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Please observe freeware/copyright notice in snippets.(c)
| read.me | Last minute information and instructions | |
| file_id.diz | File info for BBS's | |
| snippets.txt | General information about SNIPPETS | |
| snippets.(c) | SNIPPETS freeware notice | |
| snippets.ndx | SNIPPETS index - this file | |
| snippets.wc | Count of SNIPPETS files | |
| missing.txt | Rationale of files deleted since last SNIPPETS | |
| nonmsdos.txt | List of universal SNIPPETS functions | |
| dosfuncs.txt | List of MS/PC-DOS-specific SNIPPETS functions | |
| pdn.lst | Janis Kracht | List of PDN sites |
| make.ini | Jim Nutt | Master file for NDMAKE |
| ansiscrn.h | Macros for ANSI.SYS screen control | |
| cast.h | Bob Stout | Cast any object to any type |
| dd_struc.h | Wayne Hamilton | TC/TC++/BC++ DOS file time/date macros |
| hilobyte.h | Extract high, low bytes from an int | |
| pi.h | Useful definitions using PI | |
| portable.h | Scott Ladd | Write portable code for various PC compilers |
| round.h | Dave Knapp | Rounding macros |
| scrnmacs.h | Jerry Houston | Macros for direct video work |
| c_lines.awk | Dan Kozak | AWK program to count lines of C code |
| 8087_sav.asm | Jeffrey Nonken | Saves/restores 80x87 environment |
| coldboot.asm | David Nugent | Reliable cold/warm boot |
| cpucheck.asm | Determine type of CPU in use | |
| hires.asm | Switch to 43/50 line mode on EGA/VGA | |
| ndpcheck.asm | Determine presence of coprocessor | |
| strecpy.asm | L. Satenstein | Like strcpy, but returns pointer to NUL |
| a2e.c | Bob Stout | ASCII <=> EBCDIC conversions |
| addhndls.c | Doug Burger Bob Jarvis | Allow more than 20 open files under DOS 3+ |
| addpath.c | Bob Stout | Add directories to path in AUTOEXEC.BAT |
| amalloc.c | Paul Schlyter | Multi-dimensional array allocate ( <64K on PC) |
| ansiflen.c | Bob Jarvis | ANSI-compliant file size function |
| ansiload.c | Bob Jarvis | Detect ANSI.SYS |
| ansiself.c | Thad Smith | Self-replicating program in ANSI C |
| ansisys.c | Detect ANSI.SYS | |
| approx.c | John Rex | Fuzzy string search |
| assignpr.c | Bob Stout | Multiple printer support |
| atr2ansi.c | Bob Stout | Build ANSI.SYS command string, given attribute |
| bascnvrt.c | Bob Stout | Convert radix of a numeric string |
| bastrngs.c | Bob Stout | BASIC-like string functions |
| bitarray.c | Bit array functions | |
| bitcnt_1.c | Ratko Tomic | Count bits in a number (fast, clever) |
| bitcnt_2.c | Count bits in a number (fascinating) | |
| bitfiles.c | Aare Tali | Bit I/O for buffered (fopen'ed) files |
| bitops.c | Bob Stout | Small bit array macros |
| bitstrng.c | J. Blauth | Format numeric value as string of bits |
| bstr_i.c | Bob Stout | Convert binary string to int |
| break.c | Bob Stout | Control DOS "SET BREAK=" status |
| bresnham.c | Brian Dessent | Draw lines and circles |
| calsupp.c | Ray McVay | Calendar support funtions |
| cant.c | Bob Stout | An fopen() replacement with error trapping |
| changprn.c | Bob Stout | Change the standard printer device |
| checkexe.c | Bob Jarvis | Checksum protection for executable files |
| checksum.c | Bob Stout | Calculate checksum |
| chgext.c | Bob Stout | Change/add a file name extension |
| clock.c | Jon Guthrie | On-screen clock generator |
| combin.c | Thad Smith III | Compute combinations without overflow |
| commafmt.c | Bob Stout | Add thousands separators to numeric strings |
| compiler.c | Test for popular PC compilers & versions | |
| crc-16.c | Calculated 16-bit CRC | |
| crc-16f.c | Fast 16-bit CRC | |
| crc_32.c | Gary S. Brown | Table lookup 32-bit CRC |
| crypt.c | Bob Stout | S-Coder data encryption from DDJ |
| ctrlprnt.c | Bob Stout | Print a line, displaying Ctrl characters |
| cubic.c | Ross Cottrell | Solve cubic equations |
| cursor.c | Bill Wilkie | Cursor management/manipulation |
| dbl2long.c | Ross Cottrell | Rounds doubles to longs |
| dblround.c | Ross Cottrell | Rounds a double to nearest whole number |
| doscopy.c | Peter Yard | Copy a file |
| droptime.c | Thor Johnson | Give up time slices to Win, OS/2, etc. |
| drvalid.c | Bob Stout | Benignly validate disk drives |
| drvs.c | David Gersic | Checks for valid disk drives, local or remote |
| dspdtst.c | I/O benchmark - MSC/TC/ZTC/Watcom | |
| editgets.c | Jon Burchmore Bob Stout | Get an input string with editing functions |
| eng.c | David Harmon | Floating point value -> engineering notation |
| errfix.c | Bob Jarvis | Redirect stderr to a file |
| eval.c | Bob Stout | Simple arithmetic expression evaluator |
| factoryl.c | Bob Stout | Factorial, combinations, permutations |
| faskbhit.c | D. Goodenough | Fast kbhit() and kbflush() |
| favail.c | Bob Stout | How many more files may be fopen'ed? |
| fcompare.c | Bob Stout | Compare 2 files for equality |
| fcopy.c | Bob Jarvis | Copy a file |
| ferrorf.c | Mark Devlin | Formatted error messages |
| files.c | Matthew Hunt | Determine number of FILE set in CONFIG.SYS |
| fmtmoney.c | Bob Stout | Format US dollar amounts into text strings |
| fndislot.c | Bob Stout | Locate an unused user interrupt vector |
| format.c | Bob Stout | Use DOS format to format a diskette |
| fpswitch.c | Demo how to use function pointer arrays | |
| fscanbin.c | Ray Gardner | Scan binary fields via format string |
| fsize.c | Bob Stout | Return true apparent size of buffered file |
| fsm.c | Demonstrates a finite state machine | |
| getdcwd.c | Bob Jarvis | Get current working directory for given drive |
| getkey.c | Bob Stout | Get extended key codes |
| getseg.c | Bob Stout | Get segment and offset of any object |
| getstrng.c | Ron Sires | Safe gets() for input string of unknown length |
| glbl_env.c | Peter Thomas | Update & remove global environment variables |
| grafline.c | David Harmon | Demo of PC line drawing characters |
| hexorint.c | Bob Stout | Auto-convert hex or decimal strings |
| howdy.c | Obfuscated C code | |
| hstr_i.c | Bob Stout | Convert hex string to int |
| hugeread.c | Bob Stout | Read & write huge data using far pointers |
| hugesort.c | Ray Gardner | Quicksort using huge pointers |
| initvars.c | Ray Gardner | Read data into variables |
| iscons.c | Bob Stout | Does a FILE * refer to the console? |
| isfopen.c | Bob Stout | Is a FILE * in use? |
| isisbn.c | Maynard Hogg | Validate ISBN (book) numbers |
| isnetdr.c | Bob Dolan | Determine is a drive is local or remote |
| ispow2.c | Is a number an integral power of 2? | |
| isqrt.c | Integer square root | |
| isramdsk.c | Bob Stout | Determine if a drive is a RAM disk |
| isshare.c | Mike Ratledge | Determine if file sharing is enabled |
| isshift.c | Jeff Dunlop | Determine if a shift key is pressed |
| iswprot.c | Bob Stout Wayne King | Determine is a floppy is write protected |
| isxkbrd.c | Ed Kowalski | Detects extended (101+ key) keyboard |
| jdn.c | Paul Schlyter Ray Gardner | Julian Day Number computation |
| joystick.c | Bob Stout | Joystick support functions |
| kb_data.c | Dan Kozak | Keyboard status determination |
| keylocks.c | Caps/Num lock set/clear functions | |
| keywatch.c | Robert Mashlan | Demonstrates capturing keyboard interrupt |
| lbitops.c | Scott Dudley | Large bit array macros |
| ldfloor.c | Ray Gardner | Long double floor |
| ll_msort.c | Ray Gardner | Linked list mergesort |
| ll_qsort.c | Jon Guthrie | Linked list quicksort |
| lsary.c | Bob Stout | Read a directory into a linked list |
| ltoa.c | Bob Stout | Convert long to a string |
| ltostr.c | Thad Smith III | Convert long to a string |
| lv1ws.c | Bob Stout | Convert whitespace strings to single spaces |
| mainmain.c | Obfuscated C code | |
| mcb_env.c | Modify master environment using MCB's | |
| mdalloc.c | Blair Haukedal | Multi-dimentional array alloction |
| memavail.c | Thor Johnson | Report available DOS memory |
| memrev.c | Ray Gardner | Assymetrical memory swap |
| mkdirs.c | Bob Stout | Build directory tree (deep mkdir()) |
| moon_age.c | M. Jones | Determine the phase of the moons for any date |
| msb2ieee.c | Jeffrey Foy | Convert MSBIN format to/from IEEE float |
| noctrlc.c | Traps Ctrl-C, Ctrl-Break, Ctrl-Alt-Del | |
| noreset.c | Traps Ctrl-Alt-Del | |
| ord_text.c | Bob Stout | Format ordinal numbers in English |
| os_id.h | David Gibbs | Header for determining PC OS's |
| os_id.c | David Gibbs | Determine PC OS |
| pcnvrt.c | Bob Stout | Convert Pascal strings to C |
| perm_idx.c | Thad Smith III | Determine permutation index |
| pfopen.c | David Engel | Open a file anywhere |
| pluraltx.c | Bob Stout | How to print proper plurals |
| prtoggle.c | Bob Stout | Tee stdio to stdprn |
| prtscrn.c | Bob Stout | Invoke BIOS print screen function |
| prtstat.c | Bob Stout | Determine printer status |
| pushdir.c | Bob Stout | Stack-oriented CHDIR functions |
| rand1.c | Phil Linttell | Random number generator |
| rand2.c | E. Schneider | Random number generator |
| reboot.c | Bob Stout | Simple PC reboot function in C |
| redir.c | F. Piette | Demonstrates output redirection |
| rg_isort.c | Ray Gardner | Insertion sort function |
| rg_qsort.c1 | Ray Gardner | Non-Recursive ANSI quicksort function |
| rg_qsort.c2 | Ray Gardner | Recursive ANSI quicksort function |
| rg_rand.c | Ray Gardner | Minimal random number generator |
| rg_ssort.c | Ray Gardner | ANSI quicksort-compatible shellsort function |
| rmallws.c | Bob Stout | Remove all whitespace from a string |
| rmlead.c | Bob Stout | Remove leading whitespace from a string |
| rmtrail.c | Bob Stout | Remove trailing whitespace from a string |
| rndmize.c | How to seed ANSI random number generator | |
| scanfrac.c | Thad Smith III | Scans/converts text fractions |
| scroll.c | Bob Stout | Scroll screen function |
| setenvar.c | Bob Stout | Set DOS master environment *legally* |
| shel2dos.c | Bob Stout | Shell to DOS from a running program |
| soundex.c | Bob Jarvis | Standard English soundex |
| speed.c | Benchmark to calculate I/O performance | |
| spin.c | Demo of how to make various text "spinners" | |
| srchfile.c | Bob Stout | Search files for text, forwards & backwards |
| sstrcpy.c | Ray Gardner | Overlapping strcpy() & strcat() work-alikes |
| stats.c | Bob Stout | Analyze file statistics |
| stptok.c | Ray Gardner | Improved tokenizing function |
| str27seg.c | Bob Stout | Convert numeric string to 7-segment displays |
| strftime.c | Jim Nutt Rob Duff | Non-locale version
of ANSI strftime() |
| strrepl.c | Gilles Kohl | Replace substrings |
| strrev.c | Bob Stout | Reverse a string in place using XOR swapping |
| strsort.c | Ray Gardner | (Shell) Sort a string array |
| strucfil.c | Lynn Nash | Read/write structures to/from a file |
| style.c | Suggested coding style guidelines | |
| tabtrick.c | Demo using printf() for columnar formatting | |
| timegetc.c | Bob Jarvis | Wait specified time for a keypress |
| toascii.c | EBCDIC-ASCII conversion arrays | |
| tp6tod.c | Thad Smith III | Convert TP 6-byte reals to C doubles |
| translat.c | Jerry Coffin | Translate string w/ C-style escape sequences |
| trim.c | Bob Stout | Trim leading, trailing, & embedded spaces |
| truename.c | gk | Normalize filename using undocumented DOS |
| unix2dos.c | Bob Stout | Convert Unix-style pathnames to DOS-style |
| vfname.c | Sid Rogers | Validate DOS-legal file names |
| video.c | Jeff Dunlop | C video information functions |
| wb_fcopy.c | Walter Bright | Fast file copy/append |
| weird.c | Obfuscated C code | |
| whicharc.c | Heinz Ozwirk David Gersic | Determine which archiver used on a packed file
|
| windchil.c | Compute wind chill factor | |
| wordwrap.c | Robert Morgan | Simple CRT word wrap demonstration |
| xstrcat.c | String concatenation funct | |
| xstrcmp.c | S. Offermann | Compare strings using DOS wildcards |
| c_prec.txt | Operator precedence/associativity in C / C++ | |
| storage.typ | Jeff Galbraith | C storage types crib sheet |
| rtlftrul.txt | Right-left rule for reading C | |
| ptr_help.txt | Ted Jensen | Helpful hints on pointers |
| c_port.txt | Joseph Carnage | How to write portable C code |
| enums.txt | Helpful hints for enums | |
| which_c.txt | Bob Stout | Guidelines for choosing a PC C compiler |
| resource.lst | J-Mag Guthrie | C/C++ resources (books, magazines, vendors) |
| environ.txt | Bob Stout | Notes on changing the master environment |
| sharing.txt | Mike Ratledge | How to check if file sharing is active |
| evsavres.txt | How to blank/restore EGA/VGA screen | |
| ansisys.txt | Chart of ANSI screen control codes | |
| vt100.txt | Jon Guthrie | Chart of VT-100 escape codes |
| vio.h | Direct screen package | |
| vio.asm | " " " | |
| scrnsave.c | Bob Stout | Save and restore text screens |
| int2e.asm | Access command processor "back door" | |
| ccomcall.c | C "glue" to use Int 2Eh | |
| dirent.h | POSIX compliant header | |
| rfind1st.c | Compiler-independent find first/next functions | |
| posixdir.c | opendir(), readdir(), seekdir(), closedir() | |
| posix_ls.c | Directory lister demo | |
| match.h | Header file | |
| match.c | Portable source including optional test code | |
| match.doc | Documentation for Match.C | |
| dirmask.c | Bob Stout | Complex pattern matching (calls patmat()) |
| patmat.c | Sreenath Chary | String pattern matching |
| fln_fix.c | Bob Stout | Crunch dot directories, verify DOS-valid paths |
| flnorm.c | Bob Stout | Full file name normalization |
| uclock.h | David L. Fox | Microsecond timing function header |
| uclock.c | " " " | Microsecond resolution timing functions |
| sound.h | Bob Stout | Sound functions header |
| sound.c | " " | Speaker control functions |
| mktone.c | " " | Tone generation functions |
| playlib.c | Lynn R. Lively | Background music package |
| playdemo.c | Bob Stout | Demo of backgroud music package |
| getcmt.c | Greg Messer | Extract comments from C/C++ source files |
| testcmt.c | " " | Test file for above |
| scaldate.h | Ray Gardner | Scalar ("Julian") date header |
| scaldate.c | Ray Gardner | Scalar ("Julian") date functions |
| daynum.c | Bob Stout | Return statistics about a given date |
| cal.c | Bob Stout | Calendar using Scaldate.C |
| x00api.h | C header w/ prototype declarations | |
| x00api.c | C access functions | |
| prnspool.h | C header w/ prototype declarations | |
| prnspool.c | PRINT.COM spool queue functions | |
| printq.c | Demo program for above | |
| strat.h | C header w/ prototypes and enum'ed constants | |
| strat.c | C functions | |
| w_wrap.h | C header w/ prototypes and enum'ed constants | |
| w_wrap.c | C functions | |
| center.c | Center a wrapped line | |
| dos5boot.h | Header for boot sector access | |
| absdiskc.c | C read and write functions | |
| absdisk.asm | Low-level code for disk I/O, DOS 2-5 | |
| mouse.h | Bob Jarvis | Header w/ prototypes |
| mouse.c | Bob Jarvis | Essential mouse stuff |
| scrnpick.c | Ray McVay | Demo, retrieves text from screen using mouse |
| xfile.h | Header w/ prototypes | |
| xfile.c | Contains xopen(), xclose(), xgetline() | |
| xtest.c | Demo for above | |
| getopt3.c | AT&T compatible getopt(3) | |
| getopts.h | Bob Stout | Header for Getopts.C |
| getopts.c | Bob Stout | Scan command line for switches |
| pbmsrch.c | Jerry Coffin | Pratt-Boyer-Moore string search |
| bmhsrch.c | Ray Gardner | Case-sensitive Boyer-Moore-Horspool search |
| bmhisrch.c | Thad Smith | Case-insensitive Boyer-Moore-Horspool search |
| bmhasrch.c | Ray Gardner | Case-insensitive BMH search w/ accented chars |
| ext_keys.h | Header to define extended key codes | |
| ext_keys.c | A getch() work-alike for extended keyboards | |
| doansi.h | Header file | |
| doansi_1.c | Portable intepreter | |
| doansi_2.c | OS-specific support functions | |
| tasker.txt | Description of Tasker functions | |
| tasker.h | Header, structs, and prototypes | |
| tasker.c | Detect multitasker and give up time slices | |
| biport.h | Bob Stout | Header to port Borland _geninterrupt() |
| biport.c | Bob Stout | Port Borland code using pseudovariables |
| fmemops.c | Bob Stout | Emulate MSC's _fmemxxx() in BC++ & ZTC++ |
| ftime.h | Jeff Dunlop | BC++-style file date/time struct & prototypes |
| ftime.c | Jeff Dunlop | BC++-style file date/time functions |
| msc_peek.c | Bob Stout | Add peek/poke to MSC |
| pmerge.c | Bob Stout | Portable fnmerge(), _makepath() equivalents |
| psplit.c | Bob Stout | Portable fnsplit(), _splitpath() equivalents |
| strdup.c | Bob Stout | Portable strdup() |
| strupr.c | Bob Stout | Portable strupr() strlwr() |
| vidport.c | Bob Stout | Portable gotoxy(), clrscr() equivalents, etc. |
| big_mall.h | Bob Stout | Portably allocate memory > 64Kb |
| except.doc | Information on programs below | |
| cctrap.asm | Int 23h (Ctrl-C) trap | |
| cbtrap.asm | Int 1Bh (Ctrl-Break) trap | |
| trapflag.asm | Trap & flag Ints 23h & 1Bh | |
| trapdemo.c | Demo of TRAPFLAG.ASM | |
| cerrinst.asm | Install DOS critical error handler | |
| cerrtrap.asm | DOS critical error handler | |
| iostutor.txt | Tutorial for following demo code | |
| myio.h | Header for Myio.Cpp | |
| myio.cpp | Simple I/O class | |
| mystream.h | iostream Interface for class Myio | |
| mystream.cpp | ios Interface implementation | |
| myline.h | Simple line input classes | |
| myline.cpp | Implementation of myLine classes | |
| myiodemo.cpp | myio Loopback demo | |
| myio.mak | Makefile for Iostutor.Txt demo files | |
| str.doc | Information on the string class | |
| str.h | C++ header | |
| str.cpp | Simple, portable C++ string class | |
| mem.txt | Information on the Mem package | |
| toolkit.h | Compiler-independent portability header | |
| mem.h | Mem package header | |
| mem.c | Mem package code | |
| 2dlife.c | Jon Guthrie | 2-D Life program |
| bigfac.c | Carl Declerck | Do large factorials using ASCII multiply |
| bincomp.c | Ray Gardner | Binary file comparison utility |
| bordcolr.c | Bob Jarvis | Set border color |
| c_cmnt.c | Thad Smith | Extract comments from a C source file |
| cdir.c | Lynn R. Lively | Like DOS CHDIR except changes drives as well |
| chbytes.c | Bob Stout | Edit binary files in place |
| chmod.c | Bob Stout | Change DOS file attributes - wildcards, etc. |
| cmdline.c | Demonstation how to access command line args | |
| commconv.c | Jari Laaksonen | Convert C++ style comments to C style |
| cursize.c | Bob Jarvis | Set the cursor size |
| do.c | Specify multiple command line commands | |
| dossort.c | Robert Mashlan | DOS SORT work-alike |
| drivsrch.c | Marty Connely | Search for physical/logical drives |
| dspclock.c | Mike Jones | On-screen TSR clock |
| factor.c | Ray Gardner | Print prime factorization of a number (double) |
| filcount.c | Bob Stout | Count files/directories |
| flopcopy.c | Bob Stout | Copy a floppy to a HD subdirectory |
| fraction.c | Thad Smith | Convert a real number to an integer ratio |
| getvol.c | Bob Stout | Retrieve a disk volume label |
| head.c | Unix head work-alike | |
| hexdump.c | Paul Edwards | Hex/ASCII file dump utility |
| ifactor.c | Ray Gardner | Print prime factorization of a number (long) |
| inchcvrt.c | Bob Stout | Convert inches to feet/inches and fractions |
| kbflip.c | Bob Stout | Set/clear Caps/Num/Scroll locks |
| killff.c | Jerry Gore Erik VanRiper | Strip FF characters from text files |
| log.c | Robert Sprawls | Utility to log working time |
| lsd.c | Bob Stout | DOS DIR enhanced work-alike |
| lzhuf.c | Yoshi | Compression used in LHARC & LHA |
| maze_1.c | Jon Guthrie | Maze generator |
| maze_2.c | Obfuscated maze generator | |
| maze_3.c | Cute maze generator. Run, then enter size. | |
| morse.c | Mike Dodd | Convert strings to morse code |
| mterm.c | David Harmon | Micro terminal (comm) program - use with X00 |
| mv.c | Ray McVay | Move files |
| palndrom.c | Dan Hoey | Self-replicating palindrome - try it! |
| permute1.c | Dave Chapman | Permute strings |
| permute2.c | Jon Guthrie | Permute strings |
| pi.c | Calculate PI to 60,000 digits or more | |
| pr.c | Print a file with headers & breaks | |
| query.c | Bob Stout | Timed query w/default for batch files |
| rdxcnvrt.c | Bob Stout | Convert between number bases |
| remtab.c | Robert Mashlan | Convert tabs to spaces |
| rm_all.c | Bob Stout | Remove all files - now supports recursion |
| roman.c | Jim Walsh | Convert Arabic number to Roman numeral |
| setimeto.c | Bob Stout | Set a file's time/datestamp to match another's |
| setvol.c | Bob Stout | Set, change, or kill a disk volume label |
| split.c | Bob Stout | Split large text files into smaller ones |
| stripeof.c | Bob Stout | Strip ^Z characters from DOS text files |
| stub.c | Bob Stout | Truncate .OBJ (and other) files |
| sunriset.c | Paul Schlyter | Computes length of day at any place on Earth |
| tail.c | Joe Huffman Ruurd Pels | Print last n (default = 5) lines of a file |
| todaybak.c | Bob Stout | Back up today's files to a floppy |
| touch.c | Ray L. McVay | TC/TC++/BC++ set file time/date stamp |
| treedir.c | Bob Stout | Recursive directory lister |
| uuencode.c | Don Kneller | Unix uuencode |
| uudecode.c | John Lots | Unix uudecode |
| wc.c | Jay Elkes | Like Unix wc, counts lines, words, chars |
| where.c | Search for a file | |
| jgrep.c | Jerry Coffin | Simple and portable |
| grep.c | DECUS | "Real" grep - free with some strings |