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| author |  Herbert Valerio Riedel <hvr@gnu.org> | 2016-01-30 16:46:56 +0100 |
|---|---|---|
| committer | Herbert Valerio Riedel <hvr@gnu.org> | 2016-01-30 16:56:57 +0100 |
| commit | d17b03d4d4525103f1995441045eae4c2c73355d (patch) | |
| tree | 4fda6f1009df39f4a87b8cd9c7e887e6fc2f59e6 /configure.ac | |
| parent | 4f3b5d8b87eef07d8df62a8d7240830bb81a8a6b (diff) | |
Don't assume `tcdrain` and `ctermid` exist always
This follows the scheme suggested in #24
This fixes #55
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 24ea3a5..f883624 100644 --- a/configure.ac +++ b/configure.ac @@ -80,6 +80,19 @@ AC_CHECK_DECLS([fdatasync],[AC_CHECK_FUNCS([fdatasync])]) AC_CHECK_FUNCS([posix_fadvise posix_fallocate]) +# Some termios(3) functions known to be missing sometimes (see also #55) +AC_CHECK_DECLS([tcdrain],[AC_DEFINE([HAVE_TCDRAIN],[1],[Define to 1 if you have the `tcdrain' function.])],[],[AC_INCLUDES_DEFAULT +#ifdef HAVE_TERMIOS_H +#include <termios.h> +#endif +]) + +AC_CHECK_DECLS([ctermid],[AC_DEFINE([HAVE_CTERMID],[1],[Define to 1 if you have the `ctermid' function.])],[],[AC_INCLUDES_DEFAULT +#ifdef HAVE_TERMIOS_H +#include <termios.h> +#endif +]) + # Avoid adding rt if absent or unneeded # shm_open needs -lrt on linux AC_SEARCH_LIBS(shm_open, rt, [AC_CHECK_FUNCS([shm_open shm_unlink])]) |