From 5acf5e1f870fb5382556d4b434158f7d497893ca Mon Sep 17 00:00:00 2001
From: Denys Vlasenko
Date: Mon, 11 Oct 2021 18:39:25 +0200
Subject: shell: fix script's comm field if ENABLE_FEATURE_PREFER_APPLETS=y

function                                             old     new   delta
re_execed_comm                                         -      46     +46
main                                                  72      86     +14
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/0 up/down: 60/0)               Total: 60 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 shell/hush_test/hush-comm/comm.right |  6 ++++++
 shell/hush_test/hush-comm/comm.tests | 20 ++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 shell/hush_test/hush-comm/comm.right
 create mode 100755 shell/hush_test/hush-comm/comm.tests

(limited to 'shell/hush_test')

diff --git a/shell/hush_test/hush-comm/comm.right b/shell/hush_test/hush-comm/comm.right
new file mode 100644
index 0000000..1b62b61
--- /dev/null
+++ b/shell/hush_test/hush-comm/comm.right
@@ -0,0 +1,6 @@
+./SCRIPT.sh:
+  /proc/N/comm: SCRIPT.sh
+exec ./SCRIPT.sh:
+  /proc/N/comm: SCRIPT.sh
+sh ./SCRIPT.sh:
+  /proc/N/comm: hush
diff --git a/shell/hush_test/hush-comm/comm.tests b/shell/hush_test/hush-comm/comm.tests
new file mode 100755
index 0000000..671bfc1
--- /dev/null
+++ b/shell/hush_test/hush-comm/comm.tests
@@ -0,0 +1,20 @@
+{
+echo "#!$THIS_SH"
+echo 'procdir=/proc/$$'
+#echo 'echo "  /proc/N/exe:  $(basename $(readlink $procdir/exe))"'
+echo 'echo "  /proc/N/comm: $(cat $procdir/comm)"'
+} >SCRIPT.sh
+chmod 755 SCRIPT.sh
+
+# comm field was wrong if CONFIG_FEATURE_PREFER_APPLETS=y
+echo './SCRIPT.sh:'
+./SCRIPT.sh
+
+# comm field was wrong if CONFIG_FEATURE_PREFER_APPLETS=y
+echo 'exec ./SCRIPT.sh:'
+(exec ./SCRIPT.sh)
+
+echo 'sh ./SCRIPT.sh:'
+$THIS_SH ./SCRIPT.sh
+
+rm SCRIPT.sh
-- 
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