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Add err(3).

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This commit is contained in:
Jonas 'Sortie' Termansen 2015-06-10 23:12:59 +02:00
parent 211bc0c5f2
commit f1571ebaf4
10 changed files with 351 additions and 0 deletions
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8
libc/Makefile
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@ -323,7 +323,15 @@ dirent/fdopendir.o \
dirent/opendir.o \
dirent/scandir.o \
dlfcn/dlfcn.o \
err/err.o \
err/errx.o \
error/gnu_error.o \
err/verr.o \
err/verrx.o \
err/vwarn.o \
err/vwarnx.o \
err/warn.o \
err/warnx.o \
fcntl/creat.o \
fcntl/fcntl.o \
fcntl/openat.o \

34
libc/err/err.cpp Normal file
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@ -0,0 +1,34 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/err.cpp
Print an error message to stderr and exit the process.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
extern "C" void err(int exitcode, const char* fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verr(exitcode, fmt, ap);
va_end(ap);
}

34
libc/err/errx.cpp Normal file
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@ -0,0 +1,34 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/errx.cpp
Print an error message to stderr and exit the process.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
extern "C" void errx(int exitcode, const char* fmt, ...)
{
va_list ap;
va_start(ap, fmt);
verrx(exitcode, fmt, ap);
va_end(ap);
}

33
libc/err/verr.cpp Normal file
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@ -0,0 +1,33 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/verr.cpp
Print an error message to stderr and exit the process.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
#include <stdlib.h>
extern "C" void verr(int exitcode, const char* fmt, va_list ap)
{
vwarn(fmt, ap);
exit(exitcode);
}

33
libc/err/verrx.cpp Normal file
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@ -0,0 +1,33 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/verrx.cpp
Print an error message to stderr and exit the process.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
#include <stdlib.h>
extern "C" void verrx(int exitcode, const char* fmt, va_list ap)
{
vwarnx(fmt, ap);
exit(exitcode);
}

43
libc/err/vwarn.cpp Normal file
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@ -0,0 +1,43 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/vwarn.cpp
Print an error message to stderr.
*******************************************************************************/
#include <err.h>
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
extern "C" void vwarn(const char* fmt, va_list ap)
{
int errnum = errno;
flockfile(stderr);
fprintf_unlocked(stderr, "%s: ", program_invocation_name);
if ( fmt )
{
vfprintf_unlocked(stderr, fmt, ap);
fputs_unlocked(": ", stderr);
}
fprintf_unlocked(stderr, "%s\n", strerror(errnum));
funlockfile(stderr);
}

41
libc/err/vwarnx.cpp Normal file
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@ -0,0 +1,41 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/vwarnx.cpp
Print an error message to stderr.
*******************************************************************************/
#include <err.h>
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
extern "C" void vwarnx(const char* fmt, va_list ap)
{
flockfile(stderr);
fprintf_unlocked(stderr, "%s", program_invocation_name);
if ( fmt )
{
fputs_unlocked(": ", stderr);
vfprintf_unlocked(stderr, fmt, ap);
}
fputc_unlocked('\n', stderr);
funlockfile(stderr);
}

34
libc/err/warn.cpp Normal file
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@ -0,0 +1,34 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/warn.cpp
Print an error message to stderr.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
extern "C" void warn(const char* fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarn(fmt, ap);
va_end(ap);
}

34
libc/err/warnx.cpp Normal file
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@ -0,0 +1,34 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err/warnx.cpp
Print an error message to stderr.
*******************************************************************************/
#include <err.h>
#include <stdarg.h>
extern "C" void warnx(const char* fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vwarnx(fmt, ap);
va_end(ap);
}

57
libc/include/err.h Normal file
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@ -0,0 +1,57 @@
/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2015.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
err.h
Error reporting functions.
*******************************************************************************/
#ifndef INCLUDE_ERR_H
#define INCLUDE_ERR_H
#include <sys/cdefs.h>
#include <stdarg.h>
#ifdef __cplusplus
extern "C" {
#endif
__attribute__((__noreturn__, __format__(__printf__, 2, 3)))
void err(int, const char*, ...);
__attribute__((__noreturn__, __format__(__printf__, 2, 3)))
void errx(int, const char*, ...);
__attribute__((__noreturn__, __format__(__printf__, 2, 0)))
void verr(int, const char*, va_list);
__attribute__((__noreturn__, __format__(__printf__, 2, 0)))
void verrx(int, const char*, va_list);
__attribute__((__format__(__printf__, 1, 2)))
void warn(const char*, ...);
__attribute__((__format__(__printf__, 1, 2)))
void warnx(const char*, ...);
__attribute__((__format__(__printf__, 1, 0)))
void vwarn(const char*, va_list);
__attribute__((__format__(__printf__, 1, 0)))
void vwarnx(const char*, va_list);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif