1 /*- 2 * Copyright (c) 1992 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char sccsid[] = "@(#)fmt.c 5.2 (Berkeley) 06/05/92"; 10 #endif /* not lint */ 11 12 #include <sys/param.h> 13 #include <sys/time.h> 14 #include <sys/resource.h> 15 #include <ctype.h> 16 #include <stdio.h> 17 #include <stdlib.h> 18 #include <string.h> 19 #include "ps.h" 20 21 static char *cmdpart __P((char *)); 22 static char *shquote __P((char **)); 23 24 /* 25 * XXX 26 * This is a stub until marc does the real one. 27 */ 28 static char * 29 shquote(argv) 30 register char **argv; 31 { 32 register char **p, *dst, *src; 33 static char buf[1024]; /* XXX */ 34 35 if (*argv == 0) { 36 buf[0] = 0; 37 return (buf); 38 } 39 dst = buf; 40 for (p = argv; (src = *p++) != 0; ) { 41 if (*src == 0) 42 continue; 43 while ((*dst++ = *src++) != 0) 44 continue; 45 dst[-1] = ' '; 46 } 47 dst[-1] = 0; 48 return (buf); 49 } 50 51 static char * 52 cmdpart(arg0) 53 char *arg0; 54 { 55 register char *cp; 56 57 return ((cp = rindex(arg0, '/')) != NULL ? cp + 1 : arg0); 58 } 59 60 char * 61 fmt_argv(argv, cmd, maxlen) 62 register char **argv; 63 register char *cmd; 64 int maxlen; 65 { 66 register int len; 67 register char *ap, *cp; 68 69 if (argv == 0 || argv[0] == 0) { 70 if (cmd == NULL) 71 return (""); 72 ap = NULL; 73 len = maxlen + 3; 74 } else { 75 ap = shquote(argv); 76 len = strlen(ap) + maxlen + 4; 77 } 78 if ((cp = malloc(len)) == NULL) 79 return (NULL); 80 if (ap == NULL) 81 sprintf(cp, "(%.*s)", maxlen, cmd); 82 else if (strncmp(cmdpart(argv[0]), cmd, maxlen) != 0) 83 sprintf(cp, "%s (%.*s)", ap, maxlen, cmd); 84 else 85 (void) strcpy(cp, ap); 86 return (cp); 87 } 88