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authorMichael Vogt <mvo@debian.org>2011-03-10 10:43:39 +0100
committerMichael Vogt <mvo@debian.org>2011-03-10 10:43:39 +0100
commite9ecab0f97be19326c52f2afe04fd9b44eba01ae (patch)
treead06841a04b112ca93e1ee0a29441214503ce3d2 /ftparchive/multicompress.cc
parent8315b8ccf3b23e5bf78a3ba70154ae721540950c (diff)
parent28166356f30ad13729f7f952e6f1fc6131036591 (diff)
merged from donkult
Diffstat (limited to 'ftparchive/multicompress.cc')
-rw-r--r--ftparchive/multicompress.cc58
1 files changed, 28 insertions, 30 deletions
diff --git a/ftparchive/multicompress.cc b/ftparchive/multicompress.cc
index bb4beedf9..f82879015 100644
--- a/ftparchive/multicompress.cc
+++ b/ftparchive/multicompress.cc
@@ -30,12 +30,6 @@
using namespace std;
-const MultiCompress::CompType MultiCompress::Compressors[] =
- {{".","",0,0,0,1},
- {"gzip",".gz","gzip","-9n","-d",2},
- {"bzip2",".bz2","bzip2","-9","-d",3},
- {"lzma",".lzma","lzma","-9","-d",4},
- {}};
// MultiCompress::MultiCompress - Constructor /*{{{*/
// ---------------------------------------------------------------------
@@ -48,7 +42,7 @@ MultiCompress::MultiCompress(string const &Output,string const &Compress,
Outputter = -1;
Input = 0;
UpdateMTime = 0;
-
+
/* Parse the compression string, a space separated lists of compresison
types */
string::const_iterator I = Compress.begin();
@@ -61,13 +55,14 @@ MultiCompress::MultiCompress(string const &Output,string const &Compress,
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;
@@ -77,7 +72,7 @@ MultiCompress::MultiCompress(string const &Output,string const &Compress,
Files *NewOut = new Files;
NewOut->Next = Outputs;
Outputs = NewOut;
- NewOut->CompressProg = Comp;
+ NewOut->CompressProg = *Comp;
NewOut->Output = Output+Comp->Extension;
struct stat St;
@@ -141,13 +136,14 @@ bool MultiCompress::GetStat(string const &Output,string const &Compress,struct s
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;
@@ -268,13 +264,13 @@ bool MultiCompress::Finalize(unsigned long &OutSize)
/* 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 const &FileFd,
- int &OutFd,bool const &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;
@@ -309,15 +305,17 @@ bool MultiCompress::OpenCompress(const CompType *Prog,pid_t &Pid,int const &File
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);
};
@@ -335,7 +333,7 @@ bool MultiCompress::OpenOld(int &Fd,pid_t &Proc)
{
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
@@ -414,7 +412,7 @@ bool MultiCompress::Child(int const &FD)
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)