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| author | Patrick McDermott <pj@pehjota.net> | 2017-11-01 15:53:36 (EDT) |
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| committer | Patrick McDermott <pj@pehjota.net> | 2017-11-01 15:53:36 (EDT) |
| commit | 27fae33ed4053b2a66f35a20c0b932097ccf0aed (patch) | |
| tree | 8faed2cc9f9bc309011a731fafce8365752e2ee4 /m4 | |
| parent | 9ff16ea3fd6e837857b67f35bdde0fa68f8f5801 (diff) | |
| download | marquee-27fae33ed4053b2a66f35a20c0b932097ccf0aed.zip marquee-27fae33ed4053b2a66f35a20c0b932097ccf0aed.tar.gz marquee-27fae33ed4053b2a66f35a20c0b932097ccf0aed.tar.bz2 | |
m4/gcc_version.m4: New file
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/gcc_version.m4 | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/m4/gcc_version.m4 b/m4/gcc_version.m4 new file mode 100644 index 0000000..9e16450 --- /dev/null +++ b/m4/gcc_version.m4 @@ -0,0 +1,38 @@ +dnl Copied from GNU Coreutils configure.ac +dnl +dnl The 17 lines are probably too trivial to be copyrightable, but just in case: +dnl +dnl Copyright (C) 1991-2017 Free Software Foundation, Inc. +dnl +dnl This program 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 3 of the License, or +dnl (at your option) any later version. +dnl +dnl This program 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, see <https://www.gnu.org/licenses/>. +dnl +dnl Written by Jim Meyering. + +# gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) +# ------------------------------------------------ +# If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. +# Otherwise, run RUN-IF-NOT-FOUND. +AC_DEFUN([gl_GCC_VERSION_IFELSE], + [AC_PREPROC_IFELSE( + [AC_LANG_PROGRAM( + [[ +#if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__) +/* ok */ +#else +# error "your version of gcc is older than $1.$2" +#endif + ]]), + ], [$3], [$4]) + ] +) |