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authorRong-En Fan <rafan@FreeBSD.org>2008-11-09 09:06:04 +0000
committerRong-En Fan <rafan@FreeBSD.org>2008-11-09 09:06:04 +0000
commita388f199193767bacbb38b172ab89cb84369736c (patch)
treea1816f5667d2280b970ca44e407bac8cc4496c0a /progs/toe.c
parentaa59d4d4c5dda7e1c6f9dc0cc6edc58992a525c7 (diff)
downloadsrc-a388f199193767bacbb38b172ab89cb84369736c.tar.gz
src-a388f199193767bacbb38b172ab89cb84369736c.zip
- Flatten the vendor area
Notes
Notes: svn path=/vendor/ncurses/dist/; revision=184786
Diffstat (limited to 'progs/toe.c')
-rw-r--r--progs/toe.c501
1 files changed, 501 insertions, 0 deletions
diff --git a/progs/toe.c b/progs/toe.c
new file mode 100644
index 000000000000..38b85cb362ed
--- /dev/null
+++ b/progs/toe.c
@@ -0,0 +1,501 @@
+/****************************************************************************
+ * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
+ * and: Eric S. Raymond <esr@snark.thyrsus.com> *
+ * and: Thomas E. Dickey 1996-on *
+ ****************************************************************************/
+
+/*
+ * toe.c --- table of entries report generator
+ */
+
+#include <progs.priv.h>
+
+#include <sys/stat.h>
+
+#if USE_HASHED_DB
+#include <hashed_db.h>
+#endif
+
+MODULE_ID("$Id: toe.c,v 1.48 2008/01/05 20:41:26 tom Exp $")
+
+#define isDotname(name) (!strcmp(name, ".") || !strcmp(name, ".."))
+
+const char *_nc_progname;
+
+#if NO_LEAKS
+#undef ExitProgram
+static void ExitProgram(int code) GCC_NORETURN;
+static void
+ExitProgram(int code)
+{
+ _nc_free_entries(_nc_head);
+ _nc_free_tic(code);
+}
+#endif
+
+#if USE_HASHED_DB
+static bool
+make_db_name(char *dst, const char *src, unsigned limit)
+{
+ static const char suffix[] = DBM_SUFFIX;
+
+ bool result = FALSE;
+ unsigned lens = sizeof(suffix) - 1;
+ unsigned size = strlen(src);
+ unsigned need = lens + size;
+
+ if (need <= limit) {
+ if (size >= lens
+ && !strcmp(src + size - lens, suffix))
+ (void) strcpy(dst, src);
+ else
+ (void) sprintf(dst, "%s%s", src, suffix);
+ result = TRUE;
+ }
+ return result;
+}
+#endif
+
+static bool
+is_database(const char *path)
+{
+ bool result = FALSE;
+#if USE_DATABASE
+ if (_nc_is_dir_path(path) && access(path, R_OK | X_OK) == 0) {
+ result = TRUE;
+ }
+#endif
+#if USE_TERMCAP
+ if (_nc_is_file_path(path) && access(path, R_OK) == 0) {
+ result = TRUE;
+ }
+#endif
+#if USE_HASHED_DB
+ if (!result) {
+ char filename[PATH_MAX];
+ if (_nc_is_file_path(path) && access(path, R_OK) == 0) {
+ result = TRUE;
+ } else if (make_db_name(filename, path, sizeof(filename))) {
+ if (_nc_is_file_path(filename) && access(filename, R_OK) == 0) {
+ result = TRUE;
+ }
+ }
+ }
+#endif
+ return result;
+}
+
+static void
+deschook(const char *cn, TERMTYPE *tp)
+/* display a description for the type */
+{
+ const char *desc;
+
+ if ((desc = strrchr(tp->term_names, '|')) == 0 || *++desc == '\0')
+ desc = "(No description)";
+
+ (void) printf("%-10s\t%s\n", cn, desc);
+}
+
+#if USE_TERMCAP
+static void
+show_termcap(char *buffer,
+ void (*hook) (const char *, TERMTYPE *tp))
+{
+ TERMTYPE data;
+ char *next = strchr(buffer, ':');
+ char *last;
+ char *list = buffer;
+
+ if (next)
+ *next = '\0';
+
+ last = strrchr(buffer, '|');
+ if (last)
+ ++last;
+
+ data.term_names = strdup(buffer);
+ while ((next = strtok(list, "|")) != 0) {
+ if (next != last)
+ hook(next, &data);
+ list = 0;
+ }
+ free(data.term_names);
+}
+#endif
+
+static int
+typelist(int eargc, char *eargv[],
+ bool verbosity,
+ void (*hook) (const char *, TERMTYPE *tp))
+/* apply a function to each entry in given terminfo directories */
+{
+ int i;
+
+ for (i = 0; i < eargc; i++) {
+#if USE_DATABASE
+ if (_nc_is_dir_path(eargv[i])) {
+ DIR *termdir;
+ DIRENT *subdir;
+
+ if ((termdir = opendir(eargv[i])) == 0) {
+ (void) fflush(stdout);
+ (void) fprintf(stderr,
+ "%s: can't open terminfo directory %s\n",
+ _nc_progname, eargv[i]);
+ return (EXIT_FAILURE);
+ } else if (verbosity)
+ (void) printf("#\n#%s:\n#\n", eargv[i]);
+
+ while ((subdir = readdir(termdir)) != 0) {
+ size_t len = NAMLEN(subdir);
+ char buf[PATH_MAX];
+ char name_1[PATH_MAX];
+ DIR *entrydir;
+ DIRENT *entry;
+
+ strncpy(name_1, subdir->d_name, len)[len] = '\0';
+ if (isDotname(name_1))
+ continue;
+
+ (void) sprintf(buf, "%s/%s/", eargv[i], name_1);
+ if (chdir(buf) != 0)
+ continue;
+
+ entrydir = opendir(".");
+ while ((entry = readdir(entrydir)) != 0) {
+ char name_2[PATH_MAX];
+ TERMTYPE lterm;
+ char *cn;
+ int status;
+
+ len = NAMLEN(entry);
+ strncpy(name_2, entry->d_name, len)[len] = '\0';
+ if (isDotname(name_2) || !_nc_is_file_path(name_2))
+ continue;
+
+ status = _nc_read_file_entry(name_2, &lterm);
+ if (status <= 0) {
+ (void) fflush(stdout);
+ (void) fprintf(stderr,
+ "%s: couldn't open terminfo file %s.\n",
+ _nc_progname, name_2);
+ return (EXIT_FAILURE);
+ }
+
+ /* only visit things once, by primary name */
+ cn = _nc_first_name(lterm.term_names);
+ if (!strcmp(cn, name_2)) {
+ /* apply the selected hook function */
+ (*hook) (cn, &lterm);
+ }
+ _nc_free_termtype(&lterm);
+ }
+ closedir(entrydir);
+ }
+ closedir(termdir);
+ }
+#if USE_HASHED_DB
+ else {
+ DB *capdbp;
+ char filename[PATH_MAX];
+
+ if (make_db_name(filename, eargv[i], sizeof(filename))) {
+ if ((capdbp = _nc_db_open(filename, FALSE)) != 0) {
+ DBT key, data;
+ int code;
+
+ code = _nc_db_first(capdbp, &key, &data);
+ while (code == 0) {
+ TERMTYPE lterm;
+ int used;
+ char *have;
+ char *cn;
+
+ if (_nc_db_have_data(&key, &data, &have, &used)) {
+ if (_nc_read_termtype(&lterm, have, used) > 0) {
+ /* only visit things once, by primary name */
+ cn = _nc_first_name(lterm.term_names);
+ /* apply the selected hook function */
+ (*hook) (cn, &lterm);
+ _nc_free_termtype(&lterm);
+ }
+ }
+ code = _nc_db_next(capdbp, &key, &data);
+ }
+
+ _nc_db_close(capdbp);
+ }
+ }
+ }
+#endif
+#endif
+#if USE_TERMCAP
+#if HAVE_BSD_CGETENT
+ char *db_array[2];
+ char *buffer = 0;
+
+ if (verbosity)
+ (void) printf("#\n#%s:\n#\n", eargv[i]);
+
+ db_array[0] = eargv[i];
+ db_array[1] = 0;
+
+ if (cgetfirst(&buffer, db_array)) {
+ show_termcap(buffer, hook);
+ free(buffer);
+ while (cgetnext(&buffer, db_array)) {
+ show_termcap(buffer, hook);
+ free(buffer);
+ }
+ }
+ cgetclose();
+#else
+ /* scan termcap text-file only */
+ if (_nc_is_file_path(eargv[i])) {
+ char buffer[2048];
+ FILE *fp;
+
+ if ((fp = fopen(eargv[i], "r")) != 0) {
+ while (fgets(buffer, sizeof(buffer), fp) != 0) {
+ if (*buffer == '#')
+ continue;
+ if (isspace(*buffer))
+ continue;
+ show_termcap(buffer, hook);
+ }
+ fclose(fp);
+ }
+ }
+#endif
+#endif
+ }
+
+ return (EXIT_SUCCESS);
+}
+
+static void
+usage(void)
+{
+ (void) fprintf(stderr, "usage: %s [-ahuUV] [-v n] [file...]\n", _nc_progname);
+ ExitProgram(EXIT_FAILURE);
+}
+
+int
+main(int argc, char *argv[])
+{
+ bool all_dirs = FALSE;
+ bool direct_dependencies = FALSE;
+ bool invert_dependencies = FALSE;
+ bool header = FALSE;
+ char *report_file = 0;
+ int i;
+ int code;
+ int this_opt, last_opt = '?';
+ int v_opt = 0;
+
+ _nc_progname = _nc_rootname(argv[0]);
+
+ while ((this_opt = getopt(argc, argv, "0123456789ahu:vU:V")) != -1) {
+ /* handle optional parameter */
+ if (isdigit(this_opt)) {
+ switch (last_opt) {
+ case 'v':
+ v_opt = (this_opt - '0');
+ break;
+ default:
+ if (isdigit(last_opt))
+ v_opt *= 10;
+ else
+ v_opt = 0;
+ v_opt += (this_opt - '0');
+ last_opt = this_opt;
+ }
+ continue;
+ }
+ switch (this_opt) {
+ case 'a':
+ all_dirs = TRUE;
+ break;
+ case 'h':
+ header = TRUE;
+ break;
+ case 'u':
+ direct_dependencies = TRUE;
+ report_file = optarg;
+ break;
+ case 'v':
+ v_opt = 1;
+ break;
+ case 'U':
+ invert_dependencies = TRUE;
+ report_file = optarg;
+ break;
+ case 'V':
+ puts(curses_version());
+ ExitProgram(EXIT_SUCCESS);
+ default:
+ usage();
+ }
+ }
+ set_trace_level(v_opt);
+
+ if (report_file != 0) {
+ if (freopen(report_file, "r", stdin) == 0) {
+ (void) fflush(stdout);
+ fprintf(stderr, "%s: can't open %s\n", _nc_progname, report_file);
+ ExitProgram(EXIT_FAILURE);
+ }
+
+ /* parse entries out of the source file */
+ _nc_set_source(report_file);
+ _nc_read_entry_source(stdin, 0, FALSE, FALSE, NULLHOOK);
+ }
+
+ /* maybe we want a direct-dependency listing? */
+ if (direct_dependencies) {
+ ENTRY *qp;
+
+ for_entry_list(qp) {
+ if (qp->nuses) {
+ int j;
+
+ (void) printf("%s:", _nc_first_name(qp->tterm.term_names));
+ for (j = 0; j < qp->nuses; j++)
+ (void) printf(" %s", qp->uses[j].name);
+ putchar('\n');
+ }
+ }
+
+ ExitProgram(EXIT_SUCCESS);
+ }
+
+ /* maybe we want a reverse-dependency listing? */
+ if (invert_dependencies) {
+ ENTRY *qp, *rp;
+ int matchcount;
+
+ for_entry_list(qp) {
+ matchcount = 0;
+ for_entry_list(rp) {
+ if (rp->nuses == 0)
+ continue;
+
+ for (i = 0; i < rp->nuses; i++)
+ if (_nc_name_match(qp->tterm.term_names,
+ rp->uses[i].name, "|")) {
+ if (matchcount++ == 0)
+ (void) printf("%s:",
+ _nc_first_name(qp->tterm.term_names));
+ (void) printf(" %s",
+ _nc_first_name(rp->tterm.term_names));
+ }
+ }
+ if (matchcount)
+ putchar('\n');
+ }
+
+ ExitProgram(EXIT_SUCCESS);
+ }
+
+ /*
+ * If we get this far, user wants a simple terminal type listing.
+ */
+ if (optind < argc) {
+ code = typelist(argc - optind, argv + optind, header, deschook);
+ } else if (all_dirs) {
+ DBDIRS state;
+ int offset;
+ int pass;
+ const char *path;
+ char **eargv = 0;
+
+ code = EXIT_FAILURE;
+ for (pass = 0; pass < 2; ++pass) {
+ unsigned count = 0;
+
+ _nc_first_db(&state, &offset);
+ while ((path = _nc_next_db(&state, &offset)) != 0) {
+ if (!is_database(path)) {
+ ;
+ } else if (eargv != 0) {
+ unsigned n;
+ int found = FALSE;
+
+ /* eliminate duplicates */
+ for (n = 0; n < count; ++n) {
+ if (!strcmp(path, eargv[n])) {
+ found = TRUE;
+ break;
+ }
+ }
+ if (!found) {
+ eargv[count] = strdup(path);
+ ++count;
+ }
+ } else {
+ ++count;
+ }
+ }
+ if (!pass) {
+ eargv = typeCalloc(char *, count + 1);
+ } else {
+ code = typelist((int) count, eargv, header, deschook);
+ while (count-- > 0)
+ free(eargv[count]);
+ free(eargv);
+ }
+ }
+ } else {
+ DBDIRS state;
+ int offset;
+ const char *path;
+ char *eargv[3];
+ int count = 0;
+
+ _nc_first_db(&state, &offset);
+ while ((path = _nc_next_db(&state, &offset)) != 0) {
+ if (is_database(path)) {
+ eargv[count++] = strdup(path);
+ break;
+ }
+ }
+ eargv[count] = 0;
+
+ code = typelist(count, eargv, header, deschook);
+
+ while (count-- > 0)
+ free(eargv[count]);
+ }
+ _nc_last_db();
+
+ ExitProgram(code);
+}