summaryrefslogtreecommitdiffstats
path: root/common/osdep
diff options
context:
space:
mode:
Diffstat (limited to 'common/osdep')
-rw-r--r--common/osdep/Makefile15
-rw-r--r--common/osdep/cpuload.c50
-rw-r--r--common/osdep/proctitle.c71
-rw-r--r--common/osdep/strlcat.c78
-rw-r--r--common/osdep/strlcpy.c73
5 files changed, 287 insertions, 0 deletions
diff --git a/common/osdep/Makefile b/common/osdep/Makefile
new file mode 100644
index 00000000..86783bf5
--- /dev/null
+++ b/common/osdep/Makefile
@@ -0,0 +1,15 @@
+MKLINT:=no
+MKPROFILE:=no
+MKPIC:=no
+
+SRCROOT= ../..
+.include "$(SRCROOT)/pttbbs.mk"
+
+SRCS:= cpuload.c proctitle.c strlcat.c strlcpy.c
+LIB:= osdep
+
+all: .depend
+
+install:
+
+.include <bsd.lib.mk>
diff --git a/common/osdep/cpuload.c b/common/osdep/cpuload.c
new file mode 100644
index 00000000..be71fa72
--- /dev/null
+++ b/common/osdep/cpuload.c
@@ -0,0 +1,50 @@
+/* $Id$ */
+#include <stdio.h>
+#include <string.h>
+#include "osdep.h"
+
+#if defined( __FreeBSD__) || defined(_BSD_SOURCE)
+#include <stdlib.h>
+int
+cpuload(char *str)
+{
+ double l[3] = {-1, -1, -1};
+ if (getloadavg(l, 3) != 3)
+ l[0] = -1;
+
+ if (str) {
+ if (l[0] != -1)
+ sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
+ else
+ strcpy(str, " (unknown) ");
+ }
+ return (int)l[0];
+}
+#elif defined(__linux__)
+int
+cpuload(char *str)
+{
+ double l[3] = {-1, -1, -1};
+ FILE *fp;
+
+ if ((fp = fopen("/proc/loadavg", "r"))) {
+ if (fscanf(fp, "%lf %lf %lf", &l[0], &l[1], &l[2]) != 3)
+ l[0] = -1;
+ fclose(fp);
+ }
+ if (str) {
+ if (l[0] != -1)
+ sprintf(str, " %.2f %.2f %.2f", l[0], l[1], l[2]);
+ else
+ strcpy(str, " (unknown) ");
+ }
+ return (int)l[0];
+}
+#else
+int
+cpuload(char *str)
+{
+ strcpy(str, " (unknown) ");
+ return -1;
+}
+#endif
diff --git a/common/osdep/proctitle.c b/common/osdep/proctitle.c
new file mode 100644
index 00000000..c6891e67
--- /dev/null
+++ b/common/osdep/proctitle.c
@@ -0,0 +1,71 @@
+/* $Id$ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include "osdep.h"
+
+#ifdef NEED_SETPROCTITLE
+
+static char **Argv = NULL; /* pointer to argument vector */
+static int argv_size; /* end of argv */
+
+extern char **environ;
+
+void
+initsetproctitle(int argc, char **argv, char **envp)
+{
+ int i, len=0, nenv=0;
+
+ /*
+ * Move the environment so setproctitle can use the space at the top of
+ * memory.
+ */
+ for (i = 0; envp[i]; i++)
+ len += strlen(envp[i])+1;
+
+ nenv = i + 1;
+ len += sizeof(char*)*nenv;
+ environ = malloc(len);
+ len = 0;
+ for (i = 0; envp[i]; i++) {
+ environ[i] = (char*)environ + nenv * sizeof(char*) + len;
+ strcpy(environ[i], envp[i]);
+ len += strlen(envp[i])+1;
+ }
+ environ[i] = NULL;
+
+ /* Save start and extent of argv for setproctitle. */
+ Argv = argv;
+ if (i > 0)
+ argv_size = envp[i - 1] + strlen(envp[i - 1]) - Argv[0];
+ else
+ argv_size = argv[argc - 1] + strlen(argv[argc - 1]) - Argv[0];
+}
+
+static void
+do_setproctitle(const char *cmdline)
+{
+ int len;
+
+ len = strlen(cmdline) + 1; // +1 for '\0'
+ if (len > argv_size - 2) // 2 ??
+ len = argv_size - 2;
+ memset(Argv[0], 0, argv_size);
+ strlcpy(Argv[0], cmdline, len);
+ Argv[1] = NULL;
+}
+
+void
+setproctitle(const char *format,...)
+{
+ char buf[256];
+ va_list args;
+ va_start(args, format);
+ vsnprintf(buf, sizeof(buf), format, args);
+ do_setproctitle(buf);
+ va_end(args);
+}
+
+#endif
+
diff --git a/common/osdep/strlcat.c b/common/osdep/strlcat.c
new file mode 100644
index 00000000..c6483f92
--- /dev/null
+++ b/common/osdep/strlcat.c
@@ -0,0 +1,78 @@
+/* $Id$ */
+#include "osdep.h"
+
+#ifdef NEED_STRLCAT
+
+#include <sys/types.h>
+#include <string.h>
+
+/* size_t
+ * strlcat(char *dst, const char *src, size_t size);
+ */
+
+/*
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Appends src to string dst of size siz (unlike strncat, siz is the
+ * full size of dst, not space left). At most siz-1 characters
+ * will be copied. Always NUL terminates (unless siz <= strlen(dst)).
+ * Returns strlen(src) + MIN(siz, strlen(initial dst)).
+ * If retval >= siz, truncation occurred.
+ */
+size_t
+strlcat(dst, src, siz)
+ char *dst;
+ const char *src;
+ size_t siz;
+{
+ char *d = dst;
+ const char *s = src;
+ size_t n = siz;
+ size_t dlen;
+
+ /* Find the end of dst and adjust bytes left but don't go past end */
+ while (n-- != 0 && *d != '\0')
+ d++;
+ dlen = d - dst;
+ n = siz - dlen;
+
+ if (n == 0)
+ return(dlen + strlen(s));
+ while (*s != '\0') {
+ if (n != 1) {
+ *d++ = *s;
+ n--;
+ }
+ s++;
+ }
+ *d = '\0';
+
+ return(dlen + (s - src)); /* count does not include NUL */
+}
+
+#endif
diff --git a/common/osdep/strlcpy.c b/common/osdep/strlcpy.c
new file mode 100644
index 00000000..c741ae8e
--- /dev/null
+++ b/common/osdep/strlcpy.c
@@ -0,0 +1,73 @@
+/* $Id$ */
+#include "osdep.h"
+
+#ifdef NEED_STRLCPY
+
+#include <sys/types.h>
+#include <string.h>
+
+/* size_t
+ * strlcpy(char *dst, const char *src, size_t size);
+ */
+
+/*
+ * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Copy src to string dst of size siz. At most siz-1 characters
+ * will be copied. Always NUL terminates (unless siz == 0).
+ * Returns strlen(src); if retval >= siz, truncation occurred.
+ */
+size_t strlcpy(dst, src, siz)
+ char *dst;
+ const char *src;
+ size_t siz;
+{
+ char *d = dst;
+ const char *s = src;
+ size_t n = siz;
+
+ /* Copy as many bytes as will fit */
+ if (n != 0 && --n != 0) {
+ do {
+ if ((*d++ = *s++) == 0)
+ break;
+ } while (--n != 0);
+ }
+
+ /* Not enough room in dst, add NUL and traverse rest of src */
+ if (n == 0) {
+ if (siz != 0)
+ *d = '\0'; /* NUL-terminate dst */
+ while (*s++)
+ ;
+ }
+
+ return(s - src - 1); /* count does not include NUL */
+}
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-23 13:47:07 +0800