$(eval $(call addlib_s,libsyscall_shim,$(CONFIG_LIBSYSCALL_SHIM)))
-LIBSYSCALL_SHIM_CFLAGS-$(CONFIG_LIBSYSCALL_SHIM_DEBUG) += -DUK_DEBUG
+CINCLUDES-$(CONFIG_LIBSYSCALL_SHIM) += -I$(LIBSYSCALL_SHIM_BUILD)/include
+CXXINCLUDES-$(CONFIG_LIBSYSCALL_SHIM) += -I$(LIBSYSCALL_SHIM_BUILD)/include
+CINCLUDES-y += -I$(LIBSYSCALL_SHIM_BASE)/include
+CXXINCLUDES-y += -I$(LIBSYSCALL_SHIM_BASE)/include
-LIBSYSCALL_SHIM_INCLUDES_PATH := $(LIBSYSCALL_SHIM_BUILD)/include/uk/bits
-
-LIBSYSCALL_SHIM_PHONY_SRC := syscall_map.h syscall_stubs.h syscall_nrs.h syscall_nrs2.h
-LIBSYSCALL_SHIM_PHONY_SRC := $(addprefix $(LIBSYSCALL_SHIM_INCLUDES_PATH)/, $(LIBSYSCALL_SHIM_PHONY_SRC))
-LIBSYSCALL_SHIM_PHONY_SRC += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
-LIBSYSCALL_SHIM_PHONY_SRC_NEW := $(addsuffix .new, $(LIBSYSCALL_SHIM_PHONY_SRC))
-
-LIBSYSCALL_SHIM_GEN_SRC := $(LIBSYSCALL_SHIM_INCLUDES_PATH)/provided_syscalls.h
-LIBSYSCALL_SHIM_GEN_SRC += $(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_static.h
-LIBSYSCALL_SHIM_GEN_SRC += $(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_r_static.h
-
-UK_PREPARE-$(CONFIG_LIBSYSCALL_SHIM) += $(LIBSYSCALL_SHIM_PHONY_SRC) $(LIBSYSCALL_SHIM_GEN_SRC)
-
-LIBSYSCALL_SHIM_TEMPL := $(LIBSYSCALL_SHIM_BASE)/arch/$(CONFIG_UK_ARCH)/syscall.h.in
-
-$(if $(shell mkdir -p $(LIBSYSCALL_SHIM_INCLUDES_PATH) && \
- cd $(LIBSYSCALL_SHIM_INCLUDES_PATH) >/dev/null && pwd),,\
- $(error could not create directory $1))
-
-.PHONY: $(LIBSYSCALL_SHIM_PHONY_SRC_NEW)
-
-$(LIBSYSCALL_SHIM_PHONY_SRC): %: %.new
- @cmp -s $^ $@; if [ $$? -ne 0 ]; then cp $^ $@; fi
-
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_nrs.h.new: $(LIBSYSCALL_SHIM_BASE)/gen_syscall_nrs.awk $(LIBSYSCALL_SHIM_TEMPL)
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -f $(LIBSYSCALL_SHIM_BASE)/gen_syscall_nrs.awk \
- $(LIBSYSCALL_SHIM_TEMPL) > $@)
-
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_nrs2.h.new: $(LIBSYSCALL_SHIM_BASE)/gen_syscall_nrs2.awk $(LIBSYSCALL_SHIM_TEMPL)
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -f $(LIBSYSCALL_SHIM_BASE)/gen_syscall_nrs2.awk \
- $(LIBSYSCALL_SHIM_TEMPL) > $@)
-
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_map.h.new: $(LIBSYSCALL_SHIM_BASE)/gen_syscall_map.awk $(LIBSYSCALL_SHIM_TEMPL)
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -f $(LIBSYSCALL_SHIM_BASE)/gen_syscall_map.awk \
- $(LIBSYSCALL_SHIM_TEMPL) > $@)
-
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/provided_syscalls.h: $(LIBSYSCALL_SHIM_BASE)/gen_provided.awk $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -F '-' -f $(LIBSYSCALL_SHIM_BASE)/gen_provided.awk \
- $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in > $@)
+LIBSYSCALL_SHIM_CINCLUDES += -I$(LIBSYSCALL_SHIM_BASE)
+LIBSYSCALL_SHIM_COMPFLAGS-$(CONFIG_LIBSYSCALL_SHIM_DEBUG) += -DUK_DEBUG
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_static.h: $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in $(LIBSYSCALL_SHIM_BASE)/gen_syscall_static.awk
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -F '-' -f $(LIBSYSCALL_SHIM_BASE)/gen_syscall_static.awk $< > $@)
+LIBSYSCALL_SHIM_INCLUDES_SUBBUILD := include/uk/bits
+LIBSYSCALL_SHIM_ARCH_TEMPLATE := $(LIBSYSCALL_SHIM_BASE)/arch/$(CONFIG_UK_ARCH)/syscall.h.in
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_r_static.h: $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in $(LIBSYSCALL_SHIM_BASE)/gen_syscall_r_static.awk
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -F '-' -f $(LIBSYSCALL_SHIM_BASE)/gen_syscall_r_static.awk $< > $@)
+################################################################################
+# Generate provided_syscalls.in from `UK_PROVIDED_SYSCALLS` variable
+################################################################################
-$(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in.new:
+$(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in.new:
$(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
echo $(UK_PROVIDED_SYSCALLS-y) $(UK_PROVIDED_SYSCALLS) | tr ' ' '\n' > $@)
-$(LIBSYSCALL_SHIM_INCLUDES_PATH)/syscall_stubs.h.new: $(LIBSYSCALL_SHIM_BASE)/gen_stubs.awk $(LIBSYSCALL_SHIM_TEMPL)
- $(call build_cmd,GEN,libsyscall_shim,$(notdir $@), \
- $(AWK) -f $(LIBSYSCALL_SHIM_BASE)/gen_stubs.awk \
- $(LIBSYSCALL_SHIM_TEMPL) > $@)
-
-CINCLUDES-$(CONFIG_LIBSYSCALL_SHIM) += -I$(LIBSYSCALL_SHIM_BUILD)/include
-CXXINCLUDES-$(CONFIG_LIBSYSCALL_SHIM) += -I$(LIBSYSCALL_SHIM_BUILD)/include
-CINCLUDES-y += -I$(LIBSYSCALL_SHIM_BASE)/include
-CXXINCLUDES-y += -I$(LIBSYSCALL_SHIM_BASE)/include
-
-LIBSYSCALL_SHIM_CINCLUDES += -I$(LIBSYSCALL_SHIM_BASE)
-LIBSYSCALL_SHIM_COMPFLAGS-$(CONFIG_LIBSYSCALL_SHIM_DEBUG) += -DUK_DEBUG
+# Enforce re-creation of provided_syscalls.in.new
+.PHONY: $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in.new
+
+# Update only if we have changes in provided_syscalls.in.new
+$(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in: $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in.new
+ $(call build_cmd,CP,libsyscall_shim,$(notdir $@), \
+ cmp -s $^ $@; if [ $$? -ne 0 ]; then cp $^ $@; fi)
+
+LIBSYSCALL_SHIM_CLEAN += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in.new
+LIBSYSCALL_SHIM_CLEAN += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
+################################################################################
+
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_provided.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_PROVIDED_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_PROVIDED_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
+LIBSYSCALL_SHIM_SYSCALL_PROVIDED_AWKFLAGS-y += -F '-'
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_static.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_STATIC_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_STATIC_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
+LIBSYSCALL_SHIM_SYSCALL_STATIC_AWKFLAGS-y += -F '-'
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_r_static.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_R_STATIC_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_R_STATIC_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
+LIBSYSCALL_SHIM_SYSCALL_R_STATIC_AWKFLAGS-y += -F '-'
+
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_nrs.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_NRS_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_NRS_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_nrs2.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_NRS2_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_NRS2_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_map.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_MAP_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_MAP_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
+LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/syscall_stubs.awk>.h
+LIBSYSCALL_SHIM_SYSCALL_STUBS_SUBBUILD = $(LIBSYSCALL_SHIM_INCLUDES_SUBBUILD)
+LIBSYSCALL_SHIM_SYSCALL_STUBS_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
+LIBSYSCALL_SHIM_UK_SYSCALL_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
LIBSYSCALL_SHIM_UK_SYSCALL_AWKFLAGS-y += -F '-'
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall_r.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL_R_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
+LIBSYSCALL_SHIM_UK_SYSCALL_R_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
LIBSYSCALL_SHIM_UK_SYSCALL_R_AWKFLAGS-y += -F '-'
-
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall6.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL6_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
+LIBSYSCALL_SHIM_UK_SYSCALL6_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
LIBSYSCALL_SHIM_UK_SYSCALL6_AWKFLAGS-y += -F '-'
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall6_r.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL6_R_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
+LIBSYSCALL_SHIM_UK_SYSCALL6_R_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
LIBSYSCALL_SHIM_UK_SYSCALL6_R_AWKFLAGS-y += -F '-'
-
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall_r_fn.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL_R_FN_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.h.in
+LIBSYSCALL_SHIM_UK_SYSCALL_R_FN_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_BUILD)/provided_syscalls.in
LIBSYSCALL_SHIM_UK_SYSCALL_R_FN_AWKFLAGS-y += -F '-'
-LIBSYSCALL_SHIM_UK_SYSCALL_R_FN_FLAGS-$(call gcc_version_ge,8,0) = -Wno-cast-function-type
+LIBSYSCALL_SHIM_UK_SYSCALL_R_FN_FLAGS-$(call gcc_version_ge,8,0) += -Wno-cast-function-type
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall_name.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL_NAME_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_TEMPL)
+LIBSYSCALL_SHIM_UK_SYSCALL_NAME_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_syscall_name_p.awk>.c
-LIBSYSCALL_SHIM_UK_SYSCALL_NAME_P_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_TEMPL)
-
+LIBSYSCALL_SHIM_UK_SYSCALL_NAME_P_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/libc_stubs.awk>.c
-LIBSYSCALL_SHIM_LIBC_STUBS_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_TEMPL)
+LIBSYSCALL_SHIM_LIBC_STUBS_AWKINCLUDES-y += $(LIBSYSCALL_SHIM_ARCH_TEMPLATE)
LIBSYSCALL_SHIM_LIBC_STUBS_FLAGS += -fno-builtin
LIBSYSCALL_SHIM_LIBC_STUBS_FLAGS-$(call have_gcc) += -Wno-builtin-declaration-mismatch
LIBSYSCALL_SHIM_SRCS-$(CONFIG_LIBSYSCALL_SHIM_HANDLER) += $(LIBSYSCALL_SHIM_BASE)/uk_syscall_binary.c|isr
+
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/uk_prsyscall.c
LIBSYSCALL_SHIM_SRCS-y += $(LIBSYSCALL_SHIM_BASE)/vars.c
-
-LIBSYSCALL_SHIM_CLEAN = $(LIBSYSCALL_SHIM_PHONY_SRC) $(LIBSYSCALL_SHIM_PHONY_SRC_NEW) $(LIBSYSCALL_SHIM_GEN_SRC) $(LIBSYSCALL_SHIM_GEN_SRC)
+++ /dev/null
-BEGIN {
- print "/* Automatically generated file; DO NOT EDIT */"
- print "#ifndef __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__"
- print "#define __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__"
- print "\n#include <uk/bits/syscall_nrs.h>"
-}
-
-/[a-zA-Z0-9]+-[0-9]+/{
- # check if the syscall is not defined
- printf "\n#ifndef SYS_%s\n", $1;
- # if a LEGACY_<syscall_name> symbol is defined, the syscall is not required
- # and we can continue the build process
- printf "#ifdef LEGACY_SYS_%s\n", $1;
- printf "#ifdef CONFIG_LIBSYSCALL_SHIM_LEGACY_VERBOSE\n"
- printf "#warning Ignoring legacy system call '%s': No system call number available\n", $1
- printf "#endif /* LIBSYSCALL_SHIM_LEGACY_VERBOSE */\n"
- # if the LEGACY symbol is not defined for this syscall, it means that the
- # syscall is required and we can't continue without a definition
- printf "#else\n";
- printf "#error Failed to map system call '%s': No system call number available\n", $1
- printf "#endif /* LEGACY_SYS_%s */\n", $1
- printf "#else\n";
- printf "#define HAVE_uk_syscall_%s t\n", $1;
- printf "UK_SYSCALL_E_PROTO(%s, %s);\n", $2, $1;
- printf "UK_SYSCALL_R_PROTO(%s, %s);\n", $2, $1;
- printf "#endif /* !SYS_%s */\n", $1;
-}
-
-END {
- print "\n#endif /* __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__ */"
-}
+++ /dev/null
-BEGIN { print "/* Auto generated file. Do not edit */" }
-/#define __NR_/ {
- name = substr($2,6);
- printf "\n#ifndef HAVE_uk_syscall_%s", name;
- printf "\n#define uk_syscall_e_%s(...) uk_syscall_e_stub(\"%s\")", name, name;
- printf "\n#define uk_syscall_r_%s(...) uk_syscall_r_stub(\"%s\")", name, name;
- printf "\n#endif /* !HAVE_uk_syscall_%s */\n", name;
-}
+++ /dev/null
-BEGIN {
- max_args = 6
- print "/* Automatically generated file; DO NOT EDIT */\n"
- print "#include <uk/bits/provided_syscalls.h>\n"
- print "#define _uk_syscall_e_enosys() \\"
- print "\t({ errno = ENOSYS; (-1); })"
- print "#define _uk_syscall_r_enosys() \\"
- print "\t({ (-ENOSYS); })"
-}
-/#define __NR_/{
- printf "\n"
- printf "#ifdef HAVE_uk_syscall_%s\n", substr($2,6);
- printf "#define uk_syscall_fn%d(...) \\\n\tuk_syscall_e_%s(__VA_ARGS__)\n", $3, substr($2,6)
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall%d_fn%d(", i, $3
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ") \\\n\tuk_syscall_e%d_%s(", i, substr($2,6)
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ")\n";
- }
- printf "#define uk_syscall_r_fn%d(...) \\\n\tuk_syscall_r_%s(__VA_ARGS__)\n", $3, substr($2,6)
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall_r%d_fn%d(", i, $3
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ") \\\n\tuk_syscall_r%d_%s(", i, substr($2,6)
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ")\n";
- }
- printf "#else /* !HAVE_uk_syscall_%s */\n", substr($2,6);
-
- printf "#define uk_syscall_fn%d(...) _uk_syscall_e_enosys()\n", $3
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall%d_fn%d(", i, $3
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ") _uk_syscall_e_enosys()\n";
- }
- printf "#define uk_syscall_r_fn%d(...) _uk_syscall_r_enosys()\n", $3
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall_r%d_fn%d(", i, $3
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", ";
- printf "arg%d", j;
- }
- printf ") _uk_syscall_r_enosys()\n";
- }
- printf "#endif /* !HAVE_uk_syscall_%s */\n", substr($2,6);
-}
+++ /dev/null
-BEGIN {
- print "/* Automatically generated file; DO NOT EDIT */"
- print "#ifndef __LIBSYSCALL_SHIM_SYSCALL_NRS_H__"
- print "#define __LIBSYSCALL_SHIM_SYSCALL_NRS_H__"
-}
-
-/#define __NR_/{
- printf "\n#define SYS_%s\t\t%s", substr($2,6),$3
-}
-
-END {
- print "\n\n#endif /* __LIBSYSCALL_SHIM_SYSCALL_NRS_H__ */"
-}
+++ /dev/null
-BEGIN {
- print "/* Automatically generated file; DO NOT EDIT */"
- print "#ifndef __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__"
- print "#define __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__"
-}
-
-/#define __NR_/{
- printf "\n#define __NR_%s\t\t%s", substr($2,6),$3
-}
-
-END {
- print "\n\n#endif /* __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__ */"
-}
+++ /dev/null
-BEGIN {
- max_args = 6
- print "/* Auto generated file. DO NOT EDIT */\n\n"
-}
-
-/[a-zA-Z0-9]+-[0-9]+/ {
- name = $1
- args_nr = $2 + 0
-
- printf "\n/* SYS_%s: %d argument(s) */\n", name, args_nr;
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall_r%d_%s(", i, name;
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", "
- printf "arg%d", j;
- }
- printf ") \\\n";
-
- printf "\tuk_syscall_r_%s(", name;
-
- # hand-over given arguments
- for (j = 1; j <= i && j <= args_nr; j++)
- {
- if (j > 1)
- printf ", "
- printf "__uk_scc(arg%d)", j;
- }
-
- # fill-up missing arguments
- for (j = i + 1; j <= args_nr; j++)
- {
- if (j > 1)
- printf ", "
- printf "__uk_scc(0)";
- }
- printf ")\n";
- }
-}
+++ /dev/null
-BEGIN {
- max_args = 6
- print "/* Auto generated file. DO NOT EDIT */\n\n"
-}
-
-/[a-zA-Z0-9]+-[0-9]+/ {
- name = $1
- args_nr = $2 + 0
-
- printf "\n/* SYS_%s: %d argument(s) */\n", name, args_nr;
- for (i = 0; i <= max_args; i++)
- {
- printf "#define uk_syscall_e%d_%s(", i, name;
- for (j = 1; j <= i; j++)
- {
- if (j > 1)
- printf ", "
- printf "arg%d", j;
- }
- printf ") \\\n";
-
- printf "\tuk_syscall_e_%s(", name;
-
- # hand-over given arguments
- for (j = 1; j <= i && j <= args_nr; j++)
- {
- if (j > 1)
- printf ", "
- printf "__uk_scc(arg%d)", j;
- }
-
- # fill-up missing arguments
- for (j = i + 1; j <= args_nr; j++)
- {
- if (j > 1)
- printf ", "
- printf "__uk_scc(0)";
- }
- printf ")\n";
- }
-}
#ifdef CONFIG_LIBSYSCALL_SHIM
#include <uk/bits/syscall_nrs.h>
#include <uk/bits/syscall_map.h>
-#include <uk/bits/provided_syscalls.h>
+#include <uk/bits/syscall_provided.h>
#include <uk/bits/syscall_stubs.h>
#include <uk/bits/syscall_static.h>
#include <uk/bits/syscall_r_static.h>
--- /dev/null
+BEGIN {
+ max_args = 6
+ print "/* Automatically generated file; DO NOT EDIT */\n"
+ print "#include <uk/bits/syscall_provided.h>\n"
+ print "#define _uk_syscall_e_enosys() \\"
+ print "\t({ errno = ENOSYS; (-1); })"
+ print "#define _uk_syscall_r_enosys() \\"
+ print "\t({ (-ENOSYS); })"
+}
+/#define __NR_/{
+ printf "\n"
+ printf "#ifdef HAVE_uk_syscall_%s\n", substr($2,6);
+ printf "#define uk_syscall_fn%d(...) \\\n\tuk_syscall_e_%s(__VA_ARGS__)\n", $3, substr($2,6)
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall%d_fn%d(", i, $3
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ") \\\n\tuk_syscall_e%d_%s(", i, substr($2,6)
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ")\n";
+ }
+ printf "#define uk_syscall_r_fn%d(...) \\\n\tuk_syscall_r_%s(__VA_ARGS__)\n", $3, substr($2,6)
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall_r%d_fn%d(", i, $3
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ") \\\n\tuk_syscall_r%d_%s(", i, substr($2,6)
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ")\n";
+ }
+ printf "#else /* !HAVE_uk_syscall_%s */\n", substr($2,6);
+
+ printf "#define uk_syscall_fn%d(...) _uk_syscall_e_enosys()\n", $3
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall%d_fn%d(", i, $3
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ") _uk_syscall_e_enosys()\n";
+ }
+ printf "#define uk_syscall_r_fn%d(...) _uk_syscall_r_enosys()\n", $3
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall_r%d_fn%d(", i, $3
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", ";
+ printf "arg%d", j;
+ }
+ printf ") _uk_syscall_r_enosys()\n";
+ }
+ printf "#endif /* !HAVE_uk_syscall_%s */\n", substr($2,6);
+}
--- /dev/null
+BEGIN {
+ print "/* Automatically generated file; DO NOT EDIT */"
+ print "#ifndef __LIBSYSCALL_SHIM_SYSCALL_NRS_H__"
+ print "#define __LIBSYSCALL_SHIM_SYSCALL_NRS_H__"
+}
+
+/#define __NR_/{
+ printf "\n#define SYS_%s\t\t%s", substr($2,6),$3
+}
+
+END {
+ print "\n\n#endif /* __LIBSYSCALL_SHIM_SYSCALL_NRS_H__ */"
+}
--- /dev/null
+BEGIN {
+ print "/* Automatically generated file; DO NOT EDIT */"
+ print "#ifndef __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__"
+ print "#define __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__"
+}
+
+/#define __NR_/{
+ printf "\n#define __NR_%s\t\t%s", substr($2,6),$3
+}
+
+END {
+ print "\n\n#endif /* __LIBSYSCALL_SHIM_SYSCALLS_NRS2_H__ */"
+}
--- /dev/null
+BEGIN {
+ print "/* Automatically generated file; DO NOT EDIT */"
+ print "#ifndef __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__"
+ print "#define __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__"
+ print "\n#include <uk/bits/syscall_nrs.h>"
+}
+
+/[a-zA-Z0-9]+-[0-9]+/{
+ # check if the syscall is not defined
+ printf "\n#ifndef SYS_%s\n", $1;
+ # if a LEGACY_<syscall_name> symbol is defined, the syscall is not required
+ # and we can continue the build process
+ printf "#ifdef LEGACY_SYS_%s\n", $1;
+ printf "#ifdef CONFIG_LIBSYSCALL_SHIM_LEGACY_VERBOSE\n"
+ printf "#warning Ignoring legacy system call '%s': No system call number available\n", $1
+ printf "#endif /* LIBSYSCALL_SHIM_LEGACY_VERBOSE */\n"
+ # if the LEGACY symbol is not defined for this syscall, it means that the
+ # syscall is required and we can't continue without a definition
+ printf "#else\n";
+ printf "#error Failed to map system call '%s': No system call number available\n", $1
+ printf "#endif /* LEGACY_SYS_%s */\n", $1
+ printf "#else\n";
+ printf "#define HAVE_uk_syscall_%s t\n", $1;
+ printf "UK_SYSCALL_E_PROTO(%s, %s);\n", $2, $1;
+ printf "UK_SYSCALL_R_PROTO(%s, %s);\n", $2, $1;
+ printf "#endif /* !SYS_%s */\n", $1;
+}
+
+END {
+ print "\n#endif /* __LIBSYSCALL_SHIM_PROVIDED_SYSCALLS_H__ */"
+}
--- /dev/null
+BEGIN {
+ max_args = 6
+ print "/* Auto generated file. DO NOT EDIT */\n\n"
+}
+
+/[a-zA-Z0-9]+-[0-9]+/ {
+ name = $1
+ args_nr = $2 + 0
+
+ printf "\n/* SYS_%s: %d argument(s) */\n", name, args_nr;
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall_r%d_%s(", i, name;
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "arg%d", j;
+ }
+ printf ") \\\n";
+
+ printf "\tuk_syscall_r_%s(", name;
+
+ # hand-over given arguments
+ for (j = 1; j <= i && j <= args_nr; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "__uk_scc(arg%d)", j;
+ }
+
+ # fill-up missing arguments
+ for (j = i + 1; j <= args_nr; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "__uk_scc(0)";
+ }
+ printf ")\n";
+ }
+}
--- /dev/null
+BEGIN {
+ max_args = 6
+ print "/* Auto generated file. DO NOT EDIT */\n\n"
+}
+
+/[a-zA-Z0-9]+-[0-9]+/ {
+ name = $1
+ args_nr = $2 + 0
+
+ printf "\n/* SYS_%s: %d argument(s) */\n", name, args_nr;
+ for (i = 0; i <= max_args; i++)
+ {
+ printf "#define uk_syscall_e%d_%s(", i, name;
+ for (j = 1; j <= i; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "arg%d", j;
+ }
+ printf ") \\\n";
+
+ printf "\tuk_syscall_e_%s(", name;
+
+ # hand-over given arguments
+ for (j = 1; j <= i && j <= args_nr; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "__uk_scc(arg%d)", j;
+ }
+
+ # fill-up missing arguments
+ for (j = i + 1; j <= args_nr; j++)
+ {
+ if (j > 1)
+ printf ", "
+ printf "__uk_scc(0)";
+ }
+ printf ")\n";
+ }
+}
--- /dev/null
+BEGIN { print "/* Auto generated file. Do not edit */" }
+/#define __NR_/ {
+ name = substr($2,6);
+ printf "\n#ifndef HAVE_uk_syscall_%s", name;
+ printf "\n#define uk_syscall_e_%s(...) uk_syscall_e_stub(\"%s\")", name, name;
+ printf "\n#define uk_syscall_r_%s(...) uk_syscall_r_stub(\"%s\")", name, name;
+ printf "\n#endif /* !HAVE_uk_syscall_%s */\n", name;
+}
projects / unikraft / unikraft.git / commitdiff