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Diffstat (limited to 'bin/kiss-stat.c')
-rw-r--r-- | bin/kiss-stat.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/bin/kiss-stat.c b/bin/kiss-stat.c new file mode 100644 index 0000000..d03bd13 --- /dev/null +++ b/bin/kiss-stat.c @@ -0,0 +1,32 @@ +// kiss-stat --- a utility for getting the user name of file owner +// See LICENSE for copyright information + +/* The reason this simple tool exists is because 'stat' is not + * portable and ls is not exactly stable enough for scripting. + * This program is for outputting the owner name, and that's it. + */ + +#include <pwd.h> +#include <sys/stat.h> +#include <stdio.h> + +int main (int argc, char *argv[]) { + struct stat sb; + + // Exit if no or multiple arguments are given + if (argc != 2) { + fprintf(stderr, "Usage: %s <pathname>\n", argv[0]); + return(1); + } + + // Exit if file stat cannot be obtained + if (lstat(argv[1], &sb) == -1) { + perror(argv[0]); + return(1); + } + + // Print the user name of file owner + struct passwd *pw = getpwuid(sb.st_uid); + printf("%s\n", pw->pw_name); + return(0); +} |