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| author | Lucio Andrés Illanes Albornoz (arab, vxp) <lucio@lucioillanes.de> | 2017-11-20 21:45:21 +0000 |
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| committer | Lucio Andrés Illanes Albornoz (arab, vxp) <lucio@lucioillanes.de> | 2017-11-21 00:51:43 +0000 |
| commit | c27beab66023847435fb88cd5cc75916dca37057 (patch) | |
| tree | c43c23133f5b837925785d5501aa4cff14980415 /subr/pre_check.subr | |
| parent | d01c0269b8e5e467f82cd28392579c4c43fe63bc (diff) | |
| download | midipix_build-c27beab66023847435fb88cd5cc75916dca37057.tar.bz2 midipix_build-c27beab66023847435fb88cd5cc75916dca37057.tar.xz | |
Refactors build steps along the sequence {setup,fetch,configure,build,install}.
subr/mode_check_updates.subr: seperated into check_updates.sh.
subr/post_{copy_etc,sha256sums,tarballs}.subr: absorbed into `dist' target.
Diffstat (limited to 'subr/pre_check.subr')
| -rw-r--r-- | subr/pre_check.subr | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/subr/pre_check.subr b/subr/pre_check.subr new file mode 100644 index 00000000..28e229e9 --- /dev/null +++ b/subr/pre_check.subr @@ -0,0 +1,38 @@ +# +# set -o errexit -o noglob are assumed. +# + +pre_check() { + local __ _exit; + for __ in ${CHECK_PATH_VARS}; do + if [ -z "${___:=$(get_var_unsafe "${__}")}" ]; then + log_msg failexit "Error: variable \`${__}' is empty or unset."; + elif [ "${___#* *}" != "${___}" ]; then + log_msg failexit "Error: variable \`${__}' contains one or more whitespace characters."; + fi; + done; + for __ in ${CHECK_PREREQ_CMDS} $(eval echo ${CHECK_PREREQ_FILES_DYNAMIC}) ${CHECK_PREREQ_FILES}; do + if [ "${__#/}" != "${__}" ]; then + if [ ! -e "${__}" ]; then + log_msg fail "Error: missing prerequisite file \`${__}'."; + _exit=1; + fi; + else + if ! test_cmd "${__}"; then + log_msg fail "Error: missing prerequisite command \`${__}'."; + _exit=1; + fi; + fi; + done; + for __ in ${CHECK_PREREQ_PERL_MODULES}; do + if ! perl -M"${__}" -e "" 2>/dev/null; then + log_msg fail "Error: missing prerequisite Perl module \`${__}'."; + _exit=1; + fi; + done; + if [ ${_exit:-0} = 1 ]; then + exit 1; + fi; +}; + +# vim:filetype=sh |