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adding command line options

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tTh 2023-04-27 23:59:59 +02:00
parent a823bdae0c
commit 9c336eed8c
1 changed files with 36 additions and 6 deletions
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42
tools/read_obj.c
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@ -5,6 +5,7 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <libgen.h> // for basename(3) #include <libgen.h> // for basename(3)
#include <unistd.h>
#include "../bubulles.h" #include "../bubulles.h"
#include "../edges.h" #include "../edges.h"
@ -13,22 +14,51 @@
int verbosity = 0; int verbosity = 0;
/* --------------------------------------------------------------------- */
void help(void)
{
printf("nothing to say...\n");
exit(0);
}
/* --------------------------------------------------------------------- */
int main(int argc, char *argv[]) int main(int argc, char *argv[])
{ {
int foo; int foo, opt;
char *fname; /* see manpage basename(3) */ // char *fname; /* see manpage basename(3) */
fprintf(stderr, "\n### READ_OBJ compiled %s at %s\n", __DATE__, __TIME__); fprintf(stderr, "\n### READ_OBJ compiled %s at %s\n", __DATE__, __TIME__);
if (2 != argc) { if (1 == argc) {
bubulles_version(1); bubulles_version(1);
exit(0); exit(0);
} }
verbosity = 0; while ((opt = getopt(argc, argv, "hv")) != -1) {
switch(opt) {
case 'h':
help(); break;
case 'v':
verbosity++; break;
default:
exit(1);
break;
}
}
foo = try_to_read_an_OBJ_file(argv[1], 0);
fprintf(stderr, "try to read '%s' -> %d\n", argv [1], foo); if (optind < argc) {
// fprintf(stderr, "ARG = %s\n", argv[optind]);
foo = try_to_read_an_OBJ_file(argv[optind], 0);
if (foo) {
fprintf(stderr, "Error number %d on '%s'\n", foo, argv[optind]);
exit(1);
}
}
else {
fprintf(stderr, "%s need a input filename\n", argv[0]);
exit(1);
}
return 0; return 0;
} }