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authorGravatar Denys Vlasenko <vda.linux@googlemail.com>2010-06-06 00:53:45 +0200
committerGravatar Denys Vlasenko <vda.linux@googlemail.com>2010-06-06 00:53:45 +0200
commit6c5bf0d347faded028e15d523c26a0d64c6d3920 (patch)
tree9dbe0229ec0d941c9efabb88571e6140d8e71951 /scripts
parent0e5ba0843b86a78d2d98a5fbaac8d33fe041f10e (diff)
downloadbusybox-6c5bf0d347faded028e15d523c26a0d64c6d3920.tar.gz
busybox-6c5bf0d347faded028e15d523c26a0d64c6d3920.tar.bz2
make it possible to have include/applets.h-esque entries in .c files
As an example, bunzip2 and bzcat is changed to use it. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.IMA2
-rwxr-xr-xscripts/gen_build_files.sh31
2 files changed, 24 insertions, 9 deletions
diff --git a/scripts/Makefile.IMA b/scripts/Makefile.IMA
index a34db50f4..bddd70229 100644
--- a/scripts/Makefile.IMA
+++ b/scripts/Makefile.IMA
@@ -203,5 +203,5 @@ applets/applet_tables: include/autoconf.h
include/usage_compressed.h: $(srctree)/include/usage.h applets/usage
$(srctree)/applets/usage_compressed include/usage_compressed.h applets
-include/applet_tables.h: $(srctree)/include/applets.h
+include/applet_tables.h: include/applets.h
applets/applet_tables include/applet_tables.h
diff --git a/scripts/gen_build_files.sh b/scripts/gen_build_files.sh
index b3aa132a3..44e8c1744 100755
--- a/scripts/gen_build_files.sh
+++ b/scripts/gen_build_files.sh
@@ -7,6 +7,27 @@ cd -- "$2" || { echo "Syntax: $0 SRCTREE OBJTREE"; exit 1; }
srctree="$1"
+# (Re)generate include/applets.h
+src="$srctree/include/applets.src.h"
+dst="include/applets.h"
+s=`sed -n 's@^//applet:@@p' -- */*.c */*/*.c`
+echo "/* DO NOT EDIT. This file is generated from applets.src.h */" >"$dst.$$.tmp"
+# Why "IFS='' read -r REPLY"??
+# This atrocity is needed to read lines without mangling.
+# IFS='' prevents whitespace trimming,
+# -r suppresses backslash handling.
+while IFS='' read -r REPLY; do
+ test x"$REPLY" = x"INSERT" && REPLY="$s"
+ printf "%s\n" "$REPLY"
+done <"$src" >>"$dst.$$.tmp"
+if test -f "$dst" && cmp -s "$dst.$$.tmp" "$dst"; then
+ rm -- "$dst.$$.tmp"
+else
+ echo " GEN $dst"
+ mv -- "$dst.$$.tmp" "$dst"
+fi
+
+# (Re)generate */Kbuild and */Config.in
find -type d | while read -r d; do
d="${d#./}"
src="$srctree/$d/Kbuild.src"
@@ -15,17 +36,12 @@ find -type d | while read -r d; do
#echo " CHK $dst"
s=`sed -n 's@^//kbuild:@@p' -- "$srctree/$d"/*.c`
- echo "# DO NOT EDIT. This file is generated from Kbuild.src" >"$dst.$$.tmp"
- # Why "IFS='' read -r REPLY"??
- # This atrocity is needed to read lines without mangling.
- # IFS='' prevents whitespace trimming,
- # -r suppresses backslash handling.
+ echo "# DO NOT EDIT. This file is generated from Kbuild.src" >"$dst.$$.tmp"
while IFS='' read -r REPLY; do
test x"$REPLY" = x"INSERT" && REPLY="$s"
printf "%s\n" "$REPLY"
done <"$src" >>"$dst.$$.tmp"
-
if test -f "$dst" && cmp -s "$dst.$$.tmp" "$dst"; then
rm -- "$dst.$$.tmp"
else
@@ -40,13 +56,12 @@ find -type d | while read -r d; do
#echo " CHK $dst"
s=`sed -n 's@^//config:@@p' -- "$srctree/$d"/*.c`
- echo "# DO NOT EDIT. This file is generated from Config.src" >"$dst.$$.tmp"
+ echo "# DO NOT EDIT. This file is generated from Config.src" >"$dst.$$.tmp"
while IFS='' read -r REPLY; do
test x"$REPLY" = x"INSERT" && REPLY="$s"
printf "%s\n" "$REPLY"
done <"$src" >>"$dst.$$.tmp"
-
if test -f "$dst" && cmp -s "$dst.$$.tmp" "$dst"; then
rm -- "$dst.$$.tmp"
else