diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2009-12-16 04:06:56 +0300 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2009-12-16 04:06:56 +0300 |
commit | cc428147c17a57d62d89b998debc1f4bd094ad56 (patch) | |
tree | 5a30d6c78c84ab27c2400197ebbb1d140b85494f /util-linux | |
parent | b7a0e13d1ca0d613477f6e95221f47797ed1c0f9 (diff) |
mount: dont include NFS headers if not needed; drop support for Linux <2.2.0
function old new delta
nfs_err_stat - 18 +18
nfs_err_errnum - 18 +18
nfs_strerror 56 50 -6
nfsmount 3567 3541 -26
nfs_errtbl 80 - -80
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 0/2 up/down: 36/-112) Total: -76 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux')
-rw-r--r-- | util-linux/mount.c | 67 |
1 files changed, 36 insertions, 31 deletions
diff --git a/util-linux/mount.c b/util-linux/mount.c index 9d87f766c..52ced7acd 100644 --- a/util-linux/mount.c +++ b/util-linux/mount.c @@ -66,9 +66,16 @@ #include <sys/utsname.h> #undef TRUE #undef FALSE -#include <rpc/rpc.h> -#include <rpc/pmap_prot.h> -#include <rpc/pmap_clnt.h> +#if ENABLE_FEATURE_MOUNT_NFS +/* This is just a warning of a common mistake. Possibly this should be a + * uclibc faq entry rather than in busybox... */ +# if defined(__UCLIBC__) && ! defined(__UCLIBC_HAS_RPC__) +# error "You need to build uClibc with UCLIBC_HAS_RPC for NFS support" +# endif +# include <rpc/rpc.h> +# include <rpc/pmap_prot.h> +# include <rpc/pmap_clnt.h> +#endif #if defined(__dietlibc__) @@ -544,12 +551,6 @@ static int mount_it_now(struct mntent *mp, long vfsflags, char *filteropts) * plus NFSv3 stuff. */ -/* This is just a warning of a common mistake. Possibly this should be a - * uclibc faq entry rather than in busybox... */ -#if defined(__UCLIBC__) && ! defined(__UCLIBC_HAS_RPC__) -#error "You need to build uClibc with UCLIBC_HAS_RPC for NFS support." -#endif - #define MOUNTPORT 635 #define MNTPATHLEN 1024 #define MNTNAMLEN 255 @@ -740,28 +741,27 @@ enum { * "after #include <errno.h> the symbol errno is reserved for any use, * it cannot even be used as a struct tag or field name". */ - #ifndef EDQUOT -#define EDQUOT ENOSPC +# define EDQUOT ENOSPC #endif - /* Convert each NFSERR_BLAH into EBLAH */ -static const struct { - short stat; - short errnum; -} nfs_errtbl[] = { - {0,0}, {1,EPERM}, {2,ENOENT}, {5,EIO}, {6,ENXIO}, {13,EACCES}, {17,EEXIST}, - {19,ENODEV}, {20,ENOTDIR}, {21,EISDIR}, {22,EINVAL}, {27,EFBIG}, - {28,ENOSPC}, {30,EROFS}, {63,ENAMETOOLONG}, {66,ENOTEMPTY}, {69,EDQUOT}, - {70,ESTALE}, {71,EREMOTE}, {-1,EIO} +static const uint8_t nfs_err_stat[] = { + 1, 2, 5, 6, 13, 17, + 19, 20, 21, 22, 27, 28, + 30, 63, 66, 69, 70, 71 +}; +static const uint8_t nfs_err_errnum[] = { + EPERM , ENOENT , EIO , ENXIO , EACCES, EEXIST, + ENODEV, ENOTDIR , EISDIR , EINVAL, EFBIG , ENOSPC, + EROFS , ENAMETOOLONG, ENOTEMPTY, EDQUOT, ESTALE, EREMOTE }; static char *nfs_strerror(int status) { int i; - for (i = 0; nfs_errtbl[i].stat != -1; i++) { - if (nfs_errtbl[i].stat == status) - return strerror(nfs_errtbl[i].errnum); + for (i = 0; i < ARRAY_SIZE(nfs_err_stat); i++) { + if (nfs_err_stat[i] == status) + return strerror(nfs_err_errnum[i]); } return xasprintf("unknown nfs status return value: %d", status); } @@ -797,8 +797,12 @@ static bool_t xdr_dirpath(XDR *xdrs, dirpath *objp) static bool_t xdr_fhandle3(XDR *xdrs, fhandle3 *objp) { - if (!xdr_bytes(xdrs, (char **)&objp->fhandle3_val, (unsigned int *) &objp->fhandle3_len, FHSIZE3)) + if (!xdr_bytes(xdrs, (char **)&objp->fhandle3_val, + (unsigned int *) &objp->fhandle3_len, + FHSIZE3) + ) { return FALSE; + } return TRUE; } @@ -806,9 +810,14 @@ static bool_t xdr_mountres3_ok(XDR *xdrs, mountres3_ok *objp) { if (!xdr_fhandle3(xdrs, &objp->fhandle)) return FALSE; - if (!xdr_array(xdrs, &(objp->auth_flavours.auth_flavours_val), &(objp->auth_flavours.auth_flavours_len), ~0, - sizeof(int), (xdrproc_t) xdr_int)) + if (!xdr_array(xdrs, &(objp->auth_flavours.auth_flavours_val), + &(objp->auth_flavours.auth_flavours_len), + ~0, + sizeof(int), + (xdrproc_t) xdr_int) + ) { return FALSE; + } return TRUE; } @@ -859,11 +868,7 @@ find_kernel_nfs_mount_version(void) kernel_version = get_linux_version_code(); if (kernel_version) { - if (kernel_version < KERNEL_VERSION(2,1,32)) - nfs_mount_version = 1; - else if (kernel_version < KERNEL_VERSION(2,2,18) || - (kernel_version >= KERNEL_VERSION(2,3,0) && - kernel_version < KERNEL_VERSION(2,3,99))) + if (kernel_version < KERNEL_VERSION(2,2,18)) nfs_mount_version = 3; /* else v4 since 2.3.99pre4 */ } |