Answer / elahi

Yes it is possible to run a c program with out main for this
you need to supply astart(assembly procedure CRT) address in
the command line.

Answer / rajiv kumar koiri

#include<stdio.h>
#define decode(s,t,u,m,p,e,d) m##s##u##t
#define begin decode(a,n,i,m,a,t,e)

int begin()
{
printf("Hello");
}

Answer / adesh

#define adesh(x,y) y##x

int adesh(in,ma) (void)
{
;
}

Answer / vrushali

Hi Valli,

I tried the solution provided by you. It doesnot work.

Please chk the compliation procedure.
gcc -g -nostartfiles main.c


I am getting the following:
/usr/bin/ld: warning: cannot find entry symbol _start;
defaulting to 080481a4

Answer / valli

just compile as
cc -nostartfiles main.c

Answer / sourisengupta

Thanx elahi....

Answer / ramabrahmam

hi adesh,
your logic is not suited to numbers.
suppose, if we write "printf" as
for two integers a,b
printf("sum of a and b is",a+b);
for this statement it only displaying the letters
within the double quotes.i.e., sum of a and b is .
it is not displaying anything after that.

Answer / bhavin

hi friends plz help me i want detail how can it
possible...??plz friend,,,also to adesh,valli,elahi...all

Answer / vrushali

HI Valli,

Still the same problem.

/usr/bin/ld: warning: cannot find entry symbol _start;
defaulting to 080481a4

Answer / ankith.v

It is not possible

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