63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
#include <fstream>
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#include <spawn.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/wait.h>
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const char LD_SO_CONF[] = R"(/lib
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/lib/x86_64-linux-gnu
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/lib64
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/usr/lib
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/usr/lib/x86_64-linux-gnu
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/usr/lib64
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/lib/i386-linux-gnu
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/lib32
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/usr/lib/i386-linux-gnu
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/usr/lib32
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/run/opengl-driver/lib
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/run/opengl-driver-32/lib
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)";
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int main(int, const char *argv[]) {
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std::ofstream ld_so_conf;
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ld_so_conf.open("/etc/ld.so.conf");
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ld_so_conf << LD_SO_CONF;
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ld_so_conf.close();
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if (!ld_so_conf) {
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perror("Failed to generate ld.so.conf");
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return 1;
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}
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int e;
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pid_t pid;
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const char *ldconfig_argv[] = {"/bin/ldconfig", NULL};
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char *ldconfig_envp[] = {NULL};
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if ((e = posix_spawn(&pid, ldconfig_argv[0], NULL, NULL,
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(char *const *)ldconfig_argv, ldconfig_envp))) {
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fprintf(stderr, "Failed to run ldconfig: %s\n", strerror(e));
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return 1;
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}
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int status;
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if (waitpid(pid, &status, 0) == -1) {
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perror("Failed to wait for ldconfig");
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return 1;
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}
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if (WIFEXITED(status)) {
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if (WEXITSTATUS(status)) {
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fprintf(stderr, "ldconfig exited %d\n", WEXITSTATUS(status));
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return 1;
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}
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} else {
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fprintf(stderr, "ldconfig killed by signal %d\n", WTERMSIG(status));
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return 1;
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}
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argv[0] = "/init";
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execv(argv[0], (char *const *)argv);
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perror("Failed to exec stage 2 init");
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return 1;
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}
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