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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/wait.h>
#include <unistd.h>
#include <errno.h>
#include "debug.h"
#include "box64context.h"
#include "fileutils.h"
#ifndef MAX_PATH
#define MAX_PATH 4096
#endif
void pressure_vessel(int argc, const char** argv, int nextarg, const char* prog)
{
// skip all the parameter, but parse some of them
const char* runtime = getenv("PRESSURE_VESSEL_RUNTIME");
// look for the comand first
const char* cmd = argv[nextarg];
int i = 0;
while(cmd[0]=='-' && cmd[1]=='-') cmd=argv[nextarg+(++i)];
int is_usr = (cmd && strlen(cmd)>5 && strstr(cmd, "/usr/")==cmd)?1:0;
if(argv[nextarg][0]=='-' && argv[nextarg][1]=='-')
while(argv[nextarg][0]=='-' && argv[nextarg][1]=='-') {
if(strstr(argv[nextarg], "--env-if-host=PRESSURE_VESSEL_APP_LD_LIBRARY_PATH=")==argv[nextarg]) {
if(is_usr) {
// transform RESSURE_VESSEL_APP_LD_LIBRARY_PATH to BOX86_ / BOX64_ LD_LIBRARY_PATH
char tmp[strlen(argv[nextarg])+(runtime?(strlen(runtime)+1):0)];
strcpy(tmp, "");
strcat(tmp, argv[nextarg]+strlen("--env-if-host=PRESSURE_VESSEL_APP_"));
char *p = strchr(tmp, '=');
*p ='\0'; ++p;
setenv(tmp, p, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", tmp, p);
}
} else if(strstr(argv[nextarg], "--env-if-host=STEAM_RUNTIME_LIBRARY_PATH=")==argv[nextarg]) {
if(is_usr) {
// transform RESSURE_VESSEL_APP_LD_LIBRARY_PATH to BOX86_ / BOX64_ LD_LIBRARY_PATH
char tmp[strlen(argv[nextarg])+150];
strcpy(tmp, "BOX86_LD_LIBRARY_PATH=/lib/box86:/usr/lib/box86:/lib/i386-linux-gnu:/usr/lib/i386-linux-gnu:/usr/lib/box86-i386-linux-gnu:/usr/lib/box64-i386-linux-gnu:/usr/lib/i686-pc-linux-gnu:/usr/lib32:");
strcat(tmp, argv[nextarg]+strlen("--env-if-host=STEAM_RUNTIME_LIBRARY_PATH="));
char *p = strchr(tmp, '=');
*p ='\0'; ++p;
setenv(tmp, p, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", tmp, p);
strcpy(tmp, "BOX64_LD_LIBRARY_PATH=/lib/x86_64-linux-gnu:/usr/lib/x86_64-linux-gnu:/usr/lib/box64-x86_64-linux-gnu:/usr/lib/box64-i386-linux-gnu:");
strcat(tmp, argv[nextarg]+strlen("--env-if-host=STEAM_RUNTIME_LIBRARY_PATH="));
p = strchr(tmp, '=');
*p ='\0'; ++p;
setenv(tmp, p, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", tmp, p);
}
} else if(strstr(argv[nextarg], "--ld-preloads=")==argv[nextarg]) {
// transform to BOX86_ / BOX64_ LD_PRELOAD
char tmp[strlen(argv[nextarg])+4];
strcpy(tmp, "BOX64_LD_PRELOAD=");
strcat(tmp, strchr(argv[nextarg], '=')+1);
char *p = strchr(tmp, '=');
*p ='\0'; ++p;
setenv(tmp, p, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", tmp, p);
tmp[3] = '8'; tmp[4] = '6';
setenv(tmp, p, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", tmp, p);
} else if(!strcmp(argv[nextarg], "--")) {
printf_log(LOG_DEBUG, "End of pressure-vessel-wrap parameters\n");
}else {
printf_log(LOG_DEBUG, "Ignored parameter: \"%s\"\n", argv[nextarg]);
}
++nextarg;
}
if(argv[nextarg] && !strcmp(argv[nextarg], "steamwebhelper")) {
// just launch it...
runtime = NULL;
}
if(runtime) {
char sniper[MAX_PATH] = {0};
// build sniper path
strcpy(sniper, prog);
char* p = strrchr(sniper, '/');
if(p) {
*p = '\0';
strcat(sniper, "/../../");
strcat(sniper, runtime);
} else {
printf_log(LOG_INFO, "Warning, could not guess sniper runtime path\n");
strcpy(sniper, runtime); // it's wrong...
}
printf_log(LOG_DEBUG, "pressure-vessel sniper env: %s\n", sniper);
// TODO: read metadata from sniper folder and analyse [Environment] section
strcat(sniper, "/files"); // this is the sniper root
// do LD_LIBRARY_PATH
{
const char* usrsbinldconfig = "/usr/sbin/ldconfig";
const char* sbinldconfig = "/sbin/ldconfig";
const char* ldconfig = "ldconfig";
const char* ldcmd = ldconfig;
if(FileExist(usrsbinldconfig, IS_FILE))
ldcmd = usrsbinldconfig;
else if(FileExist(sbinldconfig, IS_FILE))
ldcmd = sbinldconfig;
char tmp[MAX_PATH*5] = {0};
// prepare folders, using ldconfig
snprintf(tmp, sizeof(tmp), "%s -i -n %s/lib/x86_64-linux-gnu", ldcmd, sniper);
if(system(tmp)<0) printf_log(LOG_INFO, "%s failed\n", tmp);
snprintf(tmp, sizeof(tmp), "%s -i -n %s/lib/i386-linux-gnu", ldcmd, sniper);
if(system(tmp)<0) printf_log(LOG_INFO, "%s failed\n", tmp);
snprintf(tmp, sizeof(tmp), "%s -i -n %s/lib", ldcmd, sniper);
if(system(tmp)<0) printf_log(LOG_INFO, "%s failed\n", tmp);
snprintf(tmp, sizeof(tmp), "%s -i -n %s/lib64", ldcmd, sniper);
if(system(tmp)<0) printf_log(LOG_INFO, "%s failed\n", tmp);
snprintf(tmp, sizeof(tmp), "%s -i -n %s/lib32", ldcmd, sniper);
if(system(tmp)<0) printf_log(LOG_INFO, "%s failed\n", tmp);
// setup LD_LIBRARY_PATH
const char* ld = getenv("LD_LIBRARY_PATH");
char tmp2[4096];
tmp[0] = '\0';
#define GO(A, B) \
snprintf(tmp2, sizeof(tmp2), A, B); \
if(FileExist(tmp2, 0)) { \
strncat(tmp, tmp2, sizeof(tmp)-1); \
strncat(tmp, ":", sizeof(tmp)-1); \
}
GO("%s/lib/x86_64-linux-gnu", sniper)
GO("%s/lib/i386-linux-gnu", sniper)
GO("%s/lib/x86_64-linux-gnu/openblas", sniper)
GO("%s/lib/i386-linux-gnu/openblas", sniper)
GO("%s/lib/x86_64-linux-gnu/openblas-pthread", sniper)
GO("%s/lib/i386-linux-gnu/openblas-pthread", sniper)
GO("%s/lib", sniper)
GO("%s/lib64", sniper)
GO("%s/lib32", sniper)
#undef GO
if(ld) strncat(tmp, ld, sizeof(tmp)-1);
setenv("LD_LIBRARY_PATH", tmp, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", "LD_LIBRARY_PATH", tmp);
}
// do XDG_DATA_DIRS
{
char tmp[MAX_PATH*4] = {0};
const char* xdg = getenv("XDG_DATA_DIRS");
snprintf(tmp, sizeof(tmp), "%s/share:%s", sniper, xdg?xdg:"");
setenv("XDG_DATA_DIRS", tmp, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", "XDG_DATA_DIRS", tmp);
}
// disabled GI_TYPELIB_PATH for now
if(0)
{
char tmp[MAX_PATH*4] = {0};
snprintf(tmp, sizeof(tmp), "%s/lib/x86_64-linux-gnu/girepository-1.0:%s/lib/i386-linux-gnu/girepository-1.0:%s/lib/girepository-1.0", sniper, sniper, sniper);
setenv("GI_TYPELIB_PATH", tmp, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", "GI_TYPELIB_PATH", tmp);
}
// disabled GST_PLUGIN_SYSTEM_PATH
if(0)
{
char tmp[MAX_PATH*4] = {0};
snprintf(tmp, sizeof(tmp), "%s/lib/x86_64-linux-gnu/gstreamer-1.0:%s/lib/i386-linux-gnu/gstreamer-1.0:%s/lib/gstreamer-1.0", sniper, sniper, sniper);
setenv("GST_PLUGIN_SYSTEM_PATH", tmp, 1);
printf_log(LOG_DEBUG, "setenv(%s, %s, 1)\n", "GST_PLUGIN_SYSTEM_PATH", tmp);
}
// should disable native gtk on box86 for now, until better wrapping of gstreamer is done on box86 too
// setenv("BOX86_NOGTK", "1", 1);
}
printf_log(LOG_DEBUG, "Ready to launch \"%s\", nextarg=%d, argc=%d\n", argv[nextarg], nextarg, argc);
prog = argv[nextarg];
my_context = NewBox64Context(argc - nextarg);
int x86 = my_context->box86path?FileIsX86ELF(argv[nextarg]):0;
int x64 = my_context->box64path?FileIsX64ELF(argv[nextarg]):0;
int sh = my_context->bashpath?FileIsShell(argv[nextarg]):0;
// create the new argv array
const char** newargv = (const char**)box_calloc((argc-nextarg)+1+((x86 || x64)?1:0), sizeof(char*));
if(x86 || x64 || sh) {
newargv[0] = x86?my_context->box86path:my_context->box64path;
printf_log(LOG_DEBUG, "argv[%d]=\"%s\"\n", 0, newargv[0]);
for(int i=nextarg; i<argc; ++i) {
printf_log(LOG_DEBUG, "argv[%d]=\"%s\"\n", 1+i-nextarg, argv[i]);
newargv[1+i-nextarg] = argv[i];
}
} else {
for(int i=nextarg; i<argc; ++i) {
printf_log(LOG_DEBUG, "argv[%d]=\"%s\"\n", i-nextarg, argv[i]);
newargv[i-nextarg] = argv[i];
}
}
//setenv("BOX64_PREFER_EMULATED", "1", 1);
//setenv("BOX86_PREFER_EMULATED", "1", 1);
//setenv("BOX64_TRACE_FILE", "/tmp/trace64-%pid.txt", 1);
//setenv("BOX86_TRACE_FILE", "/tmp/trace86-%pid.txt", 1);
//setenv("BOX86_LOG", "1", 1);
//setenv("BOX64_LOG", "1", 1);
//setenv("BOX86_SHOWSEGV", "1", 1);
//setenv("BOX64_DLSYM_ERROR", "1", 1);
//setenv("BOX64_SHOWSEGV", "1", 1);
//setenv("BOX64_SHOWBT", "1", 1);
//setenv("BOX64_DYNAREC_LOG", "1", 1);
printf_log(LOG_DEBUG, "Run %s %s and wait\n", x86?"i386":(x64?"x86_64":""), argv[nextarg]);
pid_t v = vfork();
if(v==-1) {
printf_log(LOG_NONE, "vfork failed!\n");
FreeBox64Context(&my_context);
return;
}
if(!v) {
// child process, exec the program...
int ret = execvp(newargv[0], (char * const*)newargv);
printf_log(LOG_DEBUG, "Error launching program: %d (%s)\n", ret, strerror(errno));
exit(0);
} else {
// parent process, wait the end of child
FreeBox64Context(&my_context);
int wstatus;
wait(&wstatus);
//waitpid(v, &wstatus, 0);
exit(0);
}
}
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