AIX Documentation: Programmer's Reference:
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Programmer's Reference
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FrcaCacheCreate Creates a cache instance within the scope of a Fast Response Cache Accelerator (FRCA) instance.
FrcaCacheDelete Deletes a cache instance within the scope of a Fast Response Cache Accelerator (FRCA) instance.
FrcaCacheLoadFile Loads a file into a cache associated with a Fast Response Cache Accelerator (FRCA) instance.
FrcaCacheUnloadFile Removes a cache entry from a cache that is associated with a Fast Response Cache Accelerator (FRCA) instance.
FrcaCtrlCreate Creates a Fast Response Cache Accelerator (FRCA) control instance.
FrcaCtrlDelete Deletes a Fast Response Cache Accelerator (FRCA) control instance.
FrcaCtrlLog Modifies the behavior of the logging subsystem.
FrcaCtrlStart Starts the interception of TCP data connections for a previously configured Fast Response Cache Accelerator (FRCA) instance.
FrcaCtrlStop Stops the interception of TCP data connections for a Fast Response Cache Accelerator (FRCA) instance.
f_fork Creates a new process.
fabs Determines the absolute value.
fabsf Determines the absolute value.
fabsl Determines the absolute value.
faccessx Determines the accessibility of a file.
fattach Attaches a STREAMS-based file descriptor to a file.
fchacl Changes the permissions on a file.
fchdir Directory pointed to by the file descriptor becomes the current working directory.
fchmod Changes file access permissions.
fchown Changes file ownership.
fchownx Changes file ownership.
fclear Makes a hole in a file.
fclear64 Makes a hole in a file.
fclose Closes or flushes a stream.
fcntl Controls open file descriptors.
fcvt Converts a floating-point number to a string.
fdetach Detaches STREAMS-based file from the file to which it was attached.
fdim Computes the positive difference between two floating-point numbers.
fdimf Computes the positive difference between two floating-point numbers.
fdiml Computes the positive difference between two floating-point numbers.
fdopen Opens a stream.
feclearexcept Clears floating-point exceptions.
fegetenv Gets and sets the current floating-point environment.
fegetexceptflag Gets and sets floating-point status flags.
fegetround Gets and sets the current rounding direction.
feholdexcept Saves current floating-point environment.
feof Checks the status of a stream.
feraiseexcept Raises the floating-point exception.
ferror Checks the status of a stream.
fesetenv Gets and sets the current floating-point environment.
fesetexceptflag Gets and sets floating-point status flags.
fesetround Gets and sets the current rounding direction.
fetch Accesses data stored under a key.
fetch_and_add Updates a single word variable atomically.
fetch_and_and Sets or clears bits in a single word variable atomically.
fetch_and_or Sets or clears bits in a single word variable atomically.
fetestexcept Tests floating-point exception flags.
feupdateenv Updates floating-point environment.
ffinfo Returns file information.
fflush Closes or flushes a stream.
ffs Performs bit and byte string operations.
ffullstat Provides information about a file.
fgetc Gets a character or word from an input stream.
fgetpos Repositions the file pointer of a stream.
fgetpos64 Repositions the file pointer of a stream.
fgetpwent_r Accesses the basic user information in the user database.
fgets Gets a string from a stream.
fgetwc Gets a wide character from an input stream.
fgetws Gets a string from a stream.
fileno Checks the status of a stream.
filter Disables use of certain terminal capabilities.
finfo Returns file information.
finite Determines classifications of floating-point numbers.
firstkey Returns the first key in the database.
flash Flashes the screen.
flock Locks and unlocks sections of open files.
flockfile Provides for explicit application-level locking of stdio (FILE*) objects.
floor The floor subroutine, floorf subroutine, floorl subroutine, nearest subroutine, and trunc subroutine, round floating-point numbers to floating-point integer values. The itrunc subroutine and uitrunc subroutine round floating-point numbers to signed and unsigned integers, respectively.
floorf The floor subroutine, floorf subroutine, floorl subroutine, nearest subroutine, and trunc subroutine, round floating-point numbers to floating-point integer values. The itrunc subroutine and uitrunc subroutine round floating-point numbers to signed and unsigned integers, respectively.
floorl The floor subroutine, floorf subroutine, floorl subroutine, nearest subroutine, and trunc subroutine, round floating-point numbers to floating-point integer values. The itrunc subroutine and uitrunc subroutine round floating-point numbers to signed and unsigned integers, respectively.
flushband Flushes the messages in a given priority band.
flushinp Discards input.
flushq Flushes a queue.
fma Floating-point multiply-add.
fmaf Floating-point multiply-add.
fmal Floating-point multiply-add.
fmax Determines the maximum numeric value of two floating-point numbers.
fmaxf Determines the maximum numeric value of two floating-point numbers.
fmaxl Determines the maximum numeric value of two floating-point numbers.
fmin Multiple-precision integer arithmetic.
fmod Computes the floating-point remainder value.
fmodf Computes the floating-point remainder value.
fmodl Computes the floating-point remainder value.
fmout Multiple-precision integer arithmetic.
fmtmsg Display a message in the specified format on standard error, the console, or both.
fnmatch Matches file name patterns.
fopen Opens a stream.
fopen64 Opens a stream.
fork Creates a new process.
fp_any_enable These subroutines allow operations on the floating-point trap control.
fp_any_xcp Tests to see if a floating-point exception has occurred.
fp_clr_flag Allows operations on the floating-point exception flags.
fp_cpusync Queries or changes the floating-point exception enable (FE) bit in the Machine Status register (MSR). Note This subroutine has been replaced by the fp_trapstate () subroutine. The fp_cpusync subroutine is supported for compatibility, but the fp_trapstate subroutine should be used for development.
fp_disable These subroutines allow operations on the floating-point trap control.
fp_disable_all These subroutines allow operations on the floating-point trap control.
fp_divbyzero Tests to see if a floating-point exception has occurred.
fp_enable These subroutines allow operations on the floating-point trap control.
fp_enable_all These subroutines allow operations on the floating-point trap control.
fp_flush_imprecise Forces imprecise signal delivery.
fp_inexact Tests to see if a floating-point exception has occurred.
fp_invalid_op Tests to see if a floating-point exception has occurred.
fp_iop_convert Tests to see if a floating-point exception has occurred.
fp_iop_infdinf Tests to see if a floating-point exception has occurred.
fp_iop_infmzr Tests to see if a floating-point exception has occurred.
fp_iop_infsinf Tests to see if a floating-point exception has occurred.
fp_iop_invcmp Tests to see if a floating-point exception has occurred.
fp_iop_snan Tests to see if a floating-point exception has occurred.
fp_iop_sqrt Tests to see if a floating-point exception has occurred.
fp_iop_vxsoft Tests to see if a floating-point exception has occurred.
fp_iop_zrdzr Tests to see if a floating-point exception has occurred.
fp_is_enabled These subroutines allow operations on the floating-point trap control.
fp_overflow Tests to see if a floating-point exception has occurred.
fp_raise_xcp Generates a floating-point exception.
fp_read_flag Allows operations on the floating-point exception flags.
fp_read_rnd Read and set the IEEE floating-point rounding mode.
fp_set_flag Allows operations on the floating-point exception flags.
fp_sh_info From within a floating-point signal handler, determines any floating-point exception that caused the trap in the process and changes the state of the Floating-Point Status and Control register (FPSCR) in the user process.
fp_sh_set_stat From within a floating-point signal handler, determines any floating-point exception that caused the trap in the process and changes the state of the Floating-Point Status and Control register (FPSCR) in the user process.
fp_sh_trap_info From within a floating-point signal handler, determines any floating-point exception that caused the trap in the process and changes the state of the Floating-Point Status and Control register (FPSCR) in the user process.
fp_swap_flag Allows operations on the floating-point exception flags.
fp_swap_rnd Read and set the IEEE floating-point rounding mode.
fp_trap Queries or changes the mode of the user process to allow floating-point exceptions to generate traps.
fp_trapstate Queries or changes the trapping mode in the Machine Status register (MSR). Note This subroutine replaces the fp_cpusync () subroutine. The fp_cpusync subroutine is supported for compatibility, but the fp_trapstate subroutine should be used for development.
fp_underflow Tests to see if a floating-point exception has occurred.
fpathconf Retrieves file-implementation characteristics.
fpclassify Classifies real floating type.
fprintf Prints formatted output.
fputc Writes a character or a word to a stream.
fputs Writes a string to a stream.
fputwc Writes a character or a word to a stream.
fputws Writes a wide-character string to a stream.
fread Reads and writes binary files.
free Provides a memory allocator.
freeaddrinfo Frees memory allocated by the .
freeb Frees a single message block.
freehostent To free memory allocated by getipnodebyname and getipnodebyaddr.
freemsg Frees all message blocks in a message.
freopen Opens a stream.
freopen64 Opens a stream.
frevoke Revokes access to a file by other processes.
frexp Extracts the mantissa and exponent from a double precision number.
frexpf Extracts the mantissa and exponent from a double precision number.
frexpl Extracts the mantissa and exponent from a double precision number.
fscanf Converts formatted input.
fscntl Controls file system control operations.
fseek Repositions the file pointer of a stream.
fseeko Repositions the file pointer of a stream.
fseeko64 Repositions the file pointer of a stream.
fsetpos Repositions the file pointer of a stream.
fsetpos64 Repositions the file pointer of a stream.
fstat Provides information about a file.
fstat64 Provides information about a file.
fstatacl Retrieves the access control information for a file.
fstatfs Gets file system statistics.
fstatvfs Returns information about a file system.
fstatx Provides information about a file.
fsync Writes changes in a file to permanent storage.
ftell Repositions the file pointer of a stream.
ftello Repositions the file pointer of a stream.
ftello64 Repositions the file pointer of a stream.
ftime Displays, gets and sets date and time.
ftok Generates a standard interprocess communication key.
ftruncate Changes the length of regular files.
ftruncate64 Changes the length of regular files.
ftrylockfile Provides for explicit application-level locking of stdio (FILE*) objects.
ftw Walks a file tree.
ftw64 Walks a file tree.
fullstat Provides information about a file.
funlockfile Provides for explicit application-level locking of stdio (FILE*) objects.
fwide Set stream orientation.
fwprintf Print formatted wide-character output.
fwrite Reads and writes binary files.
fwscanf Convert formatted wide-character input
fxfer Initiates a file transfer from within a program.