstr);
	}
	return rb_str_new2(str);
}

#to_s ⇒ Object 



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# File 'ext/rpm/package.c', line 948

VALUE
rpm_package_to_s(VALUE pkg)
{
	char buf[BUFSIZ];
	VALUE name = rpm_package_get_name(pkg);
	VALUE ver  = rpm_package_get_version(pkg);
	VALUE arch = rpm_package_get_arch(pkg);

	if (NIL_P(name)) {
		buf[0] = '\0';
	} else if (NIL_P(ver)) {
		snprintf(buf, BUFSIZ, "%s", RSTRING(name)->ptr);
	} else if (NIL_P(arch)) {
		snprintf(buf, BUFSIZ, "%s-%s",
				RSTRING(name)->ptr,
				RSTRING(rpm_version_to_s(ver))->ptr);
	} else {
		snprintf(buf, BUFSIZ, "%s-%s-%s",
				RSTRING(name)->ptr,
				RSTRING(rpm_version_to_s(ver))->ptr,
				RSTRING(arch)->ptr);
	}

	return rb_str_new2(buf);
}

#version ⇒ Object 



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# File 'ext/rpm/package.c', line 655

VALUE
rpm_package_get_version(VALUE pkg)
{
	VALUE ver;
	const char* v;
	const char* r;
	VALUE e;

	headerNVR(RPM_HEADER(pkg), NULL, &v, &r);
	if (!v) {
		ver = Qnil;
	} else if (!r) {
		ver = rpm_version_new(v);
	} else {
		e = rpm_package_aref(pkg, INT2NUM(RPMTAG_EPOCH));
		if (NIL_P(e)) {
			char* buf = ALLOCA_N(char, strlen(v) + strlen(r) + 2);
			sprintf(buf, "%s-%s", v, r);
			ver = rpm_version_new(buf);
		} else {
			ver = rpm_version_new3(v, r, NUM2INT(e));
		}
	}

	return ver;
}