Converted option parsing to getopt() and made some minor formatting changes.

diff --git a/coreutils/id.c b/coreutils/id.c
index 56a2e279f15d1889f18324f45191ff4630ea0630..4c524a22534cf41e581d7142f7055e299eec93d2 100644 (file)
--- a/coreutils/id.c
+++ b/coreutils/id.c
@@ -33,28 +33,30 @@ extern int id_main(int argc, char **argv)
        int no_user = 0, no_group = 0, print_real = 0;
        char *cp, *user, *group;
        unsigned long gid;
+       int opt;
        
        cp = user = group = NULL;
 
-       argc--; argv++;
-
-       while (argc > 0) {
-               cp = *argv;
-               if (*cp == '-') {
-                       switch (*++cp) {
-                       case 'u': no_group = 1; break;
-                       case 'g': no_user = 1; break;
-                       case 'r': print_real = 1; break;
-                       default: usage(id_usage);
-                       }
-               } else {
-                       user = cp;                      
+       while ((opt = getopt(argc, argv, "ugr")) > 0) {
+               switch (opt) {
+                       case 'u':
+                               no_group++;
+                               break;
+                       case 'g':
+                               no_user++;
+                               break;
+                       case 'r':
+                               print_real++;
+                               break;
+                       default:
+                               usage(id_usage);
                }
-               argc--; argv++;
        }
 
        if (no_user && no_group) usage(id_usage);
 
+       user = argv[optind];
+
        if (user == NULL) {
                user = xmalloc(9);
                group = xmalloc(9);
@@ -71,12 +73,13 @@ extern int id_main(int argc, char **argv)
                my_getgrgid(group, gid);
        }
 
-       if (no_group) printf("%lu\n", my_getpwnam(user));
-       else if (no_user) printf("%lu\n", my_getgrnam(group));
+       if (no_group)
+               printf("%lu\n", my_getpwnam(user));
+       else if (no_user)
+               printf("%lu\n", my_getgrnam(group));
        else
                printf("uid=%lu(%s) gid=%lu(%s)\n",
-                          my_getpwnam(user), user, my_getgrnam(group), group);
-       
+                               my_getpwnam(user), user, my_getgrnam(group), group);
 
        return(0);
 }

diff --git a/id.c b/id.c
index 56a2e279f15d1889f18324f45191ff4630ea0630..4c524a22534cf41e581d7142f7055e299eec93d2 100644 (file)
--- a/id.c
+++ b/id.c
@@ -33,28 +33,30 @@ extern int id_main(int argc, char **argv)
        int no_user = 0, no_group = 0, print_real = 0;
        char *cp, *user, *group;
        unsigned long gid;
+       int opt;
        
        cp = user = group = NULL;
 
-       argc--; argv++;
-
-       while (argc > 0) {
-               cp = *argv;
-               if (*cp == '-') {
-                       switch (*++cp) {
-                       case 'u': no_group = 1; break;
-                       case 'g': no_user = 1; break;
-                       case 'r': print_real = 1; break;
-                       default: usage(id_usage);
-                       }
-               } else {
-                       user = cp;                      
+       while ((opt = getopt(argc, argv, "ugr")) > 0) {
+               switch (opt) {
+                       case 'u':
+                               no_group++;
+                               break;
+                       case 'g':
+                               no_user++;
+                               break;
+                       case 'r':
+                               print_real++;
+                               break;
+                       default:
+                               usage(id_usage);
                }
-               argc--; argv++;
        }
 
        if (no_user && no_group) usage(id_usage);
 
+       user = argv[optind];
+
        if (user == NULL) {
                user = xmalloc(9);
                group = xmalloc(9);
@@ -71,12 +73,13 @@ extern int id_main(int argc, char **argv)
                my_getgrgid(group, gid);
        }
 
-       if (no_group) printf("%lu\n", my_getpwnam(user));
-       else if (no_user) printf("%lu\n", my_getgrnam(group));
+       if (no_group)
+               printf("%lu\n", my_getpwnam(user));
+       else if (no_user)
+               printf("%lu\n", my_getgrnam(group));
        else
                printf("uid=%lu(%s) gid=%lu(%s)\n",
-                          my_getpwnam(user), user, my_getgrnam(group), group);
-       
+                               my_getpwnam(user), user, my_getgrnam(group), group);
 
        return(0);
 }