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BUG: fix crash for if statment due to bad microsoft docs on deque BUG id 917

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This commit is contained in:
Bill Hoffman 2004-06-11 15:07:17 -04:00
parent b17c6ac905
commit a014eee86a
1 changed files with 110 additions and 51 deletions
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161
Source/cmIfCommand.cxx
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@ -16,7 +16,7 @@
=========================================================================*/ =========================================================================*/
#include "cmIfCommand.h" #include "cmIfCommand.h"
#include <stdlib.h> // required for atof #include <stdlib.h> // required for atof
#include <deque> #include <list>
#include <cmsys/RegularExpression.hxx> #include <cmsys/RegularExpression.hxx>
bool cmIfFunctionBlocker:: bool cmIfFunctionBlocker::
@ -177,7 +177,7 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
// store the reduced args in this vector // store the reduced args in this vector
std::deque<std::string> newArgs; std::list<std::string> newArgs;
int reducible; int reducible;
unsigned int i; unsigned int i;
@ -186,19 +186,25 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
newArgs.push_back(args[i]); newArgs.push_back(args[i]);
} }
std::list<std::string>::iterator argP1;
std::list<std::string>::iterator argP2;
// now loop through the arguments and see if we can reduce any of them // now loop through the arguments and see if we can reduce any of them
// we do this multiple times. Once for each level of precedence // we do this multiple times. Once for each level of precedence
do do
{ {
reducible = 0; reducible = 0;
std::deque<std::string>::iterator arg = newArgs.begin(); std::list<std::string>::iterator arg = newArgs.begin();
while (arg != newArgs.end()) while (arg != newArgs.end())
{ {
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
// does a file exist // does a file exist
if (*arg == "EXISTS" && arg + 1 != newArgs.end()) if (*arg == "EXISTS" && argP1 != newArgs.end())
{ {
if(cmSystemTools::FileExists((arg + 1)->c_str())) if(cmSystemTools::FileExists((argP1)->c_str()))
{ {
*arg = "1"; *arg = "1";
} }
@ -206,13 +212,17 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "0"; *arg = "0";
} }
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
// does a command exist // does a command exist
if (*arg == "COMMAND" && arg + 1 != newArgs.end()) if (*arg == "COMMAND" && argP1 != newArgs.end())
{ {
if(makefile->CommandExists((arg + 1)->c_str())) if(makefile->CommandExists((argP1)->c_str()))
{ {
*arg = "1"; *arg = "1";
} }
@ -220,13 +230,17 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "0"; *arg = "0";
} }
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
// is a variable defined // is a variable defined
if (*arg == "DEFINED" && arg + 1 != newArgs.end()) if (*arg == "DEFINED" && argP1 != newArgs.end())
{ {
def = makefile->GetDefinition((arg + 1)->c_str()); def = makefile->GetDefinition((argP1)->c_str());
if(def) if(def)
{ {
*arg = "1"; *arg = "1";
@ -235,7 +249,11 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "0"; *arg = "0";
} }
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
++arg; ++arg;
@ -249,14 +267,19 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
do do
{ {
reducible = 0; reducible = 0;
std::deque<std::string>::iterator arg = newArgs.begin(); std::list<std::string>::iterator arg = newArgs.begin();
while (arg != newArgs.end()) while (arg != newArgs.end())
{ {
if (arg + 1 != newArgs.end() && arg + 2 != newArgs.end() && argP1 = arg;
*(arg + 1) == "MATCHES") argP1++;
argP2 = argP1;
argP2++;
if (argP1 != newArgs.end() && argP2 != newArgs.end() &&
*(argP1) == "MATCHES")
{ {
def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile); def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile);
cmsys::RegularExpression regEntry((arg+2)->c_str()); cmsys::RegularExpression regEntry((argP2)->c_str());
if (regEntry.find(def)) if (regEntry.find(def))
{ {
*arg = "1"; *arg = "1";
@ -265,25 +288,33 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "0"; *arg = "0";
} }
newArgs.erase(arg+2); newArgs.erase(argP2);
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
if (arg + 1 != newArgs.end() && *arg == "MATCHES") if (argP1 != newArgs.end() && *arg == "MATCHES")
{ {
*arg = "0"; *arg = "0";
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
if (arg + 1 != newArgs.end() && arg + 2 != newArgs.end() && if (argP1 != newArgs.end() && argP2 != newArgs.end() &&
(*(arg + 1) == "LESS" || *(arg + 1) == "GREATER" || (*(argP1) == "LESS" || *(argP1) == "GREATER" ||
*(arg + 1) == "EQUAL")) *(argP1) == "EQUAL"))
{ {
def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile); def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile);
def2 = cmIfCommand::GetVariableOrString((arg + 2)->c_str(), makefile); def2 = cmIfCommand::GetVariableOrString((argP2)->c_str(), makefile);
if (*(arg + 1) == "LESS") if (*(argP1) == "LESS")
{ {
if(atof(def) < atof(def2)) if(atof(def) < atof(def2))
{ {
@ -294,7 +325,7 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
*arg = "0"; *arg = "0";
} }
} }
else if (*(arg + 1) == "GREATER") else if (*(argP1) == "GREATER")
{ {
if(atof(def) > atof(def2)) if(atof(def) > atof(def2))
{ {
@ -316,17 +347,21 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
*arg = "0"; *arg = "0";
} }
} }
newArgs.erase(arg+2); newArgs.erase(argP2);
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
if (arg + 1 != newArgs.end() && arg + 2 != newArgs.end() && if (argP1 != newArgs.end() && argP2 != newArgs.end() &&
(*(arg + 1) == "STRLESS" || *(arg + 1) == "STRGREATER")) (*(argP1) == "STRLESS" || *(argP1) == "STRGREATER"))
{ {
def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile); def = cmIfCommand::GetVariableOrString(arg->c_str(), makefile);
def2 = cmIfCommand::GetVariableOrString((arg + 2)->c_str(), makefile); def2 = cmIfCommand::GetVariableOrString((argP2)->c_str(), makefile);
if (*(arg + 1) == "STRLESS") if (*(argP1) == "STRLESS")
{ {
if(strcmp(def,def2) < 0) if(strcmp(def,def2) < 0)
{ {
@ -348,8 +383,12 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
*arg = "0"; *arg = "0";
} }
} }
newArgs.erase(arg+2); newArgs.erase(argP2);
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
@ -364,12 +403,16 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
do do
{ {
reducible = 0; reducible = 0;
std::deque<std::string>::iterator arg = newArgs.begin(); std::list<std::string>::iterator arg = newArgs.begin();
while (arg != newArgs.end()) while (arg != newArgs.end())
{ {
if (arg + 1 != newArgs.end() && *arg == "NOT") argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
if (argP1 != newArgs.end() && *arg == "NOT")
{ {
def = cmIfCommand::GetVariableOrNumber((arg + 1)->c_str(), makefile); def = cmIfCommand::GetVariableOrNumber((argP1)->c_str(), makefile);
if(!cmSystemTools::IsOff(def)) if(!cmSystemTools::IsOff(def))
{ {
*arg = "0"; *arg = "0";
@ -378,7 +421,11 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "1"; *arg = "1";
} }
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
++arg; ++arg;
@ -391,14 +438,18 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
do do
{ {
reducible = 0; reducible = 0;
std::deque<std::string>::iterator arg = newArgs.begin(); std::list<std::string>::iterator arg = newArgs.begin();
while (arg != newArgs.end()) while (arg != newArgs.end())
{ {
if (arg + 1 != newArgs.end() && *(arg + 1) == "AND" && argP1 = arg;
arg + 2 != newArgs.end()) argP1++;
argP2 = argP1;
argP2++;
if (argP1 != newArgs.end() && *(argP1) == "AND" &&
argP2 != newArgs.end())
{ {
def = cmIfCommand::GetVariableOrNumber(arg->c_str(), makefile); def = cmIfCommand::GetVariableOrNumber(arg->c_str(), makefile);
def2 = cmIfCommand::GetVariableOrNumber((arg + 2)->c_str(), makefile); def2 = cmIfCommand::GetVariableOrNumber((argP2)->c_str(), makefile);
if(cmSystemTools::IsOff(def) || cmSystemTools::IsOff(def2)) if(cmSystemTools::IsOff(def) || cmSystemTools::IsOff(def2))
{ {
*arg = "0"; *arg = "0";
@ -407,16 +458,20 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "1"; *arg = "1";
} }
newArgs.erase(arg+2); newArgs.erase(argP2);
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
if (arg + 1 != newArgs.end() && *(arg + 1) == "OR" && if (argP1 != newArgs.end() && *(argP1) == "OR" &&
arg + 2 != newArgs.end()) argP2 != newArgs.end())
{ {
def = cmIfCommand::GetVariableOrNumber(arg->c_str(), makefile); def = cmIfCommand::GetVariableOrNumber(arg->c_str(), makefile);
def2 = cmIfCommand::GetVariableOrNumber((arg + 2)->c_str(), makefile); def2 = cmIfCommand::GetVariableOrNumber((argP2)->c_str(), makefile);
if(cmSystemTools::IsOff(def) && cmSystemTools::IsOff(def2)) if(cmSystemTools::IsOff(def) && cmSystemTools::IsOff(def2))
{ {
*arg = "0"; *arg = "0";
@ -425,8 +480,12 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
{ {
*arg = "1"; *arg = "1";
} }
newArgs.erase(arg+2); newArgs.erase(argP2);
newArgs.erase(arg+1); newArgs.erase(argP1);
argP1 = arg;
argP1++;
argP2 = argP1;
argP2++;
reducible = 1; reducible = 1;
} }
@ -439,11 +498,11 @@ bool cmIfCommand::IsTrue(const std::vector<std::string> &args,
if (newArgs.size() == 1) if (newArgs.size() == 1)
{ {
isValid = true; isValid = true;
if (newArgs[0] == "0") if (*newArgs.begin() == "0")
{ {
return false; return false;
} }
if (newArgs[0] == "1") if (*newArgs.begin() == "1")
{ {
return true; return true;
} }