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Define _DtPLATFORM_MAX_LEN for C libraries (including musl) that do not provide the SVID SYS_NMLN definition. Use sizeof() to replace another #ifdef.

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This commit is contained in:
Lev Kujawski 2021-01-06 12:00:17 -07:00 • committed by Jon Trulson
parent 12f2fb1f10
commit 5d5523fd6a
2 changed files with 11 additions and 13 deletions
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11
cde/lib/DtSvc/DtUtil2/XlationSvc.c
View file

@ -2199,18 +2199,15 @@ int _DtXlateGetXlateEnv(
/* then look up version number of execution host */
if (ret_AppExecEnvVersion)
{
#if defined(sun) || defined(_AIX) || defined(__linux__) || defined(CSRG_BASED)
char version[SYS_NMLN+SYS_NMLN+2];
#else
char version[UTSLEN+UTSLEN+2];
#endif
char version[sizeof(names.release)+sizeof(names.version)-1];
char * stdVer = NULL;
int verNum = MATCHALL_VER;
/* cat release version and do a translation on it to a std value */
/* then convert the std value to a integer */
strcpy(version,names.release);
strcat(version,names.version);
strncpy(version,names.release,sizeof(names.release)-1);
version[sizeof(names.release)-1] = EOS;
strncat(version,names.version,sizeof(names.version)-1);
ret = _DtXlateOpToStdValue(db,names.sysname,0,
_DtXLATE_OPER_VERSION,version,&stdVer,NULL);
if (ret == 0)

13
cde/lib/DtSvc/DtUtil2/XlationSvc.h
View file

@ -109,14 +109,15 @@ platforms as part of a translation.
/*================================================$SKIP$==*/
#endif
/* $DEF$, Platform constants */
#if defined(SVR4) || defined(_AIX)
#if defined(SVR4) || defined(_AIX) || defined(SYS_NMLN)
#define _DtPLATFORM_MAX_LEN SYS_NMLN
#else
#if defined(SYS_NMLN)
#define _DtPLATFORM_MAX_LEN SYS_NMLN
#else
#elif defined(UTSLEN)
#define _DtPLATFORM_MAX_LEN UTSLEN
#endif
#else
/* POSIX guarantees that hostnames are limited to 255 bytes,
* but SVR4 platforms commonly allow for 256.
*/
#define _DtPLATFORM_MAX_LEN 257
#endif
#define _DtPLATFORM_UNKNOWN ((const char *)0)