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authorfche <fche>2006-08-12 05:13:09 +0000
committerfche <fche>2006-08-12 05:13:09 +0000
commit814bc89d4635f101b2c0077598f31aad95ed15b7 (patch)
tree407a49dbaf446af4751f5068607a7fb8dad0611d /testsuite/systemtap.syscall/readwrite.c
parent6b6d04673a1ef175821afc7d4fabdb496698e8e3 (diff)
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2006-08-12 Frank Ch. Eigler <fche@elastic.org>
* configure.ac, Makefile.am: Descend into testsuite/ directory. Remove local test logic. * configure, Makefile.in: Regenerated. * runtest.sh: Not yet removed. * HACKING: Update for new testsuite layout. 2006-08-12 Frank Ch. Eigler <fche@elastic.org> * all: Reorganized old pass-1..4 tests one dejagnu bucket. Moved over old pass-5 tests, except for disabled syscalls tests. * Makefile (installcheck): New target for running pass-1..5 tests against installed systemtap.
Diffstat (limited to 'testsuite/systemtap.syscall/readwrite.c')
-rw-r--r--testsuite/systemtap.syscall/readwrite.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/testsuite/systemtap.syscall/readwrite.c b/testsuite/systemtap.syscall/readwrite.c
new file mode 100644
index 00000000..88f3a38a
--- /dev/null
+++ b/testsuite/systemtap.syscall/readwrite.c
@@ -0,0 +1,85 @@
+/* COVERAGE: read write readv writev lseek llseek */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <linux/unistd.h>
+#include <sys/uio.h>
+
+#define STRING1 "red"
+#define STRING2 "green"
+#define STRING3 "blue"
+int main()
+{
+ int fd;
+ struct iovec v[3], x[3];
+ loff_t res;
+ char buf[64], buf1[32], buf2[32], buf3[32];
+
+ v[0].iov_base = STRING1;
+ v[0].iov_len = sizeof(STRING1);
+ v[1].iov_base = STRING2;
+ v[1].iov_len = sizeof(STRING2);
+ v[2].iov_base = STRING3;
+ v[2].iov_len = sizeof(STRING3);
+
+ fd = open("foobar1",O_WRONLY|O_CREAT, 0666);
+ // open ("foobar1", O_WRONLY|O_CREAT, 0666) = 4
+
+ write(fd,"Hello world", 11);
+ // write (4, "Hello world", 11) = 11
+
+ write(fd,"Hello world abcdefghijklmnopqrstuvwxyz 01234567890", 50);
+ // write (4, "Hello world abc"..., 50) = 50
+
+ writev(fd, v, 3);
+ // writev (4, XXXX, 3) = 15
+
+ lseek(fd, 0, SEEK_SET);
+ // lseek (4, 0, SEEK_SET) = 0
+
+ lseek(fd, 1, SEEK_CUR);
+ // lseek (4, 1, SEEK_CUR) = 1
+
+ lseek(fd, -1, SEEK_END);
+ // lseek (4, -1, SEEK_END) = 75
+
+#ifdef SYS__llseek
+ syscall(SYS__llseek, fd, 1, 0, &res, SEEK_SET);
+ // llseek (4, 0x1, 0x0, XXXX, SEEK_SET) = 0
+
+ syscall(SYS__llseek, fd, 0, 0, &res, SEEK_SET);
+ // llseek (4, 0x0, 0x0, XXXX, SEEK_SET) = 0
+
+ syscall(SYS__llseek, fd, 0, 12, &res, SEEK_CUR);
+ // llseek (4, 0x0, 0xc, XXXX, SEEK_CUR) = 0
+
+ syscall(SYS__llseek, fd, 8, 1, &res, SEEK_END);
+ // llseek (4, 0x8, 0x1, XXXX, SEEK_END) = 0
+#endif
+
+ close (fd);
+
+ fd = open("foobar1",O_RDONLY);
+ // open ("foobar1", O_RDONLY) = 4
+
+ read(fd, buf, 11);
+ // read (4, XXXX, 11) = 11
+
+ read(fd, buf, 50);
+ // read (4, XXXX, 50) = 50
+
+ x[0].iov_base = buf1;
+ x[0].iov_len = sizeof(STRING1);
+ x[1].iov_base = buf2;
+ x[1].iov_len = sizeof(STRING2);
+ x[2].iov_base = buf3;
+ x[2].iov_len = sizeof(STRING3);
+ readv(fd, x, 3);
+ // readv (4, XXXX, 3) = 15
+
+ close (fd);
+
+ return 0;
+}