Mercurial > hg > octave-nkf > gnulib-hg
changeset 6476:9541275dfbbb
Check if program_invocation_name and
program_invocation_short_name are declared and define appropriate
macros if they are not.
author | Sergey Poznyakoff <gray@gnu.org.ua> |
---|---|
date | Fri, 09 Dec 2005 12:30:03 +0000 |
parents | 7af794d77875 |
children | 2036f2f175db |
files | m4/argp.m4 |
diffstat | 1 files changed, 32 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/m4/argp.m4 +++ b/m4/argp.m4 @@ -9,8 +9,38 @@ AC_REQUIRE([AC_C_INLINE]) AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) AC_REQUIRE([gl_GETOPT_SUBSTITUTE]) - AC_CHECK_DECLS([program_invocation_name, program_invocation_short_name],,, - [#include <errno.h>]) + + AC_CHECK_DECL([program_invocation_name], + :, + [AC_DEFINE(GNULIB_PROGRAM_INVOCATION_NAME, 1, + [Define to 1 to add extern declaration of program_invocation_name to argp-namefrob.h])], + [#include <errno.h>]) + AC_CHECK_DECL([program_invocation_short_name], + :, + [AC_DEFINE(GNULIB_PROGRAM_INVOCATION_SHORT_NAME, 1, + [Define to 1 to add extern declaration of program_invocation_short_name to argp-namefrob.h])], + [#include <errno.h>]) + + # Check if program_invocation_name and program_invocation_short_name + # are defined elsewhere. It is improbable that only one of them will + # be defined and other not, I prefer to stay on the safe side and to + # test each one separately. + AC_MSG_CHECKING(whether program_invocation_name is defined) + AC_TRY_COMPILE([#include <argp.h>], + [ program_invocation_name = "test"; ], + [ AC_DEFINE(HAVE_PROGRAM_INVOCATION_NAME,1, + [Define if program_invocation_name is defined]) + AC_MSG_RESULT(yes)], + [ AC_MSG_RESULT(no)] ) + + 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_CHECK_DECLS_ONCE( [clearerr_unlocked feof_unlocked ferror_unlocked fflush_unlocked fgets_unlocked fputc_unlocked fputs_unlocked