KDK_PACKAGE_IS_INSTALLED(3)                           Library Functions Manual

NAME
       kdk_package_is_installed -
       <?><?><?><?><?><?><?><?><?><?><?><?><?><?><?><?>

SYNOPSIS
       #include <libkynetinfo.h>

       extern int kdk_package_is_installed(const char *name, const char *version);

       Link with -lkynetinfo.

Detailed Description
       The main function of the interface is to detect whether the package
       with the specified package name is installed correctly.

       The argument name is the package name.

       The argument version is the package version.

RETURN VALUE
       On success, return 0.

       On error, return -1.

EXAMPLES
       #include "libkypackages.h"
       #include <stdio.h>

       static void print_package(kdk_package_t *package)
       {
           printf("<?><?><?>%s", package->name);
           printf("<?><?><?><?>%s", package->version);
           printf("<?><?><?><?>%s", package->section);
           printf("<?><?><?><?>%s", package->status);
           printf("<?><?><?><?>%lu0, package->size_kb);
       }

       int main()
       {
           kdk_package_list *list = kdk_package_get_packagelist();
           printf("<?><?><?><?><?>%u<?><?><?><?>0, list->nums);
           for (size_t i = 0; i < list->nums; i ++)
           {
               print_package(list->list[i]);
           }
           kdk_package_free_packagelist(list);

           printf("Evolution<?><?><?><?><?>%s0, kdk_package_is_installed("evolution", NULL) == 1 ? "<?>" : "<?>");
           char *version = kdk_package_get_version("evolution");
           printf("Evolution<?><?><?><?>%s0, version);
           free(version);

           return 0;
       }


CONFORMING TO
       These functions are as per the withdrawn POSIX.1e draft specification.
       The following functions are Linux extensions:
       kdk_package_get_packagelist(), kdk_package_free_packagelist() and
       kdk_package_get_version().

SEE ALSO
       kdk_package_get_packagelist(3), kdk_package_free_packagelist(3) and
       kdk_package_get_version(3).

Linux Programmer's Manual       Mon Sep 18 2023    KDK_PACKAGE_IS_INSTALLED(3)