use M_io, only : slurp, swallow, notopen, print_inquire, uniq, read_table
      use M_io, only : dirname, splitpath, get_tmp, scratch
      use M_io, only : read_line, read_all
      

• NOTOPEN - find unused FUN/LUN file-unit-number
• PRINT_INQUIRE - run INQUIRE(3f) on a file by name or number and print results
• SPLITTING PATHNAMES
  • DIRNAME - return the directory portion of a pathname
  • SPLITPATH - split Unix pathname into directory, name, basename and extension
• READING DATA
  • READ_LINE - read line as long as programming environment line length limit cleaning up input line
  • READ_ALL - read line as long as programming environment line length limit
  • RD - ask for string from standard input with user-definable prompt
  • READ_TABLE - read a file into a numeric array
  • SLURP - read a file into a single-character array
  • SWALLOW - read a file into a character array of text lines
• SCRATCH FILES
  • GET_TMP - get name for system scratch directory from environment variables
  • SCRATCH - get name of scratch file
  • UNIQ - add numeric suffix to filename if needed till filename does not exist