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From: Comcast on 23 Nov 2007 18:51 Can anyone help: When I compile this code, I'm getting [{Linker error] undefined reference to 'getData(WeatherStats*,int)' I'm not sure what is causing the error. Thanks Art // This program creates a weather stat structure // and calculates avg. monthly rainfall, total // annual rainfall, annual highest and lowest temps // and the months they occurred and the avg montly temp/ // using the computed avg of all months #include <iostream> #include <iomanip> using namespace std; //function prototypes void holdHigh(int [] ,int); enum Month {JAN, FEB, MAR, APR, MAY, JUN, JUL, AUG, SEP, OCT, NOV, DEC}; //function prototype for displayMonth void displayMonth(int); struct WeatherStats { float rainFall; //total rainfall by month float highTemp; //high temp for month float lowTemp; //low temp for month float avgTemp; //avg temp for month }; //function prototype for data getData void getData(WeatherStats[], int); void getMonth(int); int main() { const int NUM_MONTHS = 12; //number of months WeatherStats currentYear[NUM_MONTHS]; // array of WeatherStats //Month currentMonth; //define enum for type Month getData(currentYear, NUM_MONTHS); //function call to getData system("PAUSE"); } void getData(WeatherStats currentMonth, int theMonth) { WeatherStats tempWeatherStats[theMonth]; //temp for holding structure variables for (int x=0;x < theMonth; x++) { cout << "Please enter the rainfall for "; displayMonth(theMonth); cout <<": "; cin >> tempWeatherStats[x].rainFall; cout << "Please enter the high temperature for "; displayMonth(theMonth); cout <<": "; cin >> tempWeatherStats[x].highTemp; cout << "Please enter the low temperature for "; displayMonth(theMonth); cout <<": "; cin >> tempWeatherStats[x].lowTemp; tempWeatherStats[x].avgTemp = (tempWeatherStats[x].highTemp + tempWeatherStats[x].lowTemp)/2; } } //function to display month name void displayMonth(int month) { switch(month) { case JAN :cout << "January"; break; case FEB :cout << "February"; break; case MAR :cout << "March"; break; case APR :cout << "April"; break; case MAY :cout << "May"; break; case JUN :cout << "June"; break; case JUL :cout << "July"; break; case AUG :cout << "August"; break; case SEP :cout << "September"; break; case OCT :cout << "October"; break; case NOV :cout << "November"; break; case DEC :cout << "December"; break; } }
From: Richard Heathfield on 23 Nov 2007 19:01 Comcast said: > Can anyone help: > When I compile this code, I'm getting > > [{Linker error] undefined reference to 'getData(WeatherStats*,int)' > > I'm not sure what is causing the error. I am. :-) > //function prototype for data getData > > void getData(WeatherStats[], int); See this? > void getData(WeatherStats currentMonth, int theMonth) See this? Spot the difference? [Hint] -- Richard Heathfield <http://www.cpax.org.uk> Email: -http://www. +rjh@ Google users: <http://www.cpax.org.uk/prg/writings/googly.php> "Usenet is a strange place" - dmr 29 July 1999
From: Comcast on 23 Nov 2007 20:11
Thank Richard, got the hint Thanks Art "Richard Heathfield" <rjh(a)see.sig.invalid> wrote in message news:Nvudna_tEfWq9NranZ2dnUVZ8uadnZ2d(a)bt.com... > Comcast said: > >> Can anyone help: >> When I compile this code, I'm getting >> >> [{Linker error] undefined reference to 'getData(WeatherStats*,int)' >> >> I'm not sure what is causing the error. > > I am. :-) > >> //function prototype for data getData >> >> void getData(WeatherStats[], int); > > See this? > >> void getData(WeatherStats currentMonth, int theMonth) > > See this? > > Spot the difference? > > [Hint] > > -- > Richard Heathfield <http://www.cpax.org.uk> > Email: -http://www. +rjh@ > Google users: <http://www.cpax.org.uk/prg/writings/googly.php> > "Usenet is a strange place" - dmr 29 July 1999 |