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Rework help/usage messages

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Trimmed down the option lists as per @bentley's request;
Reinstated the man pages' synopsis
This commit is contained in:
ISSOtm
2019-12-29 17:38:08 +01:00
parent 606519c515
commit 6959b76749
4 changed files with 38 additions and 53 deletions
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19
src/gfx/main.c
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@@ -53,25 +53,18 @@ static struct option const longopts[] = {
static void print_usage(void)
{
fputs(
"usage: rgbgfx [<options>] <file>\n"
" -a, --attr-map <path> set the output attribute map file\n"
" -A, --output-attr-map output the attribute map to <input>.attrmap\n"
" -C, --color-curve use the GBC's color curve (color profile)\n"
" -D, --debug output debug info\n"
" -d, --depth <bpp> set the output image's depth to <bpp>bpp\n"
"Usage: rgbgfx [-CDhmuVv] [-f | -F] [-a <attr_map> | -A] [-d <depth>]\n"
" [-o <out_file>] [-p <pal_file> | -P] [-t <tile_map> | -T]\n"
" [-x <tiles>] <file>\n"
"Useful options:\n"
" -f, --fix make the input image an indexed PNG\n"
" -F, --fix-and-save same, but also save parameters inside the PNG\n"
" -h, --horizontal lay out tiles horizontally instead of vertically\n"
" -m, --mirror-tiles optimize out mirrored tiles\n"
" -o, --output <path> set the output binary file\n"
" -p, --palette <path> set the output palette file\n"
" -P, --output-palette output the palette file to <input>.pal\n"
" -t, --tilemap <path> set the output tilemap file\n"
" -T, --output-tilemap output the tilemap file to <input>.tilemap\n"
" -u, --unique-tiles optimize out identical tiles\n"
" -V, --version print RGBGFX version and exit\n"
" -v, --verbose print errors when parameters conflict with the PNG\n"
" -x, --trim-end <nbtiles> trim the end of the binary output by N tiles\n",
"\n"
"For help, use `man rgbgfx' or go to https://rednex.github.io/rgbds/\n",
stderr);
exit(1);
}