formatting: Use clang-format on all projects

This commit also add braces to all `if` statements.

9 files changed, 18 insertions, 11 deletions

diff --git a/userland/libc/ctype/isalnum.c b/userland/libc/ctype/isalnum.c
index 870728d..073b8bb 100644
--- a/userland/libc/ctype/isalnum.c
+++ b/userland/libc/ctype/isalnum.c
@@ -2,5 +2,5 @@
 
 // This is probably the most useless libc function I have seen so far.
 int isalnum(int c) {
-	return isalpha(c) || isdigit(c);
+  return isalpha(c) || isdigit(c);
 }
diff --git a/userland/libc/ctype/isalpha.c b/userland/libc/ctype/isalpha.c
index 130f493..38c3cb4 100644
--- a/userland/libc/ctype/isalpha.c
+++ b/userland/libc/ctype/isalpha.c
@@ -1,4 +1,6 @@
 #include <ctype.h>
 
 // https://pubs.opengroup.org/onlinepubs/9699919799/functions/isalpha.html
-int isalpha(int c) { return (('A' <= toupper(c)) && ('Z' >= toupper(c))); }
+int isalpha(int c) {
+  return (('A' <= toupper(c)) && ('Z' >= toupper(c)));
+}
diff --git a/userland/libc/ctype/isascii.c b/userland/libc/ctype/isascii.c
index 660c8bb..b598dde 100644
--- a/userland/libc/ctype/isascii.c
+++ b/userland/libc/ctype/isascii.c
@@ -1,4 +1,6 @@
 #include <ctype.h>
 
 // https://pubs.opengroup.org/onlinepubs/9699919799/functions/isascii.html
-int isascii(int c) { return (c < 128); }
+int isascii(int c) {
+  return (c < 128);
+}
diff --git a/userland/libc/ctype/isblank.c b/userland/libc/ctype/isblank.c
index 488fa88..88ffa0b 100644
--- a/userland/libc/ctype/isblank.c
+++ b/userland/libc/ctype/isblank.c
@@ -1,5 +1,5 @@
 #include <ctype.h>
 
 int isblank(int c) {
-	return (c == ' ' || c == '\t');
+  return (c == ' ' || c == '\t');
 }
diff --git a/userland/libc/ctype/iscntrl.c b/userland/libc/ctype/iscntrl.c
index 92ed7f0..4fead0d 100644
--- a/userland/libc/ctype/iscntrl.c
+++ b/userland/libc/ctype/iscntrl.c
@@ -1,6 +1,5 @@
 #include <ctype.h>
 
-int iscntrl(int c)
-{
-	return (unsigned)c < 0x20 || c == 0x7f;
+int iscntrl(int c) {
+  return (unsigned)c < 0x20 || c == 0x7f;
 }
diff --git a/userland/libc/ctype/isprint.c b/userland/libc/ctype/isprint.c
index e6a3d0e..5504ebc 100644
--- a/userland/libc/ctype/isprint.c
+++ b/userland/libc/ctype/isprint.c
@@ -1,3 +1,5 @@
 #include <ctype.h>
 
-int isprint(int c) { return c > 0x20 && 0x7F != c; }
+int isprint(int c) {
+  return c > 0x20 && 0x7F != c;
+}
diff --git a/userland/libc/ctype/ispunct.c b/userland/libc/ctype/ispunct.c
index 18dc7d8..abef66d 100644
--- a/userland/libc/ctype/ispunct.c
+++ b/userland/libc/ctype/ispunct.c
@@ -2,5 +2,5 @@
 
 // https://pubs.opengroup.org/onlinepubs/9699919799/functions/ispunct.html
 int ispunct(int c) {
-	return (c == '.');
+  return (c == '.');
 }
diff --git a/userland/libc/ctype/tolower.c b/userland/libc/ctype/tolower.c
index f1bb163..c14ea54 100644
--- a/userland/libc/ctype/tolower.c
+++ b/userland/libc/ctype/tolower.c
@@ -1,7 +1,8 @@
 #include <ctype.h>
 
 int tolower(int c) {
-  if (c >= 'A' && c <= 'Z')
+  if (c >= 'A' && c <= 'Z') {
     return c - 'A' + 'a';
+  }
   return c;
 }
diff --git a/userland/libc/ctype/toupper.c b/userland/libc/ctype/toupper.c
index 0f33886..599a0ff 100644
--- a/userland/libc/ctype/toupper.c
+++ b/userland/libc/ctype/toupper.c
@@ -1,7 +1,8 @@
 #include <ctype.h>
 
 int toupper(int c) {
-  if (c >= 'a' && c <= 'z')
+  if (c >= 'a' && c <= 'z') {
     return c - 'a' + 'A';
+  }
   return c;
 }