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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-24 04:52:22 +0000 |
commit | 7f3caba522f4d24764f29d83aa2de9198bb7f01c (patch) | |
tree | 66b798ea74302325d6a5c11df044cbe4bb845af1 /man3/assert_perror.3 | |
parent | Adding upstream version 6.7. (diff) | |
download | manpages-7f3caba522f4d24764f29d83aa2de9198bb7f01c.tar.xz manpages-7f3caba522f4d24764f29d83aa2de9198bb7f01c.zip |
Adding upstream version 6.8.upstream/6.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'man3/assert_perror.3')
-rw-r--r-- | man3/assert_perror.3 | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/man3/assert_perror.3 b/man3/assert_perror.3 deleted file mode 100644 index cde8024..0000000 --- a/man3/assert_perror.3 +++ /dev/null @@ -1,73 +0,0 @@ -'\" t -.\" Copyright (C) 2002 Andries Brouwer <aeb@cwi.nl> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.\" This replaces an earlier man page written by Walter Harms -.\" <walter.harms@informatik.uni-oldenburg.de>. -.\" -.TH assert_perror 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -assert_perror \- test errnum and abort -.SH LIBRARY -Standard C library -.RI ( libc ", " \-lc ) -.SH SYNOPSIS -.nf -.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" -.B #include <assert.h> -.P -.BI "void assert_perror(int " errnum ); -.fi -.SH DESCRIPTION -If the macro -.B NDEBUG -was defined at the moment -.I <assert.h> -was last included, the macro -.BR assert_perror () -generates no code, and hence does nothing at all. -Otherwise, the macro -.BR assert_perror () -prints an error message to standard error and terminates the program -by calling -.BR abort (3) -if -.I errnum -is nonzero. -The message contains the filename, function name and -line number of the macro call, and the output of -.IR strerror(errnum) . -.SH RETURN VALUE -No value is returned. -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR assert_perror () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -GNU. -.SH BUGS -The purpose of the assert macros is to help programmers find bugs in -their programs, things that cannot happen unless there was a coding mistake. -However, with system or library calls the situation is rather different, -and error returns can happen, and will happen, and should be tested for. -Not by an assert, where the test goes away when -.B NDEBUG -is defined, -but by proper error handling code. -Never use this macro. -.SH SEE ALSO -.BR abort (3), -.BR assert (3), -.BR exit (3), -.BR strerror (3) |