X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/e1b74f61dfb6980d643cb7c666c761ff3bda2f1e..1fcbfcb8ba78224fd0e4d532d4fa976f0ea00fef:/apt-pkg/contrib/cmndline.cc diff --git a/apt-pkg/contrib/cmndline.cc b/apt-pkg/contrib/cmndline.cc index 8e25d395f..3c3717c99 100644 --- a/apt-pkg/contrib/cmndline.cc +++ b/apt-pkg/contrib/cmndline.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: cmndline.cc,v 1.2 1998/09/26 05:34:24 jgg Exp $ +// $Id: cmndline.cc,v 1.9 1999/01/27 02:48:52 jgg Exp $ /* ###################################################################### Command Line Class - Sophisticated command line parser @@ -13,7 +13,7 @@ #endif #include #include -#include +#include /*}}}*/ // CommandLine::CommandLine - Constructor /*{{{*/ @@ -88,6 +88,7 @@ bool CommandLine::Parse(int argc,const char **argv) stringcasecmp(Opt,OptEnd,A->LongOpt) != 0; A++); // Failed, look for a word after the first - (no-foo) + bool PreceedMatch = false; if (A->end() == true) { for (; Opt != OptEnd && *Opt != '-'; Opt++); @@ -102,21 +103,25 @@ bool CommandLine::Parse(int argc,const char **argv) // Failed again.. if (A->end() == true && OptEnd - Opt != 1) return _error->Error("Command line option %s is not understood",argv[I]); - + // The option could be a single letter option prefixed by a no-.. - for (A = ArgList; A->end() == false && A->ShortOpt != *Opt; A++); - if (A->end() == true) - return _error->Error("Command line option %s is not understood",argv[I]); + { + for (A = ArgList; A->end() == false && A->ShortOpt != *Opt; A++); + + if (A->end() == true) + return _error->Error("Command line option %s is not understood",argv[I]); + } // The option is not boolean if (A->IsBoolean() == false) return _error->Error("Command line option %s is not boolean",argv[I]); + PreceedMatch = true; } // Deal with it. OptEnd--; - if (HandleOpt(I,argc,argv,OptEnd,A) == false) + if (HandleOpt(I,argc,argv,OptEnd,A,PreceedMatch) == false) return false; } @@ -134,7 +139,7 @@ bool CommandLine::Parse(int argc,const char **argv) and looks for specific patterns in the string, it gets tokanized -ruffly- like -*[yes|true|enable]-(o|longopt)[=][ ][argument] */ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], - const char *&Opt,Args *A) + const char *&Opt,Args *A,bool PreceedMatch) { const char *Argument = 0; bool CertainArg = false; @@ -165,7 +170,7 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], else Argument = Opt + 1; } - + // Option is an argument set if ((A->Flags & HasArg) == HasArg) { @@ -184,14 +189,28 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], const char *J; for (J = Argument; *J != 0 && *J != '='; J++); if (*J == 0) - return _error->Error("Option %s: Configuration item sepecification must have an =.",argv[I]); + return _error->Error("Option %s: Configuration item sepecification must have an =.",argv[I]); - Conf->Set(string(Argument,J-Argument),string(J+1)); + // = is trailing + if (J[1] == 0) + { + if (I+1 >= argc) + return _error->Error("Option %s: Configuration item sepecification must have an =.",argv[I]); + Conf->Set(string(Argument,J-Argument),string(argv[I++ +1])); + } + else + Conf->Set(string(Argument,J-Argument),string(J+1)); return true; } - Conf->Set(A->ConfName,Argument); + const char *I = A->ConfName; + for (; *I != 0 && *I != ' '; I++); + if (*I == ' ') + Conf->Set(string(A->ConfName,0,I-A->ConfName),string(I+1) + Argument); + else + Conf->Set(A->ConfName,string(I) + Argument); + return true; } @@ -233,11 +252,16 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], char Buffer[300]; if (Argument == 0) { + if (PreceedMatch == false) + break; + if (strlen(argv[I]) >= sizeof(Buffer)) return _error->Error("Option '%s' is too long",argv[I]); - + + // Skip the leading dash const char *J = argv[I]; for (; *J != 0 && *J == '-'; J++); + const char *JEnd = J; for (; *JEnd != 0 && *JEnd != '-'; JEnd++); if (*JEnd != 0) @@ -251,14 +275,10 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], break; } - // Check for positives - if (strcasecmp(Argument,"yes") == 0 || - strcasecmp(Argument,"true") == 0 || - strcasecmp(Argument,"with") == 0 || - strcasecmp(Argument,"enable") == 0) + // Check for boolean + Sense = StringToBool(Argument); + if (Sense >= 0) { - Sense = 1; - // Eat the argument if (Argument != Buffer) { @@ -268,23 +288,6 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], break; } - // Check for negatives - if (strcasecmp(Argument,"no") == 0 || - strcasecmp(Argument,"false") == 0 || - strcasecmp(Argument,"without") == 0 || - strcasecmp(Argument,"disable") == 0) - { - Sense = 0; - - // Eat the argument - if (Argument != Buffer) - { - Opt += strlen(Opt); - I += IncI; - } - break; - } - if (CertainArg == true) return _error->Error("Sense %s is not understood, try true or false.",Argument); @@ -304,7 +307,7 @@ bool CommandLine::HandleOpt(int &I,int argc,const char *argv[], return true; } /*}}}*/ -// CommandLine::FileSize - Count the number of filenames /*{{{*/ +// CommandLine::FileSize - Count the number of filenames /*{{{*/ // --------------------------------------------------------------------- /* */ unsigned int CommandLine::FileSize() const @@ -315,3 +318,30 @@ unsigned int CommandLine::FileSize() const return Count; } /*}}}*/ +// CommandLine::DispatchArg - Do something with the first arg /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool CommandLine::DispatchArg(Dispatch *Map,bool NoMatch) +{ + int I; + for (I = 0; Map[I].Match != 0; I++) + { + if (strcmp(FileList[0],Map[I].Match) == 0) + { + bool Res = Map[I].Handler(*this); + if (Res == false && _error->PendingError() == false) + _error->Error("Handler silently failed"); + return Res; + } + } + + // No matching name + if (Map[I].Match == 0) + { + if (NoMatch == true) + _error->Error("Invalid operation %s",FileList[0]); + } + + return false; +} + /*}}}*/