Return to misc.c CVS log

Up to [CSRG BSD Unix] / 43BSD / contrib / spms / src / bin / pexec

Annotation of 43BSD/contrib/spms/src/bin/pexec/misc.c, revision 1.1

1.1     ! root        1: /* $Header$ */
        !             2: 
        !             3: /*
        !             4:  * Author: Peter J. Nicklin
        !             5:  */
        !             6: #include <stdio.h>
        !             7: #include "macro.h"
        !             8: #include "yesno.h"
        !             9: 
        !            10: /*
        !            11:  * ch_dir changes current working directory. Returns integer YES if
        !            12:  * successful, otherwise NO.
        !            13:  */
        !            14: ch_dir(pathname)
        !            15:        char *pathname;                 /* pathname of destination directory */
        !            16: {
        !            17:        extern int IGNORE_BAD_EXIT;     /* exit if command doesn't return 0 */
        !            18: 
        !            19:        if (!CHDIR(pathname))
        !            20:                {
        !            21:                pperror(pathname);
        !            22:                if (IGNORE_BAD_EXIT == NO)
        !            23:                        pxexit();
        !            24:                return(NO);
        !            25:                }
        !            26:        return(YES);
        !            27: }
        !            28: 
        !            29: 
        !            30: 
        !            31: /*
        !            32:  * getpvindex() returns the location of the PROJECT environment
        !            33:  * variable in the global cell environ.
        !            34:  */
        !            35: getpvindex()
        !            36: {
        !            37:        extern char **environ;          /* global environment cell */
        !            38:        register int i;                 /* location of PROJECT env. variable */
        !            39:        int strncmp();                  /* compare n characters */
        !            40: 
        !            41:        for (i = 0; environ[i] != NULL; i++)
        !            42:                if (strncmp(environ[i], "PROJECT=", 8) == 0)
        !            43:                        return(i);
        !            44:        return(-1);
        !            45: }
        !            46: 
        !            47: 
        !            48: 
        !            49: /*
        !            50:  * nomorecore() prints a warning error message and then exits.
        !            51:  */
        !            52: nomorecore()
        !            53: {
        !            54:        warn("out of memory");
        !            55:        pxexit();
        !            56: }
        !            57: 
        !            58: 
        !            59: 
        !            60: /*
        !            61:  * print_title prints a project directory title.
        !            62:  */
        !            63: void
        !            64: print_title(ppathname)
        !            65:        char *ppathname;                /* project directory pathname */
        !            66: {
        !            67:        static int done_command;        /* has a command been done? */
        !            68: 
        !            69:        printf((done_command) ? "\n==> %s <==\n" : "==> %s <==\n", ppathname);
        !            70:        fflush(stdout);
        !            71:        done_command = 1;
        !            72: }
        !            73: 
        !            74: 
        !            75: 
        !            76: /*
        !            77:  * pxexit() calls exit(ERRSTATUS).
        !            78:  */
        !            79: pxexit()
        !            80: {
        !            81:        extern int ERRSTATUS;           /* pexec error status */
        !            82: 
        !            83:        exit(ERRSTATUS);
        !            84: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.