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author | Sergey Poznyakoff <gray@gnu.org> | 2021-11-18 15:46:34 +0200 |
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committer | Sergey Poznyakoff <gray@gnu.org> | 2021-11-20 08:59:03 +0200 |
commit | d38991be3ee99b158e889e78439fc21723154767 (patch) | |
tree | 54bf2d7f4e938d3a5ca1b90782a9cfbe626438cb /tools/err.c | |
parent | 669d541702fa39cd45ceab1eb333cb100c0d08ac (diff) | |
download | gdbm-d38991be3ee99b158e889e78439fc21723154767.tar.gz |
Rearrange the directory structure
Sources for the libgdbm library reside in src/.
Sources for building accompanying tools are moved to the tools/
subdirectory.
Diffstat (limited to 'tools/err.c')
-rw-r--r-- | tools/err.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/tools/err.c b/tools/err.c new file mode 100644 index 0000000..19ba6ef --- /dev/null +++ b/tools/err.c @@ -0,0 +1,69 @@ +/* This file is part of GDBM, the GNU data base manager. + Copyright (C) 2011-2021 Free Software Foundation, Inc. + + GDBM is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GDBM 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GDBM. If not, see <http://www.gnu.org/licenses/>. */ + +# include "autoconf.h" +# include "gdbm.h" +# include "gdbmapp.h" +# include <stdio.h> +# include <errno.h> +# include <string.h> + +static void +prerror (const char *fmt, va_list ap, const char *diag, const char *sysdiag) +{ + fprintf (stderr, "%s: ", progname); + vfprintf (stderr, fmt, ap); + if (diag) + fprintf (stderr, ": %s", diag); + if (sysdiag) + fprintf (stderr, ": %s", sysdiag); + fputc ('\n', stderr); +} + +void +verror (const char *fmt, va_list ap) +{ + prerror (fmt, ap, NULL, NULL); +} + +void +error (const char *fmt, ...) +{ + va_list ap; + va_start (ap, fmt); + verror (fmt, ap); + va_end (ap); +} + +void +sys_perror (int code, const char *fmt, ...) +{ + va_list ap; + va_start (ap, fmt); + prerror (fmt, ap, strerror (code), NULL); + va_end (ap); +} + +void +gdbm_perror (const char *fmt, ...) +{ + va_list ap; + va_start (ap, fmt); + prerror (fmt, ap, gdbm_strerror (gdbm_errno), + gdbm_syserr[gdbm_errno] ? strerror (errno) : NULL); + va_end (ap); +} + |