The mmap syscall has 6 arguments, which has various implementations

on different architectures.

diff --git a/test/mmap/Makefile b/test/mmap/Makefile
new file mode 100644 (file)
index 0000000..82fd5ee
--- /dev/null
+++ b/test/mmap/Makefile
@@ -0,0 +1,22 @@
+TESTDIR=../
+include $(TESTDIR)/Rules.mak
+
+
+TARGETS=mmap
+all: $(TARGETS)
+
+mmap: mmap.c Makefile $(TESTDIR)/Config $(TESTDIR)/Rules.mak $(TESTCC)
+       -@ echo "-------"
+       -@ echo " "
+       -@ echo "Compiling vs uClibc: "
+       -@ echo " "
+       $(TESTCC) $(CFLAGS) -c $< -o $@.o
+       $(TESTCC) $(LDFLAGS) $@.o -o $@ $(EXTRA_LIBS)
+       $(STRIPTOOL) -x -R .note -R .comment $@
+       -./$@
+       -@ echo " "
+
+clean:
+       rm -f *.[oa] *~ core $(TARGETS)
+
+

diff --git a/test/mmap/mmap.c b/test/mmap/mmap.c
new file mode 100644 (file)
index 0000000..d8b9b00
--- /dev/null
+++ b/test/mmap/mmap.c
@@ -0,0 +1,28 @@
+
+/* The mmap test is useful, since syscalls with 6 arguments
+ * (as mmap) are done differently on various architectures.
+ */
+
+#include <unistd.h>
+#include <sys/mman.h>
+#include <stdlib.h>
+
+
+int main(int argc,char *argv)
+{
+       void *ptr;
+
+
+       ptr = mmap(NULL, 4096, PROT_READ|PROT_WRITE,
+               MAP_PRIVATE|MAP_ANONYMOUS,
+               0, 0);
+
+       if(ptr==MAP_FAILED){
+               perror("mmap");
+               exit(1);
+       }else{
+               printf("mmap returned %p\n",ptr);
+               exit(0);
+       }
+}
+