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author | Peter Breitenlohner <peb@mppmu.mpg.de> | 2009-03-19 13:59:30 +0000 |
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committer | Peter Breitenlohner <peb@mppmu.mpg.de> | 2009-03-19 13:59:30 +0000 |
commit | 0b7b2c69ec83497d9accab064da0f4ad07662d42 (patch) | |
tree | e8f22a2acecbf3035850f56beb1c8161c53cdf2d /Build/source/m4/kpse-cross.m4 | |
parent | ee507bbd1fc483c58acb33cca25509a4dd81df9b (diff) |
prepare for new build system
git-svn-id: svn://tug.org/texlive/trunk@12429 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/m4/kpse-cross.m4')
-rw-r--r-- | Build/source/m4/kpse-cross.m4 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Build/source/m4/kpse-cross.m4 b/Build/source/m4/kpse-cross.m4 new file mode 100644 index 00000000000..3f020060297 --- /dev/null +++ b/Build/source/m4/kpse-cross.m4 @@ -0,0 +1,50 @@ +# Private macros for the kpathsea library. +# Copyright (C) 1995 - 2009 Karl Berry <tex-live@tug.org> +# +# This file is free software; the copyright holder +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# serial 3 + +# KPSE_CROSS_PATH_PROG(RESULT, CROSS_PROG, NORMAL_PROG) +# ----------------------------------------------------- +# Find a program when cross-compiling, or use a default when not. +# RESULT = variable which records the outcome +# CROSS_PROG = program to look for when cross-compiling +# NORMAL_PROG = program to use when not cross-compiling +# Example: KPSE_CROSS_PATH_PROG([TANGLE], [tangle], [./tangle]) sets +# 'TANGLE' to the program 'tangle' found in PATH when cross-compiling, +# and to './tangle' if not. +AC_DEFUN([KPSE_CROSS_PATH_PROG], + [if test "x$cross_compiling" = xyes; then +AC_PATH_PROG([$1], [$2]) +if test -z "${$1}"; then + AC_MSG_ERROR([$2 was not found but is required when cross-compiling. + Install $2 or set \$$1 to the full pathname.]) +fi +else + $1=$3 +fi +]) # KPSE_CROSS_PATH_PROG + +# KPSE_CROSS_BUILD_VAR(STEM, PROG) +# -------------------------------- +# Set BUILD$1 to $2 when cross-compiling, to $($1) if not. +# Example: KPSE_CROSS_BUILD_VAR([CC], [cc]) sets 'BUILDCC' to 'cc' +# if cross-compiling, and to '$(CC)' if not. +AC_DEFUN([KPSE_CROSS_BUILD_VAR], + [if test "x$cross_compiling" = xyes; then + if test -z "${BUILD$1}"; then + BUILD$1='$2' + fi + AC_MSG_RESULT([setting \$BUILD$1 to ${BUILD$1}]) +else + if test -n "${BUILD$1}"; then + AC_MSG_WARN([\$BUILD$1 set but not cross-compiling.]) + fi + BUILD$1='$($1)' +fi +AC_SUBST([BUILD$1]) +]) # KPSE_CROSS_BUILD_VAR + |