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| author | Petter Rodhelind <petter.rodhelind@gmail.com> | 2021-02-18 20:21:24 +0100 |
|---|---|---|
| committer | Petter Rodhelind <petter.rodhelind@gmail.com> | 2021-02-18 20:21:24 +0100 |
| commit | 181d56ee64da53279bb6ecf49c24ab54cfb7193f (patch) | |
| tree | fc6c8736bb97790a257c5514998c583ffce7c41c /src/cmd/rc | |
| parent | 94c521bf102a74aec7e1a5c3a9ef5eaa968d4e14 (diff) | |
| parent | 90971376a5e8620fc62579aa1b3be26245ec8c06 (diff) | |
| download | plan9port-master.tar.gz plan9port-master.tar.bz2 plan9port-master.zip | |
Diffstat (limited to 'src/cmd/rc')
| -rw-r--r-- | src/cmd/rc/io.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/cmd/rc/io.c b/src/cmd/rc/io.c index c2e9d7b4..907ba86f 100644 --- a/src/cmd/rc/io.c +++ b/src/cmd/rc/io.c @@ -1,4 +1,5 @@ #include <limits.h> +#include <errno.h> #include "rc.h" #include "exec.h" #include "io.h" @@ -257,7 +258,15 @@ int emptybuf(io *f) { int n; - if(f->fd==-1 || (n = Read(f->fd, f->buf, NBUF))<=0) return EOF; + if(f->fd==-1) + return EOF; +Loop: + errno = 0; + n = Read(f->fd, f->buf, NBUF); + if(n < 0 && errno == EINTR) + goto Loop; + if(n <= 0) + return EOF; f->bufp = f->buf; f->ebuf = f->buf+n; return *f->bufp++&0xff; |