Fix typos reported by codespell in code comments

Also in old changelogs, but nothing really user visible
like error messages or alike so barely noteworthy.

Reported-By: codespell
Gbp-Dch: Ignore

14 files changed, 22 insertions, 21 deletions

diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h
index 21d79367b..789f304a9 100644
--- a/apt-pkg/algorithms.h
+++ b/apt-pkg/algorithms.h
@@ -16,7 +16,7 @@
 
    pkgFixBroken corrects a broken system so that it is in a sane state.
  
-   pkgAllUpgrade attempts to upgade as many packages as possible but 
+   pkgAllUpgrade attempts to upgrade as many packages as possible but
    without installing new packages.
    
    The problem resolver class contains a number of complex algorithms
diff --git a/apt-pkg/edsp/edspindexfile.cc b/apt-pkg/edsp/edspindexfile.cc
index 1a8af89f0..faade6e0a 100644
--- a/apt-pkg/edsp/edspindexfile.cc
+++ b/apt-pkg/edsp/edspindexfile.cc
@@ -96,7 +96,7 @@ class APT_HIDDEN edspIFType: public pkgIndexFile::Type
    public:
    virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator const &) const APT_OVERRIDE
    {
-      // we don't have a record parser for this type as the file is not presistent
+      // we don't have a record parser for this type as the file is not persistent
       return NULL;
    };
    edspIFType() {Label = "EDSP scenario file";};
@@ -112,7 +112,7 @@ class APT_HIDDEN eippIFType: public pkgIndexFile::Type
    public:
    virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator const &) const APT_OVERRIDE
    {
-      // we don't have a record parser for this type as the file is not presistent
+      // we don't have a record parser for this type as the file is not persistent
       return NULL;
    };
    eippIFType() {Label = "EIPP scenario file";};
diff --git a/apt-pkg/packagemanager.cc b/apt-pkg/packagemanager.cc
index 21905c7b6..e58589d73 100644
--- a/apt-pkg/packagemanager.cc
+++ b/apt-pkg/packagemanager.cc
@@ -918,7 +918,7 @@ bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int c
 		     else
 		     {
 			if (Debug)
-			   clog << OutputInDepth(Depth) << "So temprorary remove/deconfigure " << ConflictPkg.FullName() << " to satisfy " <<  APT::PrettyDep(&Cache, End) << endl;
+			   clog << OutputInDepth(Depth) << "So temporary remove/deconfigure " << ConflictPkg.FullName() << " to satisfy " <<  APT::PrettyDep(&Cache, End) << endl;
 			if (EarlyRemove(ConflictPkg, &End) == false)
 			   return _error->Error("Internal Error, Could not early remove %s (%d)",ConflictPkg.FullName().c_str(), 2);
 		     }
diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc
index cbb67820a..ba9a39f13 100644
--- a/apt-pkg/pkgcache.cc
+++ b/apt-pkg/pkgcache.cc
@@ -128,7 +128,7 @@ bool pkgCache::Header::CheckSizes(Header &Against) const
 pkgCache::pkgCache(MMap *Map, bool DoMap) : Map(*Map), VS(nullptr), d(NULL)
 {
    // call getArchitectures() with cached=false to ensure that the 
-   // architectures cache is re-evaulated. this is needed in cases
+   // architectures cache is re-evaluated. this is needed in cases
    // when the APT::Architecture field changes between two cache creations
    MultiArchEnabled = APT::Configuration::getArchitectures(false).size() > 1;
    if (DoMap == true)
diff --git a/apt-pkg/pkgsystem.h b/apt-pkg/pkgsystem.h
index 1be2668ff..051b11ac2 100644
--- a/apt-pkg/pkgsystem.h
+++ b/apt-pkg/pkgsystem.h
@@ -83,7 +83,7 @@ class pkgSystem
    virtual bool FindIndex(pkgCache::PkgFileIterator File,
 			  pkgIndexFile *&Found) const = 0;
 
-   /* Evauluate how 'right' we are for this system based on the filesystem
+   /* Evaluate how 'right' we are for this system based on the filesystem
       etc.. */
    virtual signed Score(Configuration const &/*Cnf*/) {
       return 0;
diff --git a/apt-pkg/sourcelist.cc b/apt-pkg/sourcelist.cc
index eef4d8a7f..cd7dbce9c 100644
--- a/apt-pkg/sourcelist.cc
+++ b/apt-pkg/sourcelist.cc
@@ -215,7 +215,7 @@ bool pkgSourceList::Type::ParseLine(vector<metaIndex *> &List,
 	 // get one option, e.g. option1=value1
 	 string option;
 	 if (ParseQuoteWord(Buffer,option) == false)
-	    return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] unparseable");
+	    return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] unparsable");
 
 	 if (option.length() < 3)
 	    return _error->Error(_("Malformed entry %u in %s file %s (%s)"), CurLine, "list", File.c_str(), "[option] too short");
diff --git a/apt-pkg/sourcelist.h b/apt-pkg/sourcelist.h
index efbf4bfbc..91dc03dcf 100644
--- a/apt-pkg/sourcelist.h
+++ b/apt-pkg/sourcelist.h
@@ -108,7 +108,7 @@ class pkgSourceList
 
    /** \brief add file for parsing, but not to the cache
     *
-    *  pkgIndexFiles origining from pkgSourcesList are included in
+    *  pkgIndexFiles originating from pkgSourcesList are included in
     *  srcpkgcache, the status files added via #AddStatusFiles are
     *  included in pkgcache, but these files here are not included in
     *  any cache to have the possibility of having a file included just
diff --git a/cmdline/apt-helper.cc b/cmdline/apt-helper.cc
index e52fba39f..97a4342f5 100644
--- a/cmdline/apt-helper.cc
+++ b/cmdline/apt-helper.cc
@@ -67,7 +67,7 @@ static bool DoDownloadFile(CommandLine &CmdL)				/*{{{*/
 
       fileind += 2;
 
-      // An empty string counts as a hash for compatability reasons
+      // An empty string counts as a hash for compatibility reasons
       if (CmdL.FileSize() > fileind + 1 && *CmdL.FileList[fileind + 1] == '\0')
 	 fileind++;
 
diff --git a/debian/changelog b/debian/changelog
index a098eeb88..378f6bcb0 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -25,7 +25,7 @@ apt (1.9.0) experimental; urgency=medium
   * Use debDebFile to get control file instead of dpkg-deb
   * prepare-release: Add bump-abi command
   * Change soname to libapt-pkg.so.5.90
-  * CMake: Enforce "override" use on overriden methods
+  * CMake: Enforce "override" use on overridden methods
   * debmetaindex: Use isspace_ascii() variant to normalize Signed-By
   * README.md: Quote -j <count> as code with backticks
   * apt-mark: Add hidden showheld alias for showhold
@@ -3518,7 +3518,7 @@ apt (0.9.14.3~exp4) experimental; urgency=medium
     - add Description tag for deb822 sources
     - add support for Enabled: no in deb822 sources.list
     - add support for multiple URIs in deb822 style sources.list
-    - add support for multipl types in one line
+    - add support for multiple types in one line
   * add integration test for apt search and apt show
   * do not ignore ioctl(TIOCSCTTY) errors
 
diff --git a/debian/libapt-pkg-doc.doc-base.dpkg-tech b/debian/libapt-pkg-doc.doc-base.dpkg-tech
index 055e8e674..823a7cb02 100644
--- a/debian/libapt-pkg-doc.doc-base.dpkg-tech
+++ b/debian/libapt-pkg-doc.doc-base.dpkg-tech
@@ -1,5 +1,5 @@
 Document: libapt-pkg-doc-dpkg-tech
-Title: APT's interpetation of DPkg Technical Specification
+Title: APT's interpretation of DPkg Technical Specification
 Author: Jason Gunthorpe
 Abstract: The DPkg Technical Manual gives an overview of dpkg's external
  functions(as APT sees them) and describes how it views the world.
diff --git a/methods/http.cc b/methods/http.cc
index 0a29109fb..bd866d321 100644
--- a/methods/http.cc
+++ b/methods/http.cc
@@ -974,9 +974,10 @@ void HttpMethod::SendReq(FetchItem *Itm)
    Req << "User-Agent: " << ConfigFind("User-Agent",
 		"Debian APT-HTTP/1.3 (" PACKAGE_VERSION ")") << "\r\n";
 
-   auto const referer = ConfigFind("Referer", "");
-   if (referer.empty() == false)
-      Req << "Referer: " << referer << "\r\n";
+   // the famously typoed HTTP header field
+   auto const referrer = ConfigFind("Referer", "");
+   if (referrer.empty() == false)
+      Req << "Referer: " << referrer << "\r\n";
 
    Req << "\r\n";
 
diff --git a/methods/rfc2553emu.cc b/methods/rfc2553emu.cc
index 72b3fc42b..41aa7470e 100644
--- a/methods/rfc2553emu.cc
+++ b/methods/rfc2553emu.cc
@@ -202,7 +202,7 @@ int getnameinfo(const struct sockaddr *sa, socklen_t salen,
 	 }
       }
       
-      // Resolve as a plain numberic
+      // Resolve as a plain numeric
       if ((flags & NI_NUMERICHOST) == NI_NUMERICHOST)
       {
 	 strncpy(host,inet_ntoa(sin->sin_addr),hostlen);
@@ -231,7 +231,7 @@ int getnameinfo(const struct sockaddr *sa, socklen_t salen,
 	 }
       }
       
-      // Resolve as a plain numberic
+      // Resolve as a plain numeric
       if ((flags & NI_NUMERICSERV) == NI_NUMERICSERV)
       {
 	 snprintf(serv,servlen,"%u",ntohs(sin->sin_port));
diff --git a/test/integration/test-apt-cache-showsrc b/test/integration/test-apt-cache-showsrc
index 88de077fc..d3f61d972 100755
--- a/test/integration/test-apt-cache-showsrc
+++ b/test/integration/test-apt-cache-showsrc
@@ -11,7 +11,7 @@ configarchitecture "i386"
 insertsource 'unstable' 'foo' 'all' '1.0' '' 'foo-binary'
 
 # and a similar one that builds a foo binary package
-insertsource 'unstable' 'unreleated' 'all' '1.0' '' 'foo'
+insertsource 'unstable' 'unrelated' 'all' '1.0' '' 'foo'
 
 # just here to workaround the need for a authenticated package
 insertpackage 'unstable' 'workaround' 'all' '1.0'
@@ -22,10 +22,10 @@ setupaptarchive
 # and show all matches
 aptcache showsrc foo > output.txt
 testsuccess grep "Package: foo" output.txt
-testsuccess grep "Package: unreleated" output.txt
+testsuccess grep "Package: unrelated" output.txt
 
 # by default apt-cache showsrc will look into "binary" and "source" names
 # and show all matches
 aptcache showsrc --only-source foo > output.txt
 testsuccess grep "Package: foo" output.txt
-testfailure grep "Package: unreleated" output.txt
+testfailure grep "Package: unrelated" output.txt
diff --git a/test/integration/test-hashsum-verification b/test/integration/test-hashsum-verification
index a514b85e2..4060dfbba 100755
--- a/test/integration/test-hashsum-verification
+++ b/test/integration/test-hashsum-verification
@@ -22,7 +22,7 @@ prepare() {
 	cp "$1" aptarchive/Packages
 	find aptarchive -name 'Release' -delete
 	compressfile aptarchive/Packages
-        # create Release file with incorret checksums
+        # create Release file with incorrect checksums
 	cat > aptarchive/Release <<EOF
 Date: Fri, 05 Aug 2011 09:22:08 UTC
 MD5Sum: