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author | Steve Bennett <steveb@workware.net.au> | 2010-11-28 23:26:13 +1000 |
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committer | Steve Bennett <steveb@workware.net.au> | 2011-06-09 11:45:39 +1000 |
commit | f25d6276ee487d583e35c48f3125ef388c9f7d3f (patch) | |
tree | 03775dc0c0f6112c58266b9bfa83bf4382f58a38 /autosetup/cc-lib.tcl | |
parent | c8abfa88a3319425921064d045679614a1b4a550 (diff) | |
download | jimtcl-f25d6276ee487d583e35c48f3125ef388c9f7d3f.zip jimtcl-f25d6276ee487d583e35c48f3125ef388c9f7d3f.tar.gz jimtcl-f25d6276ee487d583e35c48f3125ef388c9f7d3f.tar.bz2 |
Use autosetup instead of autoconf
Faster, simpler auto-configuration
Signed-off-by: Steve Bennett <steveb@workware.net.au>
Diffstat (limited to 'autosetup/cc-lib.tcl')
-rw-r--r-- | autosetup/cc-lib.tcl | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/autosetup/cc-lib.tcl b/autosetup/cc-lib.tcl new file mode 100644 index 0000000..e769db9 --- /dev/null +++ b/autosetup/cc-lib.tcl @@ -0,0 +1,36 @@ +# Copyright (c) 2011 WorkWare Systems http://www.workware.net.au/ +# All rights reserved + +# @synopsis: +# +# Provides a library of common tests on top of the 'cc' module. + +use cc + +module-options {} + +# @cc-check-lfs +# +# The equivalent of the AC_SYS_LARGEFILE macro +# +# defines 'HAVE_LFS' if LFS is available, +# and defines '_FILE_OFFSET_BITS=64' if necessary +# +# Returns 1 if 'LFS' is available or 0 otherwise +# +proc cc-check-lfs {} { + cc-check-includes sys/types.h + msg-checking "Checking if -D_FILE_OFFSET_BITS=64 is needed..." + set lfs 1 + if {[msg-quiet cc-with {-includes sys/types.h} {cc-check-sizeof off_t}] == 8} { + msg-result no + } elseif {[msg-quiet cc-with {-includes sys/types.h -cflags -D_FILE_OFFSET_BITS=64} {cc-check-sizeof off_t}] == 8} { + define _FILE_OFFSET_BITS 64 + msg-result yes + } else { + set lfs 0 + msg-result none + } + define-feature lfs $lfs + return $lfs +} |