Sweden-Number/tools/winegcc/winewrap.c

408 lines
11 KiB
C

/*
* Wine wrapper: takes care of internal details for linking.
*
* Copyright 2000 Francois Gouget
* Copyright 2002 Dimitrie O. Paun
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/stat.h>
#include "utils.h"
static const char *app_loader_script =
"#!/bin/sh\n"
"\n"
"appname=\"%s\"\n"
"# determine the application directory\n"
"appdir=''\n"
"case \"$0\" in\n"
" */*)\n"
" # $0 contains a path, use it\n"
" appdir=`dirname \"$0\"`\n"
" ;;\n"
" *)\n"
" # no directory in $0, search in PATH\n"
" saved_ifs=$IFS\n"
" IFS=:\n"
" for d in $PATH\n"
" do\n"
" IFS=$saved_ifs\n"
" if [ -x \"$d/$appname\" ]; then appdir=\"$d\"; break; fi\n"
" done\n"
" ;;\n"
"esac\n"
"\n"
"while true; do\n"
" case \"$1\" in\n"
" --debugmsg)\n"
" debugmsg=\"$1 $2\"\n"
" shift; shift;\n"
" ;;\n"
" --dll)\n"
" dll=\"$1 $2\"\n"
" shift; shift;\n"
" ;;\n"
" *)\n"
" break\n"
" ;;\n"
" esac\n"
"done\n"
"\n"
"# figure out the full app path\n"
"if [ -n \"$appdir\" ]; then\n"
" apppath=\"$appdir/$appname.exe.so\"\n"
" WINEDLLPATH=\"$appdir:$WINEDLLPATH\"\n"
" export WINEDLLPATH\n"
"else\n"
" apppath=\"$appname.exe.so\"\n"
"fi\n"
"\n"
"# determine the WINELOADER\n"
"if [ ! -x \"$WINELOADER\" ]; then WINELOADER=\"wine\"; fi\n"
"\n"
"# and try to start the app\n"
"exec \"$WINELOADER\" $debugmsg $dll -- \"$apppath\" \"$@\"\n"
;
static const char *output_name = "a.out";
static strarray *so_files, *arh_files, *dll_files, *llib_paths, *lib_paths, *obj_files;
static int keep_generated = 0;
static void rm_temp_file(const char *file)
{
if (!keep_generated) unlink(file);
}
static void create_file(const char *name, const char *fmt, ...)
{
va_list ap;
FILE *file;
if (verbose) printf("Creating file %s\n", name);
va_start(ap, fmt);
if ( !(file = fopen(name, "w")) )
error ("Can not create %s.", name);
vfprintf(file, fmt, ap);
va_end(ap);
fclose(file);
}
static int is_resource(const char* file)
{
/* see tools/winebuild/res32.c: check_header for details */
static const char res_sig[] = { 0,0,0,0, 32,0,0,0, 0xff,0xff, 0,0, 0xff,0xff, 0,0, 0,0,0,0, 0,0, 0,0, 0,0,0,0, 0,0,0,0 };
char buf[sizeof(res_sig)];
FILE *fin;
if (!(fin = fopen(file, "r"))) error("Can not open %s", file);
if (fread(buf, sizeof(buf), 1, fin) != 1) error("Truncated file %s", file);
fclose(fin);
return !memcmp(buf, res_sig, sizeof(buf));
}
/* open the file for a given name, in a specified path, with the given extension */
static char *try_path( const char *path, const char *name, const char *ext )
{
char *fullname;
int fd;
fullname = strmake("%s/lib%s.%s", path, name, ext);
if (verbose > 1) fprintf(stderr, "Try %s...", fullname);
/* check if the file exists */
if ((fd = open( fullname, O_RDONLY )) != -1)
{
close( fd );
if (verbose > 1) fprintf(stderr, "FOUND!\n");
return fullname;
}
free( fullname );
if (verbose > 1) fprintf(stderr, "\n");
return NULL;
}
static char* find_in_path(const strarray* path, const char* name, const char* ext)
{
int i;
for (i = 0; i < path->size; i++)
{
char* fullname;
if ((fullname = try_path( path->base[i], name, ext )))
return fullname;
}
return NULL;
}
/* find the .def library for a given dll */
static char *find_dll(const char *name)
{
return find_in_path(lib_paths, name, "def");
}
/* find a unix library */
static char *find_unix_lib(const char *name, const char* ext)
{
char* fullname;
static strarray *std_paths;
if (!std_paths)
{
std_paths = strarray_alloc();
strarray_add(std_paths, "/usr/lib");
strarray_add(std_paths, "/usr/local/lib");
}
if ((fullname = find_in_path( lib_paths, name, ext )))
return fullname;
return find_in_path( std_paths, name, ext );
}
static void add_lib_path(const char* path)
{
strarray_add(lib_paths, strdup(path));
strarray_add(llib_paths, strmake("-L%s", path));
}
static void identify_lib_file(const char* library)
{
char *lib;
if (find_unix_lib(library, "so"))
{
/* Unix shared object */
strarray_add(so_files, strmake("-l%s", library));
}
else if (find_dll(library))
{
/* Windows DLL */
strarray_add(dll_files, strmake("-l%s", library));
}
else if ((lib = find_unix_lib(library, "a")))
{
/* winebuild needs the full path for .a files */
strarray_add(arh_files, lib);
}
else
{
fprintf(stderr, "cannot find %s.{so,def,a} in library search path\n",
library);
}
}
static void identify_lib_files(strarray *lib_files)
{
int i;
for (i = 0; i < lib_files->size; i++)
{
identify_lib_file( lib_files->base[i]);
}
}
int main(int argc, char **argv)
{
char *library = 0, *path = 0;
int i, len, cpp = 0, no_opt = 0, gui_mode = 0;
char *base_name, *base_file, *base_path, *app_temp_name;
char *spec_name, *spec_c_name, *spec_o_name;
strarray *spec_args, *comp_args, *link_args;
strarray *lib_files;
so_files = strarray_alloc();
arh_files = strarray_alloc();
dll_files = strarray_alloc();
lib_files = strarray_alloc();
lib_paths = strarray_alloc();
obj_files = strarray_alloc();
llib_paths = strarray_alloc();
for (i = 1; i < argc; i++)
{
if (!no_opt && argv[i][0] == '-')
{
switch (argv[i][1])
{
case 'k':
keep_generated = 1;
break;
case 'o':
if (argv[i][2]) output_name = strdup(argv[i]+ 2);
else if (i + 1 < argc) output_name = strdup(argv[++i]);
else error("The -o switch takes an argument.");
break;
case 'L':
if (argv[i][2]) path = argv[i] + 2;
else if (i + 1 < argc) path = argv[++i];
else error("The -L switch takes an argument\n.");
add_lib_path(path);
break;
case 'l':
if (argv[i][2]) library = argv[i] + 2;
else if (i + 1 < argc) library = argv[++i];
else error("The -l switch takes an argument\n.");
strarray_add(lib_files, library);
break;
case 'm':
if (strcmp("-mgui", argv[i]) == 0) gui_mode = 1;
else error("Unknown option %s\n", argv[i]);
break;
case 'v': /* verbose */
if (argv[i][2] == 0) verbose++;
break;
case 'V':
printf("winewrap v0.40\n");
exit(0);
break;
case 'C':
cpp = 1;
break;
case '-':
if (argv[i][2]) error("No long option supported.");
no_opt = 1;
break;
default:
error("Unknown option -%c", argv[i][1]);
}
continue;
}
/* it's a filename, add it to its list */
strarray_add(obj_files, strdup(argv[i]));
}
/* include the standard library (for eg libwine.so) and DLL paths last */
add_lib_path(DLLDIR);
add_lib_path(LIBDIR);
/* link in by default the big three */
if (gui_mode)
strarray_add(lib_files, "gdi32");
strarray_add(lib_files, "user32");
strarray_add(lib_files, "kernel32");
/* Sort out the libraries into .def's and .a's */
identify_lib_files(lib_files);
strarray_free(lib_files);
app_temp_name = tempnam(0, "wapp");
/* get base filename by removing the .exe extension, if present */
base_file = strdup(output_name);
len = strlen(base_file);
if (len > 4 && strcmp(base_file + len - 4, ".exe") == 0)
base_file[len - 4 ] = 0; /* remove the .exe extension */
/* we need to get rid of the directory part to get the base name */
if ( (base_name = strrchr(base_file, '/')) )
{
base_path = strdup(base_file);
*strrchr(base_path, '/') = 0;
base_name++;
}
else
{
base_path = strdup(".");
base_name = base_file;
}
spec_name = strmake("%s.spec", app_temp_name);
spec_c_name = strmake("%s.c", spec_name);
spec_o_name = strmake("%s.o", spec_name);
/* build winebuild's argument list */
spec_args = strarray_alloc();
strarray_add(spec_args, "winebuild");
strarray_add(spec_args, "-o");
strarray_add(spec_args, spec_c_name);
strarray_add(spec_args, "--exe");
strarray_add(spec_args, strmake("%s.exe", base_name));
strarray_add(spec_args, gui_mode ? "-mgui" : "-mcui");
for (i = 0; i < llib_paths->size; i++)
strarray_add(spec_args, llib_paths->base[i]);
for (i = 0; i < dll_files->size; i++)
strarray_add(spec_args, dll_files->base[i]);
for (i = 0; i < obj_files->size; i++)
strarray_add(spec_args, obj_files->base[i]);
for (i = 0; i < arh_files->size; i++)
strarray_add(spec_args, arh_files->base[i]);
strarray_add(spec_args, NULL);
/* run winebuild to get the .spec.c file */
spawn(spec_args);
strarray_free(spec_args);
/* build gcc's argument list */
comp_args = strarray_alloc();
strarray_add(comp_args, "gcc");
strarray_add(comp_args, "-fPIC");
strarray_add(comp_args, "-o");
strarray_add(comp_args, spec_o_name);
strarray_add(comp_args, "-c");
strarray_add(comp_args, spec_c_name);
strarray_add(comp_args, NULL);
spawn(comp_args);
strarray_free(comp_args);
rm_temp_file(spec_c_name);
/* build ld's argument list */
link_args = strarray_alloc();
strarray_add(link_args, cpp ? "g++" : "gcc");
strarray_add(link_args, "-shared");
#ifdef HAVE_LINKER_INIT_FINI
strarray_add(link_args, "-Wl,-Bsymbolic,-z,defs,-init,__wine_spec_init,-fini,__wine_spec_fini");
#else
strarray_add(link_args, "-Wl,-Bsymbolic,-z,defs");
#endif
for (i = 0; i < llib_paths->size; i++)
strarray_add(link_args, llib_paths->base[i]);
strarray_add(link_args, "-lwine");
strarray_add(link_args, "-lm");
for (i = 0; i < so_files->size; i++)
strarray_add(link_args, so_files->base[i]);
strarray_add(link_args, "-o");
strarray_add(link_args, strmake("%s.exe.so", base_file));
strarray_add(link_args, spec_o_name);
for (i = 0; i < obj_files->size; i++)
if (!is_resource(obj_files->base[i]))
strarray_add(link_args, obj_files->base[i]);
for (i = 0; i < arh_files->size; i++)
strarray_add(link_args, arh_files->base[i]);
strarray_add(link_args, NULL);
spawn(link_args);
strarray_free(link_args);
rm_temp_file(spec_o_name);
/* create the loader script */
create_file(base_file, app_loader_script, base_name);
chmod(base_file, 0755);
return 0;
}