static bool split_line(chunk_t *start) { LOG_FUNC_ENTRY(); LOG_FMT(LSPLIT, "%s(%d): start->text() '%s', orig_line is %zu, orig_col is %zu, type is %s\n", __func__, __LINE__, start->text(), start->orig_line, start->orig_col, get_token_name(start->type)); LOG_FMT(LSPLIT, " start->flags "); log_pcf_flags(LSPLIT, start->flags); LOG_FMT(LSPLIT, " start->parent_type %s, (PCF_IN_FCN_DEF is %s), (PCF_IN_FCN_CALL is %s)\n", get_token_name(start->parent_type), ((start->flags & (PCF_IN_FCN_DEF)) != 0) ? "TRUE" : "FALSE", ((start->flags & (PCF_IN_FCN_CALL)) != 0) ? "TRUE" : "FALSE"); // break at maximum line length if ls_code_width is true if (start->flags & PCF_ONE_LINER) { LOG_FMT(LSPLIT, "%s(%d): ** ONCE LINER SPLIT **\n", __func__, __LINE__); undo_one_liner(start); newlines_cleanup_braces(false); // Issue #1352 cpd.changes++; return(false); } LOG_FMT(LSPLIT, "%s(%d):\n", __func__, __LINE__); if (cpd.settings[UO_ls_code_width].b) { } // Check to see if we are in a for statement else if (start->flags & PCF_IN_FOR) { LOG_FMT(LSPLIT, " ** FOR SPLIT **\n"); split_for_stmt(start); if (!is_past_width(start)) { return(true); } LOG_FMT(LSPLIT, "%s(%d): for split didn't work\n", __func__, __LINE__); } /* * If this is in a function call or prototype, split on commas or right * after the open parenthesis */ else if ( (start->flags & PCF_IN_FCN_DEF) || start->parent_type == CT_FUNC_PROTO // Issue #1169 || ( (start->level == (start->brace_level + 1)) && (start->flags & PCF_IN_FCN_CALL))) { LOG_FMT(LSPLIT, " ** FUNC SPLIT **\n"); if (cpd.settings[UO_ls_func_split_full].b) { split_fcn_params_full(start); if (!is_past_width(start)) { return(true); } } split_fcn_params(start); return(true); } /* * If this is in a template, split on commas, Issue #1170 */ else if (start->flags & PCF_IN_TEMPLATE) { LOG_FMT(LSPLIT, " ** TEMPLATE SPLIT **\n"); split_template(start); return(true); } LOG_FMT(LSPLIT, "%s(%d):\n", __func__, __LINE__); // Try to find the best spot to split the line cw_entry ent; memset(&ent, 0, sizeof(ent)); chunk_t *pc = start; chunk_t *prev; while (((pc = chunk_get_prev(pc)) != nullptr) && !chunk_is_newline(pc)) { LOG_FMT(LSPLIT, "%s(%d): at %s, orig_line=%zu, orig_col=%zu\n", __func__, __LINE__, pc->text(), pc->orig_line, pc->orig_col); if (pc->type != CT_SPACE) { try_split_here(ent, pc); // break at maximum line length if (ent.pc != nullptr && (cpd.settings[UO_ls_code_width].b)) { break; } } } if (ent.pc == nullptr) { LOG_FMT(LSPLIT, "\n%s(%d): TRY_SPLIT yielded NO SOLUTION for orig_line %zu at '%s' [%s]\n", __func__, __LINE__, start->orig_line, start->text(), get_token_name(start->type)); } else { LOG_FMT(LSPLIT, "\n%s(%d): TRY_SPLIT yielded '%s' [%s] on orig_line %zu\n", __func__, __LINE__, ent.pc->text(), get_token_name(ent.pc->type), ent.pc->orig_line); LOG_FMT(LSPLIT, "%s(%d): ent at '%s', orig_col is %zu\n", __func__, __LINE__, ent.pc->text(), ent.pc->orig_col); } // Break before the token instead of after it according to the pos_xxx rules if (ent.pc == nullptr) { pc = nullptr; } else { if ( ( ( chunk_is_token(ent.pc, CT_ARITH) || chunk_is_token(ent.pc, CT_CARET)) && (cpd.settings[UO_pos_arith].tp & TP_LEAD)) || ( chunk_is_token(ent.pc, CT_ASSIGN) && (cpd.settings[UO_pos_assign].tp & TP_LEAD)) || ( chunk_is_token(ent.pc, CT_COMPARE) && (cpd.settings[UO_pos_compare].tp & TP_LEAD)) || ( ( chunk_is_token(ent.pc, CT_COND_COLON) || chunk_is_token(ent.pc, CT_QUESTION)) && (cpd.settings[UO_pos_conditional].tp & TP_LEAD)) || ( chunk_is_token(ent.pc, CT_BOOL) && (cpd.settings[UO_pos_bool].tp & TP_LEAD))) { pc = ent.pc; } else { pc = chunk_get_next(ent.pc); } LOG_FMT(LSPLIT, "%s(%d): at '%s', orig_col is %zu\n", __func__, __LINE__, pc->text(), pc->orig_col); } if (pc == nullptr) { pc = start; // Don't break before a close, comma, or colon if ( start->type == CT_PAREN_CLOSE || start->type == CT_PAREN_OPEN || start->type == CT_FPAREN_CLOSE || start->type == CT_FPAREN_OPEN || start->type == CT_SPAREN_CLOSE || start->type == CT_SPAREN_OPEN || start->type == CT_ANGLE_CLOSE || start->type == CT_BRACE_CLOSE || start->type == CT_COMMA || start->type == CT_SEMICOLON || start->type == CT_VSEMICOLON || start->len() == 0) { LOG_FMT(LSPLIT, " ** NO GO **\n"); // TODO: Add in logic to handle 'hard' limits by backing up a token return(true); } } // add a newline before pc prev = chunk_get_prev(pc); if ( prev != nullptr && !chunk_is_newline(pc) && !chunk_is_newline(prev)) { //int plen = (pc->len() < 5) ? pc->len() : 5; //int slen = (start->len() < 5) ? start->len() : 5; //LOG_FMT(LSPLIT, " '%.*s' [%s], started on token '%.*s' [%s]\n", // plen, pc->text(), get_token_name(pc->type), // slen, start->text(), get_token_name(start->type)); LOG_FMT(LSPLIT, "%s(%d): text() '%s', type [%s], started on token '%s', type [%s]\n", __func__, __LINE__, pc->text(), get_token_name(pc->type), start->text(), get_token_name(start->type)); split_before_chunk(pc); } return(true); } // split_line
int main(int argc, char *argv[]) { string cfg_file; const char *parsed_file = NULL; const char *source_file = NULL; const char *output_file = NULL; const char *source_list = NULL; log_mask_t mask; int idx; const char *p_arg; /* If ran without options... check keyword sort and show the usage info */ if (argc == 1) { keywords_are_sorted(); usage_exit(NULL, argv[0], EXIT_SUCCESS); } /* Build options map */ register_options(); Args arg(argc, argv); if (arg.Present("--version") || arg.Present("-v")) { version_exit(); } if (arg.Present("--help") || arg.Present("-h") || arg.Present("--usage") || arg.Present("-?")) { usage_exit(NULL, argv[0], EXIT_SUCCESS); } if (arg.Present("--show-config")) { print_options(stdout, true); return(0); } #ifdef WIN32 /* tell windoze not to change what I write to stdout */ (void)_setmode(_fileno(stdout), _O_BINARY); #endif /* Init logging */ log_init(stderr); if (arg.Present("-q")) { logmask_from_string("", mask); log_set_mask(mask); } if (((p_arg = arg.Param("-L")) != NULL) || ((p_arg = arg.Param("--log")) != NULL)) { logmask_from_string(p_arg, mask); log_set_mask(mask); } cpd.frag = arg.Present("--frag"); if ((p_arg = arg.Param("--decode")) != NULL) { log_pcf_flags(LSYS, strtoul(p_arg, NULL, 16)); exit(EXIT_SUCCESS); } /* Get the config file name */ if (((p_arg = arg.Param("--config")) != NULL) || ((p_arg = arg.Param("-c")) != NULL)) { cfg_file = p_arg; } /* Try to file a config at an alternate location */ if (cfg_file.empty()) { if (!unc_getenv("UNCRUSTIFY_CONFIG", cfg_file)) { string home; if (unc_homedir(home)) { struct stat tmp_stat; string path; path = home + "/uncrustify.cfg"; if (stat(path.c_str(), &tmp_stat) == 0) { cfg_file = path; } else { path = home + "/.uncrustify.cfg"; if (stat(path.c_str(), &tmp_stat) == 0) { cfg_file = path; } } } } } /* Get the parsed file name */ if (((parsed_file = arg.Param("--parsed")) != NULL) || ((parsed_file = arg.Param("-p")) != NULL)) { LOG_FMT(LNOTE, "Will export parsed data to: %s\n", parsed_file); } /* Enable log sevs? */ if (arg.Present("-s") || arg.Present("--show")) { log_show_sev(true); } /* Load the config file */ set_option_defaults(); /* Load type files */ idx = 0; while ((p_arg = arg.Params("-t", idx)) != NULL) { load_keyword_file(p_arg); } /* add types */ idx = 0; while ((p_arg = arg.Params("--type", idx)) != NULL) { add_keyword(p_arg, CT_TYPE); } /* Load define files */ idx = 0; while ((p_arg = arg.Params("-d", idx)) != NULL) { load_define_file(p_arg); } /* add defines */ idx = 0; while ((p_arg = arg.Params("--define", idx)) != NULL) { add_define(p_arg, NULL); } /* Check for a language override */ if ((p_arg = arg.Param("-l")) != NULL) { cpd.lang_flags = language_from_tag(p_arg); if (cpd.lang_flags == 0) { LOG_FMT(LWARN, "Ignoring unknown language: %s\n", p_arg); } else { cpd.lang_forced = true; } } /* Get the source file name */ if (((source_file = arg.Param("--file")) == NULL) && ((source_file = arg.Param("-f")) == NULL)) { // not using a single file, source_file is NULL } if (((source_list = arg.Param("--files")) == NULL) && ((source_list = arg.Param("-F")) == NULL)) { // not using a file list, source_list is NULL } const char *prefix = arg.Param("--prefix"); const char *suffix = arg.Param("--suffix"); bool no_backup = arg.Present("--no-backup"); bool replace = arg.Present("--replace"); bool keep_mtime = arg.Present("--mtime"); bool update_config = arg.Present("--update-config"); bool update_config_wd = arg.Present("--update-config-with-doc"); bool detect = arg.Present("--detect"); /* Grab the output override */ output_file = arg.Param("-o"); LOG_FMT(LDATA, "config_file = %s\n", cfg_file.c_str()); LOG_FMT(LDATA, "output_file = %s\n", (output_file != NULL) ? output_file : "null"); LOG_FMT(LDATA, "source_file = %s\n", (source_file != NULL) ? source_file : "null"); LOG_FMT(LDATA, "source_list = %s\n", (source_list != NULL) ? source_list : "null"); LOG_FMT(LDATA, "prefix = %s\n", (prefix != NULL) ? prefix : "null"); LOG_FMT(LDATA, "suffix = %s\n", (suffix != NULL) ? suffix : "null"); LOG_FMT(LDATA, "replace = %d\n", replace); LOG_FMT(LDATA, "no_backup = %d\n", no_backup); LOG_FMT(LDATA, "detect = %d\n", detect); if (replace || no_backup) { if ((prefix != NULL) || (suffix != NULL)) { usage_exit("Cannot use --replace with --prefix or --suffix", argv[0], 66); } if ((source_file != NULL) || (output_file != NULL)) { usage_exit("Cannot use --replace or --no-backup with -f or -o", argv[0], 66); } } else { if ((prefix == NULL) && (suffix == NULL)) { suffix = ".uncrustify"; } } /* Try to load the config file, if available. * It is optional for "--universalindent" and "--detect", but required for * everything else. */ if (!cfg_file.empty()) { cpd.filename = cfg_file.c_str(); if (load_option_file(cpd.filename) < 0) { usage_exit("Unable to load the config file", argv[0], 56); } } if (arg.Present("--universalindent")) { FILE *pfile = stdout; if (output_file != NULL) { pfile = fopen(output_file, "w"); if (pfile == NULL) { fprintf(stderr, "Unable to open %s for write: %s (%d)\n", output_file, strerror(errno), errno); return(EXIT_FAILURE); } } print_universal_indent_cfg(pfile); return(EXIT_SUCCESS); } if (detect) { file_mem fm; if ((source_file == NULL) || (source_list != NULL)) { fprintf(stderr, "The --detect option requires a single input file\n"); return(EXIT_FAILURE); } /* Do some simple language detection based on the filename extension */ if (!cpd.lang_forced || (cpd.lang_flags == 0)) { cpd.lang_flags = language_from_filename(source_file); } /* Try to read in the source file */ if (load_mem_file(source_file, fm) < 0) { LOG_FMT(LERR, "Failed to load (%s)\n", source_file); cpd.error_count++; return(EXIT_FAILURE); } uncrustify_start(fm.data); detect_options(); uncrustify_end(); redir_stdout(output_file); save_option_file(stdout, update_config_wd); return(EXIT_SUCCESS); } /* Everything beyond this point requires a config file, so complain and * bail if we don't have one. */ if (cfg_file.empty()) { usage_exit("Specify the config file with '-c file' or set UNCRUSTIFY_CONFIG", argv[0], 58); } /* * Done parsing args */ if (update_config || update_config_wd) { redir_stdout(output_file); save_option_file(stdout, update_config_wd); return(0); } /* Check for unused args (ignore them) */ idx = 1; p_arg = arg.Unused(idx); /* Check args - for multifile options */ if ((source_list != NULL) || (p_arg != NULL)) { if (source_file != NULL) { usage_exit("Cannot specify both the single file option and a multi-file option.", argv[0], 67); } if (output_file != NULL) { usage_exit("Cannot specify -o with a multi-file option.", argv[0], 68); } } /* This relies on cpd.filename being the config file name */ load_header_files(); if ((source_file == NULL) && (source_list == NULL) && (p_arg == NULL)) { /* no input specified, so use stdin */ if (cpd.lang_flags == 0) { cpd.lang_flags = LANG_C; } redir_stdout(output_file); file_mem fm; if (!read_stdin(fm)) { LOG_FMT(LERR, "Failed to read stdin\n"); return(100); } cpd.filename = "stdin"; /* Done reading from stdin */ LOG_FMT(LSYS, "Parsing: %d bytes (%d chars) from stdin as language %s\n", (int)fm.raw.size(), (int)fm.data.size(), language_to_string(cpd.lang_flags)); uncrustify_file(fm, stdout, parsed_file); } else if (source_file != NULL) { /* Doing a single file */ do_source_file(source_file, output_file, parsed_file, no_backup, keep_mtime); } else { /* Doing multiple files */ if (prefix != NULL) { LOG_FMT(LSYS, "Output prefix: %s/\n", prefix); } if (suffix != NULL) { LOG_FMT(LSYS, "Output suffix: %s\n", suffix); } /* Do the files on the command line first */ idx = 1; while ((p_arg = arg.Unused(idx)) != NULL) { char outbuf[1024]; do_source_file(p_arg, make_output_filename(outbuf, sizeof(outbuf), p_arg, prefix, suffix), NULL, no_backup, keep_mtime); } if (source_list != NULL) { process_source_list(source_list, prefix, suffix, no_backup, keep_mtime); } } clear_keyword_file(); clear_defines(); return((cpd.error_count != 0) ? 1 : 0); }