Esempio n. 1
0
void	ft_execute(int fd)
{
	t_grid			*grid;
	t_point			point;

	grid = init_grid(fd);
	ft_set_params(grid);
	if (!g_errno)
		read_first_line(grid);
	if (!g_errno)
		ft_read(grid);
	if (!g_errno)
		test_full(grid);
	if (g_errno)
		ft_putstr("Map error\n");
	else
	{
		ft_remap(grid);
		point = find_max(grid);
		draw_square(grid, point.x, point.y, point.max);
		print_index(grid);
	}
	if (fd > 0)
		close(fd);
	free_grid(grid);
}
Esempio n. 2
0
static int
read_comment(FILE *f)
{
  int c;

  if (parsecfg_state.lineno == 1) return read_first_line(f);
  c = getc(f);
  while (c != EOF && c != '\n') c =getc(f);
  parsecfg_state.lineno++;
  return 0;
}
Esempio n. 3
0
static result_t*
hg_get_info(vccontext_t* context)
{
    result_t* result = init_result(context->options);
    char buf[1024];

    // prefers bookmark because it tends to be more informative
    if (read_first_line(".hg/bookmarks.current", buf, 1024) && buf[0]) {
        debug("read first line from .hg/bookmarks.current: '%s'", buf);
        result_set_branch(result, buf);
    }
    else if (read_first_line(".hg/branch", buf, 1024)) {
        debug("read first line from .hg/branch: '%s'", buf);
        result_set_branch(result, buf);
    }
    else {
        debug("failed to read from .hg/branch: assuming default branch");
        result_set_branch(result, "default");
    }

    update_nodeid(context, result);

    return result;
}
Esempio n. 4
0
static result_t*
svn_get_info(vccontext_t* context)
{
    result_t* result = init_result();
    char buf[1024];

    if (!read_first_line(".svn/entries", buf, 1024)) {
        debug("failed to read from .svn/entries: assuming not an svn repo");
        return NULL;
    } else {
	// branch
	*result->branch = system("head -n5 .svn/entries | tail -1 | awk '{ where = match ($1, /(.*)\\/branches\\/(.*)/, arr); if (where==0) { print \"[svn:trunk]\"}  else  { print \"[svn:\"arr[2]\"]\" }  }'");
	// revision
        // *result->revision = system("head -n4 .svn/entries | tail -1 | awk {'print \"[svn:\"$1\"]\" '}");

           }
    return result;
}
Esempio n. 5
0
static result_t*
cvs_get_info(vccontext_t* context)
{
    result_t* result = init_result(context->options);
    char buf[1024];

    if (!read_first_line("CVS/Tag", buf, 1024)) {
        debug("unable to read CVS/Tag: assuming trunk");
        result_set_branch(result, "trunk");
    }
    else {
        debug("read first line of CVS/Tag: '%s'", buf);
        if (buf[0] == 'T') {
            /* there is a sticky tag and it's a branch tag */
            result_set_branch(result, buf + 1);
        }
        else {
            /* non-branch sticky tag or sticky date */            
        }
    }
    return result;
}
Esempio n. 6
0
static result_t*
git_get_info(vccontext_t *context)
{
    result_t *result = init_result();
    char buf[1024];

    if (!read_first_line(".git/HEAD", buf, 1024)) {
        debug("unable to read .git/HEAD: assuming not a git repo");
        goto err;
    }

    char *prefix = "ref: refs/heads/";
    int prefixlen = strlen(prefix);

    if (context->options->show_branch || context->options->show_revision) {
        int found_branch = 0;
        if (strncmp(prefix, buf, prefixlen) == 0) {
            /* yep, we're on a known branch */
            debug("read a head ref from .git/HEAD: '%s'", buf);
            if (result_set_branch(result, buf + prefixlen))
                found_branch = 1;
        }
        else {
            /* if it's not a branch name, assume it is a commit ID */
            debug(".git/HEAD doesn't look like a head ref: unknown branch");
            result_set_branch(result, "(unknown)");
            result_set_revision(result, buf, 12);
        }
        if (context->options->show_revision && found_branch) {
            char buf[1024];
            char filename[1024] = ".git/refs/heads/";
            int nchars = sizeof(filename) - strlen(filename) - 1;
            strncat(filename, result->branch, nchars);
            if (read_first_line(filename, buf, 1024)) {
                result_set_revision(result, buf, 12);
            }
        }
    }
    if (context->options->show_modified) {
        char *argv[] = {
            "git", "diff", "--no-ext-diff", "--quiet", "--exit-code", NULL};
        capture_t *capture = capture_child("git", argv);
        result->modified = (capture->status == 1);

        /* any other outcome (including failure to fork/exec,
           failure to run git, or diff error): assume no
           modifications */
        free_capture(capture);
    }
    if (context->options->show_staged) {
        //git diff --name-only --cached
        int status = system("git diff --cached --no-ext-diff --quiet --exit-code");
        if (WEXITSTATUS(status) == 1)       /* files modified */
            result->staged = 1;
        /* any other outcome (including failure to fork/exec,
           failure to run git, or diff error): assume no
           modifications */
    }
    if (context->options->show_unknown) {
        char *argv[] = {
            "git", "ls-files", "--others", "--exclude-standard", NULL};
        capture_t *capture = capture_child("git", argv);
        result->unknown = (capture != NULL && capture->childout.len > 0);

        /* again, ignore other errors and assume no unknown files */
        free_capture(capture);
    }

    return result;

 err:
    free_result(result);
    return NULL;
}
Esempio n. 7
0
 ReadProcVersion() : content(read_first_line("/proc/version")) {}
Esempio n. 8
0
 ReadProcSelfCmdline() : content(read_first_line("/proc/self/cmdline")) {}
Esempio n. 9
0
int
main(int argc, char **argv)
{
    char dbpath[MAXPATHLEN];
    char cwd[MAXPATHLEN];
    STRBUF *sb = strbuf_open(0);
    int optchar;
    int option_index = 0;
    STATISTICS_TIME *tim;

    /*
     * Setup GTAGSCONF and GTAGSLABEL environment variable
     * according to the --gtagsconf and --gtagslabel option.
     */
    preparse_options(argc, argv);
    /*
     * Get the project root directory.
     */
    if (!vgetcwd(cwd, MAXPATHLEN))
        die("cannot get current directory.");
    canonpath(cwd);
    /*
     * Load configuration file.
     */
    openconf(cwd);
    configuration();
    setenv_from_config();
    {
        char *env = getenv("GTAGS_OPTIONS");
        if (env && *env)
            argv = prepend_options(&argc, argv, env);
    }
    logging_arguments(argc, argv);
    while ((optchar = getopt_long(argc, argv, "cd:f:iIn:oOqvwse", long_options, &option_index)) != EOF) {
        switch (optchar) {
        case 0:
            /* already flags set */
            break;
        case OPT_CONFIG:
            show_config = 1;
            if (optarg)
                config_name = optarg;
            break;
        case OPT_GTAGSCONF:
        case OPT_GTAGSLABEL:
            /* These options are already parsed in preparse_options() */
            break;
        case OPT_SINGLE_UPDATE:
            iflag++;
            single_update = optarg;
            break;
        case OPT_ACCEPT_DOTFILES:
            set_accept_dotfiles();
            break;
        case 'c':
            cflag++;
            break;
        case 'd':
            dump_target = optarg;
            break;
        case 'f':
            file_list = optarg;
            break;
        case 'i':
            iflag++;
            break;
        case 'I':
            Iflag++;
            break;
        case 'o':
            /*
             * Though the -o(--omit-gsyms) was removed, this code
             * is left for compatibility.
             */
            break;
        case 'O':
            Oflag++;
            break;
        case 'q':
            qflag++;
            setquiet();
            break;
        case 'w':
            wflag++;
            break;
        case 'v':
            vflag++;
            setverbose();
            break;
        default:
            usage();
            break;
        }
    }
    if (qflag)
        vflag = 0;
    if (show_version)
        version(NULL, vflag);
    if (show_help)
        help();

    argc -= optind;
    argv += optind;

    /* If dbpath is specified, -O(--objdir) option is ignored. */
    if (argc > 0)
        Oflag = 0;
    if (show_config) {
        openconf(setupdbpath(0) == 0 ? get_root() : NULL);
        if (config_name)
            printconf(config_name);
        else
            fprintf(stdout, "%s\n", getconfline());
        exit(0);
    } else if (dump_target) {
        /*
         * Dump a tag file.
         */
        DBOP *dbop = NULL;
        const char *dat = 0;
        int is_gpath = 0;

        if (!test("f", dump_target))
            die("file '%s' not found.", dump_target);
        if ((dbop = dbop_open(dump_target, 0, 0, DBOP_RAW)) == NULL)
            die("file '%s' is not a tag file.", dump_target);
        /*
         * The file which has a NEXTKEY record is GPATH.
         */
        if (dbop_get(dbop, NEXTKEY))
            is_gpath = 1;
        for (dat = dbop_first(dbop, NULL, NULL, 0); dat != NULL; dat = dbop_next(dbop)) {
            const char *flag = is_gpath ? dbop_getflag(dbop) : "";

            if (*flag)
                printf("%s\t%s\t%s\n", dbop->lastkey, dat, flag);
            else
                printf("%s\t%s\n", dbop->lastkey, dat);
        }
        dbop_close(dbop);
        exit(0);
    } else if (Iflag) {
#define REQUIRED_MKID_VERSION "4.5"
        char *p;

        if (!usable("mkid"))
            die("mkid not found.");
        if (read_first_line("mkid --version", sb))
            die("mkid cannot executed.");
        p = strrchr(strbuf_value(sb), ' ');
        if (p == NULL)
            die("invalid version string of mkid: %s", strbuf_value(sb));
        switch (check_version(p + 1, REQUIRED_MKID_VERSION)
#ifdef _WIN32
                || strcmp(p + 1, "3.2.99") == 0
#endif
               )  {
        case 1:
            break;	/* OK */
        case 0:
            die("mkid version %s or later is required.", REQUIRED_MKID_VERSION);
        default:
            die("invalid version string of mkid: %s", strbuf_value(sb));
        }
    }

    /*
     * If 'gtags.files' exists, use it as a file list.
     * If the file_list other than "-" is given, it must be readable file.
     */
    if (file_list == NULL && test("f", GTAGSFILES))
        file_list = GTAGSFILES;
    if (file_list && strcmp(file_list, "-")) {
        if (test("d", file_list))
            die("'%s' is a directory.", file_list);
        else if (!test("f", file_list))
            die("'%s' not found.", file_list);
        else if (!test("r", file_list))
            die("'%s' is not readable.", file_list);
    }
    /*
     * Regularize the path name for single updating (--single-update).
     */
    if (single_update) {
        static char regular_path_name[MAXPATHLEN];
        char *p = single_update;

        if (!test("f", p))
            die("'%s' not found.", p);
#if _WIN32 || __DJGPP__
        for (; *p; p++)
            if (*p == '\\')
                *p = '/';
        p = single_update;
#define LOCATEFLAG MATCH_AT_FIRST|IGNORE_CASE
#else
#define LOCATEFLAG MATCH_AT_FIRST
#endif
        if (isabspath(p)) {
            char *q = locatestring(p, cwd, LOCATEFLAG);

            if (q && *q == '/')
                snprintf(regular_path_name, MAXPATHLEN, "./%s", q + 1);
            else
                die("path '%s' is out of the project.", p);

        } else {
            if (p[0] == '.' && p[1] == '/')
                snprintf(regular_path_name, MAXPATHLEN, "%s", p);
            else
                snprintf(regular_path_name, MAXPATHLEN, "./%s", p);
        }
        single_update = regular_path_name;
    }
    /*
     * Decide directory (dbpath) in which gtags make tag files.
     *
     * Gtags create tag files at current directory by default.
     * If dbpath is specified as an argument then use it.
     * If the -i option specified and both GTAGS and GRTAGS exists
     * at one of the candidate directories then gtags use existing
     * tag files.
     */
    if (iflag) {
        if (argc > 0)
            realpath(*argv, dbpath);
        else if (!gtagsexist(cwd, dbpath, MAXPATHLEN, vflag))
            strlimcpy(dbpath, cwd, sizeof(dbpath));
    } else {
        if (argc > 0)
            realpath(*argv, dbpath);
        else if (Oflag) {
            char *objdir = getobjdir(cwd, vflag);

            if (objdir == NULL)
                die("Objdir not found.");
            strlimcpy(dbpath, objdir, sizeof(dbpath));
        } else
            strlimcpy(dbpath, cwd, sizeof(dbpath));
    }
    if (iflag && (!test("f", makepath(dbpath, dbname(GTAGS), NULL)) ||
                  !test("f", makepath(dbpath, dbname(GRTAGS), NULL)) ||
                  !test("f", makepath(dbpath, dbname(GPATH), NULL)))) {
        if (wflag)
            warning("GTAGS, GRTAGS or GPATH not found. -i option ignored.");
        iflag = 0;
    }
    if (!test("d", dbpath))
        die("directory '%s' not found.", dbpath);
    if (vflag)
        fprintf(stderr, "[%s] Gtags started.\n", now());
    /*
     * initialize parser.
     */
    if (vflag && gtags_parser)
        fprintf(stderr, " Using plug-in parser.\n");
    parser_init(langmap, gtags_parser);
    if (vflag && file_list)
        fprintf(stderr, " Using '%s' as a file list.\n", file_list);
    /*
     * Start statistics.
     */
    init_statistics();
    /*
     * incremental update.
     */
    if (iflag) {
        /*
         * Version check. If existing tag files are old enough
         * gtagsopen() abort with error message.
         */
        GTOP *gtop = gtags_open(dbpath, cwd, GTAGS, GTAGS_MODIFY, 0);
        gtags_close(gtop);
        /*
         * GPATH is needed for incremental updating.
         * Gtags check whether or not GPATH exist, since it may be
         * removed by mistake.
         */
        if (!test("f", makepath(dbpath, dbname(GPATH), NULL)))
            die("Old version tag file found. Please remake it.");
        (void)incremental(dbpath, cwd);
        print_statistics(statistics);
        exit(0);
    }
    /*
     * create GTAGS and GRTAGS
     */
    createtags(dbpath, cwd);
    /*
     * create idutils index.
     */
    if (Iflag) {
        FILE *op;
        GFIND *gp;
        const char *path;

        tim = statistics_time_start("Time of creating ID");
        if (vflag)
            fprintf(stderr, "[%s] Creating indexes for idutils.\n", now());
        strbuf_reset(sb);
        /*
         * Since idutils stores the value of PWD in ID file, we need to
         * force idutils to follow our style.
         */
#if _WIN32 || __DJGPP__
        strbuf_puts(sb, "mkid --files0-from=-");
#else
        strbuf_sprintf(sb, "PWD=%s mkid --files0-from=-", quote_shell(cwd));
#endif
        if (vflag)
            strbuf_puts(sb, " -v");
        strbuf_sprintf(sb, " --file=%s/ID", quote_shell(dbpath));
        if (vflag) {
#ifdef __DJGPP__
            if (is_unixy())	/* test for 4DOS as well? */
#endif
                strbuf_puts(sb, " 1>&2");
        } else {
            strbuf_puts(sb, " >" NULL_DEVICE);
#ifdef __DJGPP__
            if (is_unixy())	/* test for 4DOS as well? */
#endif
                strbuf_puts(sb, " 2>&1");
        }
        if (debug)
            fprintf(stderr, "executing mkid like: %s\n", strbuf_value(sb));
        op = popen(strbuf_value(sb), "w");
        if (op == NULL)
            die("cannot execute '%s'.", strbuf_value(sb));
        gp = gfind_open(dbpath, NULL, GPATH_BOTH);
        while ((path = gfind_read(gp)) != NULL) {
            fputs(path, op);
            fputc('\0', op);
        }
        gfind_close(gp);
        if (pclose(op) != 0)
            die("terminated abnormally '%s' (errno = %d).", strbuf_value(sb), errno);
        if (test("f", makepath(dbpath, "ID", NULL)))
            if (chmod(makepath(dbpath, "ID", NULL), 0644) < 0)
                die("cannot chmod ID file.");
        statistics_time_end(tim);
    }
    if (vflag)
        fprintf(stderr, "[%s] Done.\n", now());
    closeconf();
    strbuf_close(sb);
    print_statistics(statistics);

    return 0;
}