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| author | Peter Stuge <peter@stuge.se> | 2010-11-21 23:09:02 +0100 |
|---|---|---|
| committer | Peter Stuge <peter@stuge.se> | 2011-06-13 22:01:42 +0200 |
| commit | 19d5882c398e49a453ff78494db23b7f4d13c37c (patch) | |
| tree | f242e51864f840778d323478730f9f326e5b526f /configure.ac | |
| parent | c24649d796c8b5c97af79a41856422def2e593bc (diff) | |
| download | libusb-19d5882c398e49a453ff78494db23b7f4d13c37c.tar.gz | |
configure.ac: Define booleans to 1 when set, instead of an empty string
This makes the generated config.h look a lot nicer.
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/configure.ac b/configure.ac index bd1f006..1e48ab3 100644 --- a/configure.ac +++ b/configure.ac @@ -30,7 +30,7 @@ AC_PROG_CC AC_PROG_LIBTOOL AC_C_INLINE AM_PROG_CC_C_O -AC_DEFINE([_GNU_SOURCE], [], [Use GNU extensions]) +AC_DEFINE([_GNU_SOURCE], 1, [Use GNU extensions]) AM_MAINTAINER_MODE @@ -38,7 +38,7 @@ AC_MSG_CHECKING([operating system]) PC_LIBS_PRIVATE= case $host in *-linux*) - AC_DEFINE(OS_LINUX, [], [Linux backend]) + AC_DEFINE(OS_LINUX, 1, [Linux backend]) AC_SUBST(OS_LINUX) AC_MSG_RESULT([Linux]) backend="linux" @@ -50,7 +50,7 @@ case $host in AC_DEFINE([POLL_NFDS_TYPE],[nfds_t],[type of second poll() argument]) ;; *-darwin*) - AC_DEFINE(OS_DARWIN, [], [Darwin backend]) + AC_DEFINE(OS_DARWIN, 1, [Darwin backend]) AC_SUBST(OS_DARWIN) AC_MSG_RESULT([Darwin/Mac OS X]) backend="darwin" @@ -63,7 +63,7 @@ case $host in [#include <poll.h>]) ;; *-mingw*) - AC_DEFINE(OS_WINDOWS, [], [Windows backend]) + AC_DEFINE(OS_WINDOWS, 1, [Windows backend]) AC_SUBST(OS_WINDOWS) AC_MSG_RESULT([Windows]) backend="windows" @@ -73,7 +73,7 @@ case $host in AC_DEFINE([POLL_NFDS_TYPE],[unsigned int],[type of second poll() argument]) ;; *-cygwin*) - AC_DEFINE(OS_WINDOWS, [], [Windows backend]) + AC_DEFINE(OS_WINDOWS, 1, [Windows backend]) AC_SUBST(OS_WINDOWS) AC_MSG_RESULT([Cygwin (using Windows backend)]) backend="windows" @@ -119,7 +119,7 @@ if test "x$use_timerfd" = "xno"; then else if test "x$timerfd_h" = "x1" -a "x$tfd_hdr_ok" = "xyes"; then AC_MSG_RESULT([yes]) - AC_DEFINE(USBI_TIMERFD_AVAILABLE, [], [timerfd headers available]) + AC_DEFINE(USBI_TIMERFD_AVAILABLE, 1, [timerfd headers available]) else AC_MSG_RESULT([no (header not available)]) fi |