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* acinclude.m4 (GNUPG_CHECK_VA_COPY): New.

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* configure.ac: Use it.
This commit is contained in:
Werner Koch 2002-08-29 11:47:21 +00:00
parent 8ab900be7b
commit a48cef2c66
3 changed files with 47 additions and 1 deletions
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5
ChangeLog
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@ -3,6 +3,11 @@
* gpgme.spec.in: Changed user name in Wojciech Polak's email * gpgme.spec.in: Changed user name in Wojciech Polak's email
address from ghostface to polak per request by himself. address from ghostface to polak per request by himself.
2002-08-28 Werner Koch <wk@gnupg.org>
* acinclude.m4 (GNUPG_CHECK_VA_COPY): New.
* configure.ac: Use it.
2002-08-23 Werner Koch <wk@gnupg.org> 2002-08-23 Werner Koch <wk@gnupg.org>
* configure.ac (GPGME_CONFIG_CFLAGS): Renamed from GPGME_CFLAGS * configure.ac (GPGME_CONFIG_CFLAGS): Renamed from GPGME_CFLAGS

35
acinclude.m4
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@ -4143,3 +4143,38 @@ else
fi fi
AC_MSG_RESULT([$SED]) AC_MSG_RESULT([$SED])
]) ])
dnl GNUPG_CHECK_VA_COPY()
dnl Do some check on how to implement va_copy.
dnl May define MUST_COPY_VA_BY_VAL.
dnl Actual test code taken from glib-1.1.
AC_DEFUN(GNUPG_CHECK_VA_COPY,
[ AC_MSG_CHECKING(whether va_lists must be copied by value)
AC_CACHE_VAL(gnupg_cv_must_copy_va_byval,[
gnupg_cv_must_copy_va_byval=no
AC_TRY_RUN([
#include <stdarg.h>
void f (int i, ...)
{
va_list args1, args2;
va_start (args1, i);
args2 = args1;
if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
exit (1);
va_end (args1);
va_end (args2);
}
int main()
{
f (0, 42);
return 0;
}
],gnupg_cv_must_copy_va_byval=yes)
])
if test "$gnupg_cv_must_copy_va_byval" = yes; then
AC_DEFINE(MUST_COPY_VA_BYVAL,1,[used to implement the va_copy macro])
fi
AC_MSG_RESULT($gnupg_cv_must_copy_va_byval)
])

8
configure.ac
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@ -154,13 +154,19 @@ dnl
AC_REPLACE_FUNCS(stpcpy) AC_REPLACE_FUNCS(stpcpy)
# asprintf() is at least used in assuan
AC_REPLACE_FUNCS(vasprintf) AC_REPLACE_FUNCS(vasprintf)
if test "$ac_cv_func_vasprintf" != yes; then
GNUPG_CHECK_VA_COPY
fi
# Note: fopencokie is only a dummy stub and not used. # Note: fopencokie is only a dummy stub and not used.
# However some code in assuan/ links against it. # However some code in assuan/ links against it.
AC_REPLACE_FUNCS(fopencookie) AC_REPLACE_FUNCS(fopencookie)
dnl dnl
dnl Checks for system services dnl Checks for system services
dnl dnl