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Diffstat (limited to 'src/lib9/errstr.c')
-rw-r--r-- | src/lib9/errstr.c | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/src/lib9/errstr.c b/src/lib9/errstr.c deleted file mode 100644 index f42f2b538..000000000 --- a/src/lib9/errstr.c +++ /dev/null @@ -1,106 +0,0 @@ -/* -Plan 9 from User Space src/lib9/errstr.c -http://code.swtch.com/plan9port/src/tip/src/lib9/errstr.c - -Copyright 2001-2007 Russ Cox. 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. -*/ - -/* - * We assume there's only one error buffer for the whole system. - * If you use ffork, you need to provide a _syserrstr. Since most - * people will use libthread (which provides a _syserrstr), this is - * okay. - */ - -#include <u.h> -#include <errno.h> -#include <string.h> -#include <libc.h> - -enum -{ - EPLAN9 = 0x19283745 -}; - -char *(*_syserrstr)(void); -static char xsyserr[ERRMAX]; -static char* -getsyserr(void) -{ - char *s; - - s = nil; - if(_syserrstr) - s = (*_syserrstr)(); - if(s == nil) - s = xsyserr; - return s; -} - -int -errstr(char *err, uint n) -{ - char tmp[ERRMAX]; - char *syserr; - - strecpy(tmp, tmp+ERRMAX, err); - rerrstr(err, n); - syserr = getsyserr(); - strecpy(syserr, syserr+ERRMAX, tmp); - errno = EPLAN9; - return 0; -} - -void -rerrstr(char *err, uint n) -{ - char *syserr; - - syserr = getsyserr(); - if(errno == EINTR) - strcpy(syserr, "interrupted"); - else if(errno != EPLAN9) - strcpy(syserr, strerror(errno)); - strecpy(err, err+n, syserr); -} - -/* replaces __errfmt in libfmt */ - -int -__errfmt(Fmt *f) -{ - if(errno == EPLAN9) - return fmtstrcpy(f, getsyserr()); - return fmtstrcpy(f, strerror(errno)); -} - -void -werrstr(char *fmt, ...) -{ - va_list arg; - char buf[ERRMAX]; - - va_start(arg, fmt); - vseprint(buf, buf+ERRMAX, fmt, arg); - va_end(arg); - errstr(buf, ERRMAX); -} - |