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authorMike Frysinger <vapier@gentoo.org>2013-01-26 14:05:02 -0500
committerMike Frysinger <vapier@gentoo.org>2013-01-26 14:05:02 -0500
commit5ce6b30bd1a0077f450735162e6d53de793dab5f (patch)
tree7b089370f0a2936453722d8ebcdc8df5f435a206
parent3bbb08532139c81e23734c1724ea812d8ed543f9 (diff)
buildsys: gen_bits_syscall_h: clean up script
Just style changes here to make it more readable. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
-rwxr-xr-xextra/scripts/gen_bits_syscall_h.sh36
1 files changed, 22 insertions, 14 deletions
diff --git a/extra/scripts/gen_bits_syscall_h.sh b/extra/scripts/gen_bits_syscall_h.sh
index d4b59c485..4345388f4 100755
--- a/extra/scripts/gen_bits_syscall_h.sh
+++ b/extra/scripts/gen_bits_syscall_h.sh
@@ -29,22 +29,30 @@ esac
( echo "#include <asm/unistd.h>";
echo "#include <asm/unistd.h>" |
$CC -E $CC_SYSNUM_ARGS $INCLUDE_OPTS - |
- sed -ne 's/^[ ]*#define[ ]*\(__ARM_NR_\|__NR_\)\([A-Za-z0-9_]*\).*/UCLIBC\1\2 \1\2/gp' \
- -e 's/^[ ]*#undef[ ]*\(__ARM_NR_\|__NR_\)\([A-Za-z0-9_]*\).*/UNDEFUCLIBC\1\2 \1\2/gp' # needed to strip out any kernel-internal defines
+ sed -n -r \
+ -e 's/^[ ]*#define[ ]*(__ARM_NR_|__NR_)([A-Za-z0-9_]*).*/UCLIBC\1\2 \1\2/gp' \
+ -e 's/^[ ]*#undef[ ]*(__ARM_NR_|__NR_)([A-Za-z0-9_]*).*/UNDEFUCLIBC\1\2 \1\2/gp' # needed to strip out any kernel-internal defines
) |
$CC -E $INCLUDE_OPTS - |
-( echo "/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */" ;
- echo ;
- echo "#ifndef _BITS_SYSNUM_H" ;
- echo "#define _BITS_SYSNUM_H" ;
- echo ;
- echo "#ifndef _SYSCALL_H" ;
- echo "# error \"Never use <bits/sysnum.h> directly; include <sys/syscall.h> instead.\"" ;
- echo "#endif" ; echo ;
- sed -ne 's/^UCLIBC\(__ARM_NR_\|__NR_\)\([A-Za-z0-9_]*\) *\(.*\)/#undef \1\2\
+(
+ cat <<-EOF
+/* WARNING!!! AUTO-GENERATED FILE!!! DO NOT EDIT!!! */
+/* See $0 for more information. */
+
+#ifndef _BITS_SYSNUM_H
+#define _BITS_SYSNUM_H
+
+#ifndef _SYSCALL_H
+# error "Never use <bits/sysnum.h> directly; include <sys/syscall.h> instead."
+#endif
+
+EOF
+ sed -n -r -e 's/^UCLIBC(__ARM_NR_|__NR_)([A-Za-z0-9_]*) *(.*)/#undef \1\2\
#define \1\2 \3\
#define SYS_\2 \1\2/gp' \
- -e 's/^UNDEFUCLIBC\(__ARM_NR_\|__NR_\)\([A-Za-z0-9_]*\).*/#undef \1\2/gp'
- echo ;
- echo "#endif" ;
+ -e 's/^UNDEFUCLIBC(__ARM_NR_|__NR_)([A-Za-z0-9_]*).*/#undef \1\2/gp'
+ cat <<-EOF
+
+#endif
+EOF
)