*/
static char const *const license_msg[] = {
-"Copyright (C) 2007, 2010 Free Software Foundation, Inc.",
+"Copyright (C) 2007, 2010, 2011 Free Software Foundation, Inc.",
"Copyright (C) 1993 Jean-loup Gailly.",
"This is free software. You may redistribute copies of it under the terms of",
"the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.",
#endif
#ifdef off_t
- off_t lseek OF((int fd, off_t offset, int whence));
+ off_t lseek (int fd, off_t offset, int whence);
#endif
#ifndef OFF_T_MIN
is deliberately not documented, and only for testing. */
static bool presume_input_tty;
-int ascii = 0; /* convert end-of-lines to local OS conventions */
-int to_stdout = 0; /* output to stdout (-c) */
-int decompress = 0; /* decompress (-d) */
-int force = 0; /* don't ask questions, compress links (-f) */
-int no_name = -1; /* don't save or restore the original file name */
-int no_time = -1; /* don't save or restore the original file time */
-int recursive = 0; /* recurse through directories (-r) */
-int list = 0; /* list the file contents (-l) */
-int verbose = 0; /* be verbose (-v) */
-int quiet = 0; /* be very quiet (-q) */
-int do_lzw = 0; /* generate output compatible with old compress (-Z) */
-int test = 0; /* test .gz file integrity */
-int foreground = 0; /* set if program run in foreground */
-char *program_name; /* program name */
-int maxbits = BITS; /* max bits per code for LZW */
-int method = DEFLATED;/* compression method */
-int level = 6; /* compression level */
-int exit_code = OK; /* program exit code */
-int save_orig_name; /* set if original name must be saved */
-int last_member; /* set for .zip and .Z files */
-int part_nb; /* number of parts in .gz file */
-struct timespec time_stamp; /* original time stamp (modification time) */
-off_t ifile_size; /* input file size, -1 for devices (debug only) */
-char *env; /* contents of GZIP env variable */
-char **args = NULL; /* argv pointer if GZIP env variable defined */
-char const *z_suffix; /* default suffix (can be set with --suffix) */
-size_t z_len; /* strlen(z_suffix) */
+static int ascii = 0; /* convert end-of-lines to local OS conventions */
+ int to_stdout = 0; /* output to stdout (-c) */
+static int decompress = 0; /* decompress (-d) */
+static int force = 0; /* don't ask questions, compress links (-f) */
+static int no_name = -1; /* don't save or restore the original file name */
+static int no_time = -1; /* don't save or restore the original file time */
+static int recursive = 0; /* recurse through directories (-r) */
+static int list = 0; /* list the file contents (-l) */
+ int verbose = 0; /* be verbose (-v) */
+ int quiet = 0; /* be very quiet (-q) */
+static int do_lzw = 0; /* generate output compatible with old compress (-Z) */
+ int test = 0; /* test .gz file integrity */
+static int foreground = 0; /* set if program run in foreground */
+ char *program_name; /* program name */
+ int maxbits = BITS; /* max bits per code for LZW */
+ int method = DEFLATED;/* compression method */
+ int level = 6; /* compression level */
+ int exit_code = OK; /* program exit code */
+ int save_orig_name; /* set if original name must be saved */
+static int last_member; /* set for .zip and .Z files */
+static int part_nb; /* number of parts in .gz file */
+ struct timespec time_stamp; /* original time stamp (modification time) */
+ off_t ifile_size; /* input file size, -1 for devices (debug only) */
+static char *env; /* contents of GZIP env variable */
+static char **args = NULL; /* argv pointer if GZIP env variable defined */
+static char const *z_suffix; /* default suffix (can be set with --suffix) */
+static size_t z_len; /* strlen(z_suffix) */
/* The set of signals that are caught. */
static sigset_t caught_signals;
off_t bytes_in; /* number of input bytes */
off_t bytes_out; /* number of output bytes */
-off_t total_in; /* input bytes for all files */
-off_t total_out; /* output bytes for all files */
+static off_t total_in; /* input bytes for all files */
+static off_t total_out; /* output bytes for all files */
char ifname[MAX_PATH_LEN]; /* input file name */
char ofname[MAX_PATH_LEN]; /* output file name */
-struct stat istat; /* status for input file */
+static struct stat istat; /* status for input file */
int ifd; /* input file descriptor */
int ofd; /* output file descriptor */
unsigned insize; /* valid bytes in inbuf */
PRESUME_INPUT_TTY_OPTION = CHAR_MAX + 1
};
-struct option longopts[] =
+static const struct option longopts[] =
{
/* { name has_arg *flag val } */
{"ascii", 0, 0, 'a'}, /* ascii text mode */
/* local functions */
-local void try_help OF((void)) ATTRIBUTE_NORETURN;
-local void help OF((void));
-local void license OF((void));
-local void version OF((void));
-local int input_eof OF((void));
-local void treat_stdin OF((void));
-local void treat_file OF((char *iname));
-local int create_outfile OF((void));
-local char *get_suffix OF((char *name));
-local int open_input_file OF((char *iname, struct stat *sbuf));
-local void discard_input_bytes OF((size_t nbytes, unsigned int flags));
-local int make_ofname OF((void));
-local void shorten_name OF((char *name));
-local int get_method OF((int in));
-local void do_list OF((int ifd, int method));
-local int check_ofname OF((void));
-local void copy_stat OF((struct stat *ifstat));
-local void install_signal_handlers OF((void));
-local void remove_output_file OF((void));
-local RETSIGTYPE abort_gzip_signal OF((int));
-local void do_exit OF((int exitcode)) ATTRIBUTE_NORETURN;
- int main OF((int argc, char **argv));
-int (*work) OF((int infile, int outfile)) = zip; /* function to call */
+local void try_help (void) ATTRIBUTE_NORETURN;
+local void help (void);
+local void license (void);
+local void version (void);
+local int input_eof (void);
+local void treat_stdin (void);
+local void treat_file (char *iname);
+local int create_outfile (void);
+local char *get_suffix (char *name);
+local int open_input_file (char *iname, struct stat *sbuf);
+local void discard_input_bytes (size_t nbytes, unsigned int flags);
+local int make_ofname (void);
+local void shorten_name (char *name);
+local int get_method (int in);
+local void do_list (int ifd, int method);
+local int check_ofname (void);
+local void copy_stat (struct stat *ifstat);
+local void install_signal_handlers (void);
+local void remove_output_file (void);
+local RETSIGTYPE abort_gzip_signal (int);
+local void do_exit (int exitcode) ATTRIBUTE_NORETURN;
+ int main (int argc, char **argv);
+static int (*work) (int infile, int outfile) = zip; /* function to call */
#if ! NO_DIR
-local void treat_dir OF((int fd, char *dir));
+local void treat_dir (int fd, char *dir);
#endif
#define strequ(s1, s2) (strcmp((s1),(s2)) == 0)
*
* Here we use the --force option to get the other behavior.
*/
- fprintf(stderr,
- "%s: compressed data not %s a terminal. Use -f to force %scompression.\n",
- program_name, decompress ? "read from" : "written to",
- decompress ? "de" : "");
- fprintf (stderr, "For help, type: %s -h\n", program_name);
+ if (! quiet)
+ fprintf (stderr,
+ ("%s: compressed data not %s a terminal."
+ " Use -f to force %scompression.\n"
+ "For help, type: %s -h\n"),
+ program_name,
+ decompress ? "read from" : "written to",
+ decompress ? "de" : "",
+ program_name);
do_exit(ERROR);
}