C++ (Cpp) CppGetEnv Examples

Example #1

static void tempFname( char *fname )
{
    char    *env;
    int     i;

    #if defined(__UNIX__)
        env = CppGetEnv( "TMPDIR" );
        if( env == NULL ) env = CppGetEnv( "TMP" );
    #else
        env = CppGetEnv( "TMP" );
    #endif

    if( env == NULL ) env = "";

    #define TMP_EXT ".tmp"
    #define MAX_TMP_PATH (_MAX_PATH - sizeof( workFile ) - sizeof( TMP_EXT ) - 2)

    strncpy( fname, env, MAX_TMP_PATH );
    fname[ MAX_TMP_PATH ] = '\0';
    i = strlen( fname );
    if( i > 0 && !IS_PATH_SEP( fname[i-1] ) ) {
        fname[i++] = PATH_SEP;
    }
    strcpy( &fname[i], workFile );
    strcpy( &fname[i+sizeof(workFile)-1], TMP_EXT );
}

Example #2

File: cmdlnany.c Project: andreiw/open-watcom-v2

void GenCOptions(               // PROCESS ALL OPTIONS
    char **argv )               // - command line vector
{
    auto OPT_STORAGE data;
    char* env_var;              // - environment var for compiler

    indirectionLevel = 0;
    InitModInfo();
    CmdLnCtxInit();
    CmdSysInit();
    OPT_INIT( &data );
    if( ! CompFlags.ignore_environment ) {
        CtxSetCurrContext( CTX_CMDLN_ENV );
        env_var = CmdSysEnvVar();
        CmdLnCtxPushEnv( env_var );
        procOptions( &data, CppGetEnv( env_var ) );
        CmdLnCtxPop();
    }
    CtxSetCurrContext( CTX_CMDLN_PGM );
    CmdLnCtxPush( CTX_CLTYPE_PGM );
    while( *argv != NULL ) {
        procOptions( &data, *argv );
        ++argv;
    }
    CmdLnCtxPop();
    CmdLnCtxFini();
    CtxSetCurrContext( CTX_CMDLN_VALID );
    analyseAnyTargetOptions( &data );
    CmdSysAnalyse( &data );
    postOptions();
    OPT_FINI( &data );
    MiscMacroDefs();
    DbgAssert( GblPackAmount == PackAmount );
    DbgAssert( GblPackAmount != 0 );
}

Example #3

File: dbgcomma.c Project: ABratovic/open-watcom-v2

static void init                // INITIALIZATION FOR MODULE
    ( INITFINI* defn )          // - definition
{
    defn = defn;

    if( NULL != CppGetEnv( "WPPCOMOP" ) ) {
        name_op = NameCreateNoLen( RTN_COMMA_OP );
        sym_op = defineRoutine( name_op );
    } else {
        sym_op = NULL;
    }
    if( NULL != CppGetEnv( "WPPCOMAT" ) ) {
        name_at = NameCreateNoLen( RTN_COMMA_AT );
        sym_at = defineRoutine( name_at );
    } else {
        sym_at = NULL;
    }
}

Example #4

File: cmdlnany.c Project: andreiw/open-watcom-v2

static char *get_env(           // GET ENVIRONMENT VAR
    const char *var,            // - variable name
    size_t len )                // - length of name
{
    char buf[128];              // - used to make a string
    char *env;                  // - environment name

    if( len >= sizeof( buf ) ) {
        env = NULL;
    } else {
        stvcpy( buf, var, len );
        env = CppGetEnv( buf );
    }
    return env;
}

Example #5

File: cmdlnany.c Project: andreiw/open-watcom-v2

bool MergeIncludeFromEnv( char *env )
/***********************************/
{
    char *env_value;

    if( CompFlags.cpp_ignore_env )
        return( FALSE );

    env_value = CppGetEnv( env );
    if( NULL != env_value ) {
        HFileAppend( env_value );
        return( TRUE );
    }
    return( FALSE );
}

Example #6

File: iosupp.c Project: andreiw/open-watcom-v2

static void tempFname( char *fname )
{
    char    *env;
    size_t  len;

#if defined(__UNIX__)
    env = CppGetEnv( "TMPDIR" );
    if( env == NULL )
        env = CppGetEnv( "TMP" );
#else
    env = CppGetEnv( "TMP" );
#endif
    if( env == NULL )
        env = "";

    strncpy( fname, env, MAX_TMP_PATH );
    fname[MAX_TMP_PATH] = '\0';
    len = strlen( fname );
    fname += len;
    if( len > 0 && !IS_PATH_SEP( fname[-1] ) ) {
        *fname++ = DIR_SEP;
    }
    strcpy( fname, workFile );
}