diff options
Diffstat (limited to 'src/datestamp.c')
| -rw-r--r-- | src/datestamp.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/datestamp.c b/src/datestamp.c index bc73cfd3..7f0dd7b8 100644 --- a/src/datestamp.c +++ b/src/datestamp.c @@ -8,6 +8,7 @@ #version $Id$ @@*/ +#include <ctype.h> #include <stdio.h> #include <string.h> @@ -93,6 +94,52 @@ const char *CCTK_CompileDate (void) /*@@ + @routine CCTK_CompileDateTime + @date 21 July 2006 + @author Thomas Radke + @desc + Returns a pointer to a formatted string with the datetime stamp + when Cactus was compiled. + The format of the string returned tries to be compatible + to the machine-processable format defined in ISO 8601 chapt. 5.4 + however this depends on the actual date command which returns + the raw datetime string CCTK_COMPILE_DATETIME + in lib/make/make.configuration. + @enddesc + + @returntype const char * + @returndesc + pointer to the static datetime stamp string buffer + @endreturndesc +@@*/ +const char *CCTK_CompileDateTime (void) +{ +#define DATETIME_BUFLEN sizeof("YYYY-MM-DDThh:mm:ss+hh:mm") + const int len = DATETIME_BUFLEN; + static char buffer[DATETIME_BUFLEN] = ""; + + if (buffer[0] == 0 && sizeof (STRINGIFY (CCTK_COMPILE_DATETIME)) == len-1) + { + strcpy (buffer, STRINGIFY (CCTK_COMPILE_DATETIME)); + + /* if the timezone part is returned as "(+|-)hhmm" + then turn it into "(+|-)hh:mm" */ + if ((buffer[len-7] == '+' || buffer[len-7] == '-') && + isdigit (buffer[len-6]) && isdigit (buffer[len-5]) && + isdigit (buffer[len-4]) && isdigit (buffer[len-3]) && + buffer[len-2] == 0) + { + buffer[len-2] = buffer[len-3]; + buffer[len-3] = buffer[len-4]; + buffer[len-4] = ':'; + } + } + + return (buffer[0] ? buffer : STRINGIFY (CCTK_COMPILE_DATETIME)); +} + + + /*@@ @routine CCTK_FullVersion CCTK_MajorVersion CCTK_MinorVersion @date Mon May 11 10:20:58 1998 @author Paul Walker |