From 92d746ea9a32a7413bf08658e6fe8db8d18f0891 Mon Sep 17 00:00:00 2001
From: 0x1eef <0x1eef@protonmail.com>
Date: Fri, 15 Sep 2023 00:20:57 -0300
Subject: [PATCH] Tweak examples

---
 README.md                               | 63 +++++++++++++------------
 share/isinetaddr/examples/iscidraddr4.c | 21 +++++----
 share/isinetaddr/examples/isinetaddr4.c | 21 +++++----
 share/isinetaddr/examples/isinetaddr6.c | 21 +++++----
 4 files changed, 66 insertions(+), 60 deletions(-)

diff --git a/README.md b/README.md
index cdf9248..63b7e11 100644
--- a/README.md
+++ b/README.md
@@ -20,16 +20,7 @@ when the input given is a valid IPv4 address, and otherwise returns 0.
 
 const char *valid[] = { "127.0.0.1", "1.1.1.1", "0.0.0.0" };
 const char *invalid[] = { "foobar", "0.0.0.0.0", NULL };
-
-void
-validate(const char *str)
-{
-  if (isinetaddr4(str)) {
-    printf("%s is a valid IPv4 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv4 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -44,6 +35,16 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (isinetaddr4(str)) {
+    printf("%s is a valid IPv4 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv4 address.\n", str);
+  }
+}
 ```
 
 Expected output:
@@ -75,16 +76,7 @@ The following example builds on the previous example:
 
 const char *valid[] = { "127.0.0.1", "192.168.2.1/32", "192.168.2.1/0" };
 const char *invalid[] = { "foobar", "0.0.0.0.0", "192.168.2.1/33" };
-
-void
-validate(const char *str)
-{
-  if (iscidraddr4(str)) {
-    printf("%s is a valid IPv4 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv4 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -99,6 +91,16 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (iscidraddr4(str)) {
+    printf("%s is a valid IPv4 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv4 address.\n", str);
+  }
+}
 ```
 
 Expected output:
@@ -129,16 +131,7 @@ when the input given is a valid IPv6 address, and otherwise returns 0.
 
 const char *valid[] = { "::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000" };
 const char *invalid[] = { "foobar", "00:::0", NULL };
-
-void
-validate(const char *str)
-{
-  if (isinetaddr6(str)) {
-    printf("%s is a valid IPv6 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv6 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -153,6 +146,16 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (isinetaddr6(str)) {
+    printf("%s is a valid IPv6 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv6 address.\n", str);
+  }
+}
 ```
 
 Expected output:
diff --git a/share/isinetaddr/examples/iscidraddr4.c b/share/isinetaddr/examples/iscidraddr4.c
index 993bb1e..025c3ed 100644
--- a/share/isinetaddr/examples/iscidraddr4.c
+++ b/share/isinetaddr/examples/iscidraddr4.c
@@ -4,16 +4,7 @@
 
 const char *valid[] = { "127.0.0.1", "192.168.2.1/32", "192.168.2.1/0" };
 const char *invalid[] = { "foobar", "0.0.0.0.0", "192.168.2.1/33" };
-
-void
-validate(const char *str)
-{
-  if (iscidraddr4(str)) {
-    printf("%s is a valid IPv4 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv4 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -28,3 +19,13 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (iscidraddr4(str)) {
+    printf("%s is a valid IPv4 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv4 address.\n", str);
+  }
+}
diff --git a/share/isinetaddr/examples/isinetaddr4.c b/share/isinetaddr/examples/isinetaddr4.c
index 9746325..5517fe0 100644
--- a/share/isinetaddr/examples/isinetaddr4.c
+++ b/share/isinetaddr/examples/isinetaddr4.c
@@ -4,16 +4,7 @@
 
 const char *valid[] = { "127.0.0.1", "1.1.1.1", "0.0.0.0" };
 const char *invalid[] = { "foobar", "0.0.0.0.0", NULL };
-
-void
-validate(const char *str)
-{
-  if (isinetaddr4(str)) {
-    printf("%s is a valid IPv4 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv4 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -28,3 +19,13 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (isinetaddr4(str)) {
+    printf("%s is a valid IPv4 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv4 address.\n", str);
+  }
+}
diff --git a/share/isinetaddr/examples/isinetaddr6.c b/share/isinetaddr/examples/isinetaddr6.c
index 7865539..cd7aca6 100644
--- a/share/isinetaddr/examples/isinetaddr6.c
+++ b/share/isinetaddr/examples/isinetaddr6.c
@@ -4,16 +4,7 @@
 
 const char *valid[] = { "::", "::1", "0000:0000:0000:0000:0000:0000:0000:0000" };
 const char *invalid[] = { "foobar", "00:::0", NULL };
-
-void
-validate(const char *str)
-{
-  if (isinetaddr6(str)) {
-    printf("%s is a valid IPv6 address.\n", str);
-  } else {
-    printf("%s is an invalid IPv6 address.\n", str);
-  }
-}
+void validate(const char *str);
 
 int
 main(void)
@@ -28,3 +19,13 @@ main(void)
   }
   return EXIT_SUCCESS;
 }
+
+void
+validate(const char *str)
+{
+  if (isinetaddr6(str)) {
+    printf("%s is a valid IPv6 address.\n", str);
+  } else {
+    printf("%s is an invalid IPv6 address.\n", str);
+  }
+}