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- .th GETCHAR III 4/7/73
- .sh NAME
- getchar \*- read character
- .sh SYNOPSIS
- .ft B
- getchar( )
- .br
- .ft R
- .sh DESCRIPTION
- .it Getchar
- provides the simplest means of reading characters from
- the standard input for C programs.
- It returns successive characters until end-of-file,
- when it returns ``\\0''.
- .s3
- Associated with this routine is an external variable
- called \fIfin\fR, which is a structure containing
- a buffer such as described under \fIgetc\fR (III).
- .s3
- Generally speaking,
- .it getchar
- should be used only for the simplest applications;
- .it getc
- is better when there are multiple input files.
- .sh "SEE ALSO"
- getc (III)
- .sh DIAGNOSTICS
- Null character returned on EOF or error.
- .sh BUGS
- \*-1 should be
- returned on EOF; null is a legitimate character.
-