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author | Bruno Haible <bruno@clisp.org> | 2020-10-12 01:12:42 +0200 |
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committer | Bruno Haible <bruno@clisp.org> | 2020-10-12 01:12:42 +0200 |
commit | 160d5e7d9a64a29a52d4821fd0ef2136d7e2102a (patch) | |
tree | e096a87d95745525be3d39a7f7cc0b06bccdd9d0 /m4/printf.m4 | |
parent | d60a35e94c4f5b8f09f15828242418f5073d46e7 (diff) | |
download | gnulib-160d5e7d9a64a29a52d4821fd0ef2136d7e2102a.tar.gz |
*printf: Avoid "expanded before it was required" warning.
* m4/printf.m4 (gl_SNPRINTF_TRUNCATION_C99): Define through
AC_DEFUN_ONCE.
Diffstat (limited to 'm4/printf.m4')
-rw-r--r-- | m4/printf.m4 | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/m4/printf.m4 b/m4/printf.m4 index c6a7ef684f..eeb792b1e4 100644 --- a/m4/printf.m4 +++ b/m4/printf.m4 @@ -1,4 +1,4 @@ -# printf.m4 serial 69 +# printf.m4 serial 70 dnl Copyright (C) 2003, 2007-2020 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -1198,7 +1198,7 @@ dnl Test whether the string produced by the snprintf function is always NUL dnl terminated. (ISO C99, POSIX:2001) dnl Result is gl_cv_func_snprintf_truncation_c99. -AC_DEFUN([gl_SNPRINTF_TRUNCATION_C99], +AC_DEFUN_ONCE([gl_SNPRINTF_TRUNCATION_C99], [ AC_REQUIRE([AC_PROG_CC]) AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles |