Fortran Library Reference

Forte Developer 7

816-2455-10

Contents

Before You Begin

Typographic Conventions

Shell Prompts

Accessing Forte Developer Development Tools and Man Pages

Accessing Forte Developer Documentation

Accessing Related Solaris Documentation

Sending Your Comments

1. Fortran Library Routines

1.1 Data Type Considerations

1.2 64-Bit Environments

1.3 Fortran Math Functions

1.4 abort: Terminate and Write Core File

1.5 access: Check File Permissions or Existence

1.6 alarm: Call Subroutine After a Specified Time

1.7 bit: Bit Functions: and, or, ..., bit, setbit, ...

1.8 chdir: Change Default Directory

1.9 chmod: Change the Mode of a File

1.10 date: Get Current Date as a Character String

1.11 date_and_time: Get Date and Time

1.12 dtime, etime: Elapsed Execution Time

1.13 exit: Terminate a Process and Set the Status

1.14 fdate: Return Date and Time in an ASCII String

1.15 flush: Flush Output to a Logical Unit

1.16 fork: Create a Copy of the Current Process

1.17 fseek, ftell: Determine Position and Reposition a File

1.18 fseeko64, ftello64: Determine Position and Reposition a Large File

1.19 getarg, iargc: Get Command-Line Arguments

1.20 getc, fgetc: Get Next Character

1.21 getcwd: Get Path of Current Working Directory

1.22 getenv: Get Value of Environment Variables

1.23 getfd: Get File Descriptor for External Unit Number

1.24 getfilep: Get File Pointer for External Unit Number

1.25 getlog: Get User's Login Name

1.26 getpid: Get Process ID

1.27 getuid, getgid: Get User or Group ID of Process

1.28 hostnm: Get Name of Current Host

1.29 idate: Return Current Date

1.30 ieee_flags,ieee_handler, sigfpe: IEEE Arithmetic

1.31 index,rindex,lnblnk: Index or Length of Substring

1.32 inmax: Return Maximum Positive Integer

1.33 itime: Current Time

1.34 kill: Send a Signal to a Process

1.35 link, symlnk: Make a Link to an Existing File

1.36 loc: Return the Address of an Object

1.37 long, short: Integer Object Conversion

1.38 longjmp, isetjmp: Return to Location Set by isetjmp

1.39 malloc, malloc64, realloc, free: Allocate/Reallocate/Deallocate Memory

1.40 mvbits: Move a Bit Field

1.41 perror, gerror, ierrno: Get System Error Messages

1.42 putc, fputc: Write a Character to a Logical Unit

1.43 qsort,qsort64: Sort the Elements of a One-Dimensional Array

1.44 ran: Generate a Random Number Between 0 and 1

1.45 rand, drand, irand: Return Random Values

1.46 rename: Rename a File

1.47 secnds: Get System Time in Seconds, Minus Argument

1.48 sh: Fast Execution of an sh Command

1.49 signal: Change the Action for a Signal

1.50 sleep: Suspend Execution for an Interval

1.51 stat, lstat, fstat: Get File Status

1.52 stat64, lstat64, fstat64: Get File Status

1.53 system: Execute a System Command

1.54 time, ctime, ltime, gmtime: Get System Time

1.55 ttynam, isatty: Get Name of a Terminal Port

1.56 unlink: Remove a File

1.57 wait: Wait for a Process to Terminate

2. Fortran 95 Intrinsic Functions

2.1 Standard Fortran 95 Generic Intrinsic Functions

2.2 Non-Standard Fortran 95 Intrinsic Functions

3. FORTRAN 77 and VMS Intrinsic Functions

3.1 Arithmetic and Mathematical Functions

3.2 Character Functions

3.3 Miscellaneous Functions

3.4 Remarks

3.5 VMS Intrinsic Functions

Index