New option "-s" to query size of the installed package(s).

PR:		19445
Submitted by:	sobomax
Reviewed by:	knu
Approved by:	silence

usr.sbin/pkg_install/info/info.h

@@ -43,6 +43,7 @@
 #define SHOW_DISPLAY	0x0200
 #define SHOW_REQBY	0x0400
 #define SHOW_MTREE	0x0800
+#define SHOW_SIZE	0x1000
 
 extern int Flags;
 extern Boolean AllInstalled;
@@ -55,5 +56,6 @@ extern void	show_file(char *, char *);
 extern void	show_plist(char *, Package *, plist_t);
 extern void	show_files(char *, Package *);
 extern void	show_index(char *, char *);
+extern void	show_size(char *, Package *);
 
 #endif	/* _INST_INFO_H_INCLUDE */

usr.sbin/pkg_install/info/main.c

@@ -28,7 +28,7 @@ static const char rcsid[] =
   "$FreeBSD$";
 #endif
 
-static char Options[] = "acdDe:fhiIkl:LmpqrRt:v";
+static char Options[] = "acdDe:fhiIkl:LmpqrRst:v";
 
 int	Flags		= 0;
 Boolean AllInstalled	= FALSE;
@@ -112,6 +112,10 @@ main(int argc, char **argv)
 	    Flags |= SHOW_MTREE;
 	    break;
 
+        case 's':
+            Flags |= SHOW_SIZE;
+            break;
+
 	case 'l':
 	    InfoPrefix = optarg;
 	    break;

usr.sbin/pkg_install/info/perform.c

@@ -201,6 +201,8 @@ pkg_do(char *pkg)
 	    show_plist("Prefix(s):\n", &plist, PLIST_CWD);
 	if (Flags & SHOW_FILES)
 	    show_files("Files:\n", &plist);
+	if ((Flags & SHOW_SIZE) && installed)
+	    show_size("Package Size:\n", &plist);
 	if (!Quiet)
 	    puts(InfoPrefix);
     }

usr.sbin/pkg_install/info/pkg_info.1

@@ -25,7 +25,7 @@
 .Nd a utility for displaying information on software packages
 .Sh SYNOPSIS
 .Nm pkg_info
-.Op Fl cdDfikrRpLqImv
+.Op Fl cdDfikrRpLsqImv
 .Op Fl e Ar package
 .Op Fl l Ar prefix
 .Op Fl t Ar template
@@ -86,6 +86,8 @@ Show the mtree file (if any) for each package.
 Show the files within each package.  This is different from just
 viewing the packing list, since full pathnames for everything
 are generated.
+.It Fl s
+Show the total size occuped by files installed within each package.
 .It Fl e Ar pkg-name
 If the package identified by
 .Ar pkg-name

usr.sbin/pkg_install/info/show.c

@@ -27,6 +27,9 @@ static const char rcsid[] =
 #include "info.h"
 
 #include <err.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
 
 void
 show_file(char *title, char *fname)
@@ -195,7 +198,61 @@ show_files(char *title, Package *plist)
 	case PLIST_IGNORE:
 	    ign = TRUE;
 	    break;
+
+        /* Silence GCC in the -Wall mode */
+	default:
+	    break;
 	}
 	p = p->next;
     }
 }
+
+/* Calculate and show size of all installed package files (except ignored ones) */
+void
+show_size(char *title, Package *plist)
+{
+    PackingList p;
+    Boolean ign = FALSE;
+    char *dir = ".";
+    struct stat sb;
+    char tmp[FILENAME_MAX];
+    unsigned long size = 0;
+    long blksize;
+    int headerlen;
+    char *descr;
+
+    descr = getbsize(&headerlen, &blksize);
+    if (!Quiet)
+	printf("%s%s", InfoPrefix, title);
+    for (p = plist->head; p != NULL; p = p->next) {
+	switch (p->type) {
+	case PLIST_FILE:
+	    if (!ign) {
+		snprintf(tmp, FILENAME_MAX, "%s/%s", dir, p->name);
+		if (!lstat(tmp, &sb)) {
+		    size += sb.st_size;
+		    if (Verbose)
+			printf("%lu\t%s\n", (unsigned long) howmany(sb.st_size, blksize), tmp);
+		}
+	    }
+	    ign = FALSE;
+	    break;
+
+	case PLIST_CWD:
+	    dir = p->name;
+	    break;
+
+	case PLIST_IGNORE:
+	    ign = TRUE;
+	    break;
+
+	/* Silence GCC in the -Wall mode */	    
+	default:
+	    break;
+	}
+    }
+    if (!Quiet)
+	printf("%lu\t(%s)\n", howmany(size, blksize), descr);
+    else
+	printf("%lu\n", size);
+}