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Rewrite usage text

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This commit is contained in:
Peter De Wachter 2017-10-25 20:57:12 +02:00
parent a0890e1b40
commit fc1fee0bd5
1 changed files with 12 additions and 1 deletions
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13
src/sdl-main.c
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@ -82,7 +82,18 @@ static void fail(int code, const char *fmt, ...) {
}
static void usage() {
fail(1, "Usage: risc [--zoom N] [--fullscreen] [--size WIDTHxHEIGHT] [--leds] DISK-IMAGE");
puts("Usage: risc [OPTIONS...] DISK-IMAGE\n"
"\n"
"Options:\n"
" --fullscreen Start the emulator in full screen mode\n"
" --zoom REAL Scale the display in windowed mode\n"
" --leds Log LED state on stdout\n"
" --size WIDTHxHEIGHT Set framebuffer size\n"
" --boot-from-serial Boot from serial line (disk image not required)\n"
" --serial-in FILE Read serial input from FILE\n"
" --serial-out FILE Write serial output to FILE\n"
);
exit(1);
}
int main (int argc, char *argv[]) {