diff options
Diffstat (limited to 'locale/programs/localedef.c')
| -rw-r--r-- | locale/programs/localedef.c | 261 |
1 files changed, 137 insertions, 124 deletions
diff --git a/locale/programs/localedef.c b/locale/programs/localedef.c index da01d4c974..656377f9df 100644 --- a/locale/programs/localedef.c +++ b/locale/programs/localedef.c @@ -21,9 +21,9 @@ # include <config.h> #endif +#include <argp.h> #include <errno.h> #include <fcntl.h> -#include <getopt.h> #include <libintl.h> #include <locale.h> #include <stdio.h> @@ -73,20 +73,62 @@ int verbose; /* If not zero suppress warnings and information messages. */ int be_quiet; +/* If not zero force output even if warning were issued. */ +static int force_output; -/* Long options. */ -static const struct option long_options[] = +/* Name of the character map file. */ +static const char *charmap_file; + +/* Name of the locale definition file. */ +static const char *input_file; + +/* Name of the UCS file. */ +static const char *ucs_csn; + + +/* Name and version of program. */ +static void print_version (FILE *stream, struct argp_state *state); +void (*argp_program_version_hook) (FILE *, struct argp_state *) = print_version; + +#define OPT_POSIX 1 +#define OPT_QUIET 2 + +/* Definitions of arguments for argp functions. */ +static const struct argp_option options[] = +{ + { NULL, 0, NULL, 0, N_("Input Files:") }, + { "charmap", 'f', "FILE", 0, + N_("Symbolic character names defined in FILE") }, + { "inputfile", 'i', "FILE", 0, N_("Source definitions are found in FILE") }, + { "code-set-name", 'u', "NAME", OPTION_HIDDEN, + N_("Specify code set for mapping ISO 10646 elements") }, + + { NULL, 0, NULL, 0, N_("Output control:") }, + { "force", 'c', NULL, 0, + N_("Create output even if warning messages were issued") }, + { "posix", OPT_POSIX, NULL, 0, N_("Be strictly POSIX conform") }, + { "quiet", OPT_QUIET, NULL, 0, + N_("Suppress warnings and information messages") }, + { "verbose", 'V', NULL, 0, N_("print more messages") }, + { NULL, 0, NULL, 0, NULL } +}; + +/* Short description of program. */ +static const char doc[] = N_("Compile locale specification"); + +/* Strings for arguments in help texts. */ +static const char args_doc[] = N_("NAME"); + +/* Prototype for option handler. */ +static error_t parse_opt (int key, char *arg, struct argp_state *state); + +/* Function to print some extra text in the help message. */ +static char *more_help (int key, const char *text, void *input); + +/* Data structure to communicate with argp functions. */ +static struct argp argp = { - { "charmap", required_argument, NULL, 'f' }, - { "code-set-name", required_argument, NULL, 'u' }, - { "help", no_argument, NULL, 'h' }, - { "force", no_argument, NULL, 'c' }, - { "inputfile", required_argument, NULL, 'i' }, - { "posix", no_argument, &posix_conformance, 1 }, - { "quiet", no_argument, NULL, 'q' }, - { "verbose", no_argument, &verbose, 1}, - { "version", no_argument, NULL, 'V' }, - { NULL, 0, NULL, 0 } + options, parse_opt, args_doc, doc, NULL, more_help }; @@ -94,7 +136,6 @@ static const struct option long_options[] = void *xmalloc (size_t __n); /* Prototypes for local functions. */ -static void usage (int status) __attribute__ ((noreturn)); static void error_print (void); static const char *construct_output_path (char *path); @@ -102,13 +143,6 @@ static const char *construct_output_path (char *path); int main (int argc, char *argv[]) { - int optchar; - int do_help = 0; - int do_version = 0; - int force_output = 0; - const char *charmap_file = NULL; - const char *input_file = NULL; - const char *ucs_csn = NULL; const char *output_path; int cannot_write_why; struct charset_t *charset; @@ -119,7 +153,6 @@ main (int argc, char *argv[]) copy_list = NULL; posix_conformance = getenv ("POSIXLY_CORRECT") != NULL; error_print_progname = error_print; - verbose = 0; /* Set locale. Do not set LC_ALL because the other categories must not be affected (according to POSIX.2). */ @@ -129,83 +162,27 @@ main (int argc, char *argv[]) /* Initialize the message catalog. */ textdomain (_libc_intl_domainname); - while ((optchar = getopt_long (argc, argv, "cf:hi:u:vV", long_options, NULL)) - != -1) - switch (optchar) - { - case '\0': /* Long option. */ - break; - - case 'c': - force_output = 1; - break; - - case 'f': - charmap_file = optarg; - break; - - case 'h': - do_help = 1; - break; - - case 'i': - input_file = optarg; - break; - - case 'q': - be_quiet = 1; - verbose = 0; - break; - - case 'u': - ucs_csn = optarg; - break; - - case 'v': - verbose = 1; - be_quiet = 0; - break; - - case 'V': - do_version = 1; - break; - - default: - usage (4); /* A value >3 is forced by POSIX. */ - break; - } + /* Parse and process arguments. */ + argp_parse (&argp, argc, argv, 0, 0, NULL); + + /* XXX POSIX is violated since for unknown option a exit value > 3 + must be used. */ /* POSIX.2 requires to be verbose about missing characters in the character map. */ verbose |= posix_conformance; - /* Version information is requested. */ - if (do_version) + if (argc - optind != 1) { - printf ("localedef (GNU %s) %s\n", PACKAGE, VERSION); - printf (_("\ -Copyright (C) %s Free Software Foundation, Inc.\n\ -This is free software; see the source for copying conditions. There is NO\n\ -warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "1995, 1996, 1997"); - printf (_("Written by %s.\n"), "Ulrich Drepper"); + /* We need exactly one non-option parameter. */ + argp_help (&argp, stdout, ARGP_HELP_SEE, + program_invocation_short_name); - exit (0); + /* XXX Currently POSIX is violated. We must exit with code 4 + but the argp_help function currently does not allow this. */ + exit (4); } - /* Help is requested. */ - if (do_help) - /* Possible violation: POSIX.2 4.35.8 defines the return value 0 as - "No errors occurred and the locale(s) were successfully created." - But giving a other value than 0 does not make sense here. It - is perhaps not that important because POSIX does not specify the - -h option for localedef. */ - usage (0); - - if (argc - optind != 1) - /* We need exactly one non-option parameter. */ - usage (4); - /* The parameter describes the output path of the constructed files. If the described files cannot be written return a NULL pointer. */ output_path = construct_output_path (argv[optind]); @@ -353,6 +330,76 @@ cannot `stat' locale file `%s'"), } +/* Handle program arguments. */ +static error_t +parse_opt (int key, char *arg, struct argp_state *state) +{ + switch (key) + { + case OPT_QUIET: + be_quiet = 1; + break; + case OPT_POSIX: + posix_conformance = 1; + break; + case 'c': + force_output = 1; + break; + case 'f': + charmap_file = arg; + break; + case 'i': + input_file = arg; + break; + case 'u': + ucs_csn = arg; + break; + case 'v': + verbose = 1; + break; + default: + return ARGP_ERR_UNKNOWN; + } + return 0; +} + + +static char * +more_help (int key, const char *text, void *input) +{ + char *cp; + + switch (key) + { + case ARGP_KEY_HELP_EXTRA: + /* We print some extra information. */ + asprintf (&cp, gettext ("\ +System's directory for character maps: %s\n\ + locale files : %s\n\ +%s"), + CHARMAP_PATH, LOCALE_PATH, gettext ("\ +Report bugs using the `glibcbug' script to <bugs@gnu.ai.mit.edu>.\n")); + return cp; + default: + break; + } + return (char *) text; +} + +/* Print the version information. */ +static void +print_version (FILE *stream, struct argp_state *state) +{ + fprintf (stream, "localedef (GNU %s) %s\n", PACKAGE, VERSION); + fprintf (stream, gettext ("\ +Copyright (C) %s Free Software Foundation, Inc.\n\ +This is free software; see the source for copying conditions. There is NO\n\ +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ +"), "1995, 1996, 1997"); + fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); +} + + void def_to_process (const char *name, int category) { @@ -390,40 +437,6 @@ category data requested more than once: should not happen")); } -/* Display usage information and exit. */ -static void -usage (int status) -{ - if (status != 0) - fprintf (stderr, _("Try `%s --help' for more information.\n"), - program_invocation_name); - else - { - printf (_("\ -Usage: %s [OPTION]... name\n\ -Mandatory arguments to long options are mandatory for short options too.\n\ - -c, --force create output even if warning messages were issued\n\ - -h, --help display this help and exit\n\ - -f, --charmap=FILE symbolic character names defined in FILE\n\ - -i, --inputfile=FILE source definitions are found in FILE\n\ - --quiet Suppress warnings and information messages\n\ - -u, --code-set-name=NAME specify code set for mapping ISO 10646 elements\n\ - -v, --verbose print more messages\n\ - -V, --version output version information and exit\n\ - --posix be strictly POSIX conform\n\ -\n\ -System's directory for character maps: %s\n\ - locale files : %s\n"), - program_invocation_name, CHARMAP_PATH, LOCALE_PATH); - fputs (gettext ("\ -Report bugs using the `glibcbug' script to <bugs@gnu.ai.mit.edu>.\n"), - stdout); - } - - exit (status); -} - - /* The address of this function will be assigned to the hook in the error functions. */ static void |