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authorRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
committerRich Felker <dalias@aerifal.cx>2011-02-12 00:22:29 -0500
commit0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 (patch)
tree6eaef0d8a720fa3da580de87b647fff796fe80b3 /src/conf/fpathconf.c
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initial check-in, version 0.5.0 v0.5.0
Diffstat (limited to 'src/conf/fpathconf.c')
-rw-r--r--src/conf/fpathconf.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/src/conf/fpathconf.c b/src/conf/fpathconf.c
new file mode 100644
index 00000000..af7e4d3b
--- /dev/null
+++ b/src/conf/fpathconf.c
@@ -0,0 +1,35 @@
+#include <unistd.h>
+#include <limits.h>
+#include <errno.h>
+
+long fpathconf(int fd, int name)
+{
+	static const short values[] = {
+		[_PC_LINK_MAX] = _POSIX_LINK_MAX,
+		[_PC_MAX_CANON] = _POSIX_MAX_CANON,
+		[_PC_MAX_INPUT] = _POSIX_MAX_INPUT,
+		[_PC_NAME_MAX] = NAME_MAX,
+		[_PC_PATH_MAX] = PATH_MAX,
+		[_PC_PIPE_BUF] = PIPE_BUF,
+		[_PC_CHOWN_RESTRICTED] = 1,
+		[_PC_NO_TRUNC] = 1,
+		[_PC_VDISABLE] = 0,
+		[_PC_SYNC_IO] = 0,
+		[_PC_ASYNC_IO] = 0,
+		[_PC_PRIO_IO] = 0,
+		[_PC_SOCK_MAXBUF] = -1,
+		[_PC_FILESIZEBITS] = sizeof(off_t),
+		[_PC_REC_INCR_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_MAX_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_MIN_XFER_SIZE] = PAGE_SIZE,
+		[_PC_REC_XFER_ALIGN] = PAGE_SIZE,
+		[_PC_ALLOC_SIZE_MIN] = PAGE_SIZE,
+		[_PC_SYMLINK_MAX] = SYMLINK_MAX,
+		[_PC_2_SYMLINKS] = 1
+	};
+	if (name > sizeof(values)/sizeof(values[0])) {
+		errno = EINVAL;
+		return -1;
+	}
+	return values[name];
+}