(3S) - Libc I/O routines

Intro: standard buffered input/output package
clearerr: status inquiries
ctermid: generate file name for terminal
cuserid: get character login name of the user
fclose: close a stream
fclose, fflush: close or flush a stream
fdopen: associate a stream with a file descriptor
feof: stream status inquiries
ferror, feof, clearerr, fileno: stream status inquiries
fflush: flush a stream
fgetc: get next character (byte) from a stream
fgets: get a line of, at most, n characters from a stream
fgetwc: get next wide character from a named stream
fileno: stream status inquiries
flockfile: grant thread ownership of a file
flock: flockfile, ftrylockfile, funlockfile: standard I/O synchronization functions
fopen: open a stream
fopen64: open a stream (supports large files)
fopen, fopen64, freopen, freopen64, fdopen: open a stream
fprintf, printf, snprintf, sprintf, fsprintf, vfprintf, vprintf, vsnprinf, vsprintf, vfsprintf: place print output on stream
fputc: put a character on a stream
fputs: put a string on a named stream
fputwc: put wide character on a stream
fread: binary input to an array
fread, fwrite: binary input/output
freopen: open a named file in place of the open stream
freopen64: open a named file in place of the open stream (supports large files)
fscanf: convert formatted input read from a named stream
fscanf, scanf, sscanf, vfscanf, vscanf, vsscanf: convert formatted input
fseek: reposition a file pointer in a stream
fseeko: reposition a file pointer in a stream
fseeko64: reposition a file pointer in a stream (supports large files)
fseeko, fseeko64, ftello, ftello64: reposition a file pointer in a stream
fseek, rewind, ftell: reposition a file pointer in a stream
fsprintf: place print output up to n chars in character array, reusing buffer
ftell: return offset of current byte
ftello: returns the offset of the current byte
ftello64: returns the offset of the current byte (supports large files)
ftrylockfile: grant thread ownership of a file
funflush: discard buffered data
funlockfile: relinquish thread ownership of a file
fwprintf: place wide/multibyte character output on strm
fwprintf, swprintf, wprintf, vfwprintf, vswprintf, vwprintf: print wide/multibyte character formatted output
fwrite: binary output to a named stream
fwscanf: read multibyte characters from strm
fwscanf, swscanf, wscanf, vfwscanf, vswcanf, vwscanf: convert formatted wide/multibyte character input
getc: get next character (byte) from a stream
getc, getc_unlocked, getchar, getchar_unlocked, fgetc, getw: get character or word from a stream
getchar: get next character (byte) from standard input
getchar_unlocked: get next character (byte) from standard input
getc_unlocked: get next character (byte) from a stream
gets: get a line from a stream
gets, fgets: get a string from a stream
getw: get next word (integer) from a stream
getwc: get next wide character from a named stream
getwc, getwchar, fgetwc: get next wide character from a stream
getwchar: get next wide character from standard input
pclose: initiate pipe from a process
popen, pclose: initiate pipe to/from a process
printf: place print output on standard output
putc: put a character on a stream
putchar: put a character on a stream
putchar_unlocked: put a character on a stream
putc, putc_unlocked, putchar, putchar_unlocked, fputc, putw: put character or word on a stream
putc_unlocked: put a character on a stream
puts: put a string on the standard ouput stream
puts, fputs: put a string on a stream
putw: put a word on a stream
putwc: put wide character on a named stream
putwchar: put wide character on standard output
putwc, putwchar, fputwc: put wide character on a stream
rewind: reposition a file pointer in a stream and clear error indicator
scanf: convert formatted input read from the standard input stream
setbuf, setvbuf: assign buffering to a stream
setvbuf: assign buffering to a stream
snprintf: place print output up to n chars in character array
sprintf: place print output in character array
sscanf: convert formatted input read from a character string
stderr: standard error file
stdin: standard input file
stdio: standard I/0
stdout: standard output file
swprintf: place wide/multibyte character output in character array
swscanf: read from a wide character string
system: issue a shell command
tempnam: create a name for a temporary file
tmpfile: create a temporary file
tmpfile64: create a temporary file (supports large files)
tmpfile, tmpfile64: create a temporary file
tmpnam, tempnam: create a name for a temporary file
ungetc: push character back onto input stream
ungetwc: push wchar_t character back into input stream
vfprintf: place print output on strm
vfscanf: convert formatted input read from a named stream
vfsprintf: place print output up to n chars in character array, reusing buffer
vfwprintf: place wide/multibyte character output on strm
vfwscanf: read multibyte characters from strm
vprintf: place print output on standard output
vscanf: convert formatted input read from the standard input stream
vsnprintf: place print output up to n chars in character array
vsprintf: place print output in character array
vsscanf: convert formatted input read from a character string
vswprintf: place wide/multibyte character output in character array
vswscanf: read from a wide character string
vwprintf: place wide/multibyte character output on standard output
vwscanf: read multibyte characters from standard input
widec: multibyte character I/O routines
wprintf: place wide/multibyte character output on standard output
wscanf: read multibyte characters from standard input