[BACK]Return to main.c CVS log [TXT][DIR] Up to [cvsweb.bsd.lv] / docbook2mdoc

Annotation of docbook2mdoc/main.c, Revision 1.9

1.9     ! schwarze    1: /* $Id: main.c,v 1.8 2019/04/28 17:10:06 schwarze Exp $ */
1.1       schwarze    2: /*
                      3:  * Copyright (c) 2014 Kristaps Dzonsons <kristaps@bsd.lv>
                      4:  * Copyright (c) 2019 Ingo Schwarze <schwarze@openbsd.org>
                      5:  *
                      6:  * Permission to use, copy, modify, and distribute this software for any
                      7:  * purpose with or without fee is hereby granted, provided that the above
                      8:  * copyright notice and this permission notice appear in all copies.
                      9:  *
                     10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
                     11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
                     13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     17:  */
                     18: #include <getopt.h>
1.9     ! schwarze   19: #include <libgen.h>
1.1       schwarze   20: #include <stdio.h>
                     21: #include <string.h>
                     22: #include <unistd.h>
                     23:
                     24: #include "node.h"
                     25: #include "parse.h"
1.8       schwarze   26: #include "reorg.h"
1.1       schwarze   27: #include "format.h"
                     28:
                     29: /*
                     30:  * The steering function of the docbook2mdoc(1) program.
                     31:  */
                     32:
1.6       schwarze   33: enum   outt {
                     34:        OUTT_MDOC = 0,
                     35:        OUTT_TREE,
                     36:        OUTT_LINT
                     37: };
                     38:
1.1       schwarze   39: int
                     40: main(int argc, char *argv[])
                     41: {
                     42:        struct parse    *parser;
                     43:        struct ptree    *tree;
                     44:        const char      *progname;
1.9     ! schwarze   45:        const char      *fname, *bname;
1.1       schwarze   46:        int              ch, fd, rc, warn;
1.6       schwarze   47:        enum outt        outtype;
1.1       schwarze   48:
                     49:        if ((progname = strrchr(argv[0], '/')) == NULL)
                     50:                progname = argv[0];
                     51:        else
                     52:                progname++;
                     53:
                     54:        warn = 0;
1.6       schwarze   55:        outtype = OUTT_MDOC;
                     56:        while ((ch = getopt(argc, argv, "T:W")) != -1) {
1.1       schwarze   57:                switch (ch) {
1.6       schwarze   58:                case 'T':
                     59:                        if (strcmp(optarg, "mdoc") == 0)
                     60:                                outtype = OUTT_MDOC;
                     61:                        else if (strcmp(optarg, "tree") == 0)
                     62:                                outtype = OUTT_TREE;
                     63:                        else if (strcmp(optarg, "lint") == 0)
                     64:                                outtype = OUTT_LINT;
                     65:                        else {
                     66:                                fprintf(stderr, "%s: Bad argument\n",
                     67:                                    optarg);
                     68:                                goto usage;
                     69:                        }
                     70:                        break;
1.1       schwarze   71:                case 'W':
                     72:                        warn = 1;
                     73:                        break;
                     74:                default:
                     75:                        goto usage;
                     76:                }
                     77:        }
                     78:        argc -= optind;
                     79:        argv += optind;
                     80:
                     81:        /*
                     82:         * Argument processing:
                     83:         * Open file or use standard input.
                     84:         */
                     85:
                     86:        if (argc > 1) {
                     87:                fprintf(stderr, "%s: Too many arguments\n", argv[1]);
                     88:                goto usage;
1.4       schwarze   89:        } else if (argc == 1) {
                     90:                fname = argv[0];
                     91:                fd = -1;
                     92:        } else {
                     93:                fname = "<stdin>";
                     94:                fd = STDIN_FILENO;
                     95:        }
1.1       schwarze   96:
1.4       schwarze   97:        /* Parse. */
1.1       schwarze   98:
1.7       schwarze   99:        parser = parse_alloc(warn);
1.4       schwarze  100:        tree = parse_file(parser, fd, fname);
1.8       schwarze  101:        ptree_reorg(tree);
1.5       schwarze  102:        rc = tree->flags & TREE_ERROR ? 3 : tree->flags & TREE_WARN ? 2 : 0;
1.1       schwarze  103:
1.4       schwarze  104:        /* Format. */
1.1       schwarze  105:
1.6       schwarze  106:        if (outtype != OUTT_LINT && tree->root != NULL) {
1.5       schwarze  107:                if (rc > 2)
1.4       schwarze  108:                        fputc('\n', stderr);
1.9     ! schwarze  109:                if (outtype == OUTT_MDOC) {
        !           110:                        if (fd == -1 && (bname = basename(fname)) != NULL)
        !           111:                                printf(".\\\" automatically generated "
        !           112:                                    "with %s %s\n", progname, bname);
1.6       schwarze  113:                        ptree_print_mdoc(tree);
1.9     ! schwarze  114:                } else
1.6       schwarze  115:                        ptree_print_tree(tree);
1.5       schwarze  116:                if (rc > 2)
1.4       schwarze  117:                        fputs("\nThe output may be incomplete, see the "
                    118:                            "parse error reported above.\n\n", stderr);
                    119:        }
                    120:        parse_free(parser);
1.1       schwarze  121:        return rc;
                    122:
                    123: usage:
1.6       schwarze  124:        fprintf(stderr, "usage: %s [-W] [-T mdoc | tree | lint] "
                    125:            "[input_filename]\n", progname);
1.5       schwarze  126:        return 5;
1.1       schwarze  127: }

CVSweb