libc: add linux headers

Yeah Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-03 00:48:24 -04:00
parent ef14a52b49
commit f7aa6f913a
43 changed files with 1550 additions and 3 deletions
@@ -0,0 +1,46 @@
+#ifndef _SYS_SYSINFO_H
+#define _SYS_SYSINFO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* TODO: This is from the Linux ABI. Make this an abi-bit. */
+
+struct sysinfo {
+	long uptime;
+	unsigned long loads[3];
+	unsigned long totalram;
+	unsigned long freeram;
+	unsigned long sharedram;
+	unsigned long bufferram;
+	unsigned long totalswap;
+	unsigned long freeswap;
+	unsigned short procs;
+	unsigned long totalhigh;
+	unsigned long freehigh;
+	unsigned int mem_unit;
+
+	/* This is how the kernel header defines it, so suppress the warning. */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
+	char _f[20 - 2 * sizeof(long) - sizeof(int)]; /* Padding to 64 bytes according to my man page */
+#pragma GCC diagnostic pop
+};
+
+#define SI_LOAD_SHIFT 16
+
+#ifndef __MLIBC_ABI_ONLY
+
+int sysinfo(struct sysinfo *__info);
+
+int get_nprocs(void);
+int get_nprocs_conf(void);
+
+#endif /* !__MLIBC_ABI_ONLY */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_SYSINFO_H */