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authorMichael Vogt <michael.vogt@ubuntu.com>2010-02-17 22:09:25 +0100
committerMichael Vogt <michael.vogt@ubuntu.com>2010-02-17 22:09:25 +0100
commit762d7367f5f74f877ec75986e19fc9d46eef5164 (patch)
treec5ce3f772f278f752ea8c08c2281c9a0b89bddaf /apt-pkg/contrib
parentac83edae692c6c7dda7e41e3b27f5cbff0473629 (diff)
parent07f2526e45f9978201817237745727db6177c29a (diff)
merged from debian-sid
Diffstat (limited to 'apt-pkg/contrib')
-rw-r--r--apt-pkg/contrib/configuration.cc43
-rw-r--r--apt-pkg/contrib/error.h28
-rw-r--r--apt-pkg/contrib/fileutl.cc124
-rw-r--r--apt-pkg/contrib/fileutl.h8
-rw-r--r--apt-pkg/contrib/hashes.cc4
-rw-r--r--apt-pkg/contrib/macros.h (renamed from apt-pkg/contrib/system.h)38
-rw-r--r--apt-pkg/contrib/md5.cc3
-rw-r--r--apt-pkg/contrib/sha1.cc2
-rw-r--r--apt-pkg/contrib/strutl.cc49
9 files changed, 214 insertions, 85 deletions
diff --git a/apt-pkg/contrib/configuration.cc b/apt-pkg/contrib/configuration.cc
index 4e8586e83..8e3b84499 100644
--- a/apt-pkg/contrib/configuration.cc
+++ b/apt-pkg/contrib/configuration.cc
@@ -22,14 +22,8 @@
#include <apti18n.h>
#include <vector>
-#include <algorithm>
#include <fstream>
#include <iostream>
-
-#include <stdio.h>
-#include <dirent.h>
-#include <sys/stat.h>
-#include <unistd.h>
using namespace std;
/*}}}*/
@@ -835,39 +829,10 @@ bool ReadConfigFile(Configuration &Conf,const string &FName,bool AsSectional,
// ReadConfigDir - Read a directory of config files /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool ReadConfigDir(Configuration &Conf,const string &Dir,bool AsSectional,
- unsigned Depth)
-{
- DIR *D = opendir(Dir.c_str());
- if (D == 0)
- return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());
-
- vector<string> List;
-
- for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D))
- {
- if (Ent->d_name[0] == '.')
- continue;
-
- // Skip bad file names ala run-parts
- const char *C = Ent->d_name;
- for (; *C != 0; C++)
- if (isalpha(*C) == 0 && isdigit(*C) == 0 && *C != '_' && *C != '-')
- break;
- if (*C != 0)
- continue;
-
- // Make sure it is a file and not something else
- string File = flCombine(Dir,Ent->d_name);
- struct stat St;
- if (stat(File.c_str(),&St) != 0 || S_ISREG(St.st_mode) == 0)
- continue;
-
- List.push_back(File);
- }
- closedir(D);
-
- sort(List.begin(),List.end());
+bool ReadConfigDir(Configuration &Conf,const string &Dir,
+ bool AsSectional, unsigned Depth)
+{
+ vector<string> const List = GetListOfFilesInDir(Dir, "conf", true, true);
// Read the files
for (vector<string>::const_iterator I = List.begin(); I != List.end(); I++)
diff --git a/apt-pkg/contrib/error.h b/apt-pkg/contrib/error.h
index a3be6a575..90747ff7e 100644
--- a/apt-pkg/contrib/error.h
+++ b/apt-pkg/contrib/error.h
@@ -40,26 +40,15 @@
#ifndef PKGLIB_ERROR_H
#define PKGLIB_ERROR_H
+#include <apt-pkg/macros.h>
-
-#ifdef __GNUG__
-// Methods have a hidden this parameter that is visible to this attribute
-#define APT_MFORMAT1 __attribute__ ((format (printf, 2, 3)))
-#define APT_MFORMAT2 __attribute__ ((format (printf, 3, 4)))
-#else
-#define APT_MFORMAT1
-#define APT_MFORMAT2
-#endif
-
#include <string>
-using std::string;
-
class GlobalError
{
struct Item
{
- string Text;
+ std::string Text;
bool Error;
Item *Next;
};
@@ -71,18 +60,18 @@ class GlobalError
public:
// Call to generate an error from a library call.
- bool Errno(const char *Function,const char *Description,...) APT_MFORMAT2;
- bool WarningE(const char *Function,const char *Description,...) APT_MFORMAT2;
+ bool Errno(const char *Function,const char *Description,...) __like_printf_2 __cold;
+ bool WarningE(const char *Function,const char *Description,...) __like_printf_2 __cold;
/* A warning should be considered less severe than an error, and may be
ignored by the client. */
- bool Error(const char *Description,...) APT_MFORMAT1;
- bool Warning(const char *Description,...) APT_MFORMAT1;
+ bool Error(const char *Description,...) __like_printf_1 __cold;
+ bool Warning(const char *Description,...) __like_printf_1 __cold;
// Simple accessors
inline bool PendingError() {return PendingFlag;};
inline bool empty() {return List == 0;};
- bool PopMessage(string &Text);
+ bool PopMessage(std::string &Text);
void Discard();
// Usefull routine to dump to cerr
@@ -95,7 +84,4 @@ class GlobalError
GlobalError *_GetErrorObj();
#define _error _GetErrorObj()
-#undef APT_MFORMAT1
-#undef APT_MFORMAT2
-
#endif
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index 4240d9f49..da32983f1 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -34,9 +34,11 @@
#include <sys/types.h>
#include <sys/time.h>
#include <sys/wait.h>
+#include <dirent.h>
#include <signal.h>
#include <errno.h>
#include <set>
+#include <algorithm>
/*}}}*/
using namespace std;
@@ -195,6 +197,128 @@ bool FileExists(string File)
return true;
}
/*}}}*/
+// GetListOfFilesInDir - returns a vector of files in the given dir /*{{{*/
+// ---------------------------------------------------------------------
+/* If an extension is given only files with this extension are included
+ in the returned vector, otherwise every "normal" file is included. */
+std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
+ bool const &SortList)
+{
+ return GetListOfFilesInDir(Dir, Ext, SortList, false);
+}
+std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
+ bool const &SortList, bool const &AllowNoExt)
+{
+ std::vector<string> ext;
+ ext.reserve(2);
+ if (Ext.empty() == false)
+ ext.push_back(Ext);
+ if (AllowNoExt == true && ext.empty() == false)
+ ext.push_back("");
+ return GetListOfFilesInDir(Dir, ext, SortList);
+}
+std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> const &Ext,
+ bool const &SortList)
+{
+ // Attention debuggers: need to be set with the environment config file!
+ bool const Debug = _config->FindB("Debug::GetListOfFilesInDir", false);
+ if (Debug == true)
+ {
+ std::clog << "Accept in " << Dir << " only files with the following " << Ext.size() << " extensions:" << std::endl;
+ if (Ext.empty() == true)
+ std::clog << "\tNO extension" << std::endl;
+ else
+ for (std::vector<string>::const_iterator e = Ext.begin();
+ e != Ext.end(); ++e)
+ std::clog << '\t' << (e->empty() == true ? "NO" : *e) << " extension" << std::endl;
+ }
+
+ std::vector<string> List;
+ DIR *D = opendir(Dir.c_str());
+ if (D == 0)
+ {
+ _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());
+ return List;
+ }
+
+ for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D))
+ {
+ // skip "hidden" files
+ if (Ent->d_name[0] == '.')
+ continue;
+
+ // check for accepted extension:
+ // no extension given -> periods are bad as hell!
+ // extensions given -> "" extension allows no extension
+ if (Ext.empty() == false)
+ {
+ string d_ext = flExtension(Ent->d_name);
+ if (d_ext == Ent->d_name) // no extension
+ {
+ if (std::find(Ext.begin(), Ext.end(), "") == Ext.end())
+ {
+ if (Debug == true)
+ std::clog << "Bad file: " << Ent->d_name << " → no extension" << std::endl;
+ continue;
+ }
+ }
+ else if (std::find(Ext.begin(), Ext.end(), d_ext) == Ext.end())
+ {
+ if (Debug == true)
+ std::clog << "Bad file: " << Ent->d_name << " → bad extension »" << flExtension(Ent->d_name) << "«" << std::endl;
+ continue;
+ }
+ }
+
+ // Skip bad filenames ala run-parts
+ const char *C = Ent->d_name;
+ for (; *C != 0; ++C)
+ if (isalpha(*C) == 0 && isdigit(*C) == 0
+ && *C != '_' && *C != '-') {
+ // no required extension -> dot is a bad character
+ if (*C == '.' && Ext.empty() == false)
+ continue;
+ break;
+ }
+
+ // we don't reach the end of the name -> bad character included
+ if (*C != 0)
+ {
+ if (Debug == true)
+ std::clog << "Bad file: " << Ent->d_name << " → bad character »"
+ << *C << "« in filename (period allowed: " << (Ext.empty() ? "no" : "yes") << ")" << std::endl;
+ continue;
+ }
+
+ // skip filenames which end with a period. These are never valid
+ if (*(C - 1) == '.')
+ {
+ if (Debug == true)
+ std::clog << "Bad file: " << Ent->d_name << " → Period as last character" << std::endl;
+ continue;
+ }
+
+ // Make sure it is a file and not something else
+ string const File = flCombine(Dir,Ent->d_name);
+ struct stat St;
+ if (stat(File.c_str(),&St) != 0 || S_ISREG(St.st_mode) == 0)
+ {
+ if (Debug == true)
+ std::clog << "Bad file: " << Ent->d_name << " → stat says not a good file" << std::endl;
+ continue;
+ }
+
+ if (Debug == true)
+ std::clog << "Accept file: " << Ent->d_name << " in " << Dir << std::endl;
+ List.push_back(File);
+ }
+ closedir(D);
+
+ if (SortList == true)
+ std::sort(List.begin(),List.end());
+ return List;
+}
+ /*}}}*/
// SafeGetCWD - This is a safer getcwd that returns a dynamic string /*{{{*/
// ---------------------------------------------------------------------
/* We return / on failure. */
diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h
index 73b5ea3be..85a94898c 100644
--- a/apt-pkg/contrib/fileutl.h
+++ b/apt-pkg/contrib/fileutl.h
@@ -23,6 +23,7 @@
#include <string>
+#include <vector>
using std::string;
@@ -81,6 +82,13 @@ bool RunScripts(const char *Cnf);
bool CopyFile(FileFd &From,FileFd &To);
int GetLock(string File,bool Errors = true);
bool FileExists(string File);
+// FIXME: next ABI-Break: merge the two method-headers
+std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
+ bool const &SortList);
+std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
+ bool const &SortList, bool const &AllowNoExt);
+std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> const &Ext,
+ bool const &SortList);
string SafeGetCWD();
void SetCloseExec(int Fd,bool Close);
void SetNonBlock(int Fd,bool Block);
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
index b43771ea7..985d89d90 100644
--- a/apt-pkg/contrib/hashes.cc
+++ b/apt-pkg/contrib/hashes.cc
@@ -14,9 +14,9 @@
#include <apt-pkg/hashes.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/configuration.h>
-
+#include <apt-pkg/macros.h>
+
#include <unistd.h>
-#include <system.h>
#include <string>
#include <iostream>
/*}}}*/
diff --git a/apt-pkg/contrib/system.h b/apt-pkg/contrib/macros.h
index 7ec3d7feb..9aeb77b81 100644
--- a/apt-pkg/contrib/system.h
+++ b/apt-pkg/contrib/macros.h
@@ -1,9 +1,8 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: system.h,v 1.3 1999/12/10 23:40:29 jgg Exp $
/* ######################################################################
- System Header - Usefull private definitions
+ Macros Header - Various useful macro definitions
This source is placed in the Public Domain, do with it what you will
It was originally written by Brian C. White.
@@ -11,8 +10,8 @@
##################################################################### */
/*}}}*/
// Private header
-#ifndef SYSTEM_H
-#define SYSTEM_H
+#ifndef MACROS_H
+#define MACROS_H
// MIN_VAL(SINT16) will return -0x8000 and MAX_VAL(SINT16) = 0x7FFF
#define MIN_VAL(t) (((t)(-1) > 0) ? (t)( 0) : (t)(((1L<<(sizeof(t)*8-1)) )))
@@ -55,4 +54,35 @@
#define CLRFLAG(v,f) ((v) &=~FLAG(f))
#define CHKFLAG(v,f) ((v) & FLAG(f) ? true : false)
+// some nice optional GNUC features
+#if __GNUC__ >= 3
+ #define __must_check __attribute__ ((warn_unused_result))
+ #define __deprecated __attribute__ ((deprecated))
+ /* likely() and unlikely() can be used to mark boolean expressions
+ as (not) likely true which will help the compiler to optimise */
+ #define likely(x) __builtin_expect (!!(x), 1)
+ #define unlikely(x) __builtin_expect (!!(x), 0)
+#else
+ #define __must_check /* no warn_unused_result */
+ #define __deprecated /* no deprecated */
+ #define likely(x) (x)
+ #define unlikely(x) (x)
+#endif
+
+// cold functions are unlikely() to be called
+#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
+ #define __cold __attribute__ ((__cold__))
+#else
+ #define __cold /* no cold marker */
+#endif
+
+#ifdef __GNUG__
+// Methods have a hidden this parameter that is visible to this attribute
+ #define __like_printf_1 __attribute__ ((format (printf, 2, 3)))
+ #define __like_printf_2 __attribute__ ((format (printf, 3, 4)))
+#else
+ #define __like_printf_1
+ #define __like_printf_2
+#endif
+
#endif
diff --git a/apt-pkg/contrib/md5.cc b/apt-pkg/contrib/md5.cc
index 2bfd70f1b..c0fa8493d 100644
--- a/apt-pkg/contrib/md5.cc
+++ b/apt-pkg/contrib/md5.cc
@@ -37,14 +37,13 @@
// Include Files /*{{{*/
#include <apt-pkg/md5.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/macros.h>
#include <string.h>
#include <unistd.h>
#include <netinet/in.h> // For htonl
#include <inttypes.h>
#include <config.h>
-#include <system.h>
-
/*}}}*/
// byteSwap - Swap bytes in a buffer /*{{{*/
diff --git a/apt-pkg/contrib/sha1.cc b/apt-pkg/contrib/sha1.cc
index b70f31dc6..eae52d52f 100644
--- a/apt-pkg/contrib/sha1.cc
+++ b/apt-pkg/contrib/sha1.cc
@@ -31,12 +31,12 @@
// Include Files /*{{{*/
#include <apt-pkg/sha1.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/macros.h>
#include <string.h>
#include <unistd.h>
#include <inttypes.h>
#include <config.h>
-#include <system.h>
/*}}}*/
// SHA1Transform - Alters an existing SHA-1 hash /*{{{*/
diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc
index 4c05f2df8..2913fbf44 100644
--- a/apt-pkg/contrib/strutl.cc
+++ b/apt-pkg/contrib/strutl.cc
@@ -43,9 +43,10 @@ bool UTF8ToCodeset(const char *codeset, const string &orig, string *dest)
{
iconv_t cd;
const char *inbuf;
- char *inptr, *outbuf, *outptr;
- size_t insize, outsize;
-
+ char *inptr, *outbuf;
+ size_t insize, bufsize;
+ dest->clear();
+
cd = iconv_open(codeset, "UTF-8");
if (cd == (iconv_t)(-1)) {
// Something went wrong
@@ -55,33 +56,49 @@ bool UTF8ToCodeset(const char *codeset, const string &orig, string *dest)
else
perror("iconv_open");
- // Clean the destination string
- *dest = "";
-
return false;
}
- insize = outsize = orig.size();
+ insize = bufsize = orig.size();
inbuf = orig.data();
inptr = (char *)inbuf;
- outbuf = new char[insize+1];
- outptr = outbuf;
+ outbuf = new char[bufsize];
+ size_t lastError = -1;
while (insize != 0)
{
+ char *outptr = outbuf;
+ size_t outsize = bufsize;
size_t const err = iconv(cd, &inptr, &insize, &outptr, &outsize);
+ dest->append(outbuf, outptr - outbuf);
if (err == (size_t)(-1))
{
- insize--;
- outsize++;
- inptr++;
- *outptr = '?';
- outptr++;
+ switch (errno)
+ {
+ case EILSEQ:
+ insize--;
+ inptr++;
+ // replace a series of unknown multibytes with a single "?"
+ if (lastError != insize) {
+ lastError = insize - 1;
+ dest->append("?");
+ }
+ break;
+ case EINVAL:
+ insize = 0;
+ break;
+ case E2BIG:
+ if (outptr == outbuf)
+ {
+ bufsize *= 2;
+ delete[] outbuf;
+ outbuf = new char[bufsize];
+ }
+ break;
+ }
}
}
- *outptr = '\0';
- *dest = outbuf;
delete[] outbuf;
iconv_close(cd);