X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/9dcb193aebe8c1520a4bfc9d9a8b3c401efb7a33..db8ab2be3337ef87629b761078ebc46a01e7f876:/bootstrap diff --git a/bootstrap b/bootstrap index e9849102..e3e270b0 100755 --- a/bootstrap +++ b/bootstrap @@ -1,6 +1,6 @@ #! /bin/sh # Print a version string. -scriptversion=2012-07-03.20; # UTC +scriptversion=2012-07-19.14; # UTC # Bootstrap this package from checked-out sources. @@ -77,6 +77,33 @@ Running without arguments will suffice in most cases. EOF } +# warnf_ FORMAT-STRING ARG1... +warnf_ () +{ + warnf_format_=$1 + shift + nl=' +' + case $* in + *$nl*) me_=$(printf "$me"|tr "$nl|" '??') + printf "$warnf_format_" "$@" | sed "s|^|$me_: |" ;; + *) printf "$me: $warnf_format_" "$@" ;; + esac >&2 +} + +# warn_ WORD1... +warn_ () +{ + # If IFS does not start with ' ', set it and emit the warning in a subshell. + case $IFS in + ' '*) warnf_ '%s\n' "$*";; + *) (IFS=' '; warn_ "$@");; + esac +} + +# die WORD1... +die() { warn_ "$@"; exit 1; } + # Configuration. # Name of the Makefile.am @@ -130,7 +157,8 @@ extract_package_name=' p } ' -package=$(sed -n "$extract_package_name" configure.ac) || exit +package=$(sed -n "$extract_package_name" configure.ac) \ + || die 'cannot find package name in configure.ac' gnulib_name=lib$package build_aux=build-aux @@ -186,6 +214,8 @@ use_git=true # otherwise find the first of the NAMES that can be run (i.e., # supports --version). If found, set ENVVAR to the program name, # die otherwise. +# +# FIXME: code duplication, see also gnu-web-doc-update. find_tool () { find_tool_envvar=$1 @@ -203,14 +233,10 @@ find_tool () else find_tool_error_prefix="\$$find_tool_envvar: " fi - if test x"$find_tool_res" = x; then - echo >&2 "$me: one of these is required: $find_tool_names" - exit 1 - fi - ($find_tool_res --version /dev/null 2>&1 || { - echo >&2 "$me: ${find_tool_error_prefix}cannot run $find_tool_res --version" - exit 1 - } + test x"$find_tool_res" != x \ + || die "one of these is required: $find_tool_names" + ($find_tool_res --version /dev/null 2>&1 \ + || die "${find_tool_error_prefix}cannot run $find_tool_res --version" eval "$find_tool_envvar=\$find_tool_res" eval "export $find_tool_envvar" } @@ -269,21 +295,15 @@ do --no-git) use_git=false;; *) - echo >&2 "$0: $option: unknown option" - exit 1;; + die "$option: unknown option";; esac done -if $use_git || test -d "$GNULIB_SRCDIR"; then - : -else - echo "$0: Error: --no-git requires --gnulib-srcdir" >&2 - exit 1 -fi +$use_git || test -d "$GNULIB_SRCDIR" \ + || die "Error: --no-git requires --gnulib-srcdir" if test -n "$checkout_only_file" && test ! -r "$checkout_only_file"; then - echo "$0: Bootstrapping from a non-checked-out distribution is risky." >&2 - exit 1 + die "Bootstrapping from a non-checked-out distribution is risky." fi # Ensure that lines starting with ! sort last, per gitignore conventions @@ -309,7 +329,7 @@ insert_sorted_if_absent() { echo "$str" | sort_patterns - $file | cmp -s - $file > /dev/null \ || { echo "$str" | sort_patterns - $file > $file.bak \ && mv $file.bak $file; } \ - || exit 1 + || die "insert_sorted_if_absent $file $str: failed" } # Adjust $PATTERN for $VC_IGNORE_FILE and insert it with @@ -333,11 +353,8 @@ grep '^[ ]*AC_CONFIG_AUX_DIR(\['"$build_aux"'\])' configure.ac \ >/dev/null && found_aux_dir=yes grep '^[ ]*AC_CONFIG_AUX_DIR('"$build_aux"')' configure.ac \ >/dev/null && found_aux_dir=yes -if test $found_aux_dir = no; then - echo "$0: expected line not found in configure.ac. Add the following:" >&2 - echo " AC_CONFIG_AUX_DIR([$build_aux])" >&2 - exit 1 -fi +test $found_aux_dir = yes \ + || die "configure.ac lacks 'AC_CONFIG_AUX_DIR([$build_aux])'; add it" # If $build_aux doesn't exist, create it now, otherwise some bits # below will malfunction. If creating it, also mark it as ignored. @@ -443,7 +460,7 @@ check_versions() { automake-ng|aclocal-ng) app=${app%-ng} ($app --version | grep '(GNU automake-ng)') >/dev/null 2>&1 || { - echo "$me: Error: '$app' not found or not from Automake-NG" >&2 + warn_ "Error: '$app' not found or not from Automake-NG" ret=1 continue } ;; @@ -453,20 +470,21 @@ check_versions() { # so we have to rely on $? rather than get_version. $app --version >/dev/null 2>&1 if [ 126 -le $? ]; then - echo "$me: Error: '$app' not found" >&2 + warn_ "Error: '$app' not found" ret=1 fi else # Require app to produce a new enough version string. inst_ver=$(get_version $app) if [ ! "$inst_ver" ]; then - echo "$me: Error: '$app' not found" >&2 + warn_ "Error: '$app' not found" ret=1 else latest_ver=$(sort_ver $req_ver $inst_ver | cut -d' ' -f2) if [ ! "$latest_ver" = "$inst_ver" ]; then - echo "$me: Error: '$app' version == $inst_ver is too old" >&2 - echo " '$app' version >= $req_ver is required" >&2 + warnf_ '%s\n' \ + "Error: '$app' version == $inst_ver is too old" \ + " '$app' version >= $req_ver is required" ret=1 fi fi @@ -523,11 +541,10 @@ fi if ! printf "$buildreq" | check_versions; then echo >&2 if test -f README-prereq; then - echo "$0: See README-prereq for how to get the prerequisite programs" >&2 + die "See README-prereq for how to get the prerequisite programs" else - echo "$0: Please install the prerequisite programs" >&2 + die "Please install the prerequisite programs" fi - exit 1 fi echo "$0: Bootstrapping from checked-out $package sources..." @@ -738,11 +755,10 @@ symlink_to_dir() *) case /$dst/ in *//* | */../* | */./* | /*/*/*/*/*/) - echo >&2 "$me: invalid symlink calculation: $src -> $dst" - exit 1;; - /*/*/*/*/) dot_dots=../../../;; - /*/*/*/) dot_dots=../../;; - /*/*/) dot_dots=../;; + die "invalid symlink calculation: $src -> $dst";; + /*/*/*/*/) dot_dots=../../../;; + /*/*/*/) dot_dots=../../;; + /*/*/) dot_dots=../;; esac;; esac @@ -764,7 +780,7 @@ version_controlled_file() { grep -F "/${file##*/}/" "$parent/CVS/Entries" 2>/dev/null | grep '^/[^/]*/[0-9]' > /dev/null else - echo "$me: no version control for $file?" >&2 + warn_ "no version control for $file?" false fi } @@ -855,11 +871,11 @@ $gnulib_tool $gnulib_tool_options --import $gnulib_modules && for file in $gnulib_files; do symlink_to_dir "$GNULIB_SRCDIR" $file \ - || { echo "$0: failed to symlink $file" 1>&2; exit 1; } + || die "failed to symlink $file" done bootstrap_post_import_hook \ - || { echo >&2 "$me: bootstrap_post_import_hook failed"; exit 1; } + || die "bootstrap_post_import_hook failed" # Remove any dangling symlink matching "*.m4" or "*.[ch]" in some # gnulib-populated directories. Such .m4 files would cause aclocal to fail. @@ -887,7 +903,7 @@ echo "running: AUTOPOINT=true LIBTOOLIZE=true " \ "$AUTORECONF --verbose --install $no_recursive -I $m4_base $ACLOCAL_FLAGS" AUTOPOINT=true LIBTOOLIZE=true \ $AUTORECONF --verbose --install $no_recursive -I $m4_base $ACLOCAL_FLAGS \ - || exit 1 + || die "autoreconf failed" # Get some extra files from gnulib, overriding existing files. for file in $gnulib_extra_files; do @@ -897,7 +913,7 @@ for file in $gnulib_extra_files; do *) dst=$file;; esac symlink_to_dir "$GNULIB_SRCDIR" $file $dst \ - || { echo "$0: failed to symlink $file" 1>&2; exit 1; } + || die "failed to symlink $file" done if test $with_gettext = yes; then @@ -913,7 +929,8 @@ if test $with_gettext = yes; then a\ '"$XGETTEXT_OPTIONS"' $${end_of_xgettext_options+} } - ' po/Makevars.template >po/Makevars || exit 1 + ' po/Makevars.template >po/Makevars \ + || die 'cannot generate po/Makevars' # If the 'gettext' module is in use, grab the latest Makefile.in.in. # If only the 'gettext-h' module is in use, assume autopoint already @@ -921,7 +938,8 @@ if test $with_gettext = yes; then case $gnulib_modules in *gettext-h*) ;; *gettext*) - cp $GNULIB_SRCDIR/build-aux/po/Makefile.in.in po/Makefile.in.in || exit 1 + cp $GNULIB_SRCDIR/build-aux/po/Makefile.in.in po/Makefile.in.in \ + || die "cannot create po/Makefile.in.in" ;; esac @@ -937,7 +955,8 @@ if test $with_gettext = yes; then a\ '"$XGETTEXT_OPTIONS_RUNTIME"' $${end_of_xgettext_options+} } - ' po/Makevars.template >runtime-po/Makevars || exit 1 + ' po/Makevars.template >runtime-po/Makevars \ + || die 'cannot generate runtime-po/Makevars' # Copy identical files from po to runtime-po. (cd po && cp -p Makefile.in.in *-quot *.header *.sed *.sin ../runtime-po)