diff options
Diffstat (limited to 'config/linux')
| -rw-r--r-- | config/linux | 54 |
1 files changed, 44 insertions, 10 deletions
diff --git a/config/linux b/config/linux index 642829a..35286f0 100644 --- a/config/linux +++ b/config/linux @@ -1,17 +1,51 @@ +#!/bin/sh # Site configuration -- do not distribute this file. -CFLAGS_WARN="-Wall -Wshadow -Wpointer-arith -Wcast-qual -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs" -CFLAGS_DEBUG="-g -DH5AC_DEBUG_PROTECT -DH5F_LOW_DFLT=H5F_LOW_STDIO -DH5F_OPT_SEEK=1 -fverbose-asm" -CFLAGS_PROFILE="-pg" -CFLAGS_PRODUCTION="-O3 -UH5AC_DEBUG_PROTECT -DNDEBUG -DH5F_LOW_DFLT=H5F_LOW_STDIO -DH5F_OPT_SEEK=1 -finline-functions -funroll-loops -malign-double -fomit-frame-pointer" +# Based on the setting of environment variable `HDF5_MODE' we set the +# compiler flags unless they're already set. Its value can be one or +# more of the following words: +# +# $warn -- Generates compiler warnings. You should always +# include this since it has no effect on the speed of +# the code produced. +# +# $debug -- Compiles in code to check for invariant conditions +# and turns on the `-g' flag for interactive +# debugging. It also turns off seek optimizations in +# the low-level file driver. This version of the +# library can be significantly slower than a production +# version. +# +# $production -- Compiles an optimized version of the library +# and disables code that checks for invariant +# conditions. It also turns on various optimizations +# such as seek optimizations in the low level file +# driver. +# +# $profile -- Compiles code with the `-pg' flag which +# produces a `gmon.out' file when the library +# runs. The gprof(1) command can read that file +# and produce detailed run-time statistics. +# +# If HDF5_MODE is undefined then we use the value +# +# $debug $warn -DH5F_LOW_DFLT=H5F_LOW_SEC2 +# -if test "x$CFLAGS" = "x"; then - # Uncomment the following line for a production version of the library. - #CFLAGS="-pipe $CFLAGS_PRODUCTION $CFLAGS_WARN" +warn="-Wall -Wshadow -Wpointer-arith -Wcast-qual -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wnested-externs" - # Uncomment the following line for normal development - CFLAGS="-pipe $CFLAGS_DEBUG $CFLAGS_WARN" -fi +profile="-pg" + +debug="-g -DH5AC_DEBUG -DH5B_DEBUG -DH5F_OPT_SEEK=0 -fverbose-asm" + +production="-O3 -DNDEBUG -DH5F_OPT_SEEK=1 -finline-functions -funroll-loops -malign-double -fomit-frame-pointer" +default_mode='$debug $warn -DH5F_LOW_DFLT=H5F_LOW_SEC2' + +# Don't set CFLAGS if the user already did. +if test -z "$CFLAGS"; then + CFLAGS="`eval echo ${HDF5_MODE:-$default_mode}`" + export CFLAGS +fi |