#include <hashed_db.h>
#include <transform.h>
-MODULE_ID("$Id: tic.c,v 1.162 2012/02/22 23:59:45 tom Exp $")
+MODULE_ID("$Id: tic.c,v 1.165 2012/03/24 22:07:10 tom Exp $")
+
+#define STDIN_NAME "<stdin>"
const char *_nc_progname = "tic";
}
static FILE *
-open_input(const char *filename)
+open_tempfile(char *filename)
+{
+ 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 = fopen(filename, "r");
+ 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)
-{
- FILE *result = 0;
-#if HAVE_MKSTEMP
- int fd = mkstemp(name);
- if (fd >= 0)
- result = fdopen(fd, "w");
-#else
- if (tmpnam(name) != 0)
- result = fopen(name, "w");
-#endif
- return result;
-}
-
static const char *
valid_db_path(const char *nominal)
{
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;
/* file exists */
source_file = termcap;
} else {
- _nc_STRCPY(my_tmpname,
- "/tmp/XXXXXX",
- sizeof(my_tmpname));
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);
+ tmp_fp = open_input(source_file, (char *) 0);
to_remove = source_file;
} else {
failed("tmpnam");
}
}
- 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);