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Sweden-Number/tools/winewrap.c

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/*
* Wine wrapper: takes care of internal details for linking.
*
* 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/wait.h>
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifndef WINEDLLS
#define WINEDLLS "/usr/local/lib/wine"
#endif
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=\"$d\"; break; fi\n"
" done\n"
" ;;\n"
"esac\n"
"\n"
"# figure out the full app path\n"
"if [ -n \"$appdir\" ]; then\n"
" apppath=\"$appdir/$appname.exe.so\"\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 \"$WINELOADER\" \"$apppath\" \"$@\"\n"
;
static char *output_name;
static char **lib_files, **dll_files, **lib_paths, **obj_files;
static int nb_lib_files, nb_dll_files, nb_lib_paths, nb_obj_files;
static int verbose = 0;
void error(const char *s, ...)
{
va_list ap;
va_start(ap, s);
fprintf(stderr, "Error: ");
vfprintf(stderr, s, ap);
fprintf(stderr, "\n");
va_end(ap);
exit(2);
}
char *strmake(const char *fmt, ...)
{
int n, size = 100;
char *p;
va_list ap;
if ((p = malloc (size)) == NULL) return NULL;
while (1)
{
va_start(ap, fmt);
n = vsnprintf (p, size, fmt, ap);
va_end(ap);
if (n > -1 && n < size) return p;
size *= 2;
if ((p = realloc (p, size)) == NULL) return NULL;
}
}
void spawn(char *const argv[])
{
int pid, status, wret, i;
if (verbose)
{
for(i = 0; argv[i]; i++) printf("%s ", argv[i]);
printf("\n");
}
if ((pid = fork()) == 0) execvp(argv[0], argv);
else if (pid > 0)
{
while (pid != (wret = waitpid(pid, &status, 0)))
if (wret == -1 && errno != EINTR) break;
if (pid == wret && WIFEXITED(status) && WEXITSTATUS(status) == 0) return;
error("%s failed.", argv[0]);
}
perror("Error:");
exit(3);
}
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 .def library for a given dll in a specified path */
static char *try_dll_path( const char *path, const char *name )
{
char *fullname;
int fd;
fullname = strmake("%s/lib%s.def", path, name );
/* check if the file exists */
if ((fd = open( fullname, O_RDONLY )) != -1)
{
close( fd );
return fullname;
}
free( fullname );
return NULL;
}
/* open the .def library for a given dll */
static char *open_dll( const char *name )
{
char *fullname;
int i;
for (i = 0; i < nb_lib_paths; i++)
{
if ((fullname = try_dll_path( lib_paths[i], name ))) return fullname;
}
return try_dll_path( ".", name );
}
int main(int argc, char **argv)
{
char *library = 0, *path = 0, *p;
int i, j, no_opt = 0, gui_mode = 0;
char *spec_name, *spec_c_name, *spec_o_name;
char **spec_args, **comp_args, **link_args;
FILE *file;
/* include the standard DLL path first */
lib_paths = realloc( lib_paths, (nb_lib_paths+1) * sizeof(*lib_paths) );
lib_paths[nb_lib_paths++] = WINEDLLS;
for (i = 1; i < argc; i++)
{
if (!no_opt && argv[i][0] == '-')
{
switch (argv[i][1])
{
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.");
if ( !(p = strstr(output_name, ".exe")) || *(p+4) )
output_name = strmake("%s.exe", output_name);
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.");
lib_paths = realloc( lib_paths, (nb_lib_paths+1) * sizeof(*lib_paths) );
lib_paths[nb_lib_paths++] = strdup(path);
dll_files = realloc( dll_files, (nb_dll_files+1) * sizeof(*dll_files) );
dll_files[nb_dll_files++] = strmake("-L%s", path);
lib_files = realloc( lib_files, (nb_lib_files+1) * sizeof(*lib_files) );
lib_files[nb_lib_files++] = strmake("-L%s", 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.");
if (open_dll(library))
{
dll_files = realloc( dll_files, (nb_dll_files+1) * sizeof(*dll_files) );
dll_files[nb_dll_files++] = strmake("-l%s", library);
}
else
{
lib_files = realloc( lib_files, (nb_lib_files+1) * sizeof(*lib_files) );
lib_files[nb_lib_files++] = strmake("-l%s", library);
}
break;
case 'm':
if (strcmp("-mwindows", argv[i]) == 0) gui_mode = 1;
else 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 = 1;
break;
case 'W':
/* ignore such options for now for gcc compatibility */
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 */
obj_files = realloc( obj_files, (nb_obj_files+1) * sizeof(*obj_files) );
obj_files[nb_obj_files++] = strdup(argv[i]);
}
spec_name = tempnam(0, 0);
spec_c_name = strmake("%s.c", spec_name);
spec_o_name = strmake("%s.o", spec_name);
/* build winebuild's argument list */
spec_args = malloc( (nb_lib_files + nb_dll_files + nb_obj_files + 20) * sizeof (char *) );
j = 0;
spec_args[j++] = BINDIR "/winebuild";
spec_args[j++] = "-fPIC";
spec_args[j++] = "-o";
spec_args[j++] = strmake("%s.c", spec_name);
spec_args[j++] = "--exe";
spec_args[j++] = output_name;
spec_args[j++] = gui_mode ? "-mgui" : "-mcui";
for (i = 0; i < nb_obj_files; i++)
spec_args[j++] = obj_files[i];
spec_args[j++] = "-L" WINEDLLS;
for (i = 0; i < nb_dll_files; i++)
spec_args[j++] = dll_files[i];
spec_args[j] = 0;
/* build gcc's argument list */
comp_args = malloc (20 * sizeof (char *) );
j = 0;
comp_args[j++] = "gcc";
comp_args[j++] = "-fPIC";
comp_args[j++] = "-o";
comp_args[j++] = spec_o_name;
comp_args[j++] = "-c";
comp_args[j++] = spec_c_name;
/* build ld's argument list */
link_args = malloc( (nb_obj_files + 20) * sizeof (char *) );
j = 0;
link_args[j++] = "gcc";
link_args[j++] = "-shared";
link_args[j++] = "-Wl,-Bsymbolic,-z,defs";
for (i = 0; i < nb_lib_files; i++)
link_args[j++] = lib_files[i];
link_args[j++] = "-lwine";
link_args[j++] = "-lm";
link_args[j++] = "-o";
link_args[j++] = strmake("%s.so", output_name);
link_args[j++] = spec_o_name;
for (i = 0; i < nb_obj_files; i++)
if (!is_resource(obj_files[i])) link_args[j++] = obj_files[i];
link_args[j] = 0;
/* run winebuild to get the .spec.c file */
spawn(spec_args);
/* compile the .spec.c file */
spawn(comp_args);
unlink(spec_c_name);
/* run gcc to link */
spawn(link_args);
unlink(spec_o_name);
/* create the loader script */
output_name[strlen(output_name) - 4] = 0; /* remove the .exe extension */
if ( !(file = fopen(output_name, "w")) )
error ("Can not create %s.", output_name);
fprintf(file, app_loader_script, output_name);
fclose(file);
chmod(output_name, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
return 0;
}
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