How dynamically change char pointer size?

How dynamically change char pointer size?

References

Reference NO 1

http://stackoverflow.com/questions/15201224/how-dynamically-change-char-pointer-size

Reference NO 2

http://stackoverflow.com/questions/16528521/what-is-the-bestway-to-return-a-char-pointer

Reference NO 3

http://www.gamedev.net/topic/495333-change-size-of-char-array/

Reference NO 4

http://www.cs.bu.edu/teaching/c/string/intro/

Reference NO 5

http://www.cs.dartmouth.edu/~campbell/cs50/dynamicmem.html

Reference NO 6

http://c-faq.com/malloc/

Reference NO 7

http://www.lysator.liu.se/c/c-faq/c-2.html

Reference NO 8

http://bytes.com/topic/c/answers/763458-how-print-size-char-pointer-array