- [ABI BREAK] add an ErrorType option to CacheSetHelper

* cmdline/apt-cache.cc:
  - use Notice instead of Error in the CacheSetHelper messages
    for compat reasons. Otherwise tools like sbuild blow up

4 files changed, 56 insertions, 10 deletions

diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc
index 84021a2b7..bbfdfd4f2 100644
--- a/apt-pkg/cacheset.cc
+++ b/apt-pkg/cacheset.cc
@@ -437,21 +437,21 @@ pkgCache::VerIterator VersionSet::getInstalledVer(pkgCacheFile &Cache,
 pkgCache::PkgIterator CacheSetHelper::canNotFindPkgName(pkgCacheFile &Cache,
 			std::string const &str) {
 	if (ShowError == true)
-		_error->Error(_("Unable to locate package %s"), str.c_str());
+		_error->Insert(ErrorType, _("Unable to locate package %s"), str.c_str());
 	return pkgCache::PkgIterator(Cache, 0);
 }
 									/*}}}*/
 // canNotFindTask - handle the case no package is found for a task	/*{{{*/
 PackageSet CacheSetHelper::canNotFindTask(pkgCacheFile &Cache, std::string pattern) {
 	if (ShowError == true)
-		_error->Error(_("Couldn't find task '%s'"), pattern.c_str());
+		_error->Insert(ErrorType, _("Couldn't find task '%s'"), pattern.c_str());
 	return PackageSet();
 }
 									/*}}}*/
 // canNotFindRegEx - handle the case no package is found by a regex	/*{{{*/
 PackageSet CacheSetHelper::canNotFindRegEx(pkgCacheFile &Cache, std::string pattern) {
 	if (ShowError == true)
-		_error->Error(_("Couldn't find any package by regex '%s'"), pattern.c_str());
+		_error->Insert(ErrorType, _("Couldn't find any package by regex '%s'"), pattern.c_str());
 	return PackageSet();
 }
 									/*}}}*/
@@ -464,7 +464,7 @@ PackageSet CacheSetHelper::canNotFindPackage(pkgCacheFile &Cache, std::string co
 VersionSet CacheSetHelper::canNotFindAllVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Notice(_("Can't select versions from package '%s' as it purely virtual"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select versions from package '%s' as it purely virtual"), Pkg.FullName(true).c_str());
 	return VersionSet();
 }
 									/*}}}*/
@@ -472,7 +472,7 @@ VersionSet CacheSetHelper::canNotFindAllVer(pkgCacheFile &Cache,
 VersionSet CacheSetHelper::canNotFindInstCandVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Error(_("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
 	return VersionSet();
 }
 									/*}}}*/
@@ -480,7 +480,7 @@ VersionSet CacheSetHelper::canNotFindInstCandVer(pkgCacheFile &Cache,
 VersionSet CacheSetHelper::canNotFindCandInstVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Error(_("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str());
 	return VersionSet();
 }
 									/*}}}*/
@@ -488,7 +488,7 @@ VersionSet CacheSetHelper::canNotFindCandInstVer(pkgCacheFile &Cache,
 pkgCache::VerIterator CacheSetHelper::canNotFindNewestVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Error(_("Can't select newest version from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select newest version from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str());
 	return pkgCache::VerIterator(Cache, 0);
 }
 									/*}}}*/
@@ -496,7 +496,7 @@ pkgCache::VerIterator CacheSetHelper::canNotFindNewestVer(pkgCacheFile &Cache,
 pkgCache::VerIterator CacheSetHelper::canNotFindCandidateVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Error(_("Can't select candidate version from package %s as it has no candidate"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select candidate version from package %s as it has no candidate"), Pkg.FullName(true).c_str());
 	return pkgCache::VerIterator(Cache, 0);
 }
 									/*}}}*/
@@ -504,7 +504,7 @@ pkgCache::VerIterator CacheSetHelper::canNotFindCandidateVer(pkgCacheFile &Cache
 pkgCache::VerIterator CacheSetHelper::canNotFindInstalledVer(pkgCacheFile &Cache,
 		pkgCache::PkgIterator const &Pkg) {
 	if (ShowError == true)
-		_error->Error(_("Can't select installed version from package %s as it is not installed"), Pkg.FullName(true).c_str());
+		_error->Insert(ErrorType, _("Can't select installed version from package %s as it is not installed"), Pkg.FullName(true).c_str());
 	return pkgCache::VerIterator(Cache, 0);
 }
 									/*}}}*/
diff --git a/apt-pkg/cacheset.h b/apt-pkg/cacheset.h
index c8c3dd096..3f4f0066b 100644
--- a/apt-pkg/cacheset.h
+++ b/apt-pkg/cacheset.h
@@ -32,7 +32,9 @@ class CacheSetHelper {							/*{{{*/
     printed out.
 */
 public:									/*{{{*/
-	CacheSetHelper(bool const &ShowError = true) : ShowError(ShowError) {};
+	CacheSetHelper(bool const &ShowError = true,
+		GlobalError::MsgType ErrorType = GlobalError::ERROR) :
+			ShowError(ShowError), ErrorType(ErrorType) {};
 	virtual ~CacheSetHelper() {};
 
 	virtual void showTaskSelection(PackageSet const &pkgset, string const &pattern) {};
@@ -58,9 +60,21 @@ public:									/*{{{*/
 
 	bool showErrors() const { return ShowError; };
 	bool showErrors(bool const &newValue) { if (ShowError == newValue) return ShowError; else return ((ShowError = newValue) == false); };
+	GlobalError::MsgType errorType() const { return ErrorType; };
+	GlobalError::MsgType errorType(GlobalError::MsgType const &newValue)
+	{
+		if (ErrorType == newValue) return ErrorType;
+		else {
+			GlobalError::MsgType const &oldValue = ErrorType;
+			ErrorType = newValue;
+			return oldValue;
+		}
+	};
+
 									/*}}}*/
 protected:
 	bool ShowError;
+	GlobalError::MsgType ErrorType;
 };									/*}}}*/
 class PackageSet : public std::set<pkgCache::PkgIterator> {		/*{{{*/
 /** \class APT::PackageSet
diff --git a/apt-pkg/contrib/error.cc b/apt-pkg/contrib/error.cc
index d63b06d13..e2e8d6e57 100644
--- a/apt-pkg/contrib/error.cc
+++ b/apt-pkg/contrib/error.cc
@@ -92,6 +92,14 @@ bool GlobalError::DebugE(const char *Function,const char *Description,...) {
 	return InsertErrno(DEBUG, Function, Description, args);
 }
 									/*}}}*/
+// GlobalError::InsertErrno - Get part of the errortype string from errno/*{{{*/
+bool GlobalError::InsertErrno(MsgType const &type, const char *Function,
+				const char *Description,...) {
+	va_list args;
+	va_start(args,Description);
+	return InsertErrno(type, Function, Description, args);
+}
+									/*}}}*/
 // GlobalError::InsertErrno - formats an error message with the errno	/*{{{*/
 bool GlobalError::InsertErrno(MsgType type, const char* Function,
 			      const char* Description, va_list &args) {
@@ -138,6 +146,14 @@ bool GlobalError::Debug(const char *Description,...)
 	return Insert(DEBUG, Description, args);
 }
 									/*}}}*/
+// GlobalError::Insert - Add a errotype message to the list		/*{{{*/
+bool GlobalError::Insert(MsgType const &type, const char *Description,...)
+{
+	va_list args;
+	va_start(args,Description);
+	return Insert(type, Description, args);
+}
+									/*}}}*/
 // GlobalError::Insert - Insert a new item at the end			/*{{{*/
 bool GlobalError::Insert(MsgType type, const char* Description,
 			 va_list &args) {
diff --git a/apt-pkg/contrib/error.h b/apt-pkg/contrib/error.h
index 4af0302c0..ae756dbc4 100644
--- a/apt-pkg/contrib/error.h
+++ b/apt-pkg/contrib/error.h
@@ -114,6 +114,15 @@ public:									/*{{{*/
 	 */
 	bool DebugE(const char *Function,const char *Description,...) __like_printf(3) __cold;
 
+	/** \brief adds an errno message with the given type
+	 *
+	 * \param type of the error message
+	 * \param Function which failed
+	 * \param Description of the error
+	 */
+	bool InsertErrno(MsgType const &type, const char* Function,
+			 const char* Description,...) __like_printf(4) __cold;
+
 	/** \brief add an fatal error message to the list
 	 *
 	 *  Most of the stuff we consider as "error" is also "fatal" for
@@ -169,6 +178,13 @@ public:									/*{{{*/
 	 */
 	bool Debug(const char *Description,...) __like_printf(2) __cold;
 
+	/** \brief adds an error message with the given type
+	 *
+	 * \param type of the error message
+	 * \param Description of the error
+	 */
+	bool Insert(MsgType const &type, const char* Description,...) __like_printf(3) __cold;
+
 	/** \brief is an error in the list?
 	 *
 	 *  \return \b true if an error is included in the list, \b false otherwise