configurator: HAVE_PROC_SELF_MAPS

[ccan] / tools / configurator / configurator.c

diff --git a/tools/configurator/configurator.c b/tools/configurator/configurator.c
index d46a147ada14e3c8b16f53bb354be47a4491d229..8353f08899aede35f7c947e6724e80fa4e1ab482 100644 (file)
--- a/tools/configurator/configurator.c
+++ b/tools/configurator/configurator.c
@@ -89,6 +89,12 @@ static struct test tests[] = {
          "static int __attribute__((unused)) func(int x) { return x; }" },
        { "HAVE_ATTRIBUTE_USED", OUTSIDE_MAIN, NULL,
          "static int __attribute__((used)) func(int x) { return x; }" },
+       { "HAVE_BACKTRACE", DEFINES_FUNC, NULL,
+         "#include <execinfo.h>\n"
+         "static int func(int x) {"
+         "     void *bt[10];\n"
+         "     return backtrace(bt, 10) < x;\n"
+         "}" },
        { "HAVE_BIG_ENDIAN", INSIDE_MAIN|EXECUTE, NULL,
          "union { int i; char c[sizeof(int)]; } u;\n"
          "u.i = 0x01020304;\n"
@@ -155,6 +161,13 @@ static struct test tests[] = {
          "static void *func(int fd) {\n"
          "     return mmap(0, 65536, PROT_READ, MAP_SHARED, fd, 0);\n"
          "}" },
+       { "HAVE_PROC_SELF_MAPS", DEFINES_EVERYTHING|EXECUTE, NULL,
+         "#include <sys/types.h>\n"
+         "#include <sys/stat.h>\n"
+         "#include <sys/fcntl.h>\n"
+         "int main(void) {\n"
+         "     return open(\"/proc/self/maps\", O_RDONLY) != -1 ? 0 : 1;\n"
+         "}\n" },
        { "HAVE_QSORT_R_PRIVATE_LAST",
          DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE, NULL,
          "#define _GNU_SOURCE 1\n"