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Annotation of 43BSD/contrib/mkmf/src/getproject.c, revision 1.1.1.1

1.1       root        1: /* $Header: getproject.c,v 1.1 85/03/14 16:59:01 nicklin Exp $ */
                      2: 
                      3: /*
                      4:  * Author: Peter J. Nicklin
                      5:  */
                      6: 
                      7: /*
                      8:  * getproject() saves the contents of the PROJECT environment variable.
                      9:  * If the PROJECT variable is undefined or a null string, null is returned.
                     10:  */
                     11: #include "null.h"
                     12: 
                     13: char *_PROJECT = NULL;                 /* project root directory pathname */
                     14: 
                     15: void
                     16: getproject()
                     17: {
                     18:        register char *pv;              /* ptr to start of PROJECT variable */
                     19:        char *getenv();                 /* get environment variable */
                     20:        char *strsav();                 /* save a string somewhere */
                     21: 
                     22:        if ((pv = getenv("PROJECT")) != NULL && *pv != '\0')
                     23:                _PROJECT = strsav(pv);
                     24: }

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