Added unistd tests; fixed a lot of unistd bugs and deficiencies.

1 files changed, 55 insertions, 0 deletions

diff --git a/tests/unistd/confstr.c b/tests/unistd/confstr.c
new file mode 100644
index 00000000..5c96c89c
--- /dev/null
+++ b/tests/unistd/confstr.c
@@ -0,0 +1,55 @@
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+
+int main() {
+  int vals[] = {
+    _CS_PATH,
+    _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS,
+    _CS_GNU_LIBC_VERSION,
+    _CS_GNU_LIBPTHREAD_VERSION,
+    _CS_POSIX_V6_ILP32_OFF32_LIBS,
+    _CS_POSIX_V6_ILP32_OFFBIG_LIBS,
+    _CS_POSIX_V6_LP64_OFF64_CFLAGS,
+    _CS_POSIX_V6_LP64_OFF64_LDFLAGS,
+    _CS_POSIX_V6_LP64_OFF64_LIBS,
+    _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS,
+    _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS,
+    _CS_POSIX_V6_LPBIG_OFFBIG_LIBS,
+    _CS_POSIX_V6_ILP32_OFF32_CFLAGS,
+    _CS_POSIX_V6_ILP32_OFF32_LDFLAGS,
+    _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS,
+    _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS
+  };
+  char* names[] = {
+    "_CS_PATH",
+    "_CS_POSIX_V6_WIDTH_RESTRICTED_ENVS",
+    "_CS_GNU_LIBC_VERSION",
+    "_CS_GNU_LIBPTHREAD_VERSION",
+    "_CS_POSIX_V6_ILP32_OFF32_LIBS",
+    "_CS_POSIX_V6_ILP32_OFFBIG_LIBS",
+    "_CS_POSIX_V6_LP64_OFF64_CFLAGS",
+    "_CS_POSIX_V6_LP64_OFF64_LDFLAGS",
+    "_CS_POSIX_V6_LP64_OFF64_LIBS",
+    "_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS",
+    "_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS",
+    "_CS_POSIX_V6_LPBIG_OFFBIG_LIBS",
+    "_CS_POSIX_V6_ILP32_OFF32_CFLAGS",
+    "_CS_POSIX_V6_ILP32_OFF32_LDFLAGS",
+    "_CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS",
+    "_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS"
+  };
+  char buffer[256];
+
+  for (int i = 0; i < sizeof vals / sizeof vals[0]; i++) {
+    printf("ret: %d\n", confstr(vals[i], buffer, 256));
+    printf("%s: %s\n", names[i], buffer);
+    printf("errno: %d\n\n", errno);
+    errno = 0;
+  }
+
+  printf("(invalid) ret: %d\n", confstr(-123, buffer, 256));
+  printf("errno: %d\n", errno);
+
+  return 0;
+}