C libraries are set of files which contains set of functions, macros etc. to handle task for input / output ,string handling and other operating system services.
Some standard libraries in c and their uses :
Name |
Description |
<errno.h> | For testing error codes reported by library functions. |
<math.h> | Defines common mathematical functions. |
<signal.h> | Defines signal handling functions. |
<stdarg.h> | For accessing a varying number of arguments passed to functions. |
<stdbool.h> | Defines a boolean data type. |
<stdio.h> | Defines core input and output functions |
<stdlib.h> | Defines numeric conversion functions, pseudo-random numbers generation functions, memory allocation, process control functions |
<string.h> | Defines string handling functions. |
<time.h> | Defines date and time handling functions |