X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=Makefile.am;h=b16c01ae6780c2c39456c3c6e4ab743fc909ea3a;hp=cf911a0fe4b818c6723d6c51869311ebbb175bd8;hb=8351ceaea9480d9c2979aa2ff0f4982cfdfef58d;hpb=6fa9a6109250d964db1f0690150b657db056ef81

diff --git a/Makefile.am b/Makefile.am
index cf911a0fe..b16c01ae6 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -961,11 +961,15 @@ libsystemd_core_la_SOURCES = \
 	src/core/switch-root.h \
 	src/core/switch-root.c \
 	src/core/killall.h \
-	src/core/killall.c
+	src/core/killall.c \
+	src/core/syscall-list.c \
+	src/core/syscall-list.h
 
 nodist_libsystemd_core_la_SOURCES = \
 	src/core/load-fragment-gperf.c \
-	src/core/load-fragment-gperf-nulstr.c
+	src/core/load-fragment-gperf-nulstr.c \
+	src/core/syscall-from-name.h \
+	src/core/syscall-to-name.h
 
 libsystemd_core_la_CFLAGS = \
 	$(AM_CFLAGS) \
@@ -998,7 +1002,23 @@ EXTRA_DIST += \
 CLEANFILES += \
 	src/core/load-fragment-gperf.gperf \
 	src/core/load-fragment-gperf.c \
-	src/core/load-fragment-gperf-nulstr.c
+	src/core/load-fragment-gperf-nulstr.c \
+	src/core/syscall-list.txt \
+	src/core/syscall-from-name.gperf \
+	src/core/syscall-from-name.h \
+	src/core/syscall-to-name.h
+
+src/core/syscall-list.txt: Makefile
+	$(AM_V_GEN)cpp -dM -include sys/syscall.h < /dev/null | $(AWK) '/^#define[ \t]+__NR_[^ ]+[ \t]+[0-9]/ { sub(/__NR_/, "", $$2); print $$2; }' > $@ || rm $@
+
+src/core/syscall-from-name.gperf: src/core/syscall-list.txt Makefile
+	$(AM_V_GEN)$(AWK) 'BEGIN{ print "struct syscall_name { const char* name; int id; };"; print "%null-strings"; print "%%";} { printf "%s, __NR_%s\n", $$1, $$1 }' < $< > $@
+
+src/core/syscall-from-name.h: src/core/syscall-from-name.gperf Makefile
+	$(AM_V_GEN)$(GPERF) -L ANSI-C -t --ignore-case -N lookup_syscall -H hash_syscall_name -p -C < $< > $@
+
+src/core/syscall-to-name.h: src/core/syscall-list.txt Makefile
+	$(AM_V_GEN)$(AWK) 'BEGIN{ print "const char* const syscall_names[] = { "} { printf "[__NR_%s] = \"%s\",\n", $$1, $$1 } END{print "};"}' < $< > $@
 
 # ------------------------------------------------------------------------------
 systemd_SOURCES = \