From 19152b3f7db286f75de1b551010eb472260e0749 Mon Sep 17 00:00:00 2001
From: Johannes Schauer <josch@debian.org>
Date: Thu, 28 May 2015 12:29:25 +0200
Subject: build profile parsing support

---
 pbuilder-satisfydepends-aptitude   |  6 ++--
 pbuilder-satisfydepends-funcs      | 73 ++++++++++++++++++++++++++++++++++++++
 test_pbuilder-satisfydepends-funcs | 50 ++++++++++++++++++++++++++
 3 files changed, 127 insertions(+), 2 deletions(-)

diff --git a/pbuilder-satisfydepends-aptitude b/pbuilder-satisfydepends-aptitude
index 31f5353..f96486e 100755
--- a/pbuilder-satisfydepends-aptitude
+++ b/pbuilder-satisfydepends-aptitude
@@ -33,8 +33,10 @@ function checkbuilddep_internal () {
     local DEPENDS
     local CONFLICTS
     echo " -> Attempting to satisfy build-dependencies"
-    DEPENDS="$(get_build_deps | filter_arch_deps "$ARCH")"
-    CONFLICTS="$(get_build_conflicts | filter_arch_deps "$ARCH")"
+    DEPENDS="$(get_build_deps | filter_arch_deps "$ARCH" |
+        filter_restriction_deps \"$DEB_BUILD_PROFILES\" )"
+    CONFLICTS="$(get_build_conflicts | filter_arch_deps "$ARCH" |
+        filter_restriction_deps \"$DEB_BUILD_PROFILES\" )"
     echo " -> Creating pbuilder-satisfydepends-dummy package"
     BUILD_DEP_DEB_DIR="/tmp/satisfydepends-aptitude"
     BUILD_DEP_DEB_CONTROL="$BUILD_DEP_DEB_DIR/pbuilder-satisfydepends-dummy/DEBIAN/control"
diff --git a/pbuilder-satisfydepends-funcs b/pbuilder-satisfydepends-funcs
index e028fa2..30d487b 100755
--- a/pbuilder-satisfydepends-funcs
+++ b/pbuilder-satisfydepends-funcs
@@ -148,6 +148,37 @@ filter_arch_deps() {
     xargs --no-run-if-empty
 }
 
+# filter out dependencies sent on input not for selected build profiles; deps
+# can have multiple lines; output is on a single line or "" if empty
+filter_restriction_deps() {
+    local profiles="$1"
+    local INSTALLPKGMULTI
+    local INSTALLPKG
+
+    # split on ","
+    sed 's/[[:space:]]*,[[:space:]]*/\n/g' |
+    while read INSTALLPKGMULTI; do
+        echo "$INSTALLPKGMULTI" |
+            # split on "|"
+            sed 's/[[:space:]]*|[[:space:]]*/\n/g' |
+            while read INSTALLPKG; do
+                if echo "$INSTALLPKG" | grep -q '<'; then
+                    if checkbuilddep_restrictiondeps "$INSTALLPKG" "$profiles"; then
+                        continue
+                    fi
+                fi
+                # output the selected package
+                echo "$INSTALLPKG"
+            done |
+            # remove the restriction list and add " | " between entries
+            sed 's/<.*>//; $,$! s/$/ |/' |
+            xargs --no-run-if-empty
+    done |
+    # add ", " between entries
+    sed '$,$! s/$/,/' |
+    xargs --no-run-if-empty
+}
+
 checkbuilddep_archdeps() {
     # returns FALSE on INSTALL
     local INSTALLPKG="$1"
@@ -182,6 +213,48 @@ checkbuilddep_archdeps() {
     return 1
 }
 
+checkbuilddep_restrictiondeps() {
+    # returns FALSE on INSTALL
+    local INSTALLPKG="$1"
+    local PROFILES="$2"
+    # restrictions listed between < and > for this dep
+    local DEP_RESTRICTIONS="$(echo "$INSTALLPKG" | sed -e 's/[^<]*<\(.*\)>.*/\1/' -e 's/>\s\+</;/g')"
+    local PKG="$(echo "$INSTALLPKG" | cut -d ' ' -f 1)"
+    local SEEN_PROFILE
+    local PROFILE
+    local NEGATED
+    local FOUND
+    IFS=';' read -ra RESTRLISTS <<< "$DEP_RESTRICTIONS"
+    for restrlist in "${RESTRLISTS[@]}"; do
+        SEEN_PROFILE="yes"
+        for restr in $restrlist; do
+            if [[ "$restr" == '!'* ]]; then
+                NEGATED="yes"
+                PROFILE=${restr#!}
+            else
+                NEGATED="no"
+                PROFILE=${restr}
+            fi
+            FOUND="no"
+            for p in $PROFILES; do
+                if [ "$p" = "$PROFILE" ]; then
+                    FOUND="yes"
+                    break
+                fi
+            done
+            if [ "$FOUND" = "$NEGATED" ]; then
+                SEEN_PROFILE="no"
+                break
+            fi
+        done
+
+        if [ "$SEEN_PROFILE" = "yes" ]; then
+            return 1
+        fi
+    done
+    return 0
+}
+
 checkbuilddep_provides() {
     local PACKAGENAME="$1"
     # PROVIDED needs to be used outside of this function.
diff --git a/test_pbuilder-satisfydepends-funcs b/test_pbuilder-satisfydepends-funcs
index aafef2b..61a446f 100755
--- a/test_pbuilder-satisfydepends-funcs
+++ b/test_pbuilder-satisfydepends-funcs
@@ -100,6 +100,56 @@ expect_output "bar, foo" test_filter_arch_deps "bar, foo [amd64]" "amd64"
 expect_output "bar | foo" test_filter_arch_deps "bar | foo [amd64]" "amd64"
 expect_output "bar" test_filter_arch_deps "bar | foo [amd64]" "i386"
 
+expect_fail checkbuilddep_restrictiondeps "foo <!stage1>" ""
+expect_success checkbuilddep_restrictiondeps "foo <!stage1>" "stage1"
+expect_fail checkbuilddep_restrictiondeps "foo <!stage1>" "notest"
+expect_success checkbuilddep_restrictiondeps "foo <!stage1>" "stage1 notest"
+
+expect_success checkbuilddep_restrictiondeps "foo <stage1>" ""
+expect_fail checkbuilddep_restrictiondeps "foo <stage1>" "stage1"
+expect_success checkbuilddep_restrictiondeps "foo <stage1>" "notest"
+expect_fail checkbuilddep_restrictiondeps "foo <stage1>" "stage1 notest"
+
+expect_fail checkbuilddep_restrictiondeps "foo <!stage1 !notest>" ""
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 !notest>" "stage1"
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 !notest>" "notest"
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 !notest>" "stage1 notest"
+
+expect_success checkbuilddep_restrictiondeps "foo <stage1 notest>" ""
+expect_success checkbuilddep_restrictiondeps "foo <stage1 notest>" "stage1"
+expect_success checkbuilddep_restrictiondeps "foo <stage1 notest>" "notest"
+expect_fail checkbuilddep_restrictiondeps "foo <stage1 notest>" "stage1 notest"
+
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 notest>" ""
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 notest>" "stage1"
+expect_fail checkbuilddep_restrictiondeps "foo <!stage1 notest>" "notest"
+expect_success checkbuilddep_restrictiondeps "foo <!stage1 notest>" "stage1 notest"
+
+expect_success checkbuilddep_restrictiondeps "foo <stage1 !notest>" ""
+expect_fail checkbuilddep_restrictiondeps "foo <stage1 !notest>" "stage1"
+expect_success checkbuilddep_restrictiondeps "foo <stage1 !notest>" "notest"
+expect_success checkbuilddep_restrictiondeps "foo <stage1 !notest>" "stage1 notest"
+
+test_filter_restriction_deps() {
+    echo "$1" | filter_restriction_deps "$2"
+}
+
+expect_output "foo" test_filter_restriction_deps "foo <!stage1>" ""
+expect_output "" test_filter_restriction_deps "foo <!stage1>" "stage1"
+expect_output "foo" test_filter_restriction_deps "foo <stage1>" "stage1"
+expect_output "bar, foo" test_filter_restriction_deps "bar, foo <stage1>" "stage1"
+expect_output "bar | foo" test_filter_restriction_deps "bar | foo <stage1>" "stage1"
+expect_output "bar" test_filter_restriction_deps "bar | foo <!stage1>" "stage1"
+
+test_filter_arch_restriction_deps() {
+    echo "$1" | filter_arch_deps "$2" | filter_restriction_deps "$3"
+}
+
+expect_output "foo" test_filter_arch_restriction_deps "foo [amd64] <!stage1>" "amd64" ""
+expect_output "" test_filter_arch_restriction_deps "foo [amd64] <stage1>" "amd64" ""
+expect_output "foo" test_filter_arch_restriction_deps "foo [amd64] <!stage1>" "amd64" ""
+expect_output "" test_filter_arch_restriction_deps "foo [i386] <stage1>" "amd64" "stage1"
+
 expect_output "debhelper (>= 7)" test_get_build_deps_dsc
 
 testlib_summary
-- 
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