diff options
Diffstat (limited to 'version.c')
| -rw-r--r-- | version.c | 80 |
1 files changed, 76 insertions, 4 deletions
@@ -1,7 +1,7 @@ /* gmp_version -- version number compiled into the library */ /* -Copyright (C) 1996,1999,2000 Free Software Foundation, Inc. +Copyright (C) 1996, 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU MP Library. @@ -17,10 +17,82 @@ License for more details. You should have received a copy of the GNU Library General Public License along with the GNU MP Library; see the file COPYING.LIB. If not, write to -the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -*/ +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, +MA 02111-1307, USA. */ + +#if STDC_HEADERS +# include <stdlib.h> +# include <string.h> +#endif #include "gmp.h" #include "gmp-impl.h" -static const char *gmp_version = VERSION; +static struct +{ + int major, minor, patchlevel; +} __gmp_version_struct = {0, 0, 0}; + +int +#if __STDC__ +gmp_version (gmp_version_enum v) +#else +gmp_version (v) + gmp_version_enum v; +#endif +{ + if (__gmp_version_struct.major == 0 + && __gmp_version_struct.minor == 0 + && __gmp_version_struct.patchlevel == 0) + { + /* Initialize struct. */ + char *ver_str; + char c; + char *cp, *start; + TMP_DECL (mark); + + TMP_MARK (mark); + ver_str = TMP_ALLOC (strlen (VERSION) + 1); + strcpy (ver_str, VERSION); + + start = cp = ver_str; + while (*cp != '.' && *cp != '\0') + cp++; + c = *cp; *cp = '\0'; + __gmp_version_struct.major = atoi (start); + + if (c == '.') + { + start = ++cp; + while (*cp != '.' && *cp != '\0') + cp++; + c = *cp; *cp = '\0'; + __gmp_version_struct.minor = atoi (start); + + if (c == '.') + { + start = ++cp; + while (*cp != '.' && *cp != '\0') + cp++; + *cp = '\0'; + __gmp_version_struct.patchlevel = atoi (start); + } + } + TMP_FREE (mark); + } + + switch (v) + { + case GMP_GET_VERSION_MAJOR: + return __gmp_version_struct.major; + case GMP_GET_VERSION_MINOR: + return __gmp_version_struct.minor; + case GMP_GET_VERSION_PATCHLEVEL: + return __gmp_version_struct.patchlevel; + default: + gmp_errno |= GMP_ERROR_INVALID_ARGUMENT; + return 0; + } +} + + |