5d08fb1f77
- This also removes $FreeBSD$ from two now unmodifed source files ncurses/tinfo/lib_raw.c and ncurses/tinfo/lib_baudrate.c MFC after: 2 months (after 7.1 and 6.4 are released)
515 lines
12 KiB
C
515 lines
12 KiB
C
/****************************************************************************
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* Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
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* and: Eric S. Raymond <esr@snark.thyrsus.com> *
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* and: Thomas E. Dickey 1996-on *
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****************************************************************************/
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/*
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* toe.c --- table of entries report generator
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*/
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#include <progs.priv.h>
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#include <sys/stat.h>
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#if USE_HASHED_DB
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#include <hashed_db.h>
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#endif
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MODULE_ID("$Id: toe.c,v 1.51 2008/08/16 21:53:25 tom Exp $")
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#define isDotname(name) (!strcmp(name, ".") || !strcmp(name, ".."))
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const char *_nc_progname;
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#if NO_LEAKS
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#undef ExitProgram
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static void ExitProgram(int code) GCC_NORETURN;
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static void
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ExitProgram(int code)
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{
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_nc_free_entries(_nc_head);
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_nc_free_tic(code);
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}
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#endif
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#if USE_HASHED_DB
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static bool
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make_db_name(char *dst, const char *src, unsigned limit)
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{
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static const char suffix[] = DBM_SUFFIX;
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bool result = FALSE;
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unsigned lens = sizeof(suffix) - 1;
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unsigned size = strlen(src);
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unsigned need = lens + size;
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if (need <= limit) {
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if (size >= lens
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&& !strcmp(src + size - lens, suffix))
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(void) strcpy(dst, src);
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else
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(void) sprintf(dst, "%s%s", src, suffix);
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result = TRUE;
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}
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return result;
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}
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#endif
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static bool
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is_database(const char *path)
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{
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bool result = FALSE;
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#if USE_DATABASE
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if (_nc_is_dir_path(path) && access(path, R_OK | X_OK) == 0) {
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result = TRUE;
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}
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#endif
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#if USE_TERMCAP
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if (_nc_is_file_path(path) && access(path, R_OK) == 0) {
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result = TRUE;
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}
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#endif
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#if USE_HASHED_DB
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if (!result) {
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char filename[PATH_MAX];
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if (_nc_is_file_path(path) && access(path, R_OK) == 0) {
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result = TRUE;
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} else if (make_db_name(filename, path, sizeof(filename))) {
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if (_nc_is_file_path(filename) && access(filename, R_OK) == 0) {
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result = TRUE;
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}
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}
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}
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#endif
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return result;
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}
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static void
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deschook(const char *cn, TERMTYPE *tp)
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/* display a description for the type */
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{
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const char *desc;
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if ((desc = strrchr(tp->term_names, '|')) == 0 || *++desc == '\0')
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desc = "(No description)";
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(void) printf("%-10s\t%s\n", cn, desc);
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}
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#if USE_TERMCAP
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static void
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show_termcap(char *buffer,
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void (*hook) (const char *, TERMTYPE *tp))
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{
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TERMTYPE data;
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char *next = strchr(buffer, ':');
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char *last;
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char *list = buffer;
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if (next)
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*next = '\0';
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last = strrchr(buffer, '|');
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if (last)
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++last;
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data.term_names = strdup(buffer);
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while ((next = strtok(list, "|")) != 0) {
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if (next != last)
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hook(next, &data);
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list = 0;
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}
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free(data.term_names);
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}
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#endif
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static int
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typelist(int eargc, char *eargv[],
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bool verbosity,
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void (*hook) (const char *, TERMTYPE *tp))
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/* apply a function to each entry in given terminfo directories */
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{
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int i;
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for (i = 0; i < eargc; i++) {
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#if USE_DATABASE
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if (_nc_is_dir_path(eargv[i])) {
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char *cwd_buf = 0;
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DIR *termdir;
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DIRENT *subdir;
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if ((termdir = opendir(eargv[i])) == 0) {
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(void) fflush(stdout);
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(void) fprintf(stderr,
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"%s: can't open terminfo directory %s\n",
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_nc_progname, eargv[i]);
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return (EXIT_FAILURE);
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} else if (verbosity)
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(void) printf("#\n#%s:\n#\n", eargv[i]);
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while ((subdir = readdir(termdir)) != 0) {
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size_t len = NAMLEN(subdir);
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size_t cwd_len = len + strlen(eargv[i]) + 3;
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char name_1[PATH_MAX];
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DIR *entrydir;
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DIRENT *entry;
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cwd_buf = typeRealloc(char, cwd_len, cwd_buf);
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if (cwd_buf == 0) {
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perror("realloc cwd_buf");
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continue;
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}
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strncpy(name_1, subdir->d_name, len)[len] = '\0';
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if (isDotname(name_1))
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continue;
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(void) sprintf(cwd_buf, "%s/%.*s/", eargv[i], (int) len, name_1);
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if (chdir(cwd_buf) != 0)
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continue;
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entrydir = opendir(".");
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if (entrydir == 0) {
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perror(cwd_buf);
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continue;
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}
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while ((entry = readdir(entrydir)) != 0) {
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char name_2[PATH_MAX];
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TERMTYPE lterm;
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char *cn;
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int status;
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len = NAMLEN(entry);
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strncpy(name_2, entry->d_name, len)[len] = '\0';
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if (isDotname(name_2) || !_nc_is_file_path(name_2))
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continue;
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status = _nc_read_file_entry(name_2, <erm);
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if (status <= 0) {
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(void) fflush(stdout);
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(void) fprintf(stderr,
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"%s: couldn't open terminfo file %s.\n",
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_nc_progname, name_2);
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return (EXIT_FAILURE);
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}
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/* only visit things once, by primary name */
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cn = _nc_first_name(lterm.term_names);
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if (!strcmp(cn, name_2)) {
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/* apply the selected hook function */
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(*hook) (cn, <erm);
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}
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_nc_free_termtype(<erm);
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}
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closedir(entrydir);
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}
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closedir(termdir);
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if (cwd_buf != 0)
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free(cwd_buf);
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}
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#if USE_HASHED_DB
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else {
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DB *capdbp;
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char filename[PATH_MAX];
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if (make_db_name(filename, eargv[i], sizeof(filename))) {
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if ((capdbp = _nc_db_open(filename, FALSE)) != 0) {
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DBT key, data;
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int code;
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code = _nc_db_first(capdbp, &key, &data);
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while (code == 0) {
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TERMTYPE lterm;
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int used;
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char *have;
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char *cn;
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if (_nc_db_have_data(&key, &data, &have, &used)) {
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if (_nc_read_termtype(<erm, have, used) > 0) {
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/* only visit things once, by primary name */
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cn = _nc_first_name(lterm.term_names);
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/* apply the selected hook function */
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(*hook) (cn, <erm);
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_nc_free_termtype(<erm);
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}
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}
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code = _nc_db_next(capdbp, &key, &data);
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}
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_nc_db_close(capdbp);
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}
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}
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}
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#endif
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#endif
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#if USE_TERMCAP
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#if HAVE_BSD_CGETENT
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char *db_array[2];
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char *buffer = 0;
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if (verbosity)
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(void) printf("#\n#%s:\n#\n", eargv[i]);
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db_array[0] = eargv[i];
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db_array[1] = 0;
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if (cgetfirst(&buffer, db_array)) {
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show_termcap(buffer, hook);
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free(buffer);
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while (cgetnext(&buffer, db_array)) {
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show_termcap(buffer, hook);
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free(buffer);
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}
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}
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cgetclose();
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#else
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/* scan termcap text-file only */
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if (_nc_is_file_path(eargv[i])) {
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char buffer[2048];
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FILE *fp;
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if ((fp = fopen(eargv[i], "r")) != 0) {
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while (fgets(buffer, sizeof(buffer), fp) != 0) {
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if (*buffer == '#')
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continue;
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if (isspace(*buffer))
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continue;
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show_termcap(buffer, hook);
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}
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fclose(fp);
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}
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}
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#endif
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#endif
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}
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return (EXIT_SUCCESS);
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}
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static void
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usage(void)
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{
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(void) fprintf(stderr, "usage: %s [-ahuUV] [-v n] [file...]\n", _nc_progname);
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ExitProgram(EXIT_FAILURE);
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}
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int
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main(int argc, char *argv[])
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{
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bool all_dirs = FALSE;
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bool direct_dependencies = FALSE;
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bool invert_dependencies = FALSE;
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bool header = FALSE;
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char *report_file = 0;
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unsigned i;
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int code;
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int this_opt, last_opt = '?';
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int v_opt = 0;
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_nc_progname = _nc_rootname(argv[0]);
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while ((this_opt = getopt(argc, argv, "0123456789ahu:vU:V")) != -1) {
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/* handle optional parameter */
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if (isdigit(this_opt)) {
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switch (last_opt) {
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case 'v':
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v_opt = (this_opt - '0');
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break;
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default:
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if (isdigit(last_opt))
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v_opt *= 10;
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else
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v_opt = 0;
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v_opt += (this_opt - '0');
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last_opt = this_opt;
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}
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continue;
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}
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switch (this_opt) {
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case 'a':
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all_dirs = TRUE;
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break;
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case 'h':
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header = TRUE;
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break;
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case 'u':
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direct_dependencies = TRUE;
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report_file = optarg;
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break;
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case 'v':
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v_opt = 1;
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break;
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case 'U':
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invert_dependencies = TRUE;
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report_file = optarg;
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break;
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case 'V':
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puts(curses_version());
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ExitProgram(EXIT_SUCCESS);
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default:
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usage();
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}
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}
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set_trace_level(v_opt);
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if (report_file != 0) {
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if (freopen(report_file, "r", stdin) == 0) {
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(void) fflush(stdout);
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fprintf(stderr, "%s: can't open %s\n", _nc_progname, report_file);
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ExitProgram(EXIT_FAILURE);
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}
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/* parse entries out of the source file */
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_nc_set_source(report_file);
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_nc_read_entry_source(stdin, 0, FALSE, FALSE, NULLHOOK);
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}
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/* maybe we want a direct-dependency listing? */
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if (direct_dependencies) {
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ENTRY *qp;
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for_entry_list(qp) {
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if (qp->nuses) {
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unsigned j;
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(void) printf("%s:", _nc_first_name(qp->tterm.term_names));
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for (j = 0; j < qp->nuses; j++)
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(void) printf(" %s", qp->uses[j].name);
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putchar('\n');
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}
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}
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ExitProgram(EXIT_SUCCESS);
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}
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/* maybe we want a reverse-dependency listing? */
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if (invert_dependencies) {
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ENTRY *qp, *rp;
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int matchcount;
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for_entry_list(qp) {
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matchcount = 0;
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for_entry_list(rp) {
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if (rp->nuses == 0)
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continue;
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for (i = 0; i < rp->nuses; i++)
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if (_nc_name_match(qp->tterm.term_names,
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rp->uses[i].name, "|")) {
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if (matchcount++ == 0)
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(void) printf("%s:",
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_nc_first_name(qp->tterm.term_names));
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(void) printf(" %s",
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_nc_first_name(rp->tterm.term_names));
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}
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}
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if (matchcount)
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putchar('\n');
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}
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ExitProgram(EXIT_SUCCESS);
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}
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/*
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* If we get this far, user wants a simple terminal type listing.
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*/
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if (optind < argc) {
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code = typelist(argc - optind, argv + optind, header, deschook);
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} else if (all_dirs) {
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DBDIRS state;
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int offset;
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int pass;
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const char *path;
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char **eargv = 0;
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code = EXIT_FAILURE;
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for (pass = 0; pass < 2; ++pass) {
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unsigned count = 0;
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_nc_first_db(&state, &offset);
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while ((path = _nc_next_db(&state, &offset)) != 0) {
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if (!is_database(path)) {
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;
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} else if (eargv != 0) {
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unsigned n;
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int found = FALSE;
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/* eliminate duplicates */
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for (n = 0; n < count; ++n) {
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if (!strcmp(path, eargv[n])) {
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found = TRUE;
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break;
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}
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}
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if (!found) {
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eargv[count] = strdup(path);
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++count;
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}
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} else {
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++count;
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}
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}
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if (!pass) {
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eargv = typeCalloc(char *, count + 1);
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} else {
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code = typelist((int) count, eargv, header, deschook);
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while (count-- > 0)
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free(eargv[count]);
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free(eargv);
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}
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}
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} else {
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DBDIRS state;
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int offset;
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const char *path;
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char *eargv[3];
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int count = 0;
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_nc_first_db(&state, &offset);
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while ((path = _nc_next_db(&state, &offset)) != 0) {
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if (is_database(path)) {
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eargv[count++] = strdup(path);
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break;
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}
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}
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eargv[count] = 0;
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code = typelist(count, eargv, header, deschook);
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while (count-- > 0)
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free(eargv[count]);
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}
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_nc_last_db();
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ExitProgram(code);
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}
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