factor/vm/os-linux.cpp

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#include "master.hpp"
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namespace factor
{
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/* Snarfed from SBCL linux-so.c. You must free() the result yourself. */
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const char *vm_executable_path()
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{
char *path = new char[PATH_MAX + 1];
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int size = readlink("/proc/self/exe", path, PATH_MAX);
if (size < 0)
{
fatal_error("Cannot read /proc/self/exe",0);
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return NULL;
}
else
{
path[size] = '\0';
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const char *ret = safe_strdup(path);
delete[] path;
return ret;
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}
}
#ifdef SYS_inotify_init
VM_C_API int inotify_init()
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{
return syscall(SYS_inotify_init);
}
VM_C_API int inotify_add_watch(int fd, const char *name, u32 mask)
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{
return syscall(SYS_inotify_add_watch, fd, name, mask);
}
VM_C_API int inotify_rm_watch(int fd, u32 wd)
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{
return syscall(SYS_inotify_rm_watch, fd, wd);
}
#else
VM_C_API int inotify_init()
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{
parent->not_implemented_error();
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return -1;
}
VM_C_API int inotify_add_watch(int fd, const char *name, u32 mask)
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{
parent->not_implemented_error();
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return -1;
}
VM_C_API int inotify_rm_watch(int fd, u32 wd)
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{
parent->not_implemented_error();
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return -1;
}
#endif
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}