diff options
Diffstat (limited to 'c/ptest.c')
| -rw-r--r-- | c/ptest.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/c/ptest.c b/c/ptest.c deleted file mode 100644 index 88b7d30..0000000 --- a/c/ptest.c +++ /dev/null @@ -1,19 +0,0 @@ -#include "gbos.h" -/* ptest: exercise the kernel pipe in one process - write some bytes, read them - back, then close the write end and confirm the reader sees EOF. */ -void main(void) { - unsigned char pr = pipe(); - unsigned char pw = pr + 1; - int c; - if (pr == NOFD) { puts("pipe: none free"); nl(); return; } - fputc(pw, 'H'); fputc(pw, 'i'); fputc(pw, '!'); - c = fgetc(pr); putc(c); - c = fgetc(pr); putc(c); - c = fgetc(pr); putc(c); - nl(); - close(pw); /* last writer gone */ - c = fgetc(pr); - if (c < 0) puts("EOF"); else { puts("got "); putc(c); } - nl(); - close(pr); -} |
