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Add reason when failing loading a windows dll (#3592)

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Giovanni 2023-06-20 15:49:31 +08:00 committed by GitHub
parent 9c6feafd47
commit 9b6d9f86ac
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 28 additions and 18 deletions
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46
librz/util/sys.c
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@ -747,16 +747,9 @@ RZ_API bool rz_sys_mkdirp(const char *dir) {
return ret;
}
RZ_API void rz_sys_perror_str(const char *fun) {
#if __UNIX__
#pragma push_macro("perror")
#undef perror
perror(fun);
#pragma pop_macro("perror")
#elif __WINDOWS__
#if __WINDOWS__
static char *sys_windows_error_msg(DWORD dw) {
LPTSTR lpMsgBuf;
DWORD dw = GetLastError();
if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
@ -765,17 +758,31 @@ RZ_API void rz_sys_perror_str(const char *fun) {
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR)&lpMsgBuf,
0, NULL)) {
char *err = rz_sys_conv_win_to_utf8(lpMsgBuf);
if (err) {
eprintf("%s: (%#lx) %s%s", fun, dw, err,
rz_str_endswith(err, "\n") ? "" : "\n");
free(err);
}
char *message = rz_sys_conv_win_to_utf8(lpMsgBuf);
LocalFree(lpMsgBuf);
rz_str_trim_tail(message);
return message;
}
return NULL;
}
#endif /* __WINDOWS__ */
RZ_API void rz_sys_perror_str(const char *fun) {
#if __UNIX__
#pragma push_macro("perror")
#undef perror
perror(fun);
#pragma pop_macro("perror")
#elif __WINDOWS__
DWORD dw = GetLastError();
char *err = sys_windows_error_msg(dw);
if (err) {
eprintf("%s: (%#lx) %s\n", fun, dw, err);
free(err);
} else {
eprintf("%s\n", fun);
}
#endif
#endif /* __WINDOWS__ */
}
RZ_API bool rz_sys_arch_match(const char *archstr, const char *arch) {
@ -1973,7 +1980,7 @@ RZ_API void *rz_sys_dlopen(RZ_NULLABLE const char *libname) {
} else {
libname_ = calloc(MAX_PATH, sizeof(TCHAR));
if (!libname_) {
RZ_LOG_ERROR("lib/rz_sys_dlopen: Failed to allocate memory.\n");
RZ_LOG_ERROR("rz_sys_dlopen: failed to allocate memory.\n");
return NULL;
}
if (!GetModuleFileName(NULL, libname_, MAX_PATH)) {
@ -1983,7 +1990,10 @@ RZ_API void *rz_sys_dlopen(RZ_NULLABLE const char *libname) {
ret = LoadLibrary(libname_);
free(libname_);
if (!ret) {
RZ_LOG_ERROR("rz_sys_dlopen: error: %s\n", libname);
DWORD dw = GetLastError();
char *err = sys_windows_error_msg(dw);
RZ_LOG_ERROR("rz_sys_dlopen: error: %s (%s)\n", libname, err ? err : "unknown");
free(err);
}
#endif
#endif