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dhcpd-pools.h: portable program_invocation_short_name

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The program_invocation_short_name portability code is copied
from util-linux project almost as is.

Reported-by: Roar Pettersen <rope1968@gmail.com>
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
This commit is contained in:
Sami Kerola 2011-03-23 22:26:57 +01:00
parent a10396710e
commit d54721b3a4
2 changed files with 53 additions and 5 deletions
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23
configure.ac
View file

@ -42,12 +42,27 @@ AC_CHECK_FUNCS([inet_ntoa memset strerror strstr strdup])
# GNU commandline parsing in getopt.h present?
AC_CHECK_HEADERS(getopt.h, AC_DEFINE(HAVE_GETOPT_H),
import_sources="getopt.c getopt1.c $import_sources")
import_sources="getopt.c getopt1.c $import_sources")
AC_CONFIG_FILES([Makefile
man/Makefile
src/Makefile
contrib/Makefile])
man/Makefile
src/Makefile
contrib/Makefile])
AC_MSG_CHECKING(whether program_invocation_short_name is defined)
AC_TRY_COMPILE([#include <argp.h>],
[program_invocation_short_name = "test";],
AC_DEFINE(HAVE_PROGRAM_INVOCATION_SHORT_NAME, 1,
[Define if program_invocation_short_name is defined])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
AC_MSG_CHECKING([whether __progname is defined])
AC_LINK_IFELSE([AC_LANG_PROGRAM([extern char *__progname;],
[if (*__progname == 0) return;])],
AC_DEFINE(HAVE___PROGNAME, 1, [Define if __progname is defined])
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no))
AC_ARG_WITH(dhcpd-conf,
[AC_HELP_STRING([--with-dhcpd-conf], [default path of dhcpd.conf])],