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Diffstat (limited to 'branches/gpgme-1-0-branch/acinclude.m4')
| -rw-r--r-- | branches/gpgme-1-0-branch/acinclude.m4 | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/branches/gpgme-1-0-branch/acinclude.m4 b/branches/gpgme-1-0-branch/acinclude.m4 new file mode 100644 index 00000000..19675109 --- /dev/null +++ b/branches/gpgme-1-0-branch/acinclude.m4 @@ -0,0 +1,78 @@ +dnl Macros to configure GPGME +dnl Copyright (C) 2004 g10 Code GmbH +dnl +dnl This file is part of GPGME. +dnl +dnl GPGME is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 2 of the License, or +dnl (at your option) any later version. +dnl +dnl GPGME is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with this program; if not, write to the Free Software +dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + +dnl GNUPG_FIX_HDR_VERSION(FILE, NAME) +dnl Make the version number stored in NAME in the header file FILE the +dnl same as the one here. This is easier than to have a .in file just +dnl for one substitution. +dnl We must use a temp file in the current directory because make +dnl distcheck installs all sourcefiles RO. +dnl (wk 2001-12-18) +AC_DEFUN(GNUPG_FIX_HDR_VERSION, + [ sed "s/^#define $2 \".*/#define $2 \"$VERSION\"/" $srcdir/$1 > fixhdr.tmp + if cmp -s $srcdir/$1 fixhdr.tmp 2>/dev/null; then + rm -f fixhdr.tmp + else + rm -f $srcdir/$1 + if mv fixhdr.tmp $srcdir/$1 ; then + : + else + AC_MSG_ERROR([[ +*** +*** Failed to fix the version string macro $2 in $1. +*** The old file has been saved as fixhdr.tmp +***]]) + fi + AC_MSG_WARN([fixed the $2 macro in $1]) + fi + ]) + +dnl GNUPG_CHECK_VA_COPY() +dnl Do some check on how to implement va_copy. +dnl May define MUST_COPY_VA_BY_VAL. +dnl Actual test code taken from glib-1.1. +AC_DEFUN(GNUPG_CHECK_VA_COPY, +[ AC_MSG_CHECKING(whether va_lists must be copied by value) + AC_CACHE_VAL(gnupg_cv_must_copy_va_byval,[ + gnupg_cv_must_copy_va_byval=no + AC_TRY_RUN([ + #include <stdarg.h> + void f (int i, ...) + { + va_list args1, args2; + va_start (args1, i); + args2 = args1; + if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) + exit (1); + va_end (args1); + va_end (args2); + } + + int main() + { + f (0, 42); + return 0; + } + ],gnupg_cv_must_copy_va_byval=yes) + ]) + if test "$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) +]) |