pips/slow
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Add parameter forcing flush after each bytes.

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This commit is contained in:
Simon Lieb 2013-08-07 19:49:34 +02:00
parent 10619c50aa
commit d696b7ba45
2 changed files with 9 additions and 2 deletions
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9
slow.c
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@ -8,7 +8,7 @@
char *argv0; char *argv0;
void usage() { void usage() {
printf("usage: %s [-t usec]\n", argv0); printf("usage: %s [-t usec] [-F]\n", argv0);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
@ -16,11 +16,15 @@ int main(int argc, char *argv[]) {
char buffer; char buffer;
size_t nread; size_t nread;
useconds_t useconds = 1000000; // default 1 second useconds_t useconds = 1000000; // default 1 second
unsigned int flush = 0;
ARGBEGIN { ARGBEGIN {
case 't': case 't':
useconds = atoi(EARGF(usage())); useconds = atoi(EARGF(usage()));
break; break;
case 'F':
flush = 1;
break;
default: default:
usage(); usage();
} ARGEND; } ARGEND;
@ -28,6 +32,9 @@ int main(int argc, char *argv[]) {
while((nread = fread(&buffer, 1, sizeof buffer, stdin)) > 0) { while((nread = fread(&buffer, 1, sizeof buffer, stdin)) > 0) {
usleep(useconds); usleep(useconds);
fwrite(&buffer, 1, nread, stdout); fwrite(&buffer, 1, nread, stdout);
if(flush) {
fflush(stdout);
}
} }
return 0; return 0;

2
todo.txt
View file

@ -1,4 +1,4 @@
- [ ] Add forced flush option. -f ? -F ? - [x] Add forced flush option. -f ? -F ?
- [ ] Write man page - [ ] Write man page
- [ ] Send errors to sderr - [ ] Send errors to sderr
- [ ] Release v1 - [ ] Release v1