[meta-oe][PATCH v2] procps: split into binary subpackages

["Sinan Kaya" <okaya@kernel.org>]

This change allows you to pull individual binaries into the
target without including the entire suite.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
---
 meta/recipes-extended/procps/procps_3.3.16.bb | 51 +++++++++++++++++--
 1 file changed, 48 insertions(+), 3 deletions(-)

diff --git a/meta/recipes-extended/procps/procps_3.3.16.bb b/meta/recipes-extended/procps/procps_3.3.16.bb
index 2810ebd285a..1b62ae33f5c 100644
--- a/meta/recipes-extended/procps/procps_3.3.16.bb
+++ b/meta/recipes-extended/procps/procps_3.3.16.bb
@@ -50,15 +50,13 @@ do_install_append () {
 
 CONFFILES_${PN} = "${sysconfdir}/sysctl.conf"
 
-bindir_progs = "free pkill pmap pgrep pwdx skill snice top uptime w"
+bindir_progs = "free pkill pmap pgrep pwdx skill slabtop snice tload top uptime vmstat w"
 base_bindir_progs += "kill pidof ps watch"
 base_sbindir_progs += "sysctl"
 
 ALTERNATIVE_PRIORITY = "200"
 ALTERNATIVE_PRIORITY[pidof] = "150"
 
-ALTERNATIVE_${PN} = "${bindir_progs} ${base_bindir_progs} ${base_sbindir_progs}"
-
 ALTERNATIVE_${PN}-doc = "kill.1 uptime.1"
 ALTERNATIVE_LINK_NAME[kill.1] = "${mandir}/man1/kill.1"
 ALTERNATIVE_LINK_NAME[uptime.1] = "${mandir}/man1/uptime.1"
@@ -69,8 +67,55 @@ python __anonymous() {
 
     for prog in d.getVar('base_sbindir_progs').split():
         d.setVarFlag('ALTERNATIVE_LINK_NAME', prog, '%s/%s' % (d.getVar('base_sbindir'), prog))
+
+    for prog in d.getVar('bindir_progs').split():
+        d.setVarFlag('ALTERNATIVE_LINK_NAME', prog, '%s/%s' % (d.getVar('bindir'), prog))
 }
 
 # 'ps' isn't suitable for use as a security tool so whitelist this CVE.
 # https://bugzilla.redhat.com/show_bug.cgi?id=1575473#c3
 CVE_CHECK_WHITELIST += "CVE-2018-1121"
+
+python __anonymous () {
+    packages = []
+    for prog in d.getVar('bindir_progs').split():
+        pkg = "procps-%s" % prog.replace("_", "-")
+        packages.append(pkg)
+        d.setVar("RDEPENDS_%s" % pkg, "procps-lib")
+        d.setVar("ALTERNATIVE_%s" % pkg, prog.replace("_", "-"))
+        if not d.getVar("FILES_%s" % pkg):
+                d.setVar("FILES_%s" % pkg, "${bindir}/%s*" % prog)
+    for prog in d.getVar('base_sbindir_progs').split():
+        pkg = "procps-%s" % prog.replace("_", "-")
+        packages.append(pkg)
+        d.setVar("RDEPENDS_%s" % pkg, "procps-lib")
+        d.setVar("ALTERNATIVE_%s" % pkg, prog.replace("_", "-"))
+        if not d.getVar("FILES_%s" % pkg):
+                d.setVar("FILES_%s" % pkg, "${base_sbindir}/%s*" % prog)
+    for prog in d.getVar('base_bindir_progs').split():
+        pkg = "procps-%s" % prog.replace("_", "-")
+        packages.append(pkg)
+        d.setVar("RDEPENDS_%s" % pkg, "procps-lib")
+        d.setVar("ALTERNATIVE_%s" % pkg, prog.replace("_", "-"))
+        if not d.getVar("FILES_%s" % pkg):
+                d.setVar("FILES_%s" % pkg, "${base_bindir}/%s*" % prog)
+    pkg = "procps-man"
+    packages.append(pkg)
+    if not d.getVar("FILES_%s" % pkg):
+            d.setVar("FILES_%s" % pkg, "${mandir}/*")
+    pkg = "procps-lib"
+    packages.append(pkg)
+    if not d.getVar("FILES_%s" % pkg):
+            d.setVar("FILES_%s" % pkg, "${libdir}/*")
+    pkg = "procps-sysctl"
+    d.appendVar("FILES_%s" % pkg, " ${sysconfdir}/sysctl.conf")
+
+    d.setVar("PROCPS_PACKAGES", " ".join(packages))
+}
+# "procps" is a metapackage which pulls in all procps binaries
+PACKAGES += "${PROCPS_PACKAGES}"
+PROVIDES += "${PROCPS_PACKAGES}"
+FILES_${PN} = ""
+ALLOW_EMPTY_${PN} = "1"
+RRECOMMENDS_${PN} += "${PROCPS_PACKAGES}"
+
-- 
2.17.1