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Pull 25: Add Unix support to os.getversion() (wfgleper)

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This commit is contained in:
Jason Perkins 2012-11-12 10:54:54 -05:00
parent 400ad0a0be
commit 5e48d05e3d
3 changed files with 59 additions and 4 deletions
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1
CHANGES.txt
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@ -89,6 +89,7 @@
* Patch 3441850: Use debug.traceback() as error handler (Konstantin Tokarev)
* Patch 3462994: Make flag values case-insensitive (Konstantin Tokarev)
* Patch 3466877: Removed -flat_namespace from Mac OS X flags (Konstantin Tokarev)
* Pull 25: Add Unix support to os.getversion() (wfgleper)
-------

60
src/host/os_getversion.c
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@ -1,10 +1,11 @@
/**
* \file os_getversioninfo.c
* \brief Retrieve operating system version information.
* \author Copyright (c) 2011 Jason Perkins and the Premake project
* \author Copyright (c) 2011-2012 Jason Perkins and the Premake project
*/
#include "premake.h"
#include <stdlib.h>
struct OsVersionInfo
{
@ -12,13 +13,15 @@ struct OsVersionInfo
int minorversion;
int revision;
const char* description;
} ;
int isalloc;
};
static void getversion(struct OsVersionInfo* info);
int os_getversion(lua_State* L)
{
struct OsVersionInfo info;
struct OsVersionInfo info = {0};
getversion(&info);
lua_newtable(L);
@ -39,6 +42,10 @@ int os_getversion(lua_State* L)
lua_pushstring(L, info.description);
lua_settable(L, -3);
if (info.isalloc) {
free((void*)info.description);
}
return 1;
}
@ -174,6 +181,53 @@ void getversion(struct OsVersionInfo* info)
/*************************************************************/
#elif defined(PLATFORM_BSD) || defined(PLATFORM_LINUX) || defined(PLATFORM_SOLARIS)
#include <string.h>
#include <sys/utsname.h>
void getversion(struct OsVersionInfo* info)
{
struct utsname u;
char* ver;
info->majorversion = 0;
info->minorversion = 0;
info->revision = 0;
if (uname(&u))
{
// error
info->description = PLATFORM_STRING;
return;
}
#if __GLIBC__
// When using glibc, info->description gets set to u.sysname,
// but it isn't passed out of this function, so we need to copy
// the string.
info->description = malloc(strlen(u.sysname) + 1);
strcpy((char*)info->description, u.sysname);
info->isalloc = 1;
#else
info->description = u.sysname;
#endif
if ((ver = strtok(u.release, ".-")) != NULL)
{
info->majorversion = atoi(ver);
// continue parsing from the previous position
if ((ver = strtok(NULL, ".-")) != NULL)
{
info->minorversion = atoi(ver);
if ((ver = strtok(NULL, ".-")) != NULL)
info->revision = atoi(ver);
}
}
}
/*************************************************************/
#else
void getversion(struct OsVersionInfo* info)

2
src/host/premake.h
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@ -15,7 +15,7 @@
#if defined(__linux__)
#define PLATFORM_LINUX (1)
#define PLATFORM_STRING "linux"
#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__)
#define PLATFORM_BSD (1)
#define PLATFORM_STRING "bsd"
#elif defined(__APPLE__) && defined(__MACH__)