From c348f82e29356fc95dcb6331b4860b2d76fa07aa Mon Sep 17 00:00:00 2001 From: Rob Pike Date: Thu, 12 Jun 2008 13:26:16 -0700 Subject: import the plan 9 libraries libc (lib9) and libbio into the tree. remove the dependency on /home/r. SVN=122482 --- src/lib9/strecpy.c | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 src/lib9/strecpy.c (limited to 'src/lib9/strecpy.c') diff --git a/src/lib9/strecpy.c b/src/lib9/strecpy.c new file mode 100644 index 000000000..f38b524c2 --- /dev/null +++ b/src/lib9/strecpy.c @@ -0,0 +1,42 @@ +/* +Inferno lib9/strecpy.c +http://code.google.com/p/inferno-os/source/browse/lib9/strecpy.c + + Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved. + Revisions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com). All rights reserved. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + +#include + +char* +strecpy(char *to, char *e, char *from) +{ + if(to >= e) + return to; + to = memccpy(to, from, '\0', e - to); + if(to == nil){ + to = e - 1; + *to = '\0'; + }else{ + to--; + } + return to; +} -- cgit v1.2.3