From 8bf99ca809fd9287bbe015523e477109185a4119 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Minier?= <lool@dooz.org>
Date: Mon, 4 Jan 2010 23:18:45 +0100
Subject: Rewrite get_control_re

Replace cat + awk + sed in get_control_re() with a sed script; rename
the function to get_source_control_field.
---
 pbuilder-satisfydepends-funcs | 52 ++++++++++++++++++-------------------------
 1 file changed, 22 insertions(+), 30 deletions(-)

(limited to 'pbuilder-satisfydepends-funcs')

diff --git a/pbuilder-satisfydepends-funcs b/pbuilder-satisfydepends-funcs
index 58e598c..9beb691 100755
--- a/pbuilder-satisfydepends-funcs
+++ b/pbuilder-satisfydepends-funcs
@@ -50,45 +50,37 @@ checkbuilddep_versiondeps() {
     return 1;
 }
 
-get_control_re() {
-    # output the field which matches RE of control file in stdout.
-    re="$1"
-
-    cat "$DEBIAN_CONTROL" |
-        awk '
-        BEGIN { source=1 }
-        /^$/ { 
-          if (p) {
-            print s
-            s=""
-          }
-          source=0 
-        }
-        /^Source:/ { source=1 }
-        /^[^ ]*:/ { 
-          if (source && p) { 
-            print s
-            s=""
-          }
-          p=0
-        }
-        /^#/ { next }
-        tolower($0) ~ /^'"$re"':/ { p=1 }
-        { if (p && source) { s=s""$0 } }' |
-        sed 's/^[^: ]*://'
+get_source_control_field() {
+    local field="$1"
+
+    sed -n -e "
+s/^$field://i
+t store
+/^\$/q
+d
+: store
+H
+: loop
+n
+/^#/ b loop
+/^[ \\t]/ b store
+x
+s/\\n//g
+p" \
+        "$DEBIAN_CONTROL"
 }
 
 get_build_deps() {
-    get_control_re "build-depends"
+    get_source_control_field "Build-Depends"
     if [ "$BINARY_ARCH" = no ]; then
-        get_control_re "build-depends-indep"
+        get_source_control_field "Build-Depends-Indep"
     fi
 }
 
 get_build_conflicts() {
-    get_control_re "build-conflicts"
+    get_control_field "Build-Conflicts"
     if [ "$BINARY_ARCH" = no ]; then
-        get_control_re "build-conflicts-indep"
+        get_source_control_field "Build-Conflicts-Indep"
     fi
 }
 
-- 
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