From: Ian Kelling <iank@fsf.org>
Date: Wed, 9 Oct 2024 05:52:35 +0000 (-0400)
Subject: fix conditional build logic
X-Git-Url: https://iankelling.org/git/?a=commitdiff_plain;h=70de8b916089e011654d7257460ece8c01e43fae;p=buildscripts

fix conditional build logic
---

diff --git a/emacs b/emacs
index 5770bbd..30e7f6b 100755
--- a/emacs
+++ b/emacs
@@ -20,6 +20,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# note: i store a log of emacs versions i've used in /a/opt/emacs/iank-readme
 
 if [[ -s ~/.bashrc ]];then . ~/.bashrc;fi
 
@@ -53,33 +54,25 @@ export CFLAGS="-Og -g3"
 export DEBIAN_FRONTEND=noninteractive
 pupdate
 
-# some distros, the package name is like emacs25, some its just emacs
-ver=$(apt-cache showsrc emacs | sed -rn 's/^Version: 1:([0-9]+).*/\1/p' | sort -n | tail -n1) ||:
-for x in {35..25} ""; do
-  if [[ $ver ]] && (( ver >= x )); then
-    latest_emacs=emacs
-    break
-  fi
-  if apt-cache showsrc emacs$x 2>/dev/null |grep . &>/dev/null; then
-    latest_emacs=emacs$x
-    break
-  fi
-done
-
 # ccache is a missing build dep for mu
 pkgs=(gawk attr autoconf-archive git install-info ccache)
-##### warning, apt-rdepends seems to look at the newest version of the package,
-##### not the one that build-dep would install.
 if $show_pkgs; then
   echo ${pkgs[*]}
-  for x in $latest_emacs maildir-utils; do
+  for x in emacs maildir-utils; do
     # todo, this gives fake provided packages like mailx, and then
     # fai ignores them.
     # https://askubuntu.com/questions/21379/how-do-i-find-the-build-dependencies-of-a-package
     if ! type -p apt-rdepends &>/dev/null; then
       sudo apt-get -y install --purge --auto-remove apt-rdepends
     fi
-    apt-rdepends -p --build-depends --follow=DEPENDS $x/$(debian-codename) 2>/dev/null |sed -rn 's/^\s*Build-Depends: (\S+).*/\1/p'
+    codename=$(debian-codename)
+    if [[ $x == emacs && codename == aramo ]]; then
+      codename=bookworm
+    fi
+    if ! apt-cache show emacs/$codename &>/dev/null; then
+      codename=$(debian-codename-compat)
+    fi
+    apt-rdepends -p --build-depends --follow=DEPENDS $x/$codename 2>/dev/null |sed -rn 's/^\s*Build-Depends: (\S+).*/\1/p'
   done
   exit 0
 fi
@@ -111,25 +104,29 @@ if [[ -e $dir ]]; then
   head=$(git rev-parse HEAD)
   if ! $recompile && ! $bootstrap && [[ $rev == "$head" ]]; then
     echo "already compiled"
-    installed_info=$(file -b $(readlink -f $(type -P emacs)))
-    build_info=$(file -b $dir/src/emacs)
-    if [[ $installed_info == "$build_info" ]]; then
-      echo "already installed exiting"
-      # this isn't perfect, because install could partially fail or the
-      # command after it could
-      exit 0
+    if emacs_path=$(type -P emacs 2>/dev/null); then
+      installed_info=$(file -b $(readlink -f $emacs_path))
+      build_info=$(file -b $dir/src/emacs)
+      if [[ $installed_info == "$build_info" ]]; then
+        echo "already installed exiting"
+        # this isn't perfect, because install could partially fail or the
+        # command after it could
+        exit 0
+      fi
     fi
   fi
   if [[ $rev != "$head" ]]; then
+    echo "$0: rev:$rev != head:$head, setting bootstrap=true"
     bootstrap=true
   fi
 else
+  echo "$0: dir=$dir does not exist, setting bootstrap=true"
   head=$(git rev-parse HEAD)
   bootstrap=true
 fi
 
+echo recompile=$recompile bootstrap=$bootstrap update=$update
 if $dryrun; then
-  echo recompile=$recompile bootstrap=$bootstrap update=$update
   exit 0
 fi
 
@@ -146,15 +143,16 @@ case $(distro-name) in
   debian|ubuntu|trisquel)
     # todo: unknown for other distros, this will fail
     logq p -y build-dep maildir-utils/$(debian-archive)
-    # oddly, on ubuntu 14.04 this installs postfix, but I dun care
-    # ubuntu 14.04 gave this error message
-    # Unable to satisfy the build-depends: Build-Depends: libpng-dev
-    # this is satisfied by dvipng. the build-dep is just wrong
-    # minor bug I'm not going to bother reporting.
-    #
-    # note, useful command to see build dep packagages:
-    # apt-rdepends --build-depends --follow=DEPENDS emacs25
-    logq p -y build-dep $latest_emacs/$(debian-archive)
+    if [[ $(debian-codename) == aramo ]]; then
+      # we need newer build deps
+      logq p -y build-dep emacs/bookworm
+    else
+      codename=$(debian-codename)
+      if ! apt-cache show emacs/$codename &>/dev/null; then
+        codename=$(debian-codename-compat)
+      fi
+      logq p -y build-dep emacs/$codename
+    fi
     ;;&
 esac
 
@@ -238,23 +236,16 @@ fi
 # from its HACKING file
 
 
-
-if $recompile; then
-  # note, not totally sure its right to put this within recompile, but its taking up most of the time, so going for it.
-  logq emacs --batch -l ~/.emacs.d/compile-init-dir.el
-fi
+# 2024: i don't know if this is important anymore so commenting out.
+# if $recompile; then
+#   # note, not totally sure its right to put this within recompile, but its taking up most of the time, so going for it.
+#   logq emacs --batch -l ~/.emacs.d/compile-init-dir.el
+# fi
 
 # as of 01-2017, built-in org mode has a bug that
 # org-edit-src-exit does not get bound, so using latest
 #/a/bin/buildscripts/org-mode
 
-# disabled as i haven't used it in a while
-# if $update; then
-#   logq pi bzr
-#   cd ~/.emacs.d/src/mediawiki-el
-#   bzr pull
-# fi
-
 
 # not keeping up with the latest gnus development.
 # # instructions from the README
diff --git a/mu4e b/mu4e
index d70e6ed..58955ec 100755
--- a/mu4e
+++ b/mu4e
@@ -52,13 +52,15 @@ if [[ -e $dir ]]; then
   head=$(git rev-parse HEAD)
   if ! $recompile && ! $bootstrap && [[ $rev == "$head" ]]; then
     echo "already compiled"
-    installed_info=$(file $(readlink -f $(type -P mu)))
-    build_info=$(file $dir/build/mu/mu)
-    if [[ $installed_info == "$build_info" ]]; then
-      echo "already installed exiting"
-      # this isn't perfect, because install could partially fail or the
-      # command after it could
-      exit 0
+    if mu_path=$(type -P mu 2>/dev/null); then
+      installed_info=$(file -b $(readlink -f $mu_path))
+      build_info=$(file -b $dir/build/mu/mu)
+      if [[ $installed_info == "$build_info" ]]; then
+        echo "already installed exiting"
+        # this isn't perfect, because install could partially fail or the
+        # command after it could
+        exit 0
+      fi
     fi
   fi
   echo rev=$rev head=$head