/****************************************************************************
- * Copyright (c) 1998-2010,2011 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2011,2012 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 *
#include <sys/stat.h>
#include <dump_entry.h>
+#include <hashed_db.h>
#include <transform.h>
-MODULE_ID("$Id: tic.c,v 1.157 2011/12/31 21:11:59 tom Exp $")
+MODULE_ID("$Id: tic.c,v 1.169 2012/04/14 21:34:26 tom Exp $")
+
+#define STDIN_NAME "<stdin>"
const char *_nc_progname = "tic";
}
*d = 0;
if (strlen(result) < strlen(s))
- strcpy(s, result);
+ _nc_STRCPY(s, result, strlen(s) + 1);
}
}
if ((up = strchr(namebuf, '#')) != 0
|| (up = strchr(namebuf, '=')) != 0
|| ((up = strchr(namebuf, '@')) != 0 && up[1] == '>')) {
- (void) strcpy(suffix, up);
+ _nc_STRCPY(suffix, up, have);
*up = '\0';
}
}
static FILE *
-open_input(const char *filename)
+open_tempfile(char *filename)
{
- FILE *fp = fopen(filename, "r");
+ FILE *result = 0;
+
+ _nc_STRCPY(filename, "/tmp/XXXXXX", PATH_MAX);
+#if HAVE_MKSTEMP
+ {
+ int fd = mkstemp(filename);
+ if (fd >= 0)
+ result = fdopen(fd, "w");
+ }
+#else
+ if (tmpnam(filename) != 0)
+ result = fopen(filename, "w");
+#endif
+ return result;
+}
+
+static FILE *
+copy_input(FILE *source, const char *filename, char *alt_file)
+{
+ FILE *result = 0;
+ FILE *target = open_tempfile(alt_file);
+ int ch;
+
+ if (source == 0) {
+ failed("copy_input (source)");
+ } else if (target == 0) {
+ failed("copy_input (target)");
+ } else {
+ clearerr(source);
+ for (;;) {
+ ch = fgetc(source);
+ if (feof(source)) {
+ break;
+ } else if (ferror(source)) {
+ failed(filename);
+ } else if (ch == 0) {
+ /* don't loop in case someone wants to convert /dev/zero */
+ fprintf(stderr, "%s: %s is not a text-file\n", _nc_progname, filename);
+ ExitProgram(EXIT_FAILURE);
+ }
+ fputc(ch, target);
+ }
+ fclose(source);
+ /*
+ * rewind() does not force the target file's data to disk (not does
+ * fflush()...). So open a second stream on the data and then close
+ * the one that we were writing on before starting to read from the
+ * second stream.
+ */
+ result = fopen(alt_file, "r+");
+ fclose(target);
+ to_remove = alt_file;
+ }
+ return result;
+}
+
+static FILE *
+open_input(const char *filename, char *alt_file)
+{
+ FILE *fp;
struct stat sb;
+ int mode;
- if (fp == 0) {
- fprintf(stderr, "%s: Can't open %s\n", _nc_progname, filename);
+ if (!strcmp(filename, "-")) {
+ fp = copy_input(stdin, STDIN_NAME, alt_file);
+ } else if (stat(filename, &sb) < 0) {
+ fprintf(stderr, "%s: %s %s\n", _nc_progname, filename, strerror(errno));
ExitProgram(EXIT_FAILURE);
- }
- if (fstat(fileno(fp), &sb) < 0
- || (sb.st_mode & S_IFMT) != S_IFREG) {
+ } else if ((mode = (sb.st_mode & S_IFMT)) == S_IFDIR
+ || (mode != S_IFREG && mode != S_IFCHR)) {
fprintf(stderr, "%s: %s is not a file\n", _nc_progname, filename);
ExitProgram(EXIT_FAILURE);
+ } else {
+ fp = fopen(filename, "r");
+
+ if (fp == 0) {
+ fprintf(stderr, "%s: Can't open %s\n", _nc_progname, filename);
+ ExitProgram(EXIT_FAILURE);
+ }
+ if (mode != S_IFREG) {
+ if (alt_file != 0) {
+ FILE *fp2 = copy_input(fp, filename, alt_file);
+ fp = fp2;
+ } else {
+ fprintf(stderr, "%s: %s is not a file\n", _nc_progname, filename);
+ ExitProgram(EXIT_FAILURE);
+ }
+ }
}
return fp;
}
if (src == 0) {
/* EMPTY */ ;
} else if (strchr(src, '/') != 0) { /* a filename */
- FILE *fp = open_input(src);
+ FILE *fp = open_input(src, (char *) 0);
for (pass = 1; pass <= 2; pass++) {
nn = 0;
return (code);
}
-static FILE *
-open_tempfile(char *name)
+static const char *
+valid_db_path(const char *nominal)
{
- FILE *result = 0;
-#if HAVE_MKSTEMP
- int fd = mkstemp(name);
- if (fd >= 0)
- result = fdopen(fd, "w");
+ struct stat sb;
+#if USE_HASHED_DB
+ char suffix[] = DBM_SUFFIX;
+ size_t need = strlen(nominal) + sizeof(suffix);
+ char *result = malloc(need);
+
+ _nc_STRCPY(result, nominal, need);
+ if (strcmp(result + need - sizeof(suffix), suffix)) {
+ _nc_STRCAT(result, suffix, need);
+ }
#else
- if (tmpnam(name) != 0)
- result = fopen(name, "w");
+ char *result = strdup(nominal);
#endif
+
+ DEBUG(1, ("** stat(%s)", result));
+ if (stat(result, &sb) >= 0) {
+#if USE_HASHED_DB
+ if (!S_ISREG(sb.st_mode)
+ || access(result, R_OK | W_OK) != 0) {
+ DEBUG(1, ("...not a writable file"));
+ free(result);
+ result = 0;
+ }
+#else
+ if (!S_ISDIR(sb.st_mode)
+ || access(result, R_OK | W_OK | X_OK) != 0) {
+ DEBUG(1, ("...not a writable directory"));
+ free(result);
+ result = 0;
+ }
+#endif
+ } else {
+ /* check if parent is directory and is writable */
+ unsigned leaf = _nc_pathlast(result);
+
+ DEBUG(1, ("...not found"));
+ if (leaf) {
+ char save = result[leaf];
+ result[leaf] = 0;
+ if (stat(result, &sb) >= 0
+ && S_ISDIR(sb.st_mode)
+ && access(result, R_OK | W_OK | X_OK) == 0) {
+ result[leaf] = save;
+ } else {
+ DEBUG(1, ("...parent directory %s is not writable", result));
+ free(result);
+ result = 0;
+ }
+ } else {
+ DEBUG(1, ("... no parent directory"));
+ free(result);
+ result = 0;
+ }
+ }
return result;
}
/*
- * Show the databases that tic knows about. The location to which it writes is
- * always the first one. If that is not writable, then tic errors out before
- * reaching this function.
+ * Show the databases to which tic could write. The location to which it
+ * writes is always the first one. If none are writable, print an error
+ * message.
*/
static void
-show_databases(void)
+show_databases(const char *outdir)
{
- DBDIRS state;
- int offset;
- const char *path;
+ bool specific = (outdir != 0) || getenv("TERMINFO") != 0;
+ const char *result;
+ const char *tried = 0;
+
+ if (outdir == 0) {
+ outdir = _nc_tic_dir(0);
+ }
+ if ((result = valid_db_path(outdir)) != 0) {
+ printf("%s\n", result);
+ } else {
+ tried = outdir;
+ }
+
+ if ((outdir = _nc_home_terminfo())) {
+ if ((result = valid_db_path(outdir)) != 0) {
+ printf("%s\n", result);
+ } else if (!specific) {
+ tried = outdir;
+ }
+ }
- _nc_first_db(&state, &offset);
- while ((path = _nc_next_db(&state, &offset)) != 0) {
- printf("%s\n", path);
+ /*
+ * If we can write in neither location, give an error message.
+ */
+ if (tried) {
+ fflush(stdout);
+ fprintf(stderr, "%s: %s (no permission)\n", _nc_progname, tried);
+ ExitProgram(EXIT_FAILURE);
}
- _nc_last_db();
}
+#define VtoTrace(opt) (unsigned) ((opt > 0) ? opt : (opt == 0))
+
int
main(int argc, char *argv[])
{
char my_tmpname[PATH_MAX];
+ char my_altfile[PATH_MAX];
int v_opt = -1;
unsigned debug_level;
int smart_defaults = TRUE;
sortmode = S_TERMCAP;
break;
case 'D':
- _nc_set_writedir(outdir);
- show_databases();
+ debug_level = VtoTrace(v_opt);
+ set_trace_level(debug_level);
+ show_databases(outdir);
ExitProgram(EXIT_SUCCESS);
break;
case 'I':
last_opt = this_opt;
}
- debug_level = (unsigned) ((v_opt > 0) ? v_opt : (v_opt == 0));
+ debug_level = VtoTrace(v_opt);
set_trace_level(debug_level);
if (_nc_tracing) {
*/
if (namelst && (!infodump && !capdump)) {
(void) fprintf(stderr,
- "Sorry, -e can't be used without -I or -C\n");
+ "%s: Sorry, -e can't be used without -I or -C\n",
+ _nc_progname);
cleanup(namelst);
ExitProgram(EXIT_FAILURE);
}
if (access(termcap, F_OK) == 0) {
/* file exists */
source_file = termcap;
- } else if ((tmp_fp = open_tempfile(strcpy(my_tmpname,
- "/tmp/XXXXXX")))
- != 0) {
- source_file = my_tmpname;
- fprintf(tmp_fp, "%s\n", termcap);
- fclose(tmp_fp);
- tmp_fp = open_input(source_file);
- to_remove = source_file;
} else {
- failed("tmpnam");
+ if ((tmp_fp = open_tempfile(my_tmpname)) != 0) {
+ source_file = my_tmpname;
+ fprintf(tmp_fp, "%s\n", termcap);
+ fclose(tmp_fp);
+ tmp_fp = open_input(source_file, (char *) 0);
+ to_remove = source_file;
+ } else {
+ failed("tmpnam");
+ }
}
}
} else {
}
}
- if (tmp_fp == 0)
- tmp_fp = open_input(source_file);
+ if (tmp_fp == 0) {
+ tmp_fp = open_input(source_file, my_altfile);
+ if (!strcmp(source_file, "-")) {
+ source_file = STDIN_NAME;
+ }
+ }
- if (infodump)
+ if (infodump) {
dump_init(tversion,
smart_defaults
? outform
: F_LITERAL,
sortmode, width, height, debug_level, formatted);
- else if (capdump)
+ } else if (capdump) {
dump_init(tversion,
outform,
sortmode, width, height, debug_level, FALSE);
+ }
/* parse entries out of the source file */
_nc_set_source(source_file);
ANDMISSING(parm_left_cursor, cursor_left);
ANDMISSING(parm_right_cursor, cursor_right);
- /* Given any of a set of cursor movement, the whole set should be present.
+ /* Given any of a set of cursor movement, the whole set should be present.
* Technically this is not true (we could use cursor_address to fill in
* unsupported controls), but it is likely.
*/
assert(strlen(show) < (MAX_KP * 4));
switch (kk) {
case 0:
- strcat(show, " ka1");
+ _nc_STRCAT(show, " ka1", sizeof(show));
break;
case 1:
- strcat(show, " ka3");
+ _nc_STRCAT(show, " ka3", sizeof(show));
break;
case 2:
- strcat(show, " kb2");
+ _nc_STRCAT(show, " kb2", sizeof(show));
break;
case 3:
- strcat(show, " kc1");
+ _nc_STRCAT(show, " kc1", sizeof(show));
break;
case 4:
- strcat(show, " kc3");
+ _nc_STRCAT(show, " kc3", sizeof(show));
break;
}
}
VALID_STRING(key_c3)) {
show[0] = '\0';
if (keypad_index(key_a1) >= 0)
- strcat(show, " ka1");
+ _nc_STRCAT(show, " ka1", sizeof(show));
if (keypad_index(key_a3) >= 0)
- strcat(show, " ka3");
+ _nc_STRCAT(show, " ka3", sizeof(show));
if (keypad_index(key_b2) >= 0)
- strcat(show, " kb2");
+ _nc_STRCAT(show, " kb2", sizeof(show));
if (keypad_index(key_c1) >= 0)
- strcat(show, " kc1");
+ _nc_STRCAT(show, " kc1", sizeof(show));
if (keypad_index(key_c3) >= 0)
- strcat(show, " kc3");
+ _nc_STRCAT(show, " kc3", sizeof(show));
if (*show != '\0')
_nc_warning("vt100 keypad map incomplete:%s", show);
}
ANDMISSING(parm_up_micro, micro_up);
}
+static bool
+uses_SGR_39_49(const char *value)
+{
+ return (strstr(value, "39;49") != 0
+ || strstr(value, "49;39") != 0);
+}
+
+/*
+ * Check consistency of termcap extensions related to "screen".
+ */
+static void
+check_screen(TERMTYPE *tp)
+{
+ if (_nc_user_definable) {
+ int have_XT = tigetflag("XT");
+ int have_XM = tigetflag("XM");
+ int have_bce = back_color_erase;
+ bool have_kmouse = FALSE;
+ bool use_sgr_39_49 = FALSE;
+ char *name = _nc_first_name(tp->term_names);
+
+ if (!VALID_BOOLEAN(have_bce)) {
+ have_bce = FALSE;
+ }
+ if (!VALID_BOOLEAN(have_XM)) {
+ have_XM = FALSE;
+ }
+ if (!VALID_BOOLEAN(have_XT)) {
+ have_XT = FALSE;
+ }
+ if (VALID_STRING(key_mouse)) {
+ have_kmouse = !strcmp("\033[M", key_mouse);
+ }
+ if (VALID_STRING(orig_colors)) {
+ use_sgr_39_49 = uses_SGR_39_49(orig_colors);
+ } else if (VALID_STRING(orig_pair)) {
+ use_sgr_39_49 = uses_SGR_39_49(orig_pair);
+ }
+
+ if (have_XM && have_XT) {
+ _nc_warning("Screen's XT capability conflicts with XM");
+ } else if (have_XT
+ && strstr(name, "screen") != 0
+ && strchr(name, '.') != 0) {
+ _nc_warning("Screen's \"screen\" entries should not have XT set");
+ } else if (have_XT) {
+ if (!have_kmouse && have_bce) {
+ if (VALID_STRING(key_mouse)) {
+ _nc_warning("Value of kmous inconsistent with screen's usage");
+ } else {
+ _nc_warning("Expected kmous capability with XT");
+ }
+ }
+ if (!have_bce && max_colors > 0)
+ _nc_warning("Expected bce capability with XT");
+ if (!use_sgr_39_49 && have_bce && max_colors > 0)
+ _nc_warning("Expected orig_colors capability with XT to have 39/49 parameters");
+ if (VALID_STRING(to_status_line))
+ _nc_warning("\"tsl\" capability is redundant, given XT");
+ } else {
+ if (have_kmouse && !have_XM)
+ _nc_warning("Expected XT to be set, given kmous");
+ }
+ }
+}
+
/*
* Returns the expected number of parameters for the given capability.
*/
check_cursor(tp);
check_keypad(tp);
check_printer(tp);
+ check_screen(tp);
/*
* These may be mismatched because the terminal description relies on