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Factor out usage_exit into into tools/common.h

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This commit is contained in:
Rangi 2021-09-21 17:37:43 -04:00
parent 2691c9f5c8
commit be7a5e09b5
7 changed files with 48 additions and 58 deletions
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14
tools/common.h
View File

@ -11,7 +11,19 @@
#include <unistd.h> #include <unistd.h>
#include <getopt.h> #include <getopt.h>
#define error_exit(...) exit((fprintf(stderr, __VA_ARGS__), 1)) #ifndef PROGRAM_NAME
#error Define PROGRAM_NAME before including common.h!
#endif
#ifndef USAGE_OPTS
#error Define USAGE_OPTS before including common.h!
#endif
#define error_exit(...) exit((fprintf(stderr, PROGRAM_NAME ": " __VA_ARGS__), 1))
void usage_exit(int status) {
fprintf(stderr, "Usage: " PROGRAM_NAME " " USAGE_OPTS "\n");
exit(status);
}
int getopt_long_index; int getopt_long_index;
#define getopt_long(argc, argv, optstring, longopts) getopt_long(argc, argv, optstring, longopts, &getopt_long_index) #define getopt_long(argc, argv, optstring, longopts) getopt_long(argc, argv, optstring, longopts, &getopt_long_index)

18
tools/gfx.c
View File

@ -1,8 +1,7 @@
#include "common.h" #define PROGRAM_NAME "gfx"
#define USAGE_OPTS "[-h|--help] [--trim-whitespace] [--remove-whitespace] [--interleave] [--remove-duplicates [--keep-whitespace]] [--remove-xflip] [--remove-yflip] [--preserve indexes] [-d|--depth depth] [-p|--png filename.png] [-o|--out outfile] infile"
void usage(void) { #include "common.h"
fprintf(stderr, "Usage: gfx [-h|--help] [--trim-whitespace] [--remove-whitespace] [--interleave] [--remove-duplicates [--keep-whitespace]] [--remove-xflip] [--remove-yflip] [--preserve indexes] [-d|--depth depth] [-p|--png filename.png] [-o|--out outfile] infile\n");
}
struct Options { struct Options {
bool trim_whitespace; bool trim_whitespace;
@ -76,12 +75,10 @@ void parse_args(int argc, char *argv[]) {
options.outfile = optarg; options.outfile = optarg;
break; break;
case 'h': case 'h':
usage(); usage_exit(0);
exit(0);
break; break;
default: default:
usage(); usage_exit(1);
exit(1);
} }
} }
} }
@ -128,7 +125,7 @@ void trim_whitespace(struct Graphic *graphic) {
} }
} }
int get_tile_size() { int get_tile_size(void) {
return options.depth * (options.interleave ? 16 : 8); return options.depth * (options.interleave ? 16 : 8);
} }
@ -270,8 +267,7 @@ int main(int argc, char *argv[]) {
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 1) { if (argc < 1) {
usage(); usage_exit(1);
exit(1);
} }
struct Graphic graphic; struct Graphic graphic;

10
tools/png_dimensions.c
View File

@ -1,8 +1,7 @@
#include "common.h" #define PROGRAM_NAME "png_dimensions"
#define USAGE_OPTS "front.png front.dimensions"
void usage() { #include "common.h"
fputs("Usage: png_dimensions front.png front.dimensions\n", stderr);
}
uint8_t read_png_dimensions(const char *filename) { uint8_t read_png_dimensions(const char *filename) {
uint32_t width_px = read_png_width_verbose(filename); uint32_t width_px = read_png_width_verbose(filename);
@ -15,8 +14,7 @@ uint8_t read_png_dimensions(const char *filename) {
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
if (argc < 3) { if (argc < 3) {
usage(); usage_exit(1);
exit(1);
} }
uint8_t output_byte = read_png_dimensions(argv[1]); uint8_t output_byte = read_png_dimensions(argv[1]);

16
tools/pokemon_animation.c
View File

@ -1,3 +1,6 @@
#define PROGRAM_NAME "pokemon_animation"
#define USAGE_OPTS "[-h|--help] [-b|--bitmasks] [-f|--frames] front.animated.tilemap front.dimensions"
#include "common.h" #include "common.h"
struct Options { struct Options {
@ -5,10 +8,6 @@ struct Options {
bool use_frames; bool use_frames;
}; };
void usage() {
fputs("Usage: pokemon_animation [-b|--bitmasks] [-f|--frames] front.animated.tilemap front.dimensions\n", stderr);
}
void parse_args(int argc, char *argv[], struct Options *options) { void parse_args(int argc, char *argv[], struct Options *options) {
struct option long_options[] = { struct option long_options[] = {
{"bitmasks", no_argument, 0, 'b'}, {"bitmasks", no_argument, 0, 'b'},
@ -25,12 +24,10 @@ void parse_args(int argc, char *argv[], struct Options *options) {
options->use_frames = true; options->use_frames = true;
break; break;
case 'h': case 'h':
usage(); usage_exit(0);
exit(0);
break; break;
default: default:
usage(); usage_exit(1);
exit(1);
} }
} }
} }
@ -175,8 +172,7 @@ int main(int argc, char *argv[]) {
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 2) { if (argc < 2) {
usage(); usage_exit(1);
exit(1);
} }
int width; int width;

16
tools/pokemon_animation_graphics.c
View File

@ -1,3 +1,6 @@
#define PROGRAM_NAME "pokemon_animation_graphics"
#define USAGE_OPTS "[-h|--help] [-o|--output front.animated.2bpp] [-t|--tilemap front.animated.tilemap] [--girafarig] front.2bpp front.dimensions"
#include "common.h" #include "common.h"
struct Options { struct Options {
@ -6,10 +9,6 @@ struct Options {
bool girafarig; bool girafarig;
}; };
void usage() {
fputs("Usage: pokemon_animation_graphics [-h|--help] [-o|--output front.animated.2bpp] [-t|--tilemap front.animated.tilemap] [--girafarig] front.2bpp front.dimensions\n", stderr);
}
void parse_args(int argc, char *argv[], struct Options *options) { void parse_args(int argc, char *argv[], struct Options *options) {
struct option long_options[] = { struct option long_options[] = {
{"output", required_argument, 0, 'o'}, {"output", required_argument, 0, 'o'},
@ -30,12 +29,10 @@ void parse_args(int argc, char *argv[], struct Options *options) {
options->girafarig = true; options->girafarig = true;
break; break;
case 'h': case 'h':
usage(); usage_exit(0);
exit(0);
break; break;
default: default:
usage(); usage_exit(1);
exit(1);
} }
} }
} }
@ -154,8 +151,7 @@ int main(int argc, char *argv[]) {
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 2) { if (argc < 2) {
usage(); usage_exit(1);
exit(1);
} }
int width; int width;

16
tools/scan_includes.c
View File

@ -1,8 +1,7 @@
#include "common.h" #define PROGRAM_NAME "scan_includes"
#define USAGE_OPTS "[-h|--help] [-s|--strict] filename.asm"
void usage() { #include "common.h"
fputs("Usage: scan_includes [-h|--help] [-s|--strict] filename.asm\n", stderr);
}
void parse_args(int argc, char *argv[], bool *strict) { void parse_args(int argc, char *argv[], bool *strict) {
struct option long_options[] = { struct option long_options[] = {
@ -16,12 +15,10 @@ void parse_args(int argc, char *argv[], bool *strict) {
*strict = true; *strict = true;
break; break;
case 'h': case 'h':
usage(); usage_exit(0);
exit(0);
break; break;
default: default:
usage(); usage_exit(1);
exit(1);
} }
} }
} }
@ -95,8 +92,7 @@ int main(int argc, char *argv[]) {
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 1) { if (argc < 1) {
usage(); usage_exit(1);
exit(1);
} }
scan_file(argv[0], strict); scan_file(argv[0], strict);

16
tools/stadium.c
View File

@ -1,11 +1,10 @@
#define PROGRAM_NAME "stadium"
#define USAGE_OPTS "[-h|--help] [-b|--base us|eu|dbg] pokecrystal.gbc"
#include "common.h" #include "common.h"
enum Base { BASE_NONE, BASE_US, BASE_EU, BASE_DEBUG }; enum Base { BASE_NONE, BASE_US, BASE_EU, BASE_DEBUG };
void usage() {
fputs("Usage: stadium [-h|--help] [-b|--base us|eu|dbg] pokecrystal.gbc\n", stderr);
}
void parse_args(int argc, char *argv[], enum Base *base) { void parse_args(int argc, char *argv[], enum Base *base) {
struct option long_options[] = { struct option long_options[] = {
{"base", required_argument, 0, 'b'}, {"base", required_argument, 0, 'b'},
@ -21,12 +20,10 @@ void parse_args(int argc, char *argv[], enum Base *base) {
BASE_NONE; BASE_NONE;
break; break;
case 'h': case 'h':
usage(); usage_exit(0);
exit(0);
break; break;
default: default:
usage(); usage_exit(1);
exit(1);
} }
} }
} }
@ -144,8 +141,7 @@ int main(int argc, char *argv[]) {
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (argc < 1) { if (argc < 1) {
usage(); usage_exit(1);
exit(1);
} }
char *filename = argv[0]; char *filename = argv[0];