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|
/*
* Gregorio is a program that translates gabc files to GregorioTeX
* This file implements the command line interface of Gregorio.
*
* Copyright (C) 2006-2015 The Gregorio Project (see CONTRIBUTORS.md)
*
* This file is part of Gregorio.
*
* Gregorio 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.
*
* Gregorio 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 Gregorio. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#ifdef USE_KPSE
#include <kpathsea/kpathsea.h>
#define gregorio_basename xbasename
#else
#include <getopt.h>
#include <libgen.h> /* for basename */
#define gregorio_basename basename
#endif
#include <string.h> /* for strcmp */
#include <locale.h>
#include <limits.h>
#include <errno.h>
#include "struct.h"
#include "plugins.h"
#include "messages.h"
#include "characters.h"
#include "support.h"
#include "gabc/gabc.h"
#include "vowel/vowel.h"
#ifndef MODULE_PATH_ENV
#define MODULE_PATH_ENV "MODULE_PATH"
#endif
typedef enum gregorio_file_format {
FORMAT_UNSET = 0,
GABC,
GTEX,
DUMP
} gregorio_file_format;
#define GABC_STR "gabc"
#define GTEX_STR "gtex"
#define DUMP_STR "dump"
#define DEFAULT_INPUT_FORMAT GABC
#define DEFAULT_OUTPUT_FORMAT GTEX
/* realpath is not in mingw32 */
#ifdef _WIN32
/* _MAX_PATH is being passed for the maxLength (third) argument of _fullpath,
* but we are always passing NULL for the absPath (first) argument, so it will
* be ignored per the MSDN documentation */
#define gregorio_realpath(path,resolved_path) _fullpath(resolved_path,path,_MAX_PATH)
#else
#ifdef FUNC_REALPATH_WORKS
#define gregorio_realpath(path,resolved_path) realpath(path,resolved_path)
#else
/* When realpath doesn't work (on an older system), we are forced to use
* PATH_MAX to allocate a buffer */
#define gregorio_realpath(path,resolved_path) realpath(path,gregorio_malloc(PATH_MAX))
#endif /* FUNC_REALPATH_WORKS */
#endif /* _WIN32 */
/* define_path attempts to canonicalize the pathname of a given string */
static char *define_path(char *current_directory, char *string)
{
int length;
char *file_name;
char *temp_name;
char *base_name;
#ifdef _WIN32
char *last_backslash;
#endif
temp_name = gregorio_strdup(string);
base_name = strrchr(temp_name, '/');
#ifdef _WIN32
last_backslash = strrchr(temp_name, '\\');
if (last_backslash > base_name) {
base_name = last_backslash;
}
#endif
if (base_name) {
/* some path was supplied */
*base_name = '\0';
base_name++;
/* try to resolve it */
file_name = gregorio_realpath(temp_name, NULL);
if (!file_name) {
fprintf(stderr, "the directory %s for %s does not exist\n",
temp_name, base_name);
exit(1);
}
} else {
/* no path was supplied */
base_name = string;
file_name = gregorio_malloc(
strlen(current_directory) + strlen(base_name) + 2);
strcpy(file_name, current_directory);
}
/* build the file name */
length = strlen(file_name);
file_name = gregorio_realloc(file_name, length + strlen(base_name) + 2);
file_name[length] = '/';
strcpy(file_name + length + 1, base_name);
free(temp_name);
return file_name;
}
/* function that returns the filename without the extension */
static char *get_base_filename(char *fbasename)
{
char *p;
int l;
char *ret;
p = strrchr(fbasename, '.');
if (!p) {
return NULL;
}
l = strlen(fbasename) - strlen(p);
ret = (char *) gregorio_malloc(l + 1);
gregorio_snprintf(ret, l + 1, "%s", fbasename);
ret[l] = '\0';
return ret;
}
/* function that adds the good extension to a basename (without extension) */
static char *get_output_filename(char *fbasename, const char *extension)
{
char *output_filename = NULL;
output_filename =
(char *) gregorio_malloc((strlen(extension) + strlen(fbasename) + 2));
output_filename = strcpy(output_filename, fbasename);
output_filename = strcat(output_filename, ".");
output_filename = strcat(output_filename, extension);
return output_filename;
}
/*
* the type definitions of the function to read a score from a file, and to
* write a score to a file. Necessary for the libtool stuff...
*/
static void print_licence(void)
{
printf("\n\
Tools for manipulation of gregorian chant files\n\
Copyright (C) 2006-2015 Gregorio project authors (see CONTRIBUTORS.md)\n\
\n\
This program is free software: you can redistribute it and/or modify\n\
it under the terms of the GNU General Public License as published by\n\
the Free Software Foundation, either version 3 of the License, or\n\
(at your option) any later version.\n\
\n");
printf("This program is distributed in the hope that it will be useful,\n\
but WITHOUT ANY WARRANTY; without even the implied warranty of\n\
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\
GNU General Public License for more details.\n\
\n\
You should have received a copy of the GNU General Public License\n\
along with this program. If not, see <http://www.gnu.org/licenses/>.\n\n");
}
static void print_usage(char *name)
{
printf(_("\nUsage :\n%s [OPTION] {file}\n where OPTION is :\n\
\t-o file writes output to specified file\n\
\t-S writes output to stdout\n\
\t-F format specifies output file format (default: gtex)\n\
\t-l file writes messages output to specified file (default: stderr)\n\
\t-f format specifies input file format (default: gabc)\n\
\t-s reads input from stdin\n\
\t-p generate point-and-click information\n\
\t-h displays this message\n\
\t-V displays %s version\n"), name, name);
printf(_("\t-L displays licence\n\
\t-v verbose mode\n\
\t-W displays all warnings\n\
\n\
available formats are:\n\
\t gabc gabc\n\
\t gtex GregorioTeX\n\
\t dump simple text dump (for debugging purpose)\n\
\n"));
}
static void check_input_clobber(char *input_file_name, char *output_file_name)
{
if (input_file_name && output_file_name) {
char *absolute_input_file_name;
char *absolute_output_file_name;
char *current_directory;
int file_cmp;
size_t bufsize = 128;
char *buf = gregorio_malloc(bufsize);
while ((current_directory = getcwd(buf, bufsize)) == NULL
&& errno == ERANGE && bufsize < MAX_BUF_GROWTH) {
free(buf);
bufsize <<= 1;
buf = gregorio_malloc(bufsize);
}
if (current_directory == NULL) {
fprintf(stderr, _("can't determine current directory"));
free(buf);
exit(1);
}
absolute_input_file_name = define_path(current_directory, input_file_name);
absolute_output_file_name = define_path(current_directory, output_file_name);
file_cmp = strcmp(absolute_input_file_name, absolute_output_file_name);
if (file_cmp == 0) {
fprintf(stderr, "error: refusing to overwrite the input file\n");
}
free(buf);
free(absolute_input_file_name);
free(absolute_output_file_name);
if (file_cmp == 0) {
exit(1);
}
}
}
static char *encode_point_and_click_filename(char *input_file_name)
{
/* percent-encoding favors capital hex digits */
static const char *const hex = "0123456789ABCDEF";
char *filename, *result = NULL, *r = NULL, *p;
filename = gregorio_realpath(input_file_name, NULL);
if (!filename) {
fprintf(stderr, "error: unable to resolve %s\n", input_file_name);
exit(1);
}
/* 2 extra characters for a possible leading slash and final NUL */
r = result = gregorio_malloc(strlen(filename) * 4 + 2);
#ifdef _WIN32
*(r++) = '/';
#endif
for (p = filename; *p; ++p) {
#ifdef _WIN32
if (*p == '\\') {
*p = '/';
}
#endif
/* note that -, _ and ~ are conspicuously missing from this list
* because they cause trouble in TeX; we will percent-encode them */
if ((*p >= 'A' && *p <= 'Z') || (*p >= 'a' && *p < 'z')
|| (*p >= '0' && *p <= '9') || *p == '.' || *p == '/'
#ifdef _WIN32
|| *p == ':'
#endif
) {
*(r++) = *p;
}
else {
/* percent-encode anything else */
*(r++) = '\\'; /* must escape it because it's TeX */
*(r++) = '%';
*(r++) = hex[(*p >> 4) & 0x0FU];
*(r++) = hex[*p & 0x0FU];
}
}
*r = '\0';
free(filename);
return result;
}
int main(int argc, char **argv)
{
const char *copyright =
"Copyright (C) 2006-2015 Gregorio project authors (see CONTRIBUTORS.md)";
int c;
char *input_file_name = NULL;
char *output_file_name = NULL;
char *output_basename = NULL;
char *error_file_name = NULL;
FILE *input_file = NULL;
FILE *output_file = NULL;
FILE *error_file = NULL;
gregorio_file_format input_format = FORMAT_UNSET;
gregorio_file_format output_format = FORMAT_UNSET;
gregorio_verbosity verb_mode = 0;
bool point_and_click = false;
char *point_and_click_filename = NULL;
int number_of_options = 0;
int option_index = 0;
static struct option long_options[] = {
{"output-file", 1, 0, 'o'},
{"stdout", 0, 0, 'S'},
{"output-format", 1, 0, 'F'},
{"messages-file", 1, 0, 'l'},
{"input-format", 1, 0, 'f'},
{"stdin", 0, 0, 's'},
{"help", 0, 0, 'h'},
{"version", 0, 0, 'V'},
{"licence", 0, 0, 'L'},
{"verbose", 0, 0, 'v'},
{"all-warnings", 0, 0, 'W'},
{"point-and-click", 0, 0, 'p'},
};
gregorio_score *score = NULL;
#ifdef USE_KPSE
kpse_set_program_name(argv[0], "gregorio");
#endif
if (argc == 1) {
print_usage(argv[0]);
exit(0);
}
setlocale(LC_CTYPE, "C");
while (1) {
c = getopt_long(argc, argv, "o:SF:l:f:shOLVvWp",
long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 'o':
if (output_file_name) {
fprintf(stderr,
"warning: several output files declared, %s taken\n",
output_file_name);
break;
}
if (output_file) { /* means that stdout is defined */
fprintf(stderr,
"warning: can't write to file and stdout, writing on stdout\n");
break;
}
output_file_name = optarg;
break;
case 'S':
if (output_file_name) {
fprintf(stderr,
"warning: can't write to file and stdout, writing on %s\n",
output_file_name);
break;
}
if (output_file) { /* means that stdout is defined */
fprintf(stderr, "warning: option used two times: %c\n", c);
break;
}
output_file = stdout;
break;
case 'F':
if (output_format) {
fprintf(stderr,
"warning: several output formats declared, first taken\n");
break;
}
if (!strcmp(optarg, GABC_STR)) {
output_format = GABC;
break;
}
if (!strcmp(optarg, GTEX_STR)) {
output_format = GTEX;
break;
}
if (!strcmp(optarg, DUMP_STR)) {
output_format = DUMP;
break;
} else {
fprintf(stderr, "error: unknown output format: %s\n", optarg);
exit(0);
}
break;
case 'l':
if (error_file_name) {
fprintf(stderr,
"warning: several error files declared, %s taken\n",
error_file_name);
break;
}
error_file_name = optarg;
break;
case 'f':
if (input_format) {
gregorio_set_error_out(error_file);
fprintf(stderr,
"warning: several output formats declared, first taken\n");
break;
}
if (!strcmp(optarg, GABC_STR)) {
input_format = GABC;
break;
} else {
fprintf(stderr, "error: unknown input format: %s\n", optarg);
exit(0);
}
break;
case 's':
if (input_file_name) {
fprintf(stderr,
"warning: can't read from file and stdin, writing on %s\n",
input_file_name);
break;
}
if (input_file) { /* means that stdin is defined */
fprintf(stderr, "warning: option used two times: %c\n", c);
break;
}
input_file = stdin;
break;
case 'h':
print_usage(argv[0]);
exit(0);
break;
case 'V':
printf("Gregorio version %s.\n%s\n", GREGORIO_VERSION, copyright);
exit(0);
break;
case 'v':
if (verb_mode && verb_mode != VERBOSITY_WARNING) {
fprintf(stderr, "warning: verbose option passed two times\n");
break;
}
verb_mode = VERBOSITY_INFO;
break;
case 'W':
if (verb_mode == VERBOSITY_WARNING) {
fprintf(stderr,
"warning: all-warnings option passed two times\n");
break;
}
if (verb_mode != VERBOSITY_INFO) {
verb_mode = VERBOSITY_WARNING;
}
break;
case 'L':
print_licence();
exit(0);
break;
case 'p':
if (point_and_click) {
fprintf(stderr,
"warning: point-and-click option passed two times\n");
break;
}
point_and_click = true;
break;
case '?':
break;
default:
fprintf(stderr, "unknown option: %c\n", c);
print_usage(argv[0]);
exit(0);
break;
}
number_of_options++;
} /* end of while */
if (optind == argc) {
if (!input_file) { /* input not undefined (could be stdin) */
fprintf(stderr, "error: no input file specified\n");
print_usage(argv[0]);
exit(1);
}
} else {
input_file_name = argv[optind];
output_basename = get_base_filename(input_file_name);
if (input_file) {
fprintf(stderr,
"warning: can't read from stdin and a file, reading from file %s\n",
input_file_name);
input_file = NULL;
}
}
optind++;
if (optind < argc) {
printf("ignored arguments: ");
while (number_of_options < argc)
printf("%s ", argv[number_of_options++]);
printf("\n");
}
if (!input_format) {
input_format = DEFAULT_INPUT_FORMAT;
}
if (!output_format) {
output_format = DEFAULT_OUTPUT_FORMAT;
}
#ifdef USE_KPSE
if (!kpse_in_name_ok(input_file_name)) {
fprintf(stderr, "Error: kpse doesn't allow to read from file %s\n",
input_file_name);
exit(1);
}
#endif
/* then we act... */
if (!output_file_name && !output_file) {
if (!output_basename) {
output_file = stdout;
} else {
if (input_format != output_format) {
switch (output_format) {
case GABC:
output_file_name =
get_output_filename(output_basename, "gabc");
break;
case GTEX:
output_file_name =
get_output_filename(output_basename, "gtex");
break;
case DUMP:
output_file_name =
get_output_filename(output_basename, "dump");
break;
default:
fprintf(stderr, "error: unsupported format");
exit(1);
}
}
}
}
if (output_basename) {
free(output_basename);
}
if (!output_file) {
if (!input_file) {
check_input_clobber(input_file_name, output_file_name);
}
#ifdef USE_KPSE
if (!kpse_out_name_ok(output_file_name)) {
fprintf(stderr, "Error: kpse doesn't allow to write in file %s\n",
output_file_name);
exit(1);
}
#endif
output_file = fopen(output_file_name, "wb");
if (!output_file) {
fprintf(stderr, "error: can't write in file %s",
output_file_name);
}
}
/* we always have input_file or input_file_name */
if (input_file) {
if (point_and_click) {
fprintf(stderr,
"warning: disabling point-and-click since reading from stdin\n");
}
} else {
input_file = fopen(input_file_name, "r");
if (!input_file) {
fprintf(stderr, "error: can't open file %s for reading\n",
input_file_name);
exit(1);
}
gregorio_set_file_name(gregorio_basename(input_file_name));
if (point_and_click) {
point_and_click_filename = encode_point_and_click_filename(
input_file_name);
}
}
if (!error_file_name) {
error_file = stderr;
gregorio_set_error_out(error_file);
} else {
error_file = fopen(error_file_name, "wb");
if (!error_file) {
fprintf(stderr, "error: can't open file %s for writing\n",
error_file_name);
exit(1);
}
gregorio_set_error_out(error_file);
}
if (!verb_mode) {
verb_mode = VERBOSITY_DEPRECATION;
}
gregorio_set_verbosity_mode(verb_mode);
switch (input_format) {
case GABC:
score = gabc_read_score(input_file);
break;
default:
fprintf(stderr, "error : invalid input format\n");
fclose(input_file);
fclose(output_file);
exit(1);
break;
}
fclose(input_file);
if (score == NULL) {
fclose(output_file);
fprintf(stderr, "error in file parsing\n");
exit(1);
}
gregorio_fix_initial_keys(score, gregorio_default_clef);
switch (output_format) {
case GABC:
gabc_write_score(output_file, score);
break;
case GTEX:
gregoriotex_write_score(output_file, score, point_and_click_filename);
break;
case DUMP:
dump_write_score(output_file, score);
break;
default:
fprintf(stderr, "error : invalid output format\n");
gregorio_free_score(score);
fclose(output_file);
exit(1);
break;
}
fclose(output_file);
if (point_and_click_filename) {
free(point_and_click_filename);
}
gregorio_free_score(score);
gregorio_vowel_tables_free();
gabc_score_determination_lex_destroy();
gabc_notes_determination_lex_destroy();
gregorio_vowel_rulefile_lex_destroy();
if (error_file_name) {
fclose(error_file);
}
exit(gregorio_get_return_value());
}
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