| 1 |
commit: 9d30cbf1007f192a943f88aaa7c1f51c11146e68 |
| 2 |
Author: André Erdmann <dywi <AT> mailerd <DOT> de> |
| 3 |
AuthorDate: Mon Jan 27 14:44:29 2014 +0000 |
| 4 |
Commit: André Erdmann <dywi <AT> mailerd <DOT> de> |
| 5 |
CommitDate: Mon Jan 27 14:44:29 2014 +0000 |
| 6 |
URL: http://git.overlays.gentoo.org/gitweb/?p=proj/R_overlay.git;a=commit;h=9d30cbf1 |
| 7 |
|
| 8 |
genfiles.sh helper script |
| 9 |
|
| 10 |
Recursively converts template files from <src tree> to real files in <dest tree> |
| 11 |
(using "query-config --from-file ... --outfile ..."). |
| 12 |
|
| 13 |
--- |
| 14 |
bin/genfiles.bash | 1 + |
| 15 |
bin/invoke_script.bash | 21 +++++++++++ |
| 16 |
bin/scripts/genfiles.sh | 93 +++++++++++++++++++++++++++++++++++++++++++++++++ |
| 17 |
3 files changed, 115 insertions(+) |
| 18 |
|
| 19 |
diff --git a/bin/genfiles.bash b/bin/genfiles.bash |
| 20 |
new file mode 120000 |
| 21 |
index 0000000..9c90d9e |
| 22 |
--- /dev/null |
| 23 |
+++ b/bin/genfiles.bash |
| 24 |
@@ -0,0 +1 @@ |
| 25 |
+invoke_script.bash |
| 26 |
\ No newline at end of file |
| 27 |
|
| 28 |
diff --git a/bin/invoke_script.bash b/bin/invoke_script.bash |
| 29 |
new file mode 100755 |
| 30 |
index 0000000..4a5b4dc |
| 31 |
--- /dev/null |
| 32 |
+++ b/bin/invoke_script.bash |
| 33 |
@@ -0,0 +1,21 @@ |
| 34 |
+#!/bin/bash |
| 35 |
+readonly SCRIPT="$(readlink -f "${BASH_SOURCE[0]?}")" |
| 36 |
+readonly SCRIPT_NAME="${BASH_SOURCE[0]##*/}" |
| 37 |
+readonly SCRIPT_DIR="${SCRIPT%/*}" |
| 38 |
+ |
| 39 |
+readonly PRJROOT="${SCRIPT_DIR%/*}" |
| 40 |
+readonly REAL_SCRIPT="${SCRIPT_DIR}/scripts/${SCRIPT_NAME%.*}.sh" |
| 41 |
+ |
| 42 |
+export ROVERLAY_PRJROOT="${PRJROOT}" |
| 43 |
+export X_RV_QUERY_CONFIG="${PRJROOT}/bin/query_config" |
| 44 |
+ |
| 45 |
+cd "${PRJROOT}" || exit |
| 46 |
+ |
| 47 |
+if [[ -x "${REAL_SCRIPT}" ]]; then |
| 48 |
+ exec ${REAL_SCRIPT} "$@" |
| 49 |
+elif [[ -f "${REAL_SCRIPT}" ]]; then |
| 50 |
+ exec ${SHELL:-sh} ${REAL_SCRIPT} "$@" |
| 51 |
+else |
| 52 |
+ echo "script not found: ${REAL_SCRIPT}" 1>&2 |
| 53 |
+ exit 9 |
| 54 |
+fi |
| 55 |
|
| 56 |
diff --git a/bin/scripts/genfiles.sh b/bin/scripts/genfiles.sh |
| 57 |
new file mode 100755 |
| 58 |
index 0000000..61ee3ab |
| 59 |
--- /dev/null |
| 60 |
+++ b/bin/scripts/genfiles.sh |
| 61 |
@@ -0,0 +1,93 @@ |
| 62 |
+#!/bin/sh -u |
| 63 |
+# Usage: genfiles.sh <src tree> <dest tree> [query-config args...] |
| 64 |
+# |
| 65 |
+# Converts template files from <src tree> to real files in <dest tree>. |
| 66 |
+# |
| 67 |
+ |
| 68 |
+# die ( [message], [exit_code] ), raises exit() |
| 69 |
+die() { echo "${1:+died: }${1:-died.}" 1>&2; exit ${2:-2}; } |
| 70 |
+autodie() { "$@" || die "command '$*' returned ${?}." ${?}; } |
| 71 |
+OUT_OF_BOUNDS() { die "shift returned non-zero."; } |
| 72 |
+dodir() { [ -d "${1-}" ] || mkdir -p -- "${1}"; } |
| 73 |
+ |
| 74 |
+ |
| 75 |
+# genfile ( infile, destdir_relpath, *query_config_args ) |
| 76 |
+# |
| 77 |
+genfile() { |
| 78 |
+ local infile destdir destfile fname |
| 79 |
+ |
| 80 |
+ infile="${1}" |
| 81 |
+ [ -n "${2}" ] && destdir="${DEST_TREE%/}/${2}" || destdir="${DEST_TREE}" |
| 82 |
+ fname="${1##*/}"; fname="${fname%.in}" |
| 83 |
+ destfile="${destdir%/}/${fname}" |
| 84 |
+ |
| 85 |
+ shift 2 || OUT_OF_BOUNDS |
| 86 |
+ |
| 87 |
+ if [ "${infile}" = "${destfile}" ]; then |
| 88 |
+ die "infile = outfile: ${infile}" |
| 89 |
+ else |
| 90 |
+ autodie dodir "${destdir}" |
| 91 |
+ echo "creating ${destfile}" |
| 92 |
+ if ${X_RV_QUERY_CONFIG} "$@" -f "${infile}" -O "${destfile}"; then |
| 93 |
+ # chmod, ...? |
| 94 |
+ true |
| 95 |
+ else |
| 96 |
+ echo "!!! failed to create '${destfile}' (rc=${?})" 1>&2 |
| 97 |
+ fail=$(( ${fail?} + 1 )) |
| 98 |
+ fi |
| 99 |
+ fi |
| 100 |
+} |
| 101 |
+ |
| 102 |
+# genfiles_recursive ( root, root_relpath, *query_config_args ) |
| 103 |
+# |
| 104 |
+genfiles_recursive() { |
| 105 |
+ local root relpath item |
| 106 |
+ |
| 107 |
+ root="${1}" |
| 108 |
+ relpath="${2#/}" |
| 109 |
+ |
| 110 |
+ shift 2 || OUT_OF_BOUNDS |
| 111 |
+ |
| 112 |
+ for item in "${root}/"*; do |
| 113 |
+ if [ -d "${item}" ]; then |
| 114 |
+ genfiles_recursive "${item}" "${relpath}/${item##*/}" "$@" |
| 115 |
+ elif [ -f "${item}" ]; then |
| 116 |
+ # converts file symlinks to files |
| 117 |
+ genfile "${item}" "${relpath}" "$@" |
| 118 |
+ else |
| 119 |
+ echo "cannot handle '${item}'" 1>&2 |
| 120 |
+ fi |
| 121 |
+ done |
| 122 |
+} |
| 123 |
+ |
| 124 |
+# --- |
| 125 |
+ |
| 126 |
+: ${X_RV_QUERY_CONFIG:=/usr/bin/roverlay-query-config} |
| 127 |
+ |
| 128 |
+case "${1-}" in |
| 129 |
+ '-h'|'--help') |
| 130 |
+ echo "Usage: genfiles.sh <src tree> <dest tree< [<query-config arg>...]" |
| 131 |
+ exit 0 |
| 132 |
+ ;; |
| 133 |
+esac |
| 134 |
+ |
| 135 |
+[ -n "${1-}" ] || die "missing src tree arg." |
| 136 |
+[ -n "${2-}" ] || die "missing dest tree arg." |
| 137 |
+ |
| 138 |
+SRC_TREE="$(readlink -f "${1}")" |
| 139 |
+DEST_TREE="$(readlink -f "${2}")" |
| 140 |
+ |
| 141 |
+[ -n "${SRC_TREE}" ] && [ -d "${SRC_TREE}" ] || die "src tree does not exist." |
| 142 |
+[ -n "${DEST_TREE}" ] || die "invalid dest tree." |
| 143 |
+ |
| 144 |
+shift 2 |
| 145 |
+ |
| 146 |
+# globbing is essential, make sure that "noglob" is disabled |
| 147 |
+set +f |
| 148 |
+fail=0 |
| 149 |
+genfiles_recursive "${SRC_TREE}" "" "$@" |
| 150 |
+if [ ${fail} -gt 0 ]; then |
| 151 |
+ exit 3 |
| 152 |
+else |
| 153 |
+ exit 0 |
| 154 |
+fi |
Archives