##################################################################### */
/*}}}*/
// Include Files /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "multicompress.h"
-#endif
-
#include "multicompress.h"
#include <apti18n.h>
using namespace std;
-const MultiCompress::CompType MultiCompress::Compressors[] =
- {{".","",0,0,0,1},
- {"gzip",".gz","gzip","-9n","-d",2},
- {"bzip2",".bz2","bzip2","-9","-d",3},
- {}};
// MultiCompress::MultiCompress - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* Setup the file outputs, compression modes and fork the writer child */
-MultiCompress::MultiCompress(string Output,string Compress,
- mode_t Permissions,bool Write)
+MultiCompress::MultiCompress(string const &Output,string const &Compress,
+ mode_t const &Permissions,bool const &Write) :
+ Permissions(Permissions)
{
Outputs = 0;
Outputter = -1;
Input = 0;
UpdateMTime = 0;
- this->Permissions = Permissions;
-
+
/* Parse the compression string, a space separated lists of compresison
types */
string::const_iterator I = Compress.begin();
for (; I != Compress.end() && !isspace(*I); I++);
// Find the matching compressor
- const CompType *Comp = Compressors;
- for (; Comp->Name != 0; Comp++)
- if (stringcmp(Start,I,Comp->Name) == 0)
+ std::vector<APT::Configuration::Compressor> Compressors = APT::Configuration::getCompressors();
+ std::vector<APT::Configuration::Compressor>::const_iterator Comp = Compressors.begin();
+ for (; Comp != Compressors.end(); ++Comp)
+ if (stringcmp(Start,I,Comp->Name.c_str()) == 0)
break;
// Hmm.. unknown.
- if (Comp->Name == 0)
+ if (Comp == Compressors.end())
{
_error->Warning(_("Unknown compression algorithm '%s'"),string(Start,I).c_str());
continue;
Files *NewOut = new Files;
NewOut->Next = Outputs;
Outputs = NewOut;
- NewOut->CompressProg = Comp;
+ NewOut->CompressProg = *Comp;
NewOut->Output = Output+Comp->Extension;
struct stat St;
/* This checks each compressed file to make sure it exists and returns
stat information for a random file from the collection. False means
one or more of the files is missing. */
-bool MultiCompress::GetStat(string Output,string Compress,struct stat &St)
+bool MultiCompress::GetStat(string const &Output,string const &Compress,struct stat &St)
{
/* Parse the compression string, a space separated lists of compresison
types */
for (; I != Compress.end() && !isspace(*I); I++);
// Find the matching compressor
- const CompType *Comp = Compressors;
- for (; Comp->Name != 0; Comp++)
- if (stringcmp(Start,I,Comp->Name) == 0)
+ std::vector<APT::Configuration::Compressor> Compressors = APT::Configuration::getCompressors();
+ std::vector<APT::Configuration::Compressor>::const_iterator Comp = Compressors.begin();
+ for (; Comp != Compressors.end(); ++Comp)
+ if (stringcmp(Start,I,Comp->Name.c_str()) == 0)
break;
// Hmm.. unknown.
- if (Comp->Name == 0)
+ if (Comp == Compressors.end())
continue;
string Name = Output+Comp->Extension;
/* This opens the compressor, either in compress mode or decompress
mode. FileFd is always the compressor input/output file,
OutFd is the created pipe, Input for Compress, Output for Decompress. */
-bool MultiCompress::OpenCompress(const CompType *Prog,pid_t &Pid,int FileFd,
- int &OutFd,bool Comp)
+bool MultiCompress::OpenCompress(APT::Configuration::Compressor const &Prog,
+ pid_t &Pid,int const &FileFd,int &OutFd,bool const &Comp)
{
Pid = -1;
// No compression
- if (Prog->Binary == 0)
+ if (Prog.Binary.empty() == true)
{
OutFd = dup(FileFd);
return true;
SetCloseExec(STDOUT_FILENO,false);
SetCloseExec(STDIN_FILENO,false);
-
- const char *Args[3];
- Args[0] = Prog->Binary;
- if (Comp == true)
- Args[1] = Prog->CompArgs;
- else
- Args[1] = Prog->UnCompArgs;
- Args[2] = 0;
- execvp(Args[0],(char **)Args);
+
+ std::vector<char const*> Args;
+ Args.push_back(Prog.Binary.c_str());
+ std::vector<std::string> const * const addArgs =
+ (Comp == true) ? &(Prog.CompressArgs) : &(Prog.UncompressArgs);
+ for (std::vector<std::string>::const_iterator a = addArgs->begin();
+ a != addArgs->end(); ++a)
+ Args.push_back(a->c_str());
+ Args.push_back(NULL);
+
+ execvp(Args[0],(char **)&Args[0]);
cerr << _("Failed to exec compressor ") << Args[0] << endl;
_exit(100);
};
{
Files *Best = Outputs;
for (Files *I = Outputs; I != 0; I = I->Next)
- if (Best->CompressProg->Cost > I->CompressProg->Cost)
+ if (Best->CompressProg.Cost > I->CompressProg.Cost)
Best = I;
// Open the file
// MultiCompress::Child - The writer child /*{{{*/
// ---------------------------------------------------------------------
/* The child process forks a bunch of compression children and takes
- input on FD and passes it to all the compressor childer. On the way it
+ input on FD and passes it to all the compressor child. On the way it
computes the MD5 of the raw data. After this the raw data in the
original files is compared to see if this data is new. If the data
is new then the temp files are renamed, otherwise they are erased. */
-bool MultiCompress::Child(int FD)
+bool MultiCompress::Child(int const &FD)
{
// Start the compression children.
for (Files *I = Outputs; I != 0; I = I->Next)
for (Files *I = Outputs; I != 0; I = I->Next)
{
if (I->CompressProc != -1)
- ExecWait(I->CompressProc,I->CompressProg->Binary,false);
+ ExecWait(I->CompressProc, I->CompressProg.Binary.c_str(), false);
}
if (_error->PendingError() == true)
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