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main.c
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main.c
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/*
* Copyright (c) 2015 Scott Vokes <[email protected]>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "guff.h"
#include "args.h"
#include "input.h"
#include "draw.h"
static void read_env(config *cfg) {
if (getenv("GUFF_FLIP")) { cfg->flip_xy = true; }
char *value = getenv("GUFF_WIDTH");
if (value) { cfg->width = atoi(value); }
value = getenv("GUFF_HEIGHT");
if (value) { cfg->height = atoi(value); }
}
int main(int argc, char **argv) {
config cfg = {
.axis = true,
.in = stdin,
.stream_mode = true,
};
read_env(&cfg);
args_handle(&cfg, argc, argv);
bool end_of_stream = false;
while (!end_of_stream) {
data_set ds = { .pairs = NULL };
int res = input_read(&cfg, &ds);
if (res == -1) {
end_of_stream = true;
} else if (res != 0) {
input_free(&ds);
return res;
}
if (ds.rows == 0) { // no input
input_free(&ds);
return 0;
}
res = draw(&cfg, &ds);
input_free(&ds);
if (res != 0) { return res; }
if (!end_of_stream) { printf("\n"); }
}
if (cfg.svg_theme) { free(cfg.svg_theme); }
return 0;
}