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| author | Steve Chamberlain <sac@cygnus> | 1994-04-15 18:43:07 +0000 |
|---|---|---|
| committer | Steve Chamberlain <sac@cygnus> | 1994-04-15 18:43:07 +0000 |
| commit | 63eef03aba38e720963067475ff50ec372a099f4 (patch) | |
| tree | e09b5f78d15d590b2168a133b1271d6908e61766 /gdb/ser-go32.c | |
| parent | 723a8cc5327d0864e37745220c6f0b4160d67ba2 (diff) | |
| download | gdb-63eef03aba38e720963067475ff50ec372a099f4.zip gdb-63eef03aba38e720963067475ff50ec372a099f4.tar.gz gdb-63eef03aba38e720963067475ff50ec372a099f4.tar.bz2 | |
* h8500-tdep.c (initialize_h8500_tdep, large_command):
All references to value changed to value_ptrlage_command is now
called big_command.
All references to value changed to value_ptr.
* remote-z8k.c (e7000_wait): Use target_waitstatus and SETSTOP
* remote-hms.c (hms_wait): Timeout after five seconds.
* ser-go32.c (dosasync_read): Poll if timeout < 0.
* config/tm/tm-h8500.h (BEFORE_MAIN_LOOP_HOOK): Deleted.
* config/sh/tm-sh.h (BREAKPOINT): Is now sleep opcode.
Diffstat (limited to 'gdb/ser-go32.c')
| -rw-r--r-- | gdb/ser-go32.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gdb/ser-go32.c b/gdb/ser-go32.c index 24c55f2..cbfb27f 100644 --- a/gdb/ser-go32.c +++ b/gdb/ser-go32.c @@ -160,12 +160,14 @@ dos_async_rx () } rv = *aptr (async->getp++); + if (async->getp >= async->buffer_end) async->getp = async->buffer_start; return rv; } + static int dosasync_read (fd, buf, len, timeout) int fd; @@ -186,7 +188,7 @@ dosasync_read (fd, buf, len, timeout) while (!dos_async_ready ()) { time (&now); - if (now >= then) + if (now >= then && timeout > 0) return i; } } @@ -258,6 +260,7 @@ go32_readchar (scb, timeout) { char buf; + /* Shortcut for polling */ if (timeout == 0) { |