1 files changed, 60 insertions, 0 deletions
diff --git a/linux/syscall-table.mk b/linux/syscall-table.mk
new file mode 100644
index 0000000..3f0d944
--- /dev/null
+++ b/linux/syscall-table.mk
@@ -0,0 +1,60 @@
+OBJ += linux/syscall-table.o
+
+
+linux/syscall-table.o: generated/linux-syscall-table.h linux/syscalls.h $(LINUX_SYSCALLS_HDR) generated/linux-syscall-dedup.h
+linux/syscall-table.lo: generated/linux-syscall-table.h linux/syscalls.h $(LINUX_SYSCALLS_HDR) generated/linux-syscall-dedup.h
+
+libsyscalls_get_syscall_range.o: $(LINUX_SYSCALLS_HDR)
+libsyscalls_get_syscall_range.lo: $(LINUX_SYSCALLS_HDR)
+
+
+generated/linux-syscall-table.h: linux/syscall-table.c common.h linux/linux-support.mk
+	set -e; \
+	macros="$$(sed -n 's/^\s*\x23\s*define\s\+MAKE_\([^(]*\)(.*$$/\1/p' < linux/syscall-table.c)"; \
+	for arch in $(SUPPORTED_LINUX_ARCHES); do \
+		for macro in $$macros; do \
+			printf '\43define MAKE_%s_%s(...) MAKE_%s(%s, __VA_ARGS__)\n' \
+				"$$arch" "$$macro" "$$macro" "$$arch"; \
+		done; \
+	done > $@
+
+
+generated/linux-syscalls.h: linux/syscalls.mk
+	mkdir -p -- generated
+	printf '\43include "%s"\n' $(LINUX_SYSCALLS_HDR) \
+	| grep -v '"$@"' \
+	| sed 's:generated/::' > $@
+
+
+generated/linux-syscall-ranges.h: $(LINUX_SYSCALLS_ARCH_HDR)
+	printf '%s\n' 'This may take some time ...'; \
+	set -e; arch=; \
+	cat -- $(LINUX_SYSCALLS_ARCH_HDR) \
+	| sed 's/^\s*X[A-Z_]*(\([^,]*\).*$$/\1/' \
+	| sed 's/\x23\s*define\s\+LIST_LINUX_SYSCALLS_FOR_\(.*\)(.*/\1/' \
+	| sed '/^\s*$$/d' \
+	| (\
+		while read line; do \
+			if test -z "$$(printf '%s\n' "$$line" | sed 's/^[A-Z].*$$//')"; then \
+				if test -n "$$arch"; then \
+					printf '\43define %s_LINUX_SYSCALL_FOR_%s %i\n' \
+						MIN "$$arch" "$$min" \
+						MAX "$$arch" "$$max"; \
+				fi; \
+				arch="$$line"; \
+				min=; \
+				max=; \
+			else \
+				val=$$(( $$line )); \
+				if test -z "$$min" || test "$$val" -lt "$$min"; then \
+					min=$$val; \
+				fi; \
+				if test -z "$$max" || test "$$val" -gt "$$max"; then \
+					max=$$val; \
+				fi; \
+			fi; \
+		done; \
+		printf '\43define %s_LINUX_SYSCALL_FOR_%s %i\n' \
+			MIN "$$arch" "$$min" \
+			MAX "$$arch" "$$max"; \
+	) > $@