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COPYING.LGPLv3 Normal file
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GNU LESSER GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies
of this license document, but changing it is not allowed.
This version of the GNU Lesser General Public License incorporates
the terms and conditions of version 3 of the GNU General Public
License, supplemented by the additional permissions listed below.
0. Additional Definitions.
As used herein, "this License" refers to version 3 of the GNU Lesser
General Public License, and the "GNU GPL" refers to version 3 of the GNU
General Public License.
"The Library" refers to a covered work governed by this License,
other than an Application or a Combined Work as defined below.
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by the Library, but which is not otherwise based on the Library.
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and utility programs needed for reproducing the Combined Work from the
Application, but excluding the System Libraries of the Combined Work.
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You may convey a covered work under sections 3 and 4 of this License
without being bound by section 3 of the GNU GPL.
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a) under this License, provided that you make a good faith effort to
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b) under the GNU GPL, with none of the additional permissions of
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The object code form of an Application may incorporate material from
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you use option 4d0, the Installation Information must accompany
the Minimal Corresponding Source and Corresponding Application
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for conveying Corresponding Source.)
5. Combined Libraries.
You may place library facilities that are a work based on the
Library side by side in a single library together with other library
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6. Revised Versions of the GNU Lesser General Public License.
The Free Software Foundation may publish revised and/or new versions
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whether future versions of the GNU Lesser General Public License shall
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permanent authorization for you to choose that version for the
Library.

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doc/LIBERROR_ASSERT.autodoc Executable file
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\section NAME
LIBEROR_ASSERT - report an error message to the stderr
\break
\section SYNOPSIS
\bold-on
#define LIBERROR_ASSERT(
\bold-off
\italics-on
expression
\italics-off
\bold-on
,
\space
\bold-off
\italics-on
type
\italics-off
\bold-on
,
\space
\bold-off
\italics-on
message
\italocs-off
\bold-on
,
\space
\italics-on
function
\italics-off
\bold-on
);
\bold-off
\break
\section DESCRIPTION
The LIBERROR_ASSERT macro will raise a runtime error of the type
\space
\italics-on
type
\italics-off
\space
\break
if the expression
\space
\italics-on
expression
\italics-off
\space
evaluates to false. The error will contain a
\break
message describing what happened, as well as the function that the
\break
error occurred in. The error will be written to the stderr in the
\break
format described in
\space
\bold-on
liberror
\bold-off
(cware).
\break
\break
\section SEE ALSO
\bold-on
cware
\bold-off
(cware),
\space
\bold-on
liberror
\bold-off
(cware)

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doc/LIBERROR_ASSERT.cware Executable file
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.TH "LIBERROR_ASSERT" "cware" "May 13, 2023" "" "C-Ware Manuals"
.SH NAME
LIBEROR_ASSERT - report an error message to the stderr
.br
.SH SYNOPSIS
\fB#define LIBERROR_ASSERT(\fR\fIexpression\fR\fB, \fR\fItype\fR\fB, \fR\fImessage\fB, \fIfunction\fR\fB);\fR
.br
.SH DESCRIPTION
The LIBERROR_ASSERT macro will raise a runtime error of the type \fItype\fR
.br
if the expression \fIexpression\fR evaluates to false. The error will contain a
.br
message describing what happened, as well as the function that the
.br
error occurred in. The error will be written to the stderr in the
.br
format described in \fBliberror\fR(cware).
.br
.br
.SH SEE ALSO
\fBcware\fR(cware), \fBliberror\fR(cware)

59
doc/LIBERROR_TEST.autodoc Executable file
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\section NAME
LIBEROR_TEST - error checks for testcases
\break
\section SYNOPSIS
\bold-on
#define LIBERROR_TEST(
\bold-off
\italics-on
expression
\italics-off
\bold-on
,
\space
\bold-off
\italics-on
message
\italocs-off
\bold-on
);
\bold-off
\break
\section DESCRIPTION
The LIBERROR_TEST macro is a wrapper over
\bold-on
LIBERROR_ASSERT
\bold-off
(cware).
\break
It takes in an expression to test, and the message to display on the
\break
testcase failing. It follows the same semantics as defined in
\break
\bold-on
LIBERROR_ASSERT
\bold-off
(cware).
\break
\break
\section SEE ALSO
\bold-on
cware
\bold-off
(cware),
\space
\bold-on
liberror
\bold-off
(cware),
\space
\bold-on
LIBERROR_ASSERT
\bold-off
(cware)

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doc/LIBERROR_TEST.cware Executable file
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.TH "LIBERROR_TEST" "cware" "June 11, 2023" "" "C-Ware Manuals"
.SH NAME
LIBEROR_TEST - error checks for testcases
.br
.SH SYNOPSIS
\fB#define LIBERROR_TEST(\fR\fIexpression\fR\fB, \fR\fImessage\fB);\fR
.br
.SH DESCRIPTION
The LIBERROR_TEST macro is a wrapper over \fBLIBERROR_ASSERT\fR(cware).
.br
It takes in an expression to test, and the message to display on the
.br
testcase failing. It follows the same semantics as defined in
.br
\fBLIBERROR_ASSERT\fR(cware).
.br
.br
.SH SEE ALSO
\fBcware\fR(cware), \fBliberror\fR(cware), \fBLIBERROR_ASSERT\fR(cware)

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doc/liberror.autodoc Executable file
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\section NAME
liberror - error reporting library
\break
\section DESCRIPTION
liberror is the resident library under C-Ware for reporting error
\break
messages in a structured, computer-readable format. As described in
\break
\bold-on
cware
\bold-off
(cware), liberror produces error messages in the format:
\break
\break
\bold-on
\set-indent 4
{TYPE}\\t{FUNCTION}\\t{ERROR-MESSSAGE}\\t{FILE}\\t{LINE}
\set-indent 0
\bold-off
\break
\break
Liberror is intended to be used to allow togglable safety mechanisms
\break
in C-Ware code, like checking for NULL pointers. By design, the various
\break
components of the library are designed to be composed together into
\break
larger error checking operations to validate entire structures, for
\break
example. Also provided is a basic API for adding additional runtime
\break
error checks such as whether or not a structure has been passed through
\break
an operation that releases it from memory. All of this can be enabled
\break
through the definition of the
\space
\bold-on
CWARE_SAFETY_CHECKS
\bold-off
\space
macro. The manuals for the
\break
operations can be found below:
\break
\break
MANUAL
\set-indent 20
SYNOPSIS
\set-indent 0
\break
-----------------------------------------------------------------------
\break
LIBERROR_ASSERT(cware)
\set-indent 4
assert a condition with debugging information
\break
\set-indent 0
LIBERROR_TEST(cware)
\set-indent 6
wrapper over LIBERROR_ASSERT for testcases
\break
\set-indent 0
\section SEE ALSO
\bold-on
cware
\bold-off
(cware)

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doc/liberror.cware Executable file
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.TH "liberror" "cware" "June 11, 2023" "" "C-Ware Manuals"
.SH NAME
liberror - error reporting library
.br
.SH DESCRIPTION
liberror is the resident library under C-Ware for reporting error
.br
messages in a structured, computer-readable format. As described in
.br
\fBcware\fR(cware), liberror produces error messages in the format:
.br
.br
\fB {TYPE}\\t{FUNCTION}\\t{ERROR-MESSSAGE}\\t{FILE}\\t{LINE}\fR
.br
.br
Liberror is intended to be used to allow togglable safety mechanisms
.br
in C-Ware code, like checking for NULL pointers. By design, the various
.br
components of the library are designed to be composed together into
.br
larger error checking operations to validate entire structures, for
.br
example. Also provided is a basic API for adding additional runtime
.br
error checks such as whether or not a structure has been passed through
.br
an operation that releases it from memory. All of this can be enabled
.br
through the definition of the \fBCWARE_SAFETY_CHECKS\fR macro. The manuals for the
.br
operations can be found below:
.br
.br
MANUAL SYNOPSIS
.br
-----------------------------------------------------------------------
.br
LIBERROR_ASSERT(cware) assert a condition with debugging information
.br
LIBERROR_TEST(cware) wrapper over LIBERROR_ASSERT for testcases
.br
.SH SEE ALSO
\fBcware\fR(cware)

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src/liberror/internal.h Executable file
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#ifndef CWARE_LIBERROR_INTERNAL_H
#define CWARE_LIBERROR_INTERNAL_H
#endif

24
src/liberror/public.h Executable file
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#ifndef CWARE_LIBERROR_PUBLIC_H
#define CWARE_LIBERROR_PUBLIC_H
#if defined(CWARE_SAFETY_CHECKS)
#define LIBERROR_ASSERT(expression, type, message, function) \
do { \
if((expression) != 0) { \
break; \
} \
\
fprintf(stderr, "%s\t%s\t%s\t%s\t%i\n", type, function, message, __FILE__, __LINE__); \
abort(); \
} while(0)
#define LIBERROR_TEST(expression, message) \
LIBERROR_ASSERT(expression, "ASSERTION", message, "main")
#else
#define LIBERROR_ASSERT(expression, message)
#define LIBERROR_TEST(expression, type, message, function)
#endif
#endif

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tests/compile/assert.c Executable file
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#include <stdio.h>
#include <stdlib.h>
#include "liberror/public.h"
int main() {
LIBERROR_ASSERT(1 == 0, "ASSERTION", "1 does not equal zero.", "main");
return 0;
}

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tests/compile/test.c Executable file
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#include <stdio.h>
#include <stdlib.h>
#include "liberror/public.h"
int main() {
LIBERROR_TEST(1 == 0, "1 does not equal zero.");
return 0;
}