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draggers: print usage on unknown arguments

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also handle on/off as arguments.
This commit is contained in:
François Revol 2016-01-07 01:17:50 +01:00
parent ec02769a58
commit be1b88453c
1 changed files with 15 additions and 5 deletions
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20
src/bin/draggers.cpp
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@ -9,6 +9,14 @@
#include <Dragger.h> #include <Dragger.h>
int usage(int ret)
{
fprintf(stderr, "draggers [show|hide]\n");
fprintf(stderr, "Shows/sets draggers state\n");
return ret;
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int i; int i;
@ -19,18 +27,20 @@ int main(int argc, char **argv)
} }
for (i = 1; i < argc; i++) { for (i = 1; i < argc; i++) {
if (!strncmp(argv[i], "-h", 2)) { if (!strncmp(argv[i], "-h", 2)) {
printf("draggers [show|hide]\n"); return usage(0);
printf("Shows/sets draggers state\n");
return 0;
} }
if (!strcmp(argv[i], "1") if (!strcmp(argv[i], "1")
|| !strncmp(argv[i], "en", 2) || !strncmp(argv[i], "en", 2)
|| !strncmp(argv[i], "sh", 2)) || !strncmp(argv[i], "sh", 2)
|| !strncmp(argv[i], "on", 2))
BDragger::ShowAllDraggers(); BDragger::ShowAllDraggers();
else if (!strcmp(argv[i], "0") else if (!strcmp(argv[i], "0")
|| !strncmp(argv[i], "di", 2) || !strncmp(argv[i], "di", 2)
|| !strncmp(argv[i], "hi", 2)) || !strncmp(argv[i], "hi", 2)
|| !strncmp(argv[i], "of", 2))
BDragger::HideAllDraggers(); BDragger::HideAllDraggers();
else
return usage(1);
} }
return 0; return 0;
} }