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authorDavid Schleef <ds@schleef.org>2001-05-25 23:07:35 +0000
committerDavid Schleef <ds@schleef.org>2001-05-25 23:07:35 +0000
commitfce6446b7eff58d4c910e8938869b431d172db25 (patch)
tree8a7616e7aed75fa414215f3304479698d7e80f3e /test/mmap
parent55021a78202f4960f5294c55668b400854c7ba65 (diff)
The mmap syscall has 6 arguments, which has various implementations
on different architectures.
Diffstat (limited to 'test/mmap')
-rw-r--r--test/mmap/Makefile22
-rw-r--r--test/mmap/mmap.c28
2 files changed, 50 insertions, 0 deletions
diff --git a/test/mmap/Makefile b/test/mmap/Makefile
new file mode 100644
index 000000000..82fd5ee1b
--- /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
index 000000000..d8b9b0024
--- /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);
+ }
+}
+