scanner: set errno=0 before strtol
authorAdrian Negreanu <adrian.m.negreanu@intel.com>
Tue, 17 Dec 2013 11:48:54 +0000 (13:48 +0200)
committerKristian Høgsberg <krh@bitplanet.net>
Tue, 17 Dec 2013 18:57:52 +0000 (10:57 -0800)
commitcd0dccd01e16fa404e03974d30ded3aebdb1c4bc
treeb3ed5f6bbda7f72f253234f8f0a583a2bdf8e933
parent01bde6319f49ba9c943b1edad32efa10336b4685
scanner: set errno=0 before strtol

POSIX says to set errno=0 before calling strtol since
the return value alne cannot tell a failure.

on ubuntu armel I get:

  ../src/wayland-scanner client-header < ../../protocol/wayland.xml > wayland-client-protocol.h
  <stdin>:1188: error: invalid integer (2)

Signed-off-by: Adrian Negreanu <adrian.m.negreanu@intel.com>
src/scanner.c