gambas-source-code/main/gbc/gbi.c
gambas 9aa856c3a6 Do not use __DATE__ and __TIME__ macros, they prevent reproducible builds.
[INTERPRETER]
* BUG: Do not use __DATE__ and __TIME__ macros, they prevent reproducible builds.

[COMPILER]
* BUG: Do not use __DATE__ and __TIME__ macros, they prevent reproducible builds.

[ARCHIVER]
* BUG: Do not use __DATE__ and __TIME__ macros, they prevent reproducible builds.

[INFORMER]
* BUG: Do not use __DATE__ and __TIME__ macros, they prevent reproducible builds.
2018-10-26 03:05:02 +02:00

923 lines
17 KiB
C

/***************************************************************************
gbi.c
(c) 2000-2017 Benoît Minisini <g4mba5@gmail.com>
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 __GBI_C
#include "config.h"
#include "trunk_version.h"
#include "gb_limit.h"
#include "gb_common.h"
#include "gb_alloc.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/time.h>
#include <dirent.h>
#include <dlfcn.h>
#ifdef DONT_USE_LTDL
#define lt_dlinit() (0)
#define lt_dlhandle void *
#define lt_dlopenext(_path) dlopen(_path, RTLD_LAZY)
#define lt_dlsym(_handle, _symbol) dlsym(_handle, _symbol)
#define lt_dlclose(_handle) dlclose(_handle)
#define lt_dlerror() dlerror()
#else
#include <ltdl.h>
#endif
#include <ctype.h>
#include "gb_component.h"
#include "gb_file.h"
#include "gb_str.h"
#include "gb_arch.h"
#include "gb_common_swap.h"
#include "gb_array.h"
#include "gb_table.h"
#include "gambas.h"
static char _root[PATH_MAX + 1] = { 0 };
static char _lib_path[PATH_MAX + 1];
static char _info_path[PATH_MAX + 1];
static char _buffer[PATH_MAX + 1];
static char _env[PATH_MAX + 16];
static FILE *out_info;
static FILE *out_list;
static bool _verbose = FALSE;
static bool _format = FALSE;
static bool _nopreload = FALSE;
static bool _root_set = FALSE;
static bool _analyze = FALSE;
static bool _no_include_warning = TRUE;
static char **_components = NULL;
static TABLE *_classes = NULL;
static bool analyze(const char *comp, bool include);
#if HAVE_GETOPT_LONG
static struct option LongOptions[] =
{
{ "version", 0, NULL, 'V' },
{ "verbose", 0, NULL, 'v' },
{ "help", 0, NULL, 'h' },
{ "license", 0, NULL, 'L' },
{ "root", 1, NULL, 'r' },
{ 0 }
};
#endif
static int compare_components(char **a, char **b)
{
return strcmp(*a, *b);
}
static void print(const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
vfprintf(out_info, fmt, args);
va_end(args);
}
static void warning(const char *fmt, ...)
{
va_list args;
fprintf(stderr, "gbi" GAMBAS_VERSION_STRING ": warning: ");
va_start(args, fmt);
vfprintf(stderr, fmt, args);
putc('\n', stderr);
va_end(args);
}
static void error(bool must_exit, const char *fmt, ...)
{
va_list args;
fprintf(stderr, "gbi" GAMBAS_VERSION_STRING ": ERROR: ");
va_start(args, fmt);
vfprintf(stderr, fmt, args);
putc('\n', stderr);
va_end(args);
if (must_exit)
exit(1);
}
// static void error2(const char *msg, const char *msg2, bool must_exit)
// {
// fprintf(stderr, "gbi" GAMBAS_VERSION_STRING ": ERROR: %s: %s%s%s\n", msg, msg2, (errno != 0) ? ": " : "", (errno != 0) ? strerror(errno) : "");
// if (must_exit)
// exit(1);
// }
static void init(void)
{
const char *path;
char *env;
/* chemin d'installation de Gambas */
if (!_root[0])
{
const char *dir;
path = FILE_find_gambas();
dir = FILE_get_dir(FILE_get_dir(path));
if (dir)
strncpy(_root, dir, PATH_MAX);
}
#ifdef OS_64BITS
strcpy(_lib_path, FILE_cat(_root, GAMBAS_LIB64_PATH, NULL));
if (access(FILE_cat(_lib_path, "gb.component", NULL), F_OK))
#endif
strcpy(_lib_path, FILE_cat(_root, GAMBAS_LIB_PATH, NULL));
strcpy(_info_path, FILE_cat(_root, "share/gambas" GAMBAS_VERSION_STRING "/info", NULL));
if (lt_dlinit())
error(TRUE, "Cannot initialize plug-in management: %s", lt_dlerror());
env = getenv("GBI_DEBUG");
if (env && *env && atoi(env))
_no_include_warning = FALSE;
}
static void newline()
{
print("\n");
}
#if 0
static bool print_type(const char *type)
{
switch (*type)
{
case 'b': print("Boolean"); break;
case 'i': print("Integer"); break;
case 's': print("String"); break;
case 'd': print("Date"); break;
case 'f': print("Float"); break;
case 'v': print("Variant"); break;
case 'o': print("Object"); break;
default:
while (*type && *type != ';')
{
print("%c", *type);
type++;
}
return TRUE;
}
return FALSE;
}
#endif
static void dump_symbol(GB_DESC *desc)
{
const char *name;
const char *p;
name = &desc->name[1];
print("%s\n", name);
print("%c\n", *desc->name);
if (desc->val1)
print("%s", desc->val1);
newline();
if (*desc->name == 'C')
{
switch(*(char *)desc->val1)
{
case 'i':
print("%d", desc->val2);
break;
case 's':
p = (const char *)desc->val2;
while (*p)
{
if (*p == '\n')
print("\\n");
else if (*p == '\t')
print("\\t");
else
print("%c", *p);
p++;
}
break;
case 'b':
if (desc->val2)
print("T");
break;
case 'f':
print("%.15g", desc->val4);
break;
default:
print("?");
break;
}
}
else if (desc->val3)
print("%s", (char *)desc->val3);
newline();
}
static GB_DESC *_sort_symbol;
static int sort_symbol(const int *a, const int *b)
{
return strcmp(_sort_symbol[*a].name, _sort_symbol[*b].name);
}
static void add_class(const char *name, bool has_static)
{
int index;
if (out_list)
{
if (!TABLE_add_symbol(_classes, name, strlen(name), &index))
{
fputs(name, out_list);
if (has_static)
fputc('!', out_list);
fputc('\n', out_list);
}
}
}
static void analyze_class(GB_DESC *desc)
{
const char *name = desc->name;
char *parent = NULL;
bool autocreate = FALSE;
bool nocreate = FALSE;
uintptr_t hook;
int nsymbol;
int *sort;
GB_DESC *p;
int i;
bool has_static = FALSE;
desc++;
while (desc->name)
{
hook = (uintptr_t)desc->name;
if (hook == (intptr_t)GB_INHERITS_ID)
parent = (char *)desc->val1;
else if (hook == (intptr_t)GB_NOT_CREATABLE_ID)
nocreate = TRUE;
else if (hook == (intptr_t)GB_AUTO_CREATABLE_ID)
autocreate = TRUE;
else if (hook > 16)
break;
desc++;
}
p = desc;
nsymbol = 0;
while (p->name)
{
nsymbol++;
p++;
}
if (_format)
{
print("CLASS %s\n", name);
if (parent) print("INHERITS %s\n", parent);
if (!nocreate) print("CREATABLE\n");
if (autocreate) print("AUTOCREATABLE\n");
}
else
{
print("#%s\n", name);
if (parent)
print("%s", parent);
newline();
if (!nocreate)
print("C");
if (autocreate)
print("A");
newline();
}
ALLOC(&sort, sizeof(int) * nsymbol);
for (i = 0; i < nsymbol; i++)
sort[i] = i;
_sort_symbol = desc;
qsort(sort, nsymbol, sizeof(int), (int (*)(const void *, const void *))sort_symbol);
for (i = 0; i < nsymbol; i++)
{
p = &desc[sort[i]];
if (strchr("PCMR", *p->name) && p->name[1] != '_')
has_static = TRUE;
dump_symbol(p);
}
FREE(&sort);
if (_format)
newline();
add_class(name, has_static);
}
static GB_DESC **_sort_desc;
static int sort_desc(const int *a, const int *b)
{
return strcmp(_sort_desc[*a]->name, _sort_desc[*b]->name);
}
static void analyze_include(char *include_list)
{
char *includes[8];
int nincludes;
char *include;
int i;
include_list = STR_copy(include_list);
if (_verbose)
fprintf(stderr, "Including %s\n", include_list);
nincludes = 0;
include = strtok(include_list, ",");
while (include && nincludes < 8)
{
includes[nincludes++] = include;
include = strtok(NULL, ",");
}
for (i = 0; i < nincludes; i++)
{
include = strtok(includes[i], "|");
while (include)
{
if (!analyze(include, TRUE))
break;
include = strtok(NULL, "|");
}
}
STR_free(include_list);
}
static void analyze_classes(GB_DESC **desc)
{
int nclass;
int *sort;
int i;
GB_DESC **p;
nclass = 0;
p = desc;
while (*p)
{
nclass++;
p++;
}
ALLOC(&sort, sizeof(int) * nclass);
for (i = 0; i < nclass; i++)
sort[i] = i;
_sort_desc = desc;
qsort(sort, nclass, sizeof(int), (int (*)(const void *, const void *))sort_desc);
for (i = 0; i < nclass; i++)
analyze_class(desc[sort[i]]);
FREE(&sort);
}
static bool analyze_native_component(const char *path)
{
lt_dlhandle lib;
GB_DESC **desc;
GB_DESC **desc_opt;
char **include;
bool ret = FALSE;
if (_verbose)
fprintf(stderr, "Loading native component: %s\n", path);
//lt_dlopen_flag = RTLD_LAZY; /* | RTLD_GLOBAL;*/
lib = lt_dlopenext(path);
if (!lib)
{
error(FALSE, "Cannot load shared library: %s", lt_dlerror());
return TRUE;
}
include = lt_dlsym(lib, LIB_INCLUDE);
if (include)
analyze_include(*include);
desc = lt_dlsym(lib, LIB_CLASS);
desc_opt = lt_dlsym(lib, LIB_OPTIONAL);
if (desc)
{
analyze_classes(desc);
if (desc_opt)
analyze_classes(desc_opt);
}
else
{
if (_verbose)
warning("cannot find '" LIB_CLASS "' symbol in shared library.");
}
// Do not close shared libraries, except on openbsd that seems to feel better with
#ifdef OS_OPENBSD
lt_dlclose(lib);
#endif
return ret;
}
static bool analyze_gambas_component(const char *path)
{
ARCH *arch;
ARCH_FIND find;
bool ret = TRUE;
char *buffer;
char *line;
if (_verbose)
fprintf(stderr, "Loading gambas component: %s\n", path);
arch = ARCH_open(path);
if (!ARCH_find(arch, ".component", 0, &find))
{
ALLOC(&buffer, find.len + 1);
memcpy(buffer, &arch->addr[find.pos], find.len);
buffer[find.len] = 0;
for (line = strtok(buffer, "\n"); line; line = strtok(NULL, "\n"))
{
if (strncmp(line, "Include=", 8))
continue;
analyze_include(&line[8]);
break;
}
FREE(&buffer);
}
if (ARCH_find(arch, ".info", 0, &find))
{
warning("'.info' file not found in component archive.");
goto __RETURN;
}
fwrite(&arch->addr[find.pos], 1, find.len, out_info);
if (ARCH_find(arch, ".list", 0, &find))
{
warning("'.list' file not found in component archive.");
goto __RETURN;
}
ALLOC(&buffer, find.len + 1);
memcpy(buffer, &arch->addr[find.pos], find.len);
buffer[find.len] = 0;
for (line = strtok(buffer, "\n"); line; line = strtok(NULL, "\n"))
add_class(line, FALSE);
FREE(&buffer);
//fwrite(&arch->addr[find.pos], 1, find.len, out_list);
ret = FALSE;
__RETURN:
ARCH_close(arch);
return ret;
}
#if 0
static void preload(char **argv, char *lib)
{
#if DO_PRELOADING
if (_nopreload || getenv("GB_PRELOAD") || !lib || !*lib)
return;
snprintf(_env, sizeof(_env), "LD_PRELOAD=%s", lib);
putenv(_env);
putenv("GB_PRELOAD=1");
execvp(argv[0], argv);
#endif
}
#endif
static bool find_native_component(const char *name)
{
snprintf(_buffer, sizeof(_buffer), LIB_PATTERN, _lib_path, name);
return (access(_buffer, F_OK) == 0);
}
static bool analyze(const char *comp, bool include)
{
bool native, gambas;
char *name;
char *path_list = NULL;
char *path_info = NULL;
bool ok;
name = STR_copy(comp);
if (_verbose)
fprintf(stderr, "%s component %s\n", include ? "Including" : "Analyzing", name);
else if (!include)
puts(name);
native = find_native_component(name);
snprintf(_buffer, sizeof(_buffer), ARCH_PATTERN, _lib_path, name);
gambas = (access(_buffer, F_OK) == 0);
if (!native && !gambas)
{
if (!include || !_no_include_warning)
warning("component %s not found", name);
STR_free(name);
return TRUE;
}
if (!include)
{
path_info = STR_cat(FILE_cat(_info_path, name, NULL), ".info", NULL);
path_list = STR_cat(FILE_cat(_info_path, name, NULL), ".list", NULL);
out_info = fopen(path_info, "w");
if (!out_info)
{
error(FALSE, "Cannot write file: %s", path_info);
return TRUE;
}
out_list = fopen(path_list, "w");
if (!out_list)
{
error(FALSE, "Cannot write file: %s", path_list);
return TRUE;
}
TABLE_create(&_classes, sizeof(SYMBOL), TF_IGNORE_CASE);
}
fflush(stdout);
ok = TRUE;
if (native)
{
snprintf(_buffer, sizeof(_buffer), LIB_PATTERN, _lib_path, name);
if (analyze_native_component(_buffer))
ok = FALSE;
}
if (gambas)
{
snprintf(_buffer, sizeof(_buffer), ARCH_PATTERN, _lib_path, name);
if (analyze_gambas_component(_buffer))
if (!native)
ok = FALSE;
}
if (!include)
{
TABLE_delete(&_classes);
fclose(out_info);
fclose(out_list);
if (!ok)
{
FILE_unlink(path_info);
FILE_unlink(path_list);
}
else if (_verbose)
{
fprintf(stderr, "Wrote %s\n", path_info);
fprintf(stderr, "Wrote %s\n", path_list);
}
STR_free(path_info);
STR_free(path_list);
}
STR_free(name);
return FALSE;
}
static void run_myself(const char *path, const char *name)
{
const char *argv[10];
int n = 0;
pid_t pid;
int status;
if (_verbose)
fprintf(stderr, "Running myself for component %s\n", name);
argv[n++] = path;
if (_verbose)
argv[n++] = "-v";
if (_nopreload)
argv[n++] = "-p";
if (_root_set)
{
argv[n++] = "-r";
argv[n++] = _root;
}
argv[n++] = "-a";
argv[n++] = name;
argv[n] = NULL;
if (find_native_component(name))
{
snprintf(_env, sizeof(_env), "LD_PRELOAD=%s", _buffer);
putenv(_env);
}
pid = fork();
switch (pid)
{
case 0:
execvp(path, (char **)argv);
error(FALSE, "Cannot run sub-process: %s", strerror(errno));
exit(1);
case -1:
error(FALSE, "Cannot run sub-process: %s", strerror(errno));
exit(1);
default:
waitpid(pid, &status, 0);
}
}
static void make_component_list()
{
DIR *dir;
struct dirent *dirent;
const char *name;
dir = opendir(_lib_path);
if (dir == NULL)
error(TRUE, "Cannot read directory: %s", _lib_path);
//save_fd = dup(STDOUT_FILENO);
ARRAY_create(&_components);
while ((dirent = readdir(dir)) != NULL)
{
name = dirent->d_name;
if (strcmp(FILE_get_ext(name), "component"))
continue;
name = FILE_get_basename(name);
*((char **)ARRAY_add(&_components)) = STR_copy(name);
}
closedir(dir);
qsort(_components, ARRAY_count(_components), sizeof(*_components), (int (*)(const void *, const void *))compare_components);
}
int main(int argc, char **argv)
{
int i;
char *name;
int opt;
int ind = 0;
//dup(STDOUT_FILENO);
//_verbose = TRUE;
for(;;)
{
#if HAVE_GETOPT_LONG
opt = getopt_long(argc, argv, "vVhLpar:", LongOptions, &ind);
#else
opt = getopt(argc, argv, "vVhLpar:");
#endif
if (opt < 0) break;
switch (opt)
{
case 'V':
#ifdef TRUNK_VERSION
#ifdef TRUNK_VERSION_GIT
printf(VERSION " " TRUNK_VERSION "\n");
#else /* from svn */
printf(VERSION " r" TRUNK_VERSION "\n");
#endif
#else /* no TRUNK_VERSION */
printf(VERSION "\n");
#endif
exit(0);
case 'v':
_verbose = TRUE;
break;
#if DO_PRELOADING
case 'p':
_nopreload = TRUE;
break;
#endif
case 'r':
strncpy(_root, optarg, PATH_MAX);
_root_set = TRUE;
break;
case 'a':
_analyze = TRUE;
break;
case 'L':
printf(
"\nGAMBAS Component Informer version " VERSION "\n"
COPYRIGHT
);
exit(0);
case 'h':
printf(
"\nGenerate component description files.\n"
"\nUsage: gbi" GAMBAS_VERSION_STRING " [options] [components]\n"
"\nOptions:"
#if HAVE_GETOPT_LONG
"\n"
#if DO_PRELOADING
" -p disable preloading\n"
#endif
" -r --root <directory> gives the gambas installation directory\n"
" -V --version display version\n"
" -L --license display license\n"
" -h --help display this help\n"
#else
" (no long options on this system)\n"
#if DO_PRELOADING
" -p disable preloading\n"
#endif
" -r <directory> gives the gambas installation directory\n"
" -V display version\n"
" -L display license\n"
" -h display this help\n"
#endif
"\n"
);
exit(0);
}
}
init();
if (_analyze)
{
if (_verbose)
{
char *env = getenv("LD_PRELOAD");
if (env)
fprintf(stderr, "LD_PRELOAD=%s\n", env);
}
analyze(argv[optind], FALSE);
/*if (strcmp(argv[optind], "gb.qt4") == 0)
analyze("gb.gui", FALSE);
else if (strcmp(argv[optind], "gb.qt4.opengl") == 0)
analyze("gb.gui.opengl", FALSE);*/
}
else
{
if (optind == argc
#ifdef OS_SOLARIS /* solaris bug ? */
|| optind == 0
#endif
)
{
/*preload(argv,
"libqt-mt.so.3 "
"libkdecore.so.4 "
);*/
if (_verbose)
{
fprintf(stderr, "component path: %s\n", _lib_path);
fprintf(stderr, "info path: %s\n", _info_path);
}
make_component_list();
for (i = 0; i < ARRAY_count(_components); i++)
{
name = _components[i];
run_myself(argv[0], name);
STR_free(name);
}
ARRAY_delete(&_components);
}
else
{
if (!getenv("GB_PRELOAD"))
{
for (ind = optind; ind < argc; ind++)
{
name = argv[ind];
/*if (strncmp(name, "gb.qt.kde", 9) == 0)
preload(argv, "libqt-mt.so.3 libkdecore.so.4");
else if (strcmp(name, "gb.qt") == 0 || strncmp(name, "gb.qt.", 6) == 0)
preload(argv, "libqt-mt.so.3");*/
}
}
for (ind = optind; ind < argc; ind++)
{
name = argv[ind];
//analyze(name, FALSE);
run_myself(argv[0], name);
}
}
}
exit(0);
}