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gnu: guile-static: Add bindings for `reboot'.

* gnu/packages/patches/guile-linux-syscalls.patch: Add `scm_reboot'.
gn-latest-20200428
Ludovic Courtès 9 years ago
parent
commit
3643957260
1 changed files with 44 additions and 2 deletions
  1. +44
    -2
      gnu/packages/patches/guile-linux-syscalls.patch

+ 44
- 2
gnu/packages/patches/guile-linux-syscalls.patch View File

@ -1,10 +1,13 @@
This patch adds bindings to Linux syscalls for which glibc has symbols.
Using the FFI would have been nice, but that's not an option when using
a statically-linked Guile in an initrd that doesn't have libc.so around.
diff --git a/libguile/posix.c b/libguile/posix.c
index 324f21b..ace5211 100644
index 324f21b..cbee94d 100644
--- a/libguile/posix.c
+++ b/libguile/posix.c
@@ -2286,6 +2286,227 @@ scm_init_popen (void)
@@ -2286,6 +2286,266 @@ scm_init_popen (void)
}
#endif
@ -92,6 +95,45 @@ index 324f21b..ace5211 100644
+}
+#undef FUNC_NAME
+
+/* Rebooting, halting, and all that. */
+
+#include <sys/reboot.h>
+
+SCM_VARIABLE_INIT (flag_RB_AUTOBOOT, "RB_AUTOBOOT",
+ scm_from_int (RB_AUTOBOOT));
+SCM_VARIABLE_INIT (flag_RB_HALT_SYSTEM, "RB_HALT_SYSTEM",
+ scm_from_int (RB_HALT_SYSTEM));
+SCM_VARIABLE_INIT (flag_RB_ENABLE_CAD, "RB_ENABLE_CAD",
+ scm_from_int (RB_ENABLE_CAD));
+SCM_VARIABLE_INIT (flag_RB_DISABLE_CAD, "RB_DISABLE_CAD",
+ scm_from_int (RB_DISABLE_CAD));
+SCM_VARIABLE_INIT (flag_RB_POWER_OFF, "RB_POWER_OFF",
+ scm_from_int (RB_POWER_OFF));
+SCM_VARIABLE_INIT (flag_RB_SW_SUSPEND, "RB_SW_SUSPEND",
+ scm_from_int (RB_SW_SUSPEND));
+SCM_VARIABLE_INIT (flag_RB_KEXEC, "RB_KEXEC",
+ scm_from_int (RB_KEXEC));
+
+SCM_DEFINE (scm_reboot, "reboot", 0, 1, 0,
+ (SCM command),
+ "Reboot the system. @var{command} must be one of the @code{RB_} "
+ "constants; if omitted, @var{RB_AUTOBOOT} is used, thus "
+ "performing a hard reset.")
+#define FUNC_NAME s_scm_reboot
+{
+ int c_command;
+
+ if (SCM_UNBNDP (command))
+ c_command = RB_AUTOBOOT;
+ else
+ c_command = scm_to_int (command);
+
+ reboot (c_command);
+
+ return SCM_UNSPECIFIED; /* likely unreached */
+}
+#undef FUNC_NAME
+
+/* Linux network interfaces. See <linux/if.h>. */
+
+#include <linux/if.h>


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