%% options copyright owner = Dirk Krause copyright year = 2019-xxxx SPDX-License-Identifier: BSD-3-Clause %% module /** @file dk-bin2c The dk-bin2c program. See dk_bin2c_help_text for details. */ #include "dk4conf.h" #include #if DK4_HAVE_STDLIB_H #ifndef STDLIB_H_INCLUDED #include #define STDLIB_H_INCLUDED 1 #endif #endif #if DK4_HAVE_UNISTD_H #ifndef UNISTD_H_INCLUDED #include #define UNISTD_H_INCLUDED 1 #endif #endif #if DK4_HAVE_SYS_TYPES_H #ifndef SYS_TYPES_H_INCLUDED #include #define SYS_TYPES_H_INCLUDED 1 #endif #endif #if DK4_HAVE_SIGNAL_H #ifndef SIGNAL_H_INCLUDED #include #define SIGNAL_H_INCLUDED 1 #endif #endif #if DK4_HAVE_PROCESS_H #ifndef PROCESS_H_INCLUDED #include #define PROCESS_H_INCLUDED 1 #endif #endif #if DK4_HAVE_IO_H #ifndef IO_H_INCLUDED #include #define IO_H_INCLUDED 1 #endif #endif #if DK4_HAVE_FCNTL_H #ifndef FCNTL_H_INCLUDED #include #define FCNTL_H_INCLUDED 1 #endif #endif #if DK4_HAVE_ERRNO_H #ifndef ERRNO_H_INCLUDED #include #define ERRNO_H_INCLUDED 1 #endif #endif #include "dk4types.h" #include "dk4const.h" #include "dk4mem.h" #include "dk4app.h" #include "dk4aopt.h" #include "dk4fopda.h" #include "dk4fput.h" #include "dk4vers.h" #include "dk4mpl.h" #include "dk4unused.h" #include "dk4str8.h" #include "dk4strw.h" #include "dk4strd.h" #include "dk4pathd.h" #ifndef DK4WMAIN_H_INCLUDED #include "dk4wmain.h" #endif $!trace-include /** Buffer for data from file. */ static unsigned char buffer[4096]; /** Localized dkChar text fragments, overwritten by string table if found. */ static const dkChar * const dk_bin2c_kw_def[] = { $!string-table macro=dkT # # 0 Error: Failed to set up signal handlers! # Failed to set up signal handlers! # # 1 Error: Failed to restore signal handlers! # Failed to restore signal handlers! # # 2 Error: Path or file name too long! # Path or file name too long! # # 3 Error: Path too long! # Path too long! # # 4 Error: No matching file found! # No matching file found! # # 5 Error: Interrupted by SIGINT! # Interrupted by SIGINT! # # 6 Error: Interrupted by SIGTERM! # Interrupted by SIGTERM! # # 7 Error: Interrupted by SIGPIPE! # Interrupted by SIGPIPE! # # 8 Error: Failed to write to stdout! # Failed to write to stdout! $!end }; /** Constant text fragments, not localized. */ static const dkChar * const dk_bin2c_kwnl[] = { $!string-table macro=dkT # # 0 Program group name # dktools # # 1 Help text file name # dk-bin2c.txt # # 2 String table file name # dk-bin2c.str # # 3 File opening mode, read binary # rb # # 4 Windows path separator # \\ # # 5 Special file name for standard input # # # # $!end }; /** Help text shown by --help option. */ static const dkChar * const dk_bin2c_help_text[] = { $!text macro=dkT,preprocessor dk-bin2c - Convert binary data to C source code dk-bin2c [] [] Options: -o --octal Octal output (default: hexadecimal). -i --indent= Indent (spaces at start of line). -s --spaces= Spaces between items on line. -b --bytes-per-line= Number of bytes to print per line. --help Show help text. --manual *** SHOW FULL MANUAL. *** --version Show version information. --license Show license information. $!end }; /** License text shown by --license option. */ static const dkChar * const dk_bin2c_license_text[] = { $!text macro=dkT,preprocessor This software uses code from the following projects, either directly or as a library: dktools Dirk Krause's tools and libraries. See http://sourceforge.net/p/dktools/wiki/Home/ for more information. #if DK4_HAVE_ZLIB_H zlib Data compression library. See http://www.zlib.net/ for more information. #endif #if DK4_HAVE_BZLIB_H bzip2 Data compression program and library. See http://www.bzip.org/ for more information. #endif All the licenses below apply to the program. Licenses for used libraries are shown as found on my Scientific Linux 6.x computer in the /usr/share/doc directory on 2015-04-01. Check the project homepages of the used libraries for additional information and/or updated license terms. DK tools and libraries license ============================== Copyright (c) 2015-2019, Dirk Krause. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holder nor the names of its 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 HOLDER 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. #if DK4_HAVE_ZLIB_H Zlib license ============ (C) 1995-2004 Jean-loup Gailly and Mark Adler This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software. Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions: 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 3. This notice may not be removed or altered from any source distribution. Jean-loup Gailly Mark Adler jloup@gzip.org madler@alumni.caltech.edu #endif #if DK4_HAVE_BZLIB_H Bzip2 and libbzip2 library license ================================== This program, "bzip2", the associated library "libbzip2", and all documentation, are copyright (C) 1996-2007 Julian R Seward. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required. 3. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. 4. The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. Julian Seward, jseward@bzip.org bzip2/libbzip2 version 1.0.5 of 10 December 2007 #endif $!end }; /** Program options. */ static const dk4_option_specification_t dk_bin2c_options[] = { { dkT('o'), dkT("octal"), DK4_OPT_ARG_NONE }, { dkT('i'), dkT("indent"), DK4_OPT_ARG_UNSIGNED }, { dkT('s'), dkT("spaces"), DK4_OPT_ARG_UNSIGNED }, { dkT('b'), dkT("bytes-per-line"), DK4_OPT_ARG_UNSIGNED }, { dkT('v'), dkT("verbose"), DK4_OPT_ARG_NONE } }; /** Array of localized message text fragments. */ static const dkChar * const *dk_bin2c_msg = dk_bin2c_kw_def; /** Indent at beginning of lines. */ static dk4_um_t indent = (dk4_um_t)0UL; /** Number of spaces between items. */ static dk4_um_t spaces = (dk4_um_t)0UL; /** Number of bytes t print per line. */ static dk4_um_t bpl = (dk4_um_t)15UL; /** Current position in line. */ static dk4_um_t position = (dk4_um_t)0UL; /** Number of options in the options array. */ static size_t const sz_dk_bin2c_options = sizeof(dk_bin2c_options)/sizeof(dk4_option_specification_t); /** Number of elements in localized text fragments array. */ static size_t dk_bin2c_sz_msg = sizeof(dk_bin2c_kw_def)/sizeof(DK4_PCDKCHAR) - 1; /** Size of input buffer. */ static size_t const sz_buffer = sizeof(buffer); /** Produce octal output instead of hexadecimal output. */ static int octal = 0; /** Verbose mode, issue extra diagnostics. */ static int verbose = 0; /** Exit status code returned by the program. */ static int exval = EXIT_FAILURE; /** Flag: Output error occured in printf(), fputs() or fputc(). */ static int output_error = 0; /** Flag: Already found data. */ static int have_data = 0; /** Application structure for diagnostics. */ static dk4_app_t *app = NULL; #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 DK4_ARG_UNUSED(signo) ) { DK4_UNUSED_ARG(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 DK4_ARG_UNUSED(signo) ) { DK4_UNUSED_ARG(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 DK4_ARG_UNUSED(signo) ) { DK4_UNUSED_ARG(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( #ifdef SIGPIPE int check_pipe #else int DK4_ARG_UNUSED(check_pipe) #endif ) { int back = 1; #ifndef SIGPIPE DK4_UNUSED_ARG(check_pipe) #else 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; } /** Process one file contents. @param fipo Input file, opened for binary reading. @param infname Name of the file to process. */ static void dk_bin2c_process_file(FILE *fipo) { char buf[32]; /* Buffer for byte representation */ dk4_um_t iu; /* Count spaces */ size_t rdb; /* Number of bytes read from file */ size_t i; /* Index to traverse bytes in buffer */ int cc = 1; /* Flag: Can continue */ $? "+ dk_bin2c_process_file" while ((1 == cc) && (0 != sig_can_continue(1))) { rdb = fread(buffer, 1, sz_buffer, fipo); if (0 < rdb) { for (i = 0; ((i < rdb) && (0 != sig_can_continue(1))); i++) { if (0 != have_data) { if (EOF == fputc(',', stdout)) { output_error = 1; exval = EXIT_FAILURE; } if (position >= bpl) { position = (dk4_um_t)0UL; if (EOF == fputc('\n', stdout)) { output_error = 1; exval = EXIT_FAILURE; } for (iu = (dk4_um_t)0UL; iu < indent; iu++) { if (EOF == fputc(' ', stdout)) { output_error = 1; exval = EXIT_FAILURE; } } } else { for (iu = (dk4_um_t)0UL; iu < spaces; iu++) { if (EOF == fputc(' ', stdout)) { output_error = 1; exval = EXIT_FAILURE; } } } } else { for (iu = (dk4_um_t)0UL; iu < indent; iu++) { if (EOF == fputc(' ', stdout)) { output_error = 1; exval = EXIT_FAILURE; } } } if (0 != octal) { sprintf(buf, "0%03o", (unsigned)(buffer[i])); } else { sprintf(buf, "0x%02x", (unsigned)(buffer[i])); } if (EOF == fputs(buf, stdout)) { output_error = 1; exval = EXIT_FAILURE; } have_data = 1; position++; } } else { cc = 0; } } $? "- dk_bin2c_process_file" } /** Run as pipe, process standard input. */ static void dk_bin2c_process_stdin(void) { #if DK4_ON_WINDOWS int oldmode; #endif $? "+ dk_bin2c_process_stdin" #if DK4_ON_WINDOWS oldmode = _setmode(_fileno(stdin), _O_BINARY); #endif dk_bin2c_process_file(stdin); #if DK4_ON_WINDOWS _setmode(_fileno(stdin), oldmode); #endif $? "- dk_bin2c_process_stdin" } /** Process one file name. @param infname Input file name (real file name, no expansion). */ static void dk_bin2c_process_file_name(const dkChar *infname) { FILE *fipo; dkChar const *oldsourcefile; /* Source file name */ dk4_um_t oldsourceline; /* Source line number */ int tests = DK4_FOPEN_SC_IS_REGULAR; $? "+ dk_bin2c_process_file_name" oldsourcefile = dk4app_get_log_source_file(app); oldsourceline = dk4app_get_log_source_line(app); dk4app_set_log_source_file(app, infname); dk4app_set_log_source_line(app, (dk4_um_t)0UL); fipo = dk4fopen_app(infname, dk_bin2c_kwnl[3], tests, app); if (NULL != fipo) { dk_bin2c_process_file(fipo); fclose(fipo); } else { exval = EXIT_FAILURE; } dk4app_set_log_source_file(app, oldsourcefile); dk4app_set_log_source_line(app, oldsourceline); $? "- dk_bin2c_process_file_name" } #if DK4_ON_WINDOWS /** Expand one file name. @param pattern Input file name pattern containing wildcards. */ static void dk_bin2c_expand_and_process(const dkChar *pattern) { dkChar buf[DK4_MAX_PATH]; /* Buffer to construct file name */ dk4_dir_t *fne; /* File name expander */ dkChar const *shf; /* Short file name */ dkChar const *pth; /* Path name */ dkChar const *oldsourcefile; /* Source file name */ dk4_um_t oldsourceline; /* Source line number */ size_t szbuf; /* Size of buffer */ int cc; /* Flag: Can continue */ int res; /* String concat result */ int found; /* Flag: File(s) found */ $? "+ dk_bin2c_expand_and_process" oldsourcefile = dk4app_get_log_source_file(app); oldsourceline = dk4app_get_log_source_line(app); dk4app_set_log_source_file(app, pattern); dk4app_set_log_source_line(app, (dk4_um_t)0UL); found = 0; szbuf = DK4_SIZEOF(buf,dkChar); fne = dk4app_fne_open(pattern, app); if (NULL != fne) { cc = 1; while ((1 == cc) && (sig_can_continue(1))) { shf = dk4dir_next_file(fne); if (NULL != shf) { found = 1; pth = dk4dir_get_path(fne); if (NULL != pth) { /* Construct full file name in buf, process this file name */ res = dk4str_cpy_s(buf, szbuf, pth, NULL); if (0 != res) { res = dk4str_cat_s(buf, szbuf, dk_bin2c_kwnl[4], NULL); if (0 != res) { res = dk4str_cat_s(buf, szbuf, shf, NULL); if (0 != res) { dk_bin2c_process_file_name(buf); } else { /* ERROR: Path or file name too long */ dk4app_log_1( app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 2 ); exval = EXIT_FAILURE; } } else { /* ERROR: Path too long */ exval = EXIT_FAILURE; dk4app_log_1( app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 3 ); } } else { /* ERROR: Path too long */ dk4app_log_1( app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 3 ); exval = EXIT_FAILURE; } } else { /* No path specified, process short file name as is */ dk_bin2c_process_file_name(shf); } } else { cc = 0; } } dk4dir_close(fne); if (0 == found) { /* ERROR: No matching file found */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 4); exval = EXIT_FAILURE; } } else { /* ERROR: Failed to open file name expander */ exval = EXIT_FAILURE; } dk4app_set_log_source_file(app, oldsourcefile); dk4app_set_log_source_line(app, oldsourceline); $? "- dk_bin2c_expand_and_process" } #endif /** Process one file name. @param infname File name to process, may be a pattern with wildcards. */ static void dk_bin2c_process_one_argv(const dkChar *infname) { $? "+ dk_bin2c_process_one_argv" #if DK4_ON_WINDOWS if (0 != dk4path_must_expand(infname)) { dk_bin2c_expand_and_process(infname); } else { #endif dk_bin2c_process_file_name(infname); #if DK4_ON_WINDOWS } #endif $? "- dk_bin2c_process_one_argv" } /** Run functionality after setting up signal handlers. */ static void dk_bin2c_normal_run(void) { int argc; /* Number of command line arguments */ int i; /* Current command line argument index */ $? "+ dk_bin2c_normal_run" /* Indicate success so far */ exval = EXIT_SUCCESS; /* Process command line arguments */ if (0 != dk4app_opt_is_set_short(app, dkT('o'), NULL)) { octal = 1; } if (0 != dk4app_opt_is_set_short(app, dkT('v'), NULL)) { verbose = 1; } if (0 != dk4app_opt_is_set_short(app, dkT('i'), NULL)) { if (0 == dk4app_opt_get_unsigned_short(&indent, app, dkT('i'), NULL)) { indent = (dk4_um_t)0UL; } } if (0 != dk4app_opt_is_set_short(app, dkT('s'), NULL)) { if (0 == dk4app_opt_get_unsigned_short(&spaces, app, dkT('s'), NULL)) { spaces = (dk4_um_t)0UL; } } if (0 != dk4app_opt_is_set_short(app, dkT('b'), NULL)) { if (0 == dk4app_opt_get_unsigned_short(&bpl, app, dkT('b'), NULL)) { bpl = (dk4_um_t)15UL; } } /* Start normal processing */ argc = dk4app_get_argc(app); if (0 < argc) { /* Process named files */ for (i = 0; ((i < argc) && (0 != sig_can_continue(1))); i++) { dk_bin2c_process_one_argv(dk4app_get_argv(app, i)); } } else { /* Process standard input */ dk_bin2c_process_stdin(); } if (0 != have_data) { if (EOF == fputc('\n', stdout)) { output_error = 1; exval = EXIT_FAILURE; } } $? "- dk_bin2c_normal_run" } #if DK4_HAVE_SIGACTION /** Set signal handlers and run. */ static void dk_bin2c_run_with_signal_handlers(void) { #ifdef SIGPIPE struct sigaction opipe; struct sigaction npipe; #endif struct sigaction oint; struct sigaction nint; struct sigaction oterm; struct sigaction nterm; int success = 0; #ifdef SIGPIPE /* Set up signal handling for SIGPIPE. */ DK4_MEMRES(&npipe, sizeof(npipe)); 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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 0); goto finished; } #endif /* Set up signal handling for SIGINT. */ DK4_MEMRES(&nint, sizeof(nint)); 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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 0); goto restore_old_pipe; } /* Set up signal handling for SIGTERM */ DK4_MEMRES(&nterm, sizeof(nterm)); 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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 0); goto restore_old_int; } success = 1; dk_bin2c_normal_run(); /* Restore signal handling for SIGTERM. */ if (0 != sigaction(SIGTERM, &oterm, NULL)) { /* ERROR: Failed to restore old SIGTERM settings */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_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 SIGINT settings */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_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, dk_bin2c_msg, dk_bin2c_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 dk_bin2c_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); dk_bin2c_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 dk_bin2c_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); dk_bin2c_normal_run(); signal(SIGTERM, oldterm); signal(SIGINT, oldint); #ifdef SIGPIPE signal(SIGPIPE, oldpipe); #endif } #else /** Set signal handlers and run. */ static void dk_bin2c_run_with_signal_handlers(void) { dk_bin2c_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 { int silent = 0; /* Flag: Run silently in vim */ int shp = 0; /* Flag: SIGPIPE occured */ $!trace-init dk-bin2c.deb $? "+ main" /* Check for running within vim */ #if DK4_CHAR_SIZE > 1 if (NULL != getenv("VIM")) { silent = 1; } if (NULL != getenv("VIMRUNTIME")) { silent = 1; } #endif /* Open application */ if (0 != silent) { app = dk4app_open_silent( argc, argv, dk_bin2c_options, sz_dk_bin2c_options, dk_bin2c_kwnl[0], DKT_VERSION_DK, dk_bin2c_kwnl[1], dk_bin2c_help_text, dk_bin2c_license_text ); } else { dk4fput_initialize_stderr(); app = dk4app_open_cmd( argc, argv, dk_bin2c_options, sz_dk_bin2c_options, dk_bin2c_kwnl[0], DKT_VERSION_DK, dk_bin2c_kwnl[1], dk_bin2c_help_text, dk_bin2c_license_text ); } if (NULL != app) { dk_bin2c_sz_msg = dk4app_string_table_size(dk_bin2c_kw_def); dk_bin2c_msg = dk4app_string_table( app, dk_bin2c_kwnl[2], dk_bin2c_kw_def ); if (0 != dk4app_can_run_normally(app)) { dk_bin2c_run_with_signal_handlers(); } else { dk4fput_initialize_stdout(); if (0 != dk4app_help_version_license(app)) { exval = EXIT_SUCCESS; } fflush(stdout); fflush(stderr); dk4fput_cleanup_stdout(); } if (0 != sig_read_atomic(&sig_had_int )) { exval = EXIT_FAILURE; /* ERROR: Interrupted by SIGINT */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 5); } if (0 != sig_read_atomic(&sig_had_term)) { exval = EXIT_FAILURE; /* ERROR: Interrupted by SIGTERM */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 6); } #ifdef SIGPIPE if (0 != sig_read_atomic(&sig_had_pipe)) { exval = EXIT_FAILURE; shp = 1; if (0 != verbose) { /* ERROR: Interrupted by SIGPIPE */ dk4app_log_1(app,dk_bin2c_msg,dk_bin2c_sz_msg,DK4_LL_ERROR,7); } } #endif if ((0 == shp) && (0 != output_error)) { exval = EXIT_FAILURE; /* ERROR: Output to stdout failed */ dk4app_log_1(app, dk_bin2c_msg, dk_bin2c_sz_msg, DK4_LL_ERROR, 8); } dk4app_close(app); } else { } if (0 != have_data) { fflush(stdout); } if (0 == silent) { fflush(stderr); dk4fput_cleanup_stderr(); } $? "- main %d", exval $!trace-end exit(exval); return exval; } /* vim: set ai sw=4 ts=4 : */