gambas-source-code/main/gbc/gba.c
Benoît Minisini 44bdb9486f Support for environment variables set at startup.
[INTERPRETER]
* NEW: Set environment variables at startup from the '.environment' file.

[COMPILER]
* NEW: Generate the '.environment' files with the list of environment variables that must be set at startup.

[ARCHIVER]
* NEW: Add the '.environment' file to the archive.
2023-03-18 01:36:19 +01:00

507 lines
10 KiB
C

/***************************************************************************
gba.c
(c) 2000-2017 Benoît Minisini <benoit.minisini@gambas-basic.org>
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 2, 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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
***************************************************************************/
#define __GBA_C
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/time.h>
#include <dirent.h>
#include "gb_common.h"
#include "gb_error.h"
#include "gb_str.h"
#include "gb_file.h"
#include "gb_array.h"
#include "gb_common_buffer.h"
#include "gbc_archive.h"
#if HAVE_GETOPT_LONG
static struct option Long_options[] =
{
{ "version", 0, NULL, 'V' },
{ "help", 0, NULL, 'h' },
{ "swap", 0, NULL, 's' },
{ "verbose", 0, NULL, 'v' },
{ "output", 1, NULL, 'o' },
{ "extract", 1, NULL, 'x' },
{ "ignore-public", 0, NULL, 'p'},
{ 0 }
};
#endif
static char **path_list;
static int path_current;
static const char *_allowed_hidden_files[] = { ".gambas", ".info", ".list", ".test", ".lang", ".action", ".connection", ".component", ".public", NULL };
#define PUBLIC_DIR _allowed_hidden_files[8]
static const char *remove_ext_lang[] = { "pot", "po", NULL };
static bool _extract = FALSE;
static char *_extract_file = NULL;
static bool _list_all = FALSE;
static char *_archive;
static bool _ignore_public = FALSE;
static void print_version()
{
#ifdef TRUNK_VERSION
printf(VERSION " " TRUNK_VERSION "\n");
#else /* no TRUNK_VERSION */
printf(VERSION "\n");
#endif
}
static void print_title()
{
printf("\nGambas archiver version ");
print_version();
}
static void get_arguments(int argc, char **argv)
{
int opt;
#if HAVE_GETOPT_LONG
int index = 0;
#endif
for(;;)
{
#if HAVE_GETOPT_LONG
opt = getopt_long(argc, argv, "vVLhso:x:l:p", Long_options, &index);
#else
opt = getopt(argc, argv, "vVLhso:x:l:p");
#endif
if (opt < 0) break;
switch (opt)
{
case 'V':
print_version();
exit(0);
case 'v':
ARCH_verbose = TRUE;
break;
case 's':
ARCH_swap = TRUE;
break;
case 'o':
ARCH_define_output(optarg);
break;
case 'x':
_archive = optarg;
_extract = TRUE;
break;
case 'l':
_archive = optarg;
_list_all = TRUE;
break;
case 'p':
_ignore_public = TRUE;
break;
case 'L':
print_version();
printf(COPYRIGHT);
exit(0);
case 'h': case '?':
print_title();
printf(
"\nCreate a standalone one-file executable from a Gambas project.\n"
"\n gba" GAMBAS_VERSION_STRING " [options] [<project directory>]\n"
"\nExtract a specific file from a Gambas executable (-x option).\n"
"\n gba" GAMBAS_VERSION_STRING " -x <archive path> <file>\n"
"\nList all files included in a Gambas executable (-l option).\n"
"\n gba" GAMBAS_VERSION_STRING " -l <archive path>\n\n"
"Options:"
#if HAVE_GETOPT_LONG
"\n\n"
" -h --help display this help\n"
" -L --license display license\n"
" -o --output=ARCHIVE archive path [<project directory>/<project name>.gambas]\n"
" -s --swap swap endianness\n"
" -v --verbose verbose output\n"
" -V --version display version\n"
" -x --extract=ARCHIVE extract a specific file from the archive\n"
" -l --list=ARCHIVE list archive files\n"
" -p --ignore-public ignore '.public' directory\n"
#else
" (no long options on this system)\n\n"
" -h display this help\n"
" -L display license\n"
" -o=ARCHIVE archive path [<project directory>/<project name>.gambas]\n"
" -s swap endianness\n"
" -v verbose output\n"
" -V display version\n"
" -x=ARCHIVE extract a specific file from the archive\n"
" -l=ARCHIVE list archie files\n"
" -p ignore '.public' directory\n"
#endif
"\n"
);
exit(0);
default:
exit(1);
}
}
if (optind < (argc - 1))
{
fprintf(stderr, "gba: too many arguments.\n");
exit(1);
}
if (_extract)
{
if (optind == argc)
{
fprintf(stderr, "gba: not enough arguments.\n");
exit(1);
}
_extract_file = argv[optind];
}
else if (_list_all)
{
// everything is ok
}
else
{
if (optind == argc)
ARCH_define_project(NULL);
else
ARCH_define_project(argv[optind]);
if (!FILE_exist(ARCH_project))
{
fprintf(stderr, "gba: project file not found: %s\n", ARCH_project);
exit(1);
}
}
}
static void print_resolved_path_rec(ARCH *arch, int n)
{
static char buffer[16];
const char *name = arch->symbol[n].sym.name;
int len = arch->symbol[n].sym.len;
int nrec;
const char *p = NULL;
if (*name == '/')
{
p = index(name, ':');
if (p)
{
nrec = p - name - 1;
if (nrec > 0 && nrec < 16)
{
strncpy(buffer, &name[1], nrec);
buffer[nrec] = 0;
nrec = atoi(buffer);
if (nrec > 0 && nrec < arch->header.n_symbol)
{
print_resolved_path_rec(arch, nrec);
putchar('/');
}
}
}
}
if (p)
fwrite(p + 1, sizeof(char), len - (p - name) - 1, stdout);
else
fwrite(name, sizeof(char), len, stdout);
}
static void print_resolved_path(ARCH *arch, int n)
{
print_resolved_path_rec(arch, n);
putchar('\n');
}
static void path_add(const char *path)
{
*((char **)ARRAY_add(&path_list)) = STR_copy(path);
}
static void path_init(const char *first)
{
ARRAY_create(&path_list);
if (*first)
FILE_chdir(first);
path_add(FILE_get_current_dir());
path_current = 0;
}
static void path_exit(void)
{
ARRAY_delete(&path_list);
}
static int path_count(void)
{
return ARRAY_count(path_list);
}
int main(int argc, char **argv)
{
const char *path;
int nfile;
struct dirent **filelist;
struct dirent *dirent;
char *file_name;
const char *file;
struct stat info;
const char *ext;
int len;
const char **p;
int len_prefix;
const char **remove_ext;
ARCH *arch;
ARCH_FIND find;
int i;
get_arguments(argc, argv);
COMMON_init();
TRY
{
if (_extract) // Extract a file from an archive
{
arch = ARCH_open(_archive);
if (ARCH_find(arch, _extract_file, 0, &find))
fprintf(stderr, "gba: file not found in archive\n");
else
fwrite(&arch->addr[find.pos], sizeof(char), find.len, stdout);
ARCH_close(arch);
}
else if (_list_all)
{
arch = ARCH_open(_archive);
for (i = 0; i < arch->header.n_symbol; i++)
print_resolved_path(arch, i);
ARCH_close(arch);
}
else // Create an archive
{
ARCH_init();
file = FILE_get_dir(ARCH_project);
len_prefix = strlen(file);
path_init(file);
// '.startup', '.project' and '.environment' files are always first!
path = FILE_cat(FILE_get_dir(ARCH_project), ".startup", NULL);
if (FILE_exist(path)) ARCH_add_file(path);
path = FILE_cat(FILE_get_dir(ARCH_project), ".project", NULL);
if (FILE_exist(path)) ARCH_add_file(path);
path = FILE_cat(FILE_get_dir(ARCH_project), ".environment", NULL);
if (FILE_exist(path)) ARCH_add_file(path);
for(;;)
{
if (path_current >= path_count())
break;
path = path_list[path_current++];
if (chdir(path) != 0)
{
fprintf(stderr, "gba: warning: cannot change to directory: %s\n", path);
goto _NEXT_PATH;
}
filelist = NULL;
nfile = scandir(path, &filelist, NULL, alphasort);
if (nfile < 0)
{
fprintf(stderr, "gba: warning: cannot scan directory: %s\n", path);
goto _NEXT_PATH;
}
for (i = 0; i < nfile; i++)
{
dirent = filelist[i];
file_name = dirent->d_name;
len = strlen(file_name);
file = FILE_cat(path, file_name, NULL);
if (*file_name == '.')
{
// hidden files are allowed only on the root of the project
if (path_current != 1)
continue;
for (p = _allowed_hidden_files; *p; p++)
{
if (strcmp(file_name, *p) == 0)
break;
}
if (*p == NULL)
continue;
if (*p == PUBLIC_DIR && _ignore_public)
continue;
}
if (file_name[len - 1] == '~')
continue;
//if (strcmp(file_name, ARCH_project_name) == 0)
// continue;
if ((len == 4) && (strncmp(file_name, "core", 4) == 0))
continue;
if ((len > 5) && (strncmp(file_name, "core.", 5) == 0))
continue;
if ((len > 7) && (strncmp(file_name, "vgcore.", 5) == 0))
continue;
if ((len > 10) && (strncmp(file_name, "callgrind.", 5) == 0))
continue;
// Do not put the archive file inside itself.
if (!strcmp(file, ARCH_output))
continue;
if (stat(file_name, &info))
{
fprintf(stderr, "gba: warning: cannot stat file: %s\n", file);
continue;
}
if (S_ISDIR(info.st_mode))
{
if (strcmp(file_name, "CVS") == 0)
continue;
path_add(file);
ARCH_add_file(file);
}
else
{
ext = FILE_get_ext(file_name);
//printf("path = %s\n", &path[len_prefix]);
//if (path[len_prefix] == 0)
// remove_ext = remove_ext_root;
if (strcmp(&path[len_prefix], "/.lang") == 0)
remove_ext = remove_ext_lang;
else
remove_ext = 0;
if (remove_ext)
{
for (p = remove_ext; *p; p++)
{
if (strcasecmp(ext, *p) == 0)
break;
}
if (*p != NULL)
continue;
}
if (strcmp(ext, "gambas") == 0)
continue;
ARCH_add_file(file);
}
free(dirent);
}
_NEXT_PATH:
if (filelist != NULL)
free(filelist);
FREE((char **)&path);
}
path_exit();
ARCH_exit();
/*MEM_check();*/
}
}
CATCH
{
fflush(NULL);
fprintf(stderr, "gba: ERROR: ");
ERROR_print();
exit(1);
}
END_TRY
return 0;
}