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/* -*- mode: C -*-
*
* File: recutl.h
* Date: Thu Apr 22 17:29:52 2010
*
* GNU recutils - Common code for the utilities.
*
*/
/* Copyright (C) 2010, 2011, 2012 Jose E. Marchesi */
/* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef RECUTL_H
#define RECUTL_H
#include <progname.h>
/*
* Common arguments.
*/
#define COMMON_ARGS \
HELP_ARG, \
VERSION_ARG
#define COMMON_LONG_ARGS \
{"help", no_argument, NULL, HELP_ARG}, \
{"version", no_argument, NULL, VERSION_ARG}
#define COMMON_ARGS_CASES \
case HELP_ARG: \
{ \
recutl_print_help (); \
exit (EXIT_SUCCESS); \
break; \
} \
case VERSION_ARG: \
{ \
recutl_print_version (); \
exit (EXIT_SUCCESS); \
break; \
}
/*
* Record selection arguments.
*/
#define RECORD_SELECTION_ARGS \
TYPE_ARG, \
EXPRESSION_ARG, \
QUICK_ARG, \
NUM_ARG, \
INSENSITIVE_ARG, \
RANDOM_ARG
#define RECORD_SELECTION_LONG_ARGS \
{"type", required_argument, NULL, TYPE_ARG}, \
{"expression", required_argument, NULL, EXPRESSION_ARG}, \
{"quick", required_argument, NULL, QUICK_ARG}, \
{"num", required_argument, NULL, NUM_ARG}, \
{"case-insensitive", no_argument, NULL, INSENSITIVE_ARG}, \
{"random", required_argument, NULL, RANDOM_ARG}
#define RECORD_SELECTION_SHORT_ARGS \
"it:e:n:q:m:"
#define RECORD_SELECTION_ARGS_CASES \
case TYPE_ARG: \
case 't': \
{ \
recutl_type = xstrdup (optarg); \
if (!rec_field_name_part_str_p (recutl_type)) \
{ \
recutl_fatal ("invalid record type %s\n", \
recutl_type); \
} \
break; \
} \
case EXPRESSION_ARG: \
case 'e': \
{ \
if (recutl_num_indexes() != 0) \
{ \
recutl_fatal (_("cannot specify -e and also -n\n"));\
} \
\
if (recutl_quick_str) \
{ \
fprintf (stderr, \
"%s: cannot specify -e and also -q.\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
recutl_sex_str = xstrdup (optarg); \
\
/* Compile the search expression. */ \
if (recutl_sex_str) \
{ \
recutl_sex = rec_sex_new (recutl_insensitive); \
if (!rec_sex_compile (recutl_sex, recutl_sex_str)) \
{ \
fprintf (stderr, \
"%s: error: invalid selection expression.\n",\
program_name); \
exit (EXIT_FAILURE); \
} \
} \
\
break; \
} \
case NUM_ARG: \
case 'n': \
{ \
\
if (recutl_sex) \
{ \
fprintf (stderr, \
"%s: cannot specify -n and also -e.\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
if (recutl_quick_str) \
{ \
fprintf (stderr, \
"%s: cannot specify -n and also -q\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
if (recutl_num_indexes() != 0) \
{ \
recutl_fatal ("please specify just one -n\n"); \
} \
\
if (!recutl_index_list_parse (optarg)) \
{ \
recutl_fatal (_("invalid list of indexes in -n\n")); \
} \
\
break; \
} \
case RANDOM_ARG: \
case 'm': \
{ \
if (recutl_sex) \
{ \
fprintf (stderr, \
"%s: cannot specify -m and also -e.\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
if (recutl_quick_str) \
{ \
fprintf (stderr, \
"%s: cannot specify -m and also -q\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
if (recutl_num_indexes() != 0) \
{ \
fprintf (stderr, \
"%s: cannot specify -m and also -n\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
\
if (recutl_random) \
{ \
recutl_fatal ("please specify just one -m\n"); \
} \
\
{ \
char *end; \
long int li = strtol (optarg, &end, 0); \
if (*end != '\0') \
{ \
recutl_fatal ("invalid number in -m\n"); \
} \
\
recutl_random = li; \
} \
\
break; \
} \
case QUICK_ARG: \
case 'q': \
{ \
if (recutl_sex) \
{ \
fprintf (stderr, \
"%s: cannot specify -n and also -e.\n", \
program_name); \
exit (EXIT_FAILURE); \
} \
if (recutl_num_indexes() != 0) \
{ \
recutl_fatal (_("cannot specify -e and also -n")); \
} \
\
recutl_quick_str = xstrdup (optarg); \
break; \
} \
case INSENSITIVE_ARG: \
case 'i': \
{ \
recutl_insensitive = true; \
break; \
}
#if defined REC_CRYPT_SUPPORT
# define ENCRYPTION_SHORT_ARGS "s:"
#else
# define ENCRYPTION_SHORT_ARGS ""
#endif
/*
* Function prototypes.
*/
void recutl_init (char *util_name);
void recutl_print_version (void);
void recutl_print_help_common (void);
void recutl_print_help_footer (void);
void recutl_print_help_record_selection (void);
void recutl_error (const char *fmt, ...);
void recutl_warning (const char *fmt, ...);
void recutl_fatal (const char *fmt, ...);
bool recutl_parse_db_from_file (FILE *in, char *file_name, rec_db_t db);
rec_db_t recutl_build_db (int argc, char **argv);
char *recutl_eval_field_expression (rec_fex_t fex,
rec_record_t record,
rec_writer_mode_t mode,
bool print_values_p,
bool print_in_a_row_p,
char *password);
rec_db_t recutl_read_db_from_file (char *file_name);
void recutl_write_db_to_file (rec_db_t db, char *file_name);
char *recutl_read_file (char *file_name);
void recutl_check_integrity (rec_db_t db,
bool verbose_p,
bool external_p);
bool recutl_yesno (char *prompt);
bool recutl_interactive (void);
/* Parse a list of indexes from the given string and set the internal
recutl_indexes accordingly. Return true if a list was found in the
string. Return false otherwise. */
bool recutl_index_list_parse (const char *str);
/* Add a given number of random indexes to the indexes list. The
generated random numbers are in the range 0..LIMIT. */
void recutl_index_add_random (size_t num, size_t limit);
/* Return the number of indexes in the internal recutl_indexes data
structure. */
size_t recutl_num_indexes (void);
/* Return whether an index is stored in the internal recutl_indexes
data structure. */
bool recutl_index_p (size_t index);
/* Reset the list of indexes to be empty. */
void recutl_reset_indexes (void);
#endif /* recutl.h */
/* End of recutl.h */
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