Fix python virtual environment support.

This works with python 3.9, 3.10, 3.11 and 3.12 on MacOS.

Dockerfile-build

@@ -0,0 +1,14 @@
+FROM rockylinux:9 as build
+
+WORKDIR /root/profile.d
+
+COPY ./ .
+
+RUN \
+    dnf -y update && \
+    dnf -y install rpmdevtools make
+
+#    dnf -y install dnf-plugins-core epel-release && \
+#    /usr/bin/crb enable && \
+
+RUN ./build.sh

Makefile

@@ -11,11 +11,12 @@ help:
 	@echo "▀▀▀▀▀▀"
 	@echo
 	@echo "Available targets:"
-	@echo "    dist:               create source distribution package in dist/"
-	@echo "    rpm:                create an RPM package"
-	@echo "    changelog:          Add a changelog entry to gwebu-profile.spec.in"
+	@echo "    dist:               Create source distribution package in dist/."
+	@echo "    rpm:                Create an RPM package."
+	@echo "    podman_rpm          Create an RPM package using podman on MacOS."
+	@echo "    changelog:          Add a changelog entry to gwebu-profile.spec.in."
 	@echo
-	@echo "    clean:              clean all generated files"
+	@echo "    clean:              Clean all generated files."
 	@echo
 	@echo "Version $(ver), rpm_ver=$(rpm_ver), rpm_rev=$(rpm_rev)."
 .PHONY: help
@@ -47,3 +48,14 @@ changelog:
 .PHONY: clean
 clean:
 	rm -rf dist
+
+
+.PHONY: podman_rpm
+podman_rpm:
+	podman buildx build -t podman_rpm_build -f Dockerfile-build .  # --platform linux/amd64
+	# Extract the RPMs from the container to ./dist/ locally.
+	if ! test -d dist; then mkdir dist; fi
+	podman run --rm -d --name=build localhost/podman_rpm_build /usr/bin/bash -c "trap : TERM INT; sleep infinity & wait"
+	podman cp build:/tmp/RPMS/. ./dist/
+	podman stop build
+	podman image rm localhost/podman_rpm_build

build.sh

@@ -0,0 +1,40 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+shopt -s nullglob dotglob
+
+if [ "$(uname -s)" != "Linux" ]; then echo "This script only works on Linux!" >&2; exit 254; fi
+set -x # debug
+
+. /etc/os-release
+ARCH="${ARCH:-$(uname -m)}" # 
+VER="${VER:-${VERSION_ID%%\.*}}" # 8
+DIST_PRE="${PLATFORM_ID##*:}" # el8
+DIST="${DIST:-${DIST_PRE%%[0-9]*}}" # el
+OUT_DIR="/tmp/RPMS"
+
+export LANG='en_US.UTF-8'
+export LANGUAGE="${LANG}"
+export LC_ALL="${LANG}"
+export LC_MEASUREMENT="${LANG}"
+export LC_MONETARY="${LANG}"
+export LC_NUMERIC="${LANG}"
+export LC_TIME="${LANG}"
+
+rm -rf "$OUT_DIR"
+mkdir "$OUT_DIR"
+
+#spectool -g ./*.spec
+#
+#if [ "$UID" == "0" ]; then
+#  dnf builddep -y --refresh ./*.spec
+#fi
+
+# make rpmsrc
+rpmbuild -ta ./dist/*.tar.xz \
+  --define "_sourcedir $PWD/dist" \
+  --define "_srcrpmdir $OUT_DIR" \
+  --define "_rpmdir $OUT_DIR" \
+
+mv "$OUT_DIR"/*/*.rpm "$OUT_DIR/"
+rmdir "$OUT_DIR"/* 2>/dev/null || true

changelog.sh

@@ -8,15 +8,15 @@ rpm_ver="${ver%%-*}"
 rpm_rev="${ver#*-}"
 rpm_numeric_rev="${rpm_rev%%-*}"
 
-change="* $(date +'%a %b %d %Y') $(git log -1 --format='%aN <%aE>') - ${rpm_ver}-${rpm_numeric_rev}
-- $(git log -1 --format=%s)
-"
+change1="* $(date +'%a %b %d %Y') $(git log -1 --format='%aN <%aE>') - ${rpm_ver}-${rpm_numeric_rev}"
+change2="- $(git log -1 --format=%s)"
 
-awk -v change="${change}" '/^%changelog/ {print; print change; next} 1' gwebu-profile.spec.in \
+awk -v change1="${change1}" -v change2="${change2}" '/^%changelog/ {print; print change1; print change2; print ""; next} 1' gwebu-profile.spec.in \
     > gwebu-profile.spec.tmp && mv gwebu-profile.spec.tmp gwebu-profile.spec.in
 
-sed -i "s/Version: .*/Version: ${rpm_ver}/" gwebu-profile.spec.in
-sed -i "s/Release: .*/Release: ${rpm_numeric_rev}/" gwebu-profile.spec.in
+sed -i.bak "s/Version: .*/Version: ${rpm_ver}/" gwebu-profile.spec.in
+sed -i.bak "s/Release: .*/Release: ${rpm_numeric_rev}/" gwebu-profile.spec.in
+rm -f gwebu-profile.spec.in.bak
 
 git add gwebu-profile.spec.in
 

etc/profile.d/z-ps-twtty-7.sh

@@ -77,8 +77,19 @@ function prompt_command() {
     my_PWD="${PWD}"
     # Add all the accessories below ...
     my_D="$(date '+%Y-%m-%d %H:%M:%S')"
-    # This is for string size calculations only.
+    # This is for string size calculations only. The variable my_P is set, see PROMPT_COMMAND below.
     local prompt="--($my_D, Err ${my_P[*]}, $my_TTY)---($PWD)--"
+
+    if [ -n "${VIRTUAL_ENV:-}" ] && [ -n "$_OLD_VIRTUAL_PS1" ]; then
+        export my_VENV="${VIRTUAL_ENV##*/}"
+        prompt="--($my_D, Err ${my_P[*]}, $my_TTY, $my_VENV)---($PWD)--"
+        if [ "${PS1:0:${#my_VENV}+3}" == "($my_VENV) " ]; then
+            # PS1 will be restored by virtual environment's deactivate script.
+            # Yeah, that has to be done better, 172 is correct but magic number.
+            export PS1="${_OLD_VIRTUAL_PS1:0:172}, ${my_VENV}${_OLD_VIRTUAL_PS1:172}"
+        fi
+    fi
+
     local fill_size=0
     [ -z "${COLUMNS}" ] && COLUMNS=$(tput cols)
     ((fill_size=COLUMNS-${#prompt}))
@@ -157,7 +168,7 @@ ${C1}\${USER}${C2}@${C1}\${HOSTNAME%%.*}\
 ${C2})${C3}\$${NO_COLOUR} "
 
     export PS2="${C2}─${C1}─${C1}─${NO_COLOUR} \[\033[K\]"
-
+    # Set my_P to the exit codes of the last command pipe.
     local P='my_P=("${PIPESTATUS[@]}");prompt_command'
     if declare -p PROMPT_COMMAND &>/dev/null; then
         local re='^declare -a '

gwebu-profile.spec.in

@@ -1,7 +1,7 @@
 Summary: Gwebu profile.d - cool date, prompt with history, aliases
 Name: gwebu-profile
-Version: 1.0.2
-Release: 6
+Version: 1.0.3
+Release: 2
 BuildArch: noarch
 License: GPLv2
 Source0: profile.d-%{version}-%{release}.tar.xz
@@ -41,10 +41,15 @@ install -m 0644 etc/profile.d/*.sh %{buildroot}%{_sysconfdir}/profile.d/
 
 
 %changelog
-* Thu May 30 2024 Doncho N. Gunchev <dgunchev@gmail.com> - 1.0.2-6
-- New shebang for changelog.sh, post-commit hook in README.md.
+* Mon Jul 15 2024 Doncho Gunchev <doncho.gunchev@flyrlabs.com> - 1.0.3-2
+- Fix python virtual environment support.
+  This works on MacOS with python 3.9, 3.10, 3.11 and 3.12.
+
+* Sun Jul 14 2024 Doncho Gunchev <doncho.gunchev@flyrlabs.com> - 1.0.3-0
+- Initial python virtual environment support.
 
 * Thu May 30 2024 Doncho N. Gunchev <dgunchev@gmail.com> - 1.0.2-6
+- New shebang for changelog.sh, post-commit hook in README.md.
 
 * Thu May 30 2024 Doncho N. Gunchev <dgunchev@gmail.com> - 1.0.2-5
 - Add ssh control masters management aliases. Silence a which.