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Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/configure.in b/configure.in index 5c39632..9a889a7 100644 --- a/configure.in +++ b/configure.in @@ -32,6 +32,18 @@ AM_CONFIG_HEADER([src/H5config.h]) AC_CONFIG_AUX_DIR([bin]) AM_INIT_AUTOMAKE +dnl AM_MAINTAINER_MODE turns off "rebuild rules" that contain dependencies +dnl for Makefiles, configure, src/H5config.h, etc. If AM_MAINTAINER_MODE +dnl is *not* included here, these files will be rebuilt if out of date. +dnl This is a problem because if users try to build on a machine with +dnl the wrong versions of autoconf and automake, these files will be +dnl rebuilt with the wrong versions and bad things can happen. +dnl Also, CVS doesn't preserve dependencies between timestamps, so +dnl Makefiles will often think rebuilding needs to occur when it doesn't. +dnl Developers should './configure --enable-maintainer-mode' to turn on +dnl rebuild rules. +AM_MAINTAINER_MODE + AC_OUTPUT_COMMANDS([ echo "creating src/H5pubconf.h" sed 's/#define /#define H5_/' <src/H5config.h |\ |