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Set POSIX TZ environment variable from EPICS_TIMEZONE.

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Allow for simultaneous local and remote filesystems.
This commit is contained in:
W. Eric Norum
2005-07-20 19:37:31 +00:00
parent 4d3d0dff94
commit a6eb691955
1 changed files with 53 additions and 26 deletions
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79
src/RTEMS/base/rtems_init.c
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@@ -15,6 +15,7 @@
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <time.h>
#include <errno.h>
#include <sys/termios.h>
#include <sys/types.h>
@@ -30,6 +31,8 @@
#include <bsp.h>
#include <epicsThread.h>
#include <epicsTime.h>
#include <envDefs.h>
#include <errlog.h>
#include <logClient.h>
#include <osiUnistd.h>
@@ -201,38 +204,39 @@ initialize_local_filesystem(const char **argv)
printf ("***** Unpack in-memory file system (IMFS) *****\n");
if (rtems_tarfs_load("/", header, (unsigned long)_FlashSize - flashIndex) != 0) {
printf("Can't unpack tar filesystem\n");
return -1;
return 0;
}
if ((fd = open(rtems_bsdnet_bootp_cmdline, 0)) >= 0) {
close(fd);
printf ("***** Found startup script (%s) in IMFS *****\n", rtems_bsdnet_bootp_cmdline);
argv[1] = rtems_bsdnet_bootp_cmdline;
return 0;
return 1;
}
printf ("***** Startup script (%s) not in IMFS *****\n", rtems_bsdnet_bootp_cmdline);
}
#endif
return -1;
return 0;
}
static void
initialize_remote_filesystem(const char **argv)
initialize_remote_filesystem(const char **argv, int hasLocalFilesystem)
{
#ifdef OMIT_NFS_SUPPORT
char *path;
int pathsize = 200;
int l;
printf ("***** Initializing TFTP *****\n");
rtems_bsdnet_initialize_tftp_filesystem ();
if (!hasLocalFilesystem) {
char *path;
int pathsize = 200;
int l;
path = mustMalloc(pathsize, "Command path name ");
strcpy (path, "/TFTP/BOOTP_HOST/epics/");
l = strlen (path);
if (gethostname (&path[l], pathsize - l - 10) || (path[l] == '\0'))
LogFatal ("Can't get host name");
strcat (path, "/st.cmd");
argv[1] = path;
path = mustMalloc(pathsize, "Command path name ");
strcpy (path, "/TFTP/BOOTP_HOST/epics/");
l = strlen (path);
if (gethostname (&path[l], pathsize - l - 10) || (path[l] == '\0'))
LogFatal ("Can't get host name");
strcat (path, "/st.cmd");
argv[1] = path;
}
#else
extern char *env_nfsServer;
extern char *env_nfsPath;
@@ -261,6 +265,9 @@ initialize_remote_filesystem(const char **argv)
}
argv[1] = rtems_bsdnet_bootp_cmdline;
}
else if (hasLocalFilesystem) {
return;
}
else {
/*
* Use first component of nvram/bootp command line pathname
@@ -488,15 +495,14 @@ Init (rtems_task_argument ignored)
putenv ("TERM=xterm");
putenv ("IOCSH_HISTSIZE=20");
if (rtems_bsdnet_config.hostname) {
char *cp = mustMalloc(strlen(rtems_bsdnet_config.hostname)+15, "iocsh prompt");
sprintf(cp, "IOCSH_PS1=%s> ", rtems_bsdnet_config.hostname);
putenv (cp);
sprintf(cp, "IOC_NAME=%s", rtems_bsdnet_config.hostname);
putenv (cp);
char *cp = mustMalloc(strlen(rtems_bsdnet_config.hostname)+3, "iocsh prompt");
sprintf(cp, "%s> ", rtems_bsdnet_config.hostname);
epicsEnvSet ("IOCSH_PS1", cp);
epicsEnvSet("IOC_NAME", rtems_bsdnet_config.hostname);
}
else {
putenv ("IOCSH_PS1=epics> ");
putenv ("IOC_NAME=:UnnamedIoc:");
epicsEnvSet ("IOCSH_PS1", "epics> ");
epicsEnvSet ("IOC_NAME", ":UnnamedIoc:");
}
/*
@@ -508,10 +514,9 @@ Init (rtems_task_argument ignored)
== epicsThreadBooleanStatusSuccess)
rtems_bsdnet_config.network_task_priority = epicsThreadGetOssPriorityValue(p);
}
printf ("\n***** Initializing network *****\n");
rtems_bsdnet_initialize_network ();
if (initialize_local_filesystem (argv) != 0)
initialize_remote_filesystem (argv);
printf("\n***** Initializing network *****\n");
rtems_bsdnet_initialize_network();
initialize_remote_filesystem(argv, initialize_local_filesystem(argv));
/*
* Use BSP-supplied time of day if available
@@ -540,6 +545,28 @@ Init (rtems_task_argument ignored)
}
}
}
if (getenv("TZ") == NULL) {
const char *tzp = envGetConfigParamPtr(&EPICS_TIMEZONE);
if (tzp == NULL) {
printf("Warning -- no timezone information available -- times will be displayed as GMT.\n");
}
else {
char tz[10];
int minWest, toDst = 0, fromDst = 0;
if(sscanf(tzp, "%9[^:]::%d:%d:%d", tz, &minWest, &toDst, &fromDst) < 2) {
printf("Warning: EPICS_TIMEZONE (%s) unrecognizable -- times will be displayed as GMT.\n", tzp);
}
else {
char posixTzBuf[40];
char *p = posixTzBuf;
p += sprintf(p, "%cST %d:%d", tz[0], minWest/60, minWest%60);
if (toDst != fromDst)
p += sprintf(p, " %cDT", tz[0]);
epicsEnvSet("TZ", posixTzBuf);
}
}
}
tzset();
/*
* Run the EPICS startup script