ya thats rt. On Thu, Sep 1, 2011 at 4:30 AM, Sanjay Rajpal <[email protected]> wrote:
> @Rahul : I have also mentioned that for the linker error. > > You can place a definition int var; after main(), it will work. > Sanju > :) > > > > On Wed, Aug 31, 2011 at 11:14 AM, rahul vatsa <[email protected]>wrote: > >> @sanju, if u declare a variable with extern, at compile time its defn is >> nt looked for, rather @ link time corresponding defn is looked for by the >> linker. nd if the defn is nt ther, it will raise a linker error, as in case >> of this prog >> >> @rahul, ya off course, for a variable to be global it hs to be defined at >> file scope. >> >> >> >> >> On Wed, Aug 31, 2011 at 11:29 AM, Sanjay Rajpal <[email protected]> wrote: >> >>> Linker error, failed to find symbol 'var'. >>> >>> >>> Sanju >>> :) >>> >>> >>> >>> On Wed, Aug 31, 2011 at 8:25 AM, rahul sharma >>> <[email protected]>wrote: >>> >>>> but it is defined inside main????u mean to say for varibale to be >>>> gloabal it must be defines outsyd all fxns?? >>>> >>>> >>>> On Wed, Aug 31, 2011 at 8:35 PM, Ashima . <[email protected]>wrote: >>>> >>>>> u hv just declared the variable and not defined it.So no memory is >>>>> allocated to var. so u l get the undefined reference error. >>>>> either remove extern or define new local variable int var =10; >>>>> Ashima >>>>> M.Sc.(Tech)Information Systems >>>>> 4th year >>>>> BITS Pilani >>>>> Rajasthan >>>>> >>>>> >>>>> >>>>> >>>>> On Wed, Aug 31, 2011 at 7:56 AM, Rajesh Kumar <[email protected] >>>>> > wrote: >>>>> >>>>>> What we do to remove error?? >>>>>> #include<stdio.h> >>>>>> extern int var; >>>>>> main() >>>>>> { >>>>>> var=10; >>>>>> return 0; >>>>>> } >>>>>> >>>>>> Regards >>>>>> Rajesh Kumar >>>>>> >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "Algorithm Geeks" group. >>>>>> To post to this group, send email to [email protected]. >>>>>> To unsubscribe from this group, send email to >>>>>> [email protected]. >>>>>> For more options, visit this group at >>>>>> http://groups.google.com/group/algogeeks?hl=en. >>>>>> >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Algorithm Geeks" group. >>>>> To post to this group, send email to [email protected]. >>>>> To unsubscribe from this group, send email to >>>>> [email protected]. >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/algogeeks?hl=en. >>>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Algorithm Geeks" group. >>>> To post to this group, send email to [email protected]. >>>> To unsubscribe from this group, send email to >>>> [email protected]. >>>> For more options, visit this group at >>>> http://groups.google.com/group/algogeeks?hl=en. >>>> >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Algorithm Geeks" group. >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/algogeeks?hl=en. >>> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Algorithm Geeks" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/algogeeks?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Algorithm Geeks" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/algogeeks?hl=en. > -- You received this message because you are subscribed to the Google Groups "Algorithm Geeks" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/algogeeks?hl=en.
