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| -rw-r--r-- | configure.ac | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 8cce12c..77622c4 100644 --- a/configure.ac +++ b/configure.ac @@ -38,6 +38,19 @@ AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE([foreign]) AM_SILENT_RULES([yes]) +## AM_MAINTAINER_MODE turns off "rebuild rules" that contain dependencies +## for Makefiles, configure, src/H5config.h, etc. If AM_MAINTAINER_MODE +## is enabled, these files will be rebuilt if out of date. This is a +## problem because if users try to build on a machine with +## the wrong versions of autoconf and automake, these files will be +## rebuilt with the wrong versions and bad things can happen. +## Also, CVS doesn't preserve dependencies between timestamps, so +## Makefiles will often think rebuilding needs to occur when it doesn't. +## +## By default, it is enabled. Users can configure with +## --disable-maintainer-mode to prevent running the autotools. +AM_MAINTAINER_MODE([enable]) + ## ---------------------------------------------------------------------- ## Set prefix default (install directory) to a directory in the build area. ## This allows multiple src-dir builds within one host. |