<!-- Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009, 2013 The President and Fellows of Harvard College. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the University nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. --> <html> <head> <title>OS/161 C Standard Library</title> </head> <body bgcolor=#ffffff> <h2 align=center>OS/161 C Standard Library (libc)</h2> <p align=center> <A HREF=..>Top</A> | <A HREF=../bin>Binaries</A> | <A HREF=../sbin>Sysadmin binaries</A> | <A HREF=../testbin>Test binaries</A> | <A HREF=../syscall>System calls</A> | <A HREF=../dev>Device drivers</A> | <A HREF=../misc>Miscellaneous</A> </p> <br> <ul> <li> <A HREF=__vprintf.html>__vprintf</A> - printf backend <li> <A HREF=abort.html>abort</A> - abnormal program termination <li> <A HREF=assert.html>assert</A> - check assumptions at run time <li> <A HREF=atoi.html>atoi</A> - convert ascii to integer <li> <A HREF=bzero.html>bzero</A> - zero out memory <li> <A HREF=calloc.html>calloc</A> - allocate and clear memory <li> <A HREF=err.html>err, errx</A> - print error messages <li> <A HREF=execvp.html>execvp</A> - exec on the search path <li> <A HREF=exit.html>exit</A> - terminate program <li> <A HREF=free.html>free</A> - release/deallocate memory <li> <A HREF=getchar.html>getchar</A> - read character from standard input <li> <A HREF=getcwd.html>getcwd</A> - get name of current working directory <li> <A HREF=getenv.html>getenv</A> - get environment variable <li> <A HREF=setjmp.html>longjmp</A> - non-local jump operations <li> <A HREF=malloc.html>malloc</A> - allocate memory <li> <A HREF=memcmp.html>memcmp</A> - compare regions of memory <li> <A HREF=memcpy.html>memcpy</A> - copy region of memory <li> <A HREF=memmove.html>memmove</A> - copy region of memory <li> <A HREF=memset.html>memset</A> - initialize region of memory <li> <A HREF=printf.html>printf</A> - print formatted output <li> <A HREF=putchar.html>putchar</A> - print character to standard output <li> <A HREF=puts.html>puts</A> - print string to standard output <li> <A HREF=random.html>random</A> - pseudorandom number generation <li> <A HREF=realloc.html>realloc</A> - resize allocated memory <li> <A HREF=setjmp.html>setjmp</A> - non-local jump operations <li> <A HREF=snprintf.html>snprintf</A> - print formatted text to string <li> <A HREF=stdarg.html>stdarg</A> - handle functions with variable arguments <li> <A HREF=strcat.html>strcat</A> - concatenate strings <li> <A HREF=strchr.html>strchr</A> - search string for character <li> <A HREF=strcmp.html>strcmp</A> - compare strings <li> <A HREF=strcpy.html>strcpy</A> - copy string <li> <A HREF=strerror.html>strerror</A> - get error message for error code <li> <A HREF=strlen.html>strlen</A> - determine length of string <li> <A HREF=strrchr.html>strrchr</A> - search string for character <li> <A HREF=strtok.html>strtok</A> - tokenize string <li> <A HREF=strtok_r.html>strtok_r</A> - tokenize string reentrantly <li> <A HREF=system.html>system</A> - run command as subprocess <li> <A HREF=time.html>time</A> - get time of day <li> <A HREF=err.html>verr, verrx</A> - print error messages <li> <A HREF=printf.html>vprintf</A> - print formatted output <li> <A HREF=snprintf.html>vsnprintf</A> - print formatted text to string <li> <A HREF=warn.html>vwarn, vwarnx</A> - print warning messages <li> <A HREF=warn.html>warn, warnx</A> - print warning messages </ul> </body> </html>