diff options
Diffstat (limited to 'gnu/packages/patches/guile-linux-syscalls.patch')
| -rw-r--r-- | gnu/packages/patches/guile-linux-syscalls.patch | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/gnu/packages/patches/guile-linux-syscalls.patch b/gnu/packages/patches/guile-linux-syscalls.patch new file mode 100644 index 0000000000..c0cb0f6d70 --- /dev/null +++ b/gnu/packages/patches/guile-linux-syscalls.patch @@ -0,0 +1,234 @@ +This patch adds bindings to Linux syscalls for which glibc has symbols. + +diff --git a/libguile/posix.c b/libguile/posix.c +index 324f21b..ace5211 100644 +--- a/libguile/posix.c ++++ b/libguile/posix.c +@@ -2286,6 +2286,227 @@ scm_init_popen (void) + } + #endif + ++ ++/* Linux! */ ++ ++#include <sys/mount.h> ++#include "libguile/foreign.h" ++#include "libguile/bytevectors.h" ++ ++SCM_DEFINE (scm_mount, "mount", 3, 2, 0, ++ (SCM source, SCM target, SCM type, SCM flags, SCM data), ++ "Mount file system of @var{type} specified by @var{source} " ++ "on @var{target}.") ++#define FUNC_NAME s_scm_mount ++{ ++ int err; ++ char *c_source, *c_target, *c_type; ++ unsigned long c_flags; ++ void *c_data; ++ ++ c_source = scm_to_locale_string (source); ++ c_target = scm_to_locale_string (target); ++ c_type = scm_to_locale_string (type); ++ c_flags = SCM_UNBNDP (flags) ? 0 : scm_to_ulong (flags); ++ c_data = SCM_UNBNDP (data) ? NULL : scm_to_pointer (data); ++ ++ err = mount (c_source, c_target, c_type, c_flags, c_data); ++ if (err != 0) ++ err = errno; ++ ++ free (c_source); ++ free (c_target); ++ free (c_type); ++ ++ if (err != 0) ++ { ++ errno = err; ++ SCM_SYSERROR; ++ } ++ ++ return SCM_UNSPECIFIED; ++} ++#undef FUNC_NAME ++ ++/* Linux's module installation syscall. See `kernel/module.c' in Linux; ++ the function itself is part of the GNU libc. ++ ++ Load the LEN bytes at MODULE as a kernel module, with arguments from ++ ARGS, a space-separated list of options. */ ++extern long init_module (void *module, unsigned long len, const char *args); ++ ++SCM_DEFINE (scm_load_linux_module, "load-linux-module", 1, 1, 0, ++ (SCM data, SCM options), ++ "Load the Linux kernel module whose contents are in bytevector " ++ "DATA (the contents of a @code{.ko} file), with the arguments " ++ "from the OPTIONS string.") ++#define FUNC_NAME s_scm_load_linux_module ++{ ++ long err; ++ void *c_data; ++ unsigned long c_len; ++ char *c_options; ++ ++ SCM_VALIDATE_BYTEVECTOR (SCM_ARG1, data); ++ ++ c_data = SCM_BYTEVECTOR_CONTENTS (data); ++ c_len = SCM_BYTEVECTOR_LENGTH (data); ++ c_options = ++ scm_to_locale_string (SCM_UNBNDP (options) ? scm_nullstr : options); ++ ++ err = init_module (c_data, c_len, c_options); ++ ++ free (c_options); ++ ++ if (err != 0) ++ { ++ /* XXX: `insmod' actually provides better translation of some of ++ the error codes. */ ++ errno = err; ++ SCM_SYSERROR; ++ } ++ ++ return SCM_UNSPECIFIED; ++} ++#undef FUNC_NAME ++ ++/* Linux network interfaces. See <linux/if.h>. */ ++ ++#include <linux/if.h> ++#include <linux/sockios.h> ++#include "libguile/socket.h" ++ ++SCM_VARIABLE_INIT (flag_IFF_UP, "IFF_UP", ++ scm_from_int (IFF_UP)); ++SCM_VARIABLE_INIT (flag_IFF_BROADCAST, "IFF_BROADCAST", ++ scm_from_int (IFF_BROADCAST)); ++SCM_VARIABLE_INIT (flag_IFF_DEBUG, "IFF_DEBUG", ++ scm_from_int (IFF_DEBUG)); ++SCM_VARIABLE_INIT (flag_IFF_LOOPBACK, "IFF_LOOPBACK", ++ scm_from_int (IFF_LOOPBACK)); ++SCM_VARIABLE_INIT (flag_IFF_POINTOPOINT, "IFF_POINTOPOINT", ++ scm_from_int (IFF_POINTOPOINT)); ++SCM_VARIABLE_INIT (flag_IFF_NOTRAILERS, "IFF_NOTRAILERS", ++ scm_from_int (IFF_NOTRAILERS)); ++SCM_VARIABLE_INIT (flag_IFF_RUNNING, "IFF_RUNNING", ++ scm_from_int (IFF_RUNNING)); ++SCM_VARIABLE_INIT (flag_IFF_NOARP, "IFF_NOARP", ++ scm_from_int (IFF_NOARP)); ++SCM_VARIABLE_INIT (flag_IFF_PROMISC, "IFF_PROMISC", ++ scm_from_int (IFF_PROMISC)); ++SCM_VARIABLE_INIT (flag_IFF_ALLMULTI, "IFF_ALLMULTI", ++ scm_from_int (IFF_ALLMULTI)); ++ ++SCM_DEFINE (scm_set_network_interface_address, "set-network-interface-address", ++ 3, 0, 0, ++ (SCM socket, SCM name, SCM address), ++ "Configure network interface @var{name}.") ++#define FUNC_NAME s_scm_set_network_interface_address ++{ ++ char *c_name; ++ struct ifreq ifr; ++ struct sockaddr *c_address; ++ size_t sa_len; ++ int fd, err; ++ ++ socket = SCM_COERCE_OUTPORT (socket); ++ SCM_VALIDATE_OPFPORT (1, socket); ++ fd = SCM_FPORT_FDES (socket); ++ ++ memset (&ifr, 0, sizeof ifr); ++ c_name = scm_to_locale_string (name); ++ c_address = scm_to_sockaddr (address, &sa_len); ++ ++ strncpy (ifr.ifr_name, c_name, sizeof ifr.ifr_name - 1); ++ memcpy (&ifr.ifr_addr, c_address, sa_len); ++ ++ err = ioctl (fd, SIOCSIFADDR, &ifr); ++ if (err != 0) ++ err = errno; ++ ++ free (c_name); ++ free (c_address); ++ ++ if (err != 0) ++ { ++ errno = err; ++ SCM_SYSERROR; ++ } ++ ++ return SCM_UNSPECIFIED; ++} ++#undef FUNC_NAME ++ ++SCM_DEFINE (scm_set_network_interface_flags, "set-network-interface-flags", ++ 3, 0, 0, ++ (SCM socket, SCM name, SCM flags), ++ "Change the flags of network interface @var{name} to " ++ "@var{flags}.") ++#define FUNC_NAME s_scm_set_network_interface_flags ++{ ++ struct ifreq ifr; ++ char *c_name; ++ int fd, err; ++ ++ socket = SCM_COERCE_OUTPORT (socket); ++ SCM_VALIDATE_OPFPORT (1, socket); ++ fd = SCM_FPORT_FDES (socket); ++ ++ memset (&ifr, 0, sizeof ifr); ++ c_name = scm_to_locale_string (name); ++ strncpy (ifr.ifr_name, c_name, sizeof ifr.ifr_name - 1); ++ ifr.ifr_flags = scm_to_short (flags); ++ ++ err = ioctl (fd, SIOCSIFFLAGS, &ifr); ++ if (err != 0) ++ err = errno; ++ ++ free (c_name); ++ ++ if (err != 0) ++ { ++ errno = err; ++ SCM_SYSERROR; ++ } ++ ++ return SCM_UNSPECIFIED; ++} ++#undef FUNC_NAME ++ ++SCM_DEFINE (scm_network_interface_flags, "network-interface-flags", ++ 2, 0, 0, ++ (SCM socket, SCM name), ++ "Return the flags of network interface @var{name}.") ++#define FUNC_NAME s_scm_network_interface_flags ++{ ++ struct ifreq ifr; ++ char *c_name; ++ int fd, err; ++ ++ socket = SCM_COERCE_OUTPORT (socket); ++ SCM_VALIDATE_OPFPORT (1, socket); ++ fd = SCM_FPORT_FDES (socket); ++ ++ memset (&ifr, 0, sizeof ifr); ++ c_name = scm_to_locale_string (name); ++ strncpy (ifr.ifr_name, c_name, sizeof ifr.ifr_name - 1); ++ ++ err = ioctl (fd, SIOCGIFFLAGS, &ifr); ++ if (err != 0) ++ err = errno; ++ ++ free (c_name); ++ ++ if (err != 0) ++ { ++ errno = err; ++ SCM_SYSERROR; ++ } ++ ++ return scm_from_short (ifr.ifr_flags); ++} ++#undef FUNC_NAME ++ + void + scm_init_posix () + { |