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#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>
#include <SDL3/SDL_test.h>
#ifdef SDL_PLATFORM_WINDOWS
#include <io.h>
#include <fcntl.h>
#endif
#include <stdio.h>
#include <errno.h>
int main(int argc, char *argv[]) {
SDLTest_CommonState *state;
int i;
bool print_arguments = false;
bool print_environment = false;
bool stdin_to_stdout = false;
bool read_stdin = false;
bool stdin_to_stderr = false;
SDL_IOStream *log_stdin = NULL;
int exit_code = 0;
state = SDLTest_CommonCreateState(argv, 0);
for (i = 1; i < argc;) {
int consumed = SDLTest_CommonArg(state, i);
if (!consumed) {
if (SDL_strcmp(argv[i], "--print-arguments") == 0) {
print_arguments = true;
consumed = 1;
} else if (SDL_strcmp(argv[i], "--print-environment") == 0) {
print_environment = true;
consumed = 1;
} else if (SDL_strcmp(argv[i], "--stdin-to-stdout") == 0) {
stdin_to_stdout = true;
consumed = 1;
} else if (SDL_strcmp(argv[i], "--stdin-to-stderr") == 0) {
stdin_to_stderr = true;
consumed = 1;
} else if (SDL_strcmp(argv[i], "--stdin") == 0) {
read_stdin = true;
consumed = 1;
} else if (SDL_strcmp(argv[i], "--stdout") == 0) {
if (i + 1 < argc) {
fprintf(stdout, "%s", argv[i + 1]);
consumed = 2;
}
} else if (SDL_strcmp(argv[i], "--stderr") == 0) {
if (i + 1 < argc) {
fprintf(stderr, "%s", argv[i + 1]);
consumed = 2;
}
} else if (SDL_strcmp(argv[i], "--log-stdin") == 0) {
if (i + 1 < argc) {
log_stdin = SDL_IOFromFile(argv[i + 1], "w");
if (!log_stdin) {
fprintf(stderr, "Couldn't open %s\n", argv[i + 1]);
return 2;
}
consumed = 2;
}
} else if (SDL_strcmp(argv[i], "--exit-code") == 0) {
if (i + 1 < argc) {
char *endptr = NULL;
exit_code = SDL_strtol(argv[i + 1], &endptr, 0);
if (endptr && *endptr == '\0') {
consumed = 2;
}
}
} else if (SDL_strcmp(argv[i], "--version") == 0) {
int version = SDL_GetVersion();
fprintf(stdout, "SDL version %d.%d.%d",
SDL_VERSIONNUM_MAJOR(version),
SDL_VERSIONNUM_MINOR(version),
SDL_VERSIONNUM_MICRO(version));
fprintf(stderr, "SDL version %d.%d.%d",
SDL_VERSIONNUM_MAJOR(version),
SDL_VERSIONNUM_MINOR(version),
SDL_VERSIONNUM_MICRO(version));
consumed = 1;
break;
} else if (SDL_strcmp(argv[i], "--") == 0) {
i++;
break;
}
}
if (consumed <= 0) {
const char *args[] = {
"[--print-arguments]",
"[--print-environment]",
"[--stdin]",
"[--log-stdin FILE]",
"[--stdin-to-stdout]",
"[--stdout TEXT]",
"[--stdin-to-stderr]",
"[--stderr TEXT]",
"[--exit-code EXIT_CODE]",
"[--] [ARG [ARG ...]]",
NULL
};
SDLTest_CommonLogUsage(state, argv[0], args);
return 1;
}
i += consumed;
}
if (print_arguments) {
int print_i;
#ifdef SDL_PLATFORM_WINDOWS
/* reopen stdout as binary to prevent newline conversion */
_setmode(_fileno(stdout), _O_BINARY);
#endif
for (print_i = 0; i + print_i < argc; print_i++) {
fprintf(stdout, "|%d=%s|\r\n", print_i, argv[i + print_i]);
}
fflush(stdout);
}
if (print_environment) {
char **env = SDL_GetEnvironmentVariables(SDL_GetEnvironment());
if (env) {
for (i = 0; env[i]; ++i) {
fprintf(stdout, "%s\n", env[i]);
}
SDL_free(env);
}
fflush(stdout);
}
if (stdin_to_stdout || stdin_to_stderr || read_stdin) {
for (;;) {
char buffer[4 * 4096];
size_t result;
result = fread(buffer, 1, sizeof(buffer), stdin);
if (result == 0) {
if (!feof(stdin)) {
char error[128];
if (errno == EAGAIN) {
clearerr(stdin);
SDL_Delay(20);
continue;
}
#ifdef SDL_PLATFORM_WINDOWS
if (strerror_s(error, sizeof(error), errno) != 0) {
SDL_strlcpy(error, "Unknown error", sizeof(error));
}
#else
SDL_strlcpy(error, strerror(errno), sizeof(error));
#endif
SDL_Log("Error reading from stdin: %s", error);
}
break;
}
if (log_stdin) {
SDL_WriteIO(log_stdin, buffer, result);
SDL_FlushIO(log_stdin);
}
if (stdin_to_stdout) {
fwrite(buffer, 1, result, stdout);
fflush(stdout);
}
if (stdin_to_stderr) {
fwrite(buffer, 1, result, stderr);
}
}
}
if (log_stdin) {
SDL_CloseIO(log_stdin);
}
SDLTest_CommonDestroyState(state);
return exit_code;
}
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