From cf7d2f1e843e429a462d2dd11430fd48b0281cb2 Mon Sep 17 00:00:00 2001
From: Jameson Rollins <jrollins@finestructure.net>
Date: Sun, 10 Jan 2010 18:48:59 -0500
Subject: Fix patch for gen_key to test gpg version.

This patch checks the version of gpg (for v1 and v2) and sets the key
type command for the gen_subkey gpg edit-key script appropriately.
---
 src/share/common       |  9 +++++++++
 src/share/m/gen_subkey | 23 ++++++++++++++++++-----
 2 files changed, 27 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/share/common b/src/share/common
index 28da3c0..de97ef7 100644
--- a/src/share/common
+++ b/src/share/common
@@ -530,6 +530,15 @@ gpg2authorized_keys() {
 
 ### GPG UTILITIES
 
+# script to determine if gpg version is equal to or greater than specified version
+is_gpg_version_greater_equal() {
+    local gpgVersion=$(gpg --version | head -1 | awk '{ print $3 }')
+    local latest=$(printf '%s\n%s\n' "$1" "$gpgVersion" \
+	| tr '.' ' ' | sort -g -k1 -k2 -k3 \
+	| tail -1 | tr ' ' '.')
+    [[ "$gpgVersion" == "$latest" ]]
+}
+
 # retrieve all keys with given user id from keyserver
 # FIXME: need to figure out how to retrieve all matching keys
 # (not just first N (5 in this case))
diff --git a/src/share/m/gen_subkey b/src/share/m/gen_subkey
index 9cc6028..cf1ed0c 100644
--- a/src/share/m/gen_subkey
+++ b/src/share/m/gen_subkey
@@ -44,12 +44,25 @@ Type '$PGRM help' for usage."
     # check that an authentication subkey does not already exist
     check_gpg_authentication_subkey "$keyID"
 
+    # determine which keyType to use from gpg version
+    keyType=7
+    case $(gpg --version | head -1 | awk '{ print $3 }' | cut -d. -f1) in
+	1)
+	    if is_gpg_version_greater_equal 1.4.10 ; then
+		keyType=8
+	    fi
+	    ;;
+	2)
+	    if is_gpg_version_greater_equal 2.0.13 ; then
+		keyType=8
+	    fi
+	    ;;
+	*)
+	    keyType=8
+	    ;;
+    esac
+
     # generate the list of commands that will be passed to edit-key
-    # 7 for < 1.4.10
-    # 8 for >= 1.4.10
-    # 7 for < 2.0.13
-    # 8 for >= 2.0.13
-    keyType=8
     editCommands="addkey
 $keyType
 S
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