diff options
Diffstat (limited to 'gdb/gdbserver/hostio.c')
| -rw-r--r-- | gdb/gdbserver/hostio.c | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/gdb/gdbserver/hostio.c b/gdb/gdbserver/hostio.c index 03aab58..72e334c 100644 --- a/gdb/gdbserver/hostio.c +++ b/gdb/gdbserver/hostio.c @@ -328,10 +328,15 @@ handle_pread (char *own_buf, int *new_packet_len) #ifdef HAVE_PREAD ret = pread (fd, data, len, offset); #else - ret = lseek (fd, offset, SEEK_SET); - if (ret != -1) - ret = read (fd, data, len); + ret = -1; #endif + /* If we have no pread or it failed for this file, use lseek/read. */ + if (ret == -1) + { + ret = lseek (fd, offset, SEEK_SET); + if (ret != -1) + ret = read (fd, data, len); + } if (ret == -1) { @@ -376,10 +381,15 @@ handle_pwrite (char *own_buf, int packet_len) #ifdef HAVE_PWRITE ret = pwrite (fd, data, len, offset); #else - ret = lseek (fd, offset, SEEK_SET); - if (ret != -1) - ret = write (fd, data, len); + ret = -1; #endif + /* If we have no pwrite or it failed for this file, use lseek/write. */ + if (ret == -1) + { + ret = lseek (fd, offset, SEEK_SET); + if (ret != -1) + ret = write (fd, data, len); + } if (ret == -1) { |