/* Command line parsing.
Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
+ 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
+ Inc.
This file is part of GNU Wget.
#include <stdio.h>
#include <stdlib.h>
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif /* HAVE_UNISTD_H */
+#include <unistd.h>
#include <string.h>
#include <signal.h>
#ifdef ENABLE_NLS
#include <getpass.h>
#include <quote.h>
+#ifdef WINDOWS
+# include <io.h>
+# include <fcntl.h>
+#endif
+
#ifdef __VMS
-#include "vms.h"
+# include "vms.h"
#endif /* __VMS */
#ifndef PATH_SEPARATOR
# define PATH_SEPARATOR '/'
#endif
+#ifndef ENABLE_IRI
+struct iri dummy_iri;
+#endif
+
struct options opt;
/* defined in version.c */
{ IF_SSL ("certificate-type"), 0, OPT_VALUE, "certificatetype", -1 },
{ IF_SSL ("check-certificate"), 0, OPT_BOOLEAN, "checkcertificate", -1 },
{ "clobber", 0, OPT__CLOBBER, NULL, optional_argument },
+ { "config", 0, OPT_VALUE, "chooseconfig", -1 },
{ "connect-timeout", 0, OPT_VALUE, "connecttimeout", -1 },
{ "continue", 'c', OPT_BOOLEAN, "continue", -1 },
{ "convert-links", 'k', OPT_BOOLEAN, "convertlinks", -1 },
}
/* Print the usage message. */
-static void
+static int
print_usage (int error)
{
- fprintf (error ? stderr : stdout, _("Usage: %s [OPTION]... [URL]...\n"),
- exec_name);
+ return fprintf (error ? stderr : stdout,
+ _("Usage: %s [OPTION]... [URL]...\n"), exec_name);
}
/* Print the help message, describing all the available options. If
N_("\
-B, --base=URL resolves HTML input-file links (-i -F)\n\
relative to URL.\n"),
+ N_("\
+ --config=FILE Specify config file to use.\n"),
"\n",
N_("\
-O, --output-document=FILE write documents to FILE.\n"),
N_("\
-nc, --no-clobber skip downloads that would download to\n\
- existing files.\n"),
+ existing files (overwriting them).\n"),
N_("\
-c, --continue resume getting a partially-downloaded file.\n"),
N_("\
size_t i;
- printf (_("GNU Wget %s, a non-interactive network retriever.\n"),
- version_string);
- print_usage (0);
+ if (printf (_("GNU Wget %s, a non-interactive network retriever.\n"),
+ version_string) < 0)
+ exit (3);
+ if (print_usage (0) < 0)
+ exit (3);
for (i = 0; i < countof (help); i++)
- fputs (_(help[i]), stdout);
+ if (fputs (_(help[i]), stdout) < 0)
+ exit (3);
exit (0);
}
prompt_for_password (void)
{
if (opt.user)
- printf (_("Password for user %s: "), quote (opt.user));
+ fprintf (stderr, _("Password for user %s: "), quote (opt.user));
else
- printf (_("Password: "));
+ fprintf (stderr, _("Password: "));
return getpass("");
}
to at most line_length. prefix is printed on the first line
and an appropriate number of spaces are added on subsequent
lines.*/
-static void
+static int
format_and_print_line (const char *prefix, const char *line,
int line_length)
{
if (line_length <= 0)
line_length = MAX_CHARS_PER_LINE - TABULATION;
- printf ("%s", prefix);
+ if (printf ("%s", prefix) < 0)
+ return -1;
remaining_chars = line_length;
/* We break on spaces. */
token = strtok (line_dup, " ");
token on the next line. */
if (remaining_chars <= strlen (token))
{
- printf ("\n%*c", TABULATION, ' ');
+ if (printf ("\n%*c", TABULATION, ' ') < 0)
+ return -1;
remaining_chars = line_length - TABULATION;
}
- printf ("%s ", token);
+ if (printf ("%s ", token) < 0)
+ return -1;
remaining_chars -= strlen (token) + 1; /* account for " " */
token = strtok (NULL, " ");
}
- printf ("\n");
+ if (printf ("\n") < 0)
+ return -1;
xfree (line_dup);
+ return 0;
}
static void
char *env_wgetrc, *user_wgetrc;
int i;
- printf (_("GNU Wget %s built on %s.\n\n"), version_string, OS_TYPE);
+ if (printf (_("GNU Wget %s built on %s.\n\n"), version_string, OS_TYPE) < 0)
+ exit (3);
for (i = 0; compiled_features[i] != NULL; )
{
int line_length = MAX_CHARS_PER_LINE;
while ((line_length > 0) && (compiled_features[i] != NULL))
{
- printf ("%s ", compiled_features[i]);
+ if (printf ("%s ", compiled_features[i]) < 0)
+ exit (3);
line_length -= strlen (compiled_features[i]) + 2;
i++;
}
- printf ("\n");
+ if (printf ("\n") < 0)
+ exit (3);
}
- printf ("\n");
+ if (printf ("\n") < 0)
+ exit (3);
/* Handle the case when $WGETRC is unset and $HOME/.wgetrc is
absent. */
- printf ("%s\n", wgetrc_title);
+ if (printf ("%s\n", wgetrc_title) < 0)
+ exit (3);
+
env_wgetrc = wgetrc_env_file_name ();
if (env_wgetrc && *env_wgetrc)
{
- printf (_(" %s (env)\n"), env_wgetrc);
+ if (printf (_(" %s (env)\n"), env_wgetrc) < 0)
+ exit (3);
xfree (env_wgetrc);
}
user_wgetrc = wgetrc_user_file_name ();
if (user_wgetrc)
{
- printf (_(" %s (user)\n"), user_wgetrc);
+ if (printf (_(" %s (user)\n"), user_wgetrc) < 0)
+ exit (3);
xfree (user_wgetrc);
}
#ifdef SYSTEM_WGETRC
- printf (_(" %s (system)\n"), SYSTEM_WGETRC);
+ if (printf (_(" %s (system)\n"), SYSTEM_WGETRC) < 0)
+ exit (3);
#endif
#ifdef ENABLE_NLS
- format_and_print_line (locale_title,
+ if (format_and_print_line (locale_title,
LOCALEDIR,
- MAX_CHARS_PER_LINE);
+ MAX_CHARS_PER_LINE) < 0)
+ exit (3);
#endif /* def ENABLE_NLS */
if (compilation_string != NULL)
- format_and_print_line (compile_title,
- compilation_string,
- MAX_CHARS_PER_LINE);
+ if (format_and_print_line (compile_title,
+ compilation_string,
+ MAX_CHARS_PER_LINE) < 0)
+ exit (3);
if (link_string != NULL)
- format_and_print_line (link_title,
- link_string,
- MAX_CHARS_PER_LINE);
+ if (format_and_print_line (link_title,
+ link_string,
+ MAX_CHARS_PER_LINE) < 0)
+ exit (3);
+
+ if (printf ("\n") < 0)
+ exit (3);
- printf ("\n");
/* TRANSLATORS: When available, an actual copyright character
(cirle-c) should be used in preference to "(C)". */
- fputs (_("\
-Copyright (C) 2009 Free Software Foundation, Inc.\n"), stdout);
- fputs (_("\
+ if (fputs (_("\
+Copyright (C) 2009 Free Software Foundation, Inc.\n"), stdout) < 0)
+ exit (3);
+ if (fputs (_("\
License GPLv3+: GNU GPL version 3 or later\n\
<http://www.gnu.org/licenses/gpl.html>.\n\
This is free software: you are free to change and redistribute it.\n\
-There is NO WARRANTY, to the extent permitted by law.\n"), stdout);
+There is NO WARRANTY, to the extent permitted by law.\n"), stdout) < 0)
+ exit (3);
/* TRANSLATORS: When available, please use the proper diacritics for
names such as this one. See en_US.po for reference. */
- fputs (_("\nOriginally written by Hrvoje Niksic <hniksic@xemacs.org>.\n"),
- stdout);
- fputs (_("Please send bug reports and questions to <bug-wget@gnu.org>.\n"),
- stdout);
+ if (fputs (_("\nOriginally written by Hrvoje Niksic <hniksic@xemacs.org>.\n"),
+ stdout) < 0)
+ exit (3);
+ if (fputs (_("Please send bug reports and questions to <bug-wget@gnu.org>.\n"),
+ stdout) < 0)
+ exit (3);
+
exit (0);
}
int nurl;
bool append_to_log = false;
+ total_downloaded_bytes = 0;
+
program_name = argv[0];
struct ptimer *timer = ptimer_new ();
windows_main ((char **) &exec_name);
#endif
- /* Set option defaults; read the system wgetrc and ~/.wgetrc. */
- initialize ();
+ /* Load the hard-coded defaults. */
+ defaults ();
init_switches ();
+
+ /* This seperate getopt_long is needed to find the user config
+ and parse it before the other user options. */
+ longindex = -1;
+ int retconf;
+ bool use_userconfig = false;
+
+ while ((retconf = getopt_long (argc, argv,
+ short_options, long_options, &longindex)) != -1)
+ {
+ int confval;
+ bool userrc_ret = true;
+ struct cmdline_option *config_opt;
+ confval = long_options[longindex].val;
+ config_opt = &option_data[confval & ~BOOLEAN_NEG_MARKER];
+ if (strcmp (config_opt->long_name, "config") == 0)
+ {
+ userrc_ret &= run_wgetrc (optarg);
+ use_userconfig = true;
+ }
+ if (!userrc_ret)
+ {
+ printf ("Exiting due to error in %s\n", optarg);
+ exit (2);
+ }
+ else
+ break;
+ }
+
+ /* If the user did not specify a config, read the system wgetrc and ~/.wgetrc. */
+ if (use_userconfig == false)
+ initialize ();
+
+ opterr = 0;
+ optind = 0;
+
longindex = -1;
while ((ret = getopt_long (argc, argv,
short_options, long_options, &longindex)) != -1)
/* All user options have now been processed, so it's now safe to do
interoption dependency checks. */
+ if (opt.noclobber && opt.convert_links)
+ {
+ fprintf (stderr,
+ _("Both --no-clobber and --convert-links were specified,"
+ "only --convert-links will be used.\n"));
+ opt.noclobber = false;
+ }
+
if (opt.reclevel == 0)
opt.reclevel = INFINITE_RECURSION; /* see recur.h for commentary */
opt.encoding_remote = NULL;
}
#else
+ memset (&dummy_iri, 0, sizeof (dummy_iri));
if (opt.enable_iri || opt.locale || opt.encoding_remote)
{
/* sXXXav : be more specific... */
if (HYPHENP (opt.output_document))
{
#ifdef WINDOWS
- FILE *result;
- result = freopen ("CONOUT$", "wb", stdout);
- if (result == NULL)
- {
- logputs (LOG_NOTQUIET, _("\
-WARNING: Can't reopen standard output in binary mode;\n\
- downloaded file may contain inappropriate line endings.\n"));
- }
+ _setmode (_fileno (stdout), _O_BINARY);
#endif
output_stream = stdout;
}
char *error = url_error (*t, url_err);
logprintf (LOG_NOTQUIET, "%s: %s.\n",*t, error);
xfree (error);
+ inform_exit_status (URLERROR);
}
else
{
if (opt.input_filename)
{
int count;
- retrieve_from_file (opt.input_filename, opt.force_html, &count);
+ int status;
+ status = retrieve_from_file (opt.input_filename, opt.force_html, &count);
+ inform_exit_status (status);
if (!count)
logprintf (LOG_NOTQUIET, _("No URLs found in %s.\n"),
opt.input_filename);