summaryrefslogtreecommitdiff
path: root/support/dktools/dkdbt2.c
diff options
context:
space:
mode:
authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /support/dktools/dkdbt2.c
Initial commit
Diffstat (limited to 'support/dktools/dkdbt2.c')
-rw-r--r--support/dktools/dkdbt2.c903
1 files changed, 903 insertions, 0 deletions
diff --git a/support/dktools/dkdbt2.c b/support/dktools/dkdbt2.c
new file mode 100644
index 0000000000..425ccca16f
--- /dev/null
+++ b/support/dktools/dkdbt2.c
@@ -0,0 +1,903 @@
+/*
+ WARNING: This file was generated by dkct.
+ Changes you make here will be lost if dkct is run again!
+ You should modify the original source and run dkct on it.
+ Original source: dkdbt2.ctr
+*/
+
+/*
+Copyright (C) 2015-2017, Dirk Krause
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+* Redistributions in binary form must reproduce the above opyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+* Neither the name of the author nor the names of contributors may be used
+ to endorse or promote products derived from this software without specific
+ prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.
+IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
+DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+/** @file dkdbt2.c The dkdbt2 module.
+*/
+
+
+#line 9 "dkdbt2.ctr"
+
+#include "dk4conf.h"
+
+#if DK4_HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#include "dk4types.h"
+#include "dk4const.h"
+#include "dk4dbi.h"
+#include "dk4dbit8.h"
+#include "dk4dbitw.h"
+#include "dk4dbit.h"
+#include "dk4fput.h"
+#include "dk4app.h"
+#include "dk4vers.h"
+
+
+
+/** Actions the program can perform.
+*/
+enum {
+ /** Do nothing (illegal options).
+ */
+ DKDBT_ACTION_NONE = 0 ,
+
+ /** Copy one database to another.
+ */
+ DKDBT_ACTION_COPY = 1 ,
+
+ /** Make database from text.
+ */
+ DKDBT_ACTION_FROM_TEXT = 2 ,
+
+ /** Convert database to text.
+ */
+ DKDBT_ACTION_TO_TEXT = 3
+};
+
+
+/** License conditions.
+*/
+static const dkChar * const dkdbt_license_text[] = {
+dkT("This software uses code from the following projects, either directly or as"),
+dkT("a library:"),
+dkT(""),
+dkT("dktools\t\tDirk Krause's tools and libraries."),
+dkT("\t\tSee http://dktools.sourceforge.net/ for more information."),
+#if DK4_HAVE_ZLIB_H
+dkT(""),
+dkT("zlib\t\tData compression library."),
+dkT("\t\tSee http://www.zlib.net/ for more information."),
+#endif
+#if DK4_HAVE_BZLIB_H
+dkT(""),
+dkT("bzip2\t\tData compression program and library."),
+dkT("\t\tSee http://www.bzip.org/ for more information."),
+#endif
+dkT(""),
+dkT("All the licenses below apply to the program."),
+dkT("Licenses for used libraries are shown as found on my Scientific Linux 6.x"),
+dkT("computer in the /usr/share/doc directory on 2015-04-01. Check the project"),
+dkT("homepages of the used libraries for additional information and/or updated"),
+dkT("license terms."),
+dkT(""),
+dkT(""),
+dkT("DK tools and libraries license"),
+dkT("=============================="),
+dkT("Copyright (c) 2015-2016, Dirk Krause"),
+dkT("All rights reserved."),
+dkT(""),
+dkT("Redistribution and use in source and binary forms, with or without"),
+dkT("modification, are permitted provided that the following conditions are met:"),
+dkT(""),
+dkT("* Redistributions of source code must retain the above copyright notice,"),
+dkT(" this list of conditions and the following disclaimer."),
+dkT("* Redistributions in binary form must reproduce the above copyright"),
+dkT(" notice, this list of conditions and the following disclaimer in the"),
+dkT(" documentation and/or other materials provided with the distribution."),
+dkT("* Neither the name of the Dirk Krause nor the names of contributors may be"),
+dkT(" used to endorse or promote products derived from this software without"),
+dkT(" specific prior written permission."),
+dkT(""),
+dkT("THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\""),
+dkT("AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE"),
+dkT("IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE"),
+dkT("ARE DISCLAIMED."),
+dkT(""),
+dkT("IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,"),
+dkT("INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,"),
+dkT("BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,"),
+dkT("DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY"),
+dkT("OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING"),
+dkT("NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,"),
+dkT("EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."),
+#if DK4_HAVE_ZLIB_H
+dkT(""),
+dkT(""),
+dkT("Zlib license"),
+dkT("============"),
+dkT("(C) 1995-2004 Jean-loup Gailly and Mark Adler"),
+dkT(""),
+dkT("This software is provided 'as-is', without any express or implied"),
+dkT("warranty. In no event will the authors be held liable for any damages"),
+dkT("arising from the use of this software."),
+dkT(""),
+dkT("Permission is granted to anyone to use this software for any purpose,"),
+dkT("including commercial applications, and to alter it and redistribute it"),
+dkT("freely, subject to the following restrictions:"),
+dkT(""),
+dkT("1. The origin of this software must not be misrepresented; you must not"),
+dkT(" claim that you wrote the original software. If you use this software"),
+dkT(" in a product, an acknowledgment in the product documentation would be"),
+dkT(" appreciated but is not required."),
+dkT("2. Altered source versions must be plainly marked as such, and must not be"),
+dkT(" misrepresented as being the original software."),
+dkT("3. This notice may not be removed or altered from any source distribution."),
+dkT(""),
+dkT("Jean-loup Gailly Mark Adler"),
+dkT("jloup@gzip.org madler@alumni.caltech.edu"),
+#endif
+#if DK4_HAVE_BZLIB_H
+dkT(""),
+dkT(""),
+dkT("Bzip2 and libbzip2 library license"),
+dkT("=================================="),
+dkT("This program, \"bzip2\", the associated library \"libbzip2\", and all"),
+dkT("documentation, are copyright (C) 1996-2007 Julian R Seward. All"),
+dkT("rights reserved."),
+dkT(""),
+dkT("Redistribution and use in source and binary forms, with or without"),
+dkT("modification, are permitted provided that the following conditions"),
+dkT("are met:"),
+dkT(""),
+dkT("1. Redistributions of source code must retain the above copyright"),
+dkT(" notice, this list of conditions and the following disclaimer."),
+dkT(""),
+dkT("2. The origin of this software must not be misrepresented; you must "),
+dkT(" not claim that you wrote the original software. If you use this "),
+dkT(" software in a product, an acknowledgment in the product "),
+dkT(" documentation would be appreciated but is not required."),
+dkT(""),
+dkT("3. Altered source versions must be plainly marked as such, and must"),
+dkT(" not be misrepresented as being the original software."),
+dkT(""),
+dkT("4. The name of the author may not be used to endorse or promote "),
+dkT(" products derived from this software without specific prior written "),
+dkT(" permission."),
+dkT(""),
+dkT("THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS"),
+dkT("OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED"),
+dkT("WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE"),
+dkT("ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY"),
+dkT("DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL"),
+dkT("DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE"),
+dkT("GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS"),
+dkT("INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,"),
+dkT("WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING"),
+dkT("NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS"),
+dkT("SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."),
+dkT(""),
+dkT("Julian Seward, jseward@bzip.org"),
+dkT("bzip2/libbzip2 version 1.0.5 of 10 December 2007"),
+#endif
+dkT(""),
+NULL
+
+
+#line 176 "dkdbt2.ctr"
+};
+
+
+
+/** Short help text.
+*/
+static const dkChar * const dkdbt_help_text[] = {
+/* 0 */
+dkT(""),
+
+/* 1 */
+dkT("Database tool"),
+
+/* 2 */
+dkT(""),
+
+/* 3 */
+dkT("dkdbt -m [-a] [-c <char>] [-i <encoding>] <database> [<textfile(s)>]"),
+
+/* 4 */
+dkT("dkdbt -t <database> [<textfile>]"),
+
+/* 5 */
+dkT("dkdbt [-a] <source> <destination>"),
+
+/* 6 */
+dkT(""),
+
+/* 7 */
+dkT("-m\t\tMake database from text file(s)."),
+
+/* 8 */
+dkT("-t\t\tShow database as text, optionally save to file."),
+
+/* 9 */
+dkT("\t\tWithout -m and -t the database is copied."),
+
+/* 10 */
+dkT(""),
+
+/* 11 */
+dkT("-a\t\tAppend to existing database when copying or making"),
+
+/* 12 */
+dkT("\t\ta database. Without this option an existing database"),
+
+/* 13 */
+dkT("\t\tis truncated."),
+
+/* 14 */
+dkT("-c character\tCommentar character. Lines started by this character"),
+
+/* 15 */
+dkT("\t\tare comments."),
+
+/* 16 */
+dkT("-i encoding\tExpected input encoding when making a database from text."),
+
+/* 17 */
+dkT(""),
+
+/* 18 */
+dkT("--help\t\tShow short help text."),
+
+/* 19 */
+dkT("--manual\t*** SHOW MANUAL ***"),
+
+/* 20 */
+dkT("--version\tShow version number."),
+
+/* 21 */
+dkT("--license\tShow license information."),
+
+/* 22 */
+dkT(""),
+
+NULL
+
+
+#line 208 "dkdbt2.ctr"
+};
+
+
+
+static const dkChar version_text[] = {
+DKT_VERSION_DK
+#if DK4_HAVE_DB_H
+dkT(" bdb")
+#endif
+#if DK4_HAVE_NDBM_H
+dkT(" ndbm")
+#endif
+dkT(" mem")
+};
+
+
+/** Constant keywords, not localized.
+*/
+static const dkChar * const dkdbt_kwnl[] = {
+/* 0 */
+dkT("dktools"),
+
+/* 1 */
+dkT("dkdbt.txt"),
+
+/* 2 */
+dkT("dkdbt.str"),
+
+NULL
+
+
+#line 235 "dkdbt2.ctr"
+};
+
+
+
+/** Keywords, replaced by localized text.
+*/
+static const dkChar * const dkdbt_kw_def[] = {
+/* 0 */
+dkT("Failed to set up signal handlers!"),
+
+/* 1 */
+dkT("Failed to restore previous signal handlers!"),
+
+NULL
+
+
+#line 252 "dkdbt2.ctr"
+};
+
+
+
+/** Command line options.
+*/
+static const dk4_option_specification_t dkdbt_options[] = {
+ { dkT('m'), dkT("make"), DK4_OPT_ARG_NONE },
+ { dkT('t'), dkT("text"), DK4_OPT_ARG_NONE },
+ { dkT('a'), dkT("append"), DK4_OPT_ARG_NONE },
+ { dkT('c'), dkT("comment"), DK4_OPT_ARG_STRING },
+ { dkT('i'), dkT("input-encoding"), DK4_OPT_ARG_STRING }
+};
+
+
+
+/** Application structure.
+*/
+static dk4_app_t *app = NULL;
+
+
+
+/** Pointer to localized messages array.
+*/
+static const dkChar * const *dkdbt_msg = dkdbt_kw_def;
+
+
+
+/** Number of options in the dkdbt_options array.
+*/
+static const size_t dkdbt_sz_options =
+sizeof(dkdbt_options)/sizeof(dk4_option_specification_t);
+
+
+
+/** Number of keywords in the dkdbt_msg array.
+*/
+static size_t dkdbt_sz_msg =
+(sizeof(dkdbt_kw_def)/sizeof(DK4_PDKCHAR) - 1);
+
+
+
+/** Maximum key size (0 = unlimited).
+*/
+static size_t keymax = 4096;
+
+
+
+/** Maximum value size (0 = unlimited).
+*/
+static size_t valmax = 4096;
+
+
+
+/** Exit status code.
+*/
+static int exval = EXIT_FAILURE;
+
+
+
+/** Action to execute.
+*/
+static int action = DKDBT_ACTION_COPY;
+
+
+
+/** Expected input encoding on stdin.
+*/
+static int input_enc_s = DK4_FILE_ENCODING_ASCII;
+
+
+
+/** Expected input encoding on input files.
+*/
+static int input_enc_f = DK4_FILE_ENCODING_ASCII;
+
+
+
+/** Flag: Append instead of truncate.
+*/
+static int append = 0;
+
+
+
+#ifdef SIGPIPE
+/** Indicator: SIGPIPE signal received.
+*/
+static
+DK4_VOLATILE
+dk4_sig_atomic_t sig_had_pipe = 0;
+#endif
+
+/** Indicator: SIGINT signal received.
+*/
+static
+DK4_VOLATILE
+dk4_sig_atomic_t sig_had_int = 0;
+
+/** Indicator: SIGTERM signal received.
+*/
+static
+DK4_VOLATILE
+dk4_sig_atomic_t sig_had_term = 0;
+
+
+
+/** Pass a volatile pointer to an atomic integer.
+ This function is necessary as some compilers mis-optimize
+ direct access to volatile variables (at least if you believe
+ one of the coding standards).
+ @param ptr Address of atomic integer variable.
+ @return The unmodified pointer.
+*/
+static
+DK4_VOLATILE
+dk4_sig_atomic_t *
+sig_pass_pointer(DK4_VOLATILE dk4_sig_atomic_t *ptr)
+{
+ return ptr;
+}
+
+
+
+#ifdef SIGPIPE
+/** Handler for SIGPIPE signal.
+ @param signo Signal number (always SIGPIPE, ignored).
+*/
+static
+void
+sig_handler_pipe(int signo)
+{
+ *sig_pass_pointer(&sig_had_pipe) = 1;
+}
+#endif
+
+/** Handler for SIGINT signal.
+ @param signo Signal number (always SIGINT, ignored).
+*/
+static
+void
+sig_handler_int(int signo)
+{
+ *sig_pass_pointer(&sig_had_int) = 1;
+}
+
+/** Handler for SIGTERM signal.
+ @param signo Signal number (always SIGTERM, ignored).
+*/
+static
+void
+sig_handler_term(int signo)
+{
+ *sig_pass_pointer(&sig_had_term) = 1;
+}
+
+/** Read value from volatile atomic type.
+ This function is necessary as some compilers mis-optimize
+ direct access to volatile variables (at least if you believe
+ one of the coding standards).
+ @param ap Pointer to volatile atomic variable.
+ @return Contents of the variable.
+*/
+static
+dk4_sig_atomic_t
+sig_read_atomic(DK4_VOLATILE dk4_sig_atomic_t *ap)
+{
+ return (*ap);
+}
+
+/** Check whether we can continue or if a signal was received.
+ @param check_pipe Flag: Check for occured SIGPIPE signal too.
+ @return 1 if the program can continue, 0 if a signal was received.
+*/
+static
+int
+sig_can_continue(int check_pipe)
+{
+ int back = 1;
+#ifdef SIGPIPE
+ if (0 != check_pipe) {
+ if (0 != sig_read_atomic(&sig_had_pipe)) { back = 0; }
+ }
+#endif
+ if (0 != sig_read_atomic(&sig_had_int )) { back = 0; }
+ if (0 != sig_read_atomic(&sig_had_term)) { back = 0; }
+ return back;
+}
+
+
+
+/** Check whether we can continue.
+ @return 1 for yes, 0 for no.
+*/
+static
+int
+dkdbt_can_continue(void)
+{
+ int back = 1;
+ if (0 == sig_can_continue(1)) {
+ back = 0;
+ }
+ return back;
+}
+
+
+
+static
+void
+dkdbt_copy_databases(void)
+{
+ /* ##### */
+}
+
+
+
+static
+void
+dkdbt_make_database(void)
+{
+ /* ##### */
+}
+
+
+
+static
+void
+dkdbt_show_database(void)
+{
+ dk4_er_t er;
+ dk4_dbi_t *dbi;
+ const dkChar *fn;
+ int argc;
+
+ argc = dk4app_get_argc(app);
+ if (0 < argc) {
+ if (3 > argc) {
+ fn = dk4app_get_argv(app, 0);
+ if (NULL != fn) {
+ dk4error_init(&er);
+ dbi = dk4dbi_open(fn, 0, 0, keymax, valmax, &er);
+ if (NULL != dbi) {
+ dk4dbi_close(dbi, &er);
+ }
+ } else {
+ /* ##### ERROR: Bug */
+ exval = EXIT_FAILURE;
+ }
+ } else {
+ /* ##### ERROR: Too many file names */
+ exval = EXIT_FAILURE;
+ }
+ } else {
+ /* ##### ERROR: At least one file name required */
+ exval = EXIT_FAILURE;
+ }
+}
+
+
+
+/** Run with signal handlers installed.
+*/
+static
+void
+dkdbt_normal_run(void)
+{
+ dkChar buf[32];
+ const size_t szbuf = DK4_SIZEOF(buf,dkChar);
+ int bom = 0;
+
+ if (0 != dk4app_opt_is_set_short(app, dkT('m'), NULL)) {
+ if (0 != dk4app_opt_is_set_short(app, dkT('t'), NULL)) {
+ action = DKDBT_ACTION_NONE;
+ exval = EXIT_FAILURE;
+ /* ##### ERROR: Illegal option combination */
+ } else {
+ action = DKDBT_ACTION_FROM_TEXT;
+ if (0 != dk4app_opt_is_set_short(app, dkT('a'), NULL)) {
+ append = 1;
+ }
+ if (0 != dk4app_opt_is_set_short(app, dkT('i'), NULL)) {
+ if (0 != dk4app_opt_get_string_short(buf,sz_buf,app,dkT('i'),NULL)) {
+ if (0 != dk4enc_find(&input_enc_s, &bom, buf, NULL)) {
+ input_enc_f = input_enc_s;
+ } else {
+ /* ##### ERROR: Illegal input encoding */
+ exit = EXIT_FAILURE;
+ }
+ }
+ }
+ }
+ } else {
+ if (0 != dk4app_opt_is_set_short(app, dkT('t'), NULL)) {
+ action = DKDBT_ACTION_TO_TEXT;
+ } else {
+ if (0 != dk4app_opt_is_set_short(app, dkT('a'), NULL)) {
+ append = 1;
+ }
+ }
+ }
+ if (EXIT_SUCCESS == exval) {
+ switch (action) {
+ case DKDBT_ACTION_COPY : {
+ dkdbt_copy_databases();
+ } break;
+ case DKDBT_ACTION_FROM_TEXT : {
+ dkdbt_make_database();
+ } break;
+ case DKDBT_ACTION_TO_TEXT : {
+ dkdbt_show_database();
+ } break;
+ }
+ }
+}
+
+
+
+#if DK4_HAVE_SIGACTION
+/** Set signal handlers and run.
+*/
+static
+void
+dkdbt_run_with_signal_handlers(void)
+{
+#ifdef SIGPIPE
+ struct sigaction opipe;
+#endif
+ struct sigaction oint;
+#ifdef SIGPIPE
+ struct sigaction npipe;
+#endif
+ struct sigaction nint;
+ struct sigaction oterm;
+ struct sigaction nterm;
+ int success = 0;
+
+#ifdef SIGPIPE
+ /* Set up signal handling for SIGPIPE.
+ */
+ npipe.sa_handler = sig_handler_pipe;
+ npipe.sa_flags = 0;
+ if (0 != sigemptyset(&npipe.sa_mask)) {
+ /* ERROR: Failed to set up masked signal set for SIGPIPE */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto finished;
+ }
+ if (0 != sigaddset(&npipe.sa_mask, SIGPIPE)) {
+ /* ERROR: Failed to set up masked signal set for SIGPIPE */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto finished;
+ }
+ if (0 != sigaction(SIGPIPE, &npipe, &opipe)) {
+ /* ERROR: Failed to set up signal handler for SIGPIPE */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto finished;
+ }
+#endif
+
+ /* Set up signal handling for SIGINT.
+ */
+ nint.sa_handler = sig_handler_int;
+ nint.sa_flags = 0;
+ if (0 != sigemptyset(&nint.sa_mask)) {
+ /* ERROR: Failed to set up masked signal set for SIGINT */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_pipe;
+ }
+ if (0 != sigaddset(&nint.sa_mask, SIGINT)) {
+ /* ERROR: Failed to set up masked signal set for SIGINT */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_pipe;
+ }
+ if (0 != sigaction(SIGINT, &nint, &oint)) {
+ /* ERROR: Failed to set up signal handler for SIGINT */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_pipe;
+ }
+
+ /* Set up signal handling for SIGTERM
+ */
+ nterm.sa_handler = sig_handler_term;
+ nterm.sa_flags = 0;
+ if (0 != sigemptyset(&nterm.sa_mask)) {
+ /* ERROR: Failed to set up masked signal set for SIGTERM */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_int;
+ }
+ if (0 != sigaddset(&nterm.sa_mask, SIGTERM)) {
+ /* ERROR: Failed to set up masked signal set for SIGTERM */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_int;
+ }
+ if (0 != sigaction(SIGTERM, &nterm, &oterm)) {
+ /* ERROR: Failed to set up signal handler for SIGTERM */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 0);
+ goto restore_old_int;
+ }
+
+ success = 1;
+ dkdbt_normal_run();
+
+ /* Restore signal handling for SIGTERM.
+ */
+ if (0 != sigaction(SIGTERM, &oterm, NULL)) {
+ /* ERROR: Failed to restore old SIGTERM settings */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 1);
+ success = 0;
+ }
+
+ /* Restore signal handling for SIGINT.
+ */
+ restore_old_int:
+ if (0 != sigaction(SIGINT, &oint, NULL)) {
+ /* ERROR: Failed to restore old SIGPIPE settings */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 1);
+ success = 0;
+ }
+
+#ifdef SIGPIPE
+ /* Restore signal handling for SIGPIPE.
+ */
+ restore_old_pipe:
+ if (0 != sigaction(SIGPIPE, &opipe, NULL)) {
+ /* ERROR: Failed to restore old SIGPIPE settings */
+ dk4app_log_1(app, dkdbt_msg, dkdbt_sz_msg, DK4_LL_ERROR, 1);
+ success = 0;
+ }
+#endif
+
+ /* Set exit status code if error occured.
+ */
+ finished:
+ if (0 == success) { exval = EXIT_FAILURE; }
+}
+#else
+#if DK4_HAVE_SIGSET
+/** Set signal handlers and run.
+*/
+static
+void
+dkdbt_run_with_signal_handlers(void)
+{
+#ifdef SIGPIPE
+ dk4_sig_handler_t *oldpipe = NULL;
+#endif
+ dk4_sig_handler_t *oldint = NULL;
+ dk4_sig_handler_t *oldterm = NULL;
+
+#ifdef SIGPIPE
+ oldpipe = sigset(SIGPIPE, sig_handler_pipe);
+#endif
+ oldint = sigset(SIGINT, sig_handler_int);
+ oldterm = sigset(SIGTERM, sig_handler_term);
+ dkdbt_normal_run();
+ sigset(SIGTERM, oldterm);
+ sigset(SIGINT, oldint);
+#ifdef SIGPIPE
+ sigset(SIGPIPE, oldpipe);
+#endif
+}
+#else
+#if DK4_HAVE_SIGNAL
+/** Set signal handlers and run.
+*/
+static
+void
+dkdbt_run_with_signal_handlers(void)
+{
+#ifdef SIGPIPE
+ dk4_sig_handler_t *oldpipe = NULL;
+#endif
+ dk4_sig_handler_t *oldint = NULL;
+ dk4_sig_handler_t *oldterm = NULL;
+
+#ifdef SIGPIPE
+ oldpipe = signal(SIGPIPE, sig_handler_pipe);
+#endif
+ oldint = signal(SIGINT, sig_handler_int);
+ oldterm = signal(SIGTERM, sig_handler_term);
+ dkdbt_normal_run();
+ signal(SIGTERM, oldterm);
+ signal(SIGINT, oldint);
+#ifdef SIGPIPE
+ signal(SIGPIPE, oldpipe);
+#endif
+}
+#else
+/** Set signal handlers and run.
+*/
+static
+void
+dkdbt_run_with_signal_handlers(void)
+{
+ dkdbt_normal_run();
+}
+#endif
+#endif
+#endif
+
+
+
+/** Main function.
+ @param argc Number of command line arguments.
+ @param argv Command line arguments array.
+ @return 0 on success, all other values indicate errors.
+*/
+#if DK4_CHAR_SIZE > 1
+int wmain(int argc, wchar_t *argv[])
+#else
+int main(int argc, char *argv[])
+#endif
+{
+ dk4_sig_atomic_t shp = 0;
+
+
+#line 765 "dkdbt2.ctr"
+
+
+#line 766 "dkdbt2.ctr"
+ dk4fput_initialize_stdout();
+ dk4fput_initialize_stderr();
+ app = dk4app_open_cmd(
+ argc, argv,
+ dkdbt_options, dkdbt_sz_options,
+ dkdbt_kwnl[0], version_text,
+ dkdbt_kwnl[1], dkdbt_help_text, dkdbt_license_text
+ );
+ if (NULL != app) {
+ dkdbt_sz_msg = dk4app_string_table_size(dkdbt_kw_def);
+ dkdbt_msg = dk4app_string_table(app, dkdbt_kwnl[2], dkdbt_kw_def);
+ if (0 != dk4app_can_run_normally(app)) {
+ exval = EXIT_SUCCESS;
+ dkdbt_run_with_signal_handlers();
+#ifdef SIGPIPE
+ shp = sig_read_atomic(&sig_had_pipe);
+#endif
+ if (0 != shp) {
+
+#line 784 "dkdbt2.ctr"
+ /* ##### ERROR: Writing to pipe failed */
+ }
+ if (0 != sig_read_atomic(&sig_had_int)) {
+
+#line 787 "dkdbt2.ctr"
+ /* ##### ERROR: Interrupted */
+ }
+ } else {
+ if (0 != dk4app_help_version_license(app)) {
+ exval = EXIT_SUCCESS;
+ }
+ }
+ dk4app_close(app); app = NULL;
+ }
+ fflush(stdout);
+ fflush(stderr);
+ dk4fput_cleanup_stderr();
+ dk4fput_cleanup_stdout();
+
+
+#line 801 "dkdbt2.ctr"
+
+
+#line 802 "dkdbt2.ctr"
+ exit(exval); return exval;
+}
+