[fusl] clang-format fusl

fusl/src/env/putenv.c

 #include <stdlib.h>
 #include <string.h>
 
-extern char **__environ;
-char **__env_map;
+extern char** __environ;
+char** __env_map;
 
-int __putenv(char *s, int a)
-{
-        int i=0, j=0;
-        char *z = strchr(s, '=');
-        char **newenv = 0;
-        char **newmap = 0;
-        static char **oldenv;
+int __putenv(char* s, int a) {
+  int i = 0, j = 0;
+  char* z = strchr(s, '=');
+  char** newenv = 0;
+  char** newmap = 0;
+  static char** oldenv;
 
-        if (!z) return unsetenv(s);
-        if (z==s) return -1;
-        for (; __environ[i] && memcmp(s, __environ[i], z-s+1); i++);
-        if (a) {
-                if (!__env_map) {
-                        __env_map = calloc(2, sizeof(char *));
-                        if (__env_map) __env_map[0] = s;
-                } else {
-                        for (; __env_map[j] && __env_map[j] != __environ[i]; j++);
-                        if (!__env_map[j]) {
-                                newmap = realloc(__env_map, sizeof(char *)*(j+2));
-                                if (newmap) {
-                                        __env_map = newmap;
-                                        __env_map[j] = s;
-                                        __env_map[j+1] = NULL;
-                                }
-                        } else {
-                                free(__env_map[j]);
-                        }
-                }
-        }
-        if (!__environ[i]) {
-                newenv = malloc(sizeof(char *)*(i+2));
-                if (!newenv) {
-                        if (a && __env_map) __env_map[j] = 0;
-                        return -1;
-                }
-                memcpy(newenv, __environ, sizeof(char *)*i);
-                newenv[i] = s;
-                newenv[i+1] = 0;
-                __environ = newenv;
-                free(oldenv);
-                oldenv = __environ;
-        }
+  if (!z)
+    return unsetenv(s);
+  if (z == s)
+    return -1;
+  for (; __environ[i] && memcmp(s, __environ[i], z - s + 1); i++)
+    ;
+  if (a) {
+    if (!__env_map) {
+      __env_map = calloc(2, sizeof(char*));
+      if (__env_map)
+        __env_map[0] = s;
+    } else {
+      for (; __env_map[j] && __env_map[j] != __environ[i]; j++)
+        ;
+      if (!__env_map[j]) {
+        newmap = realloc(__env_map, sizeof(char*) * (j + 2));
+        if (newmap) {
+          __env_map = newmap;
+          __env_map[j] = s;
+          __env_map[j + 1] = NULL;
+        }
+      } else {
+        free(__env_map[j]);
+      }
+    }
+  }
+  if (!__environ[i]) {
+    newenv = malloc(sizeof(char*) * (i + 2));
+    if (!newenv) {
+      if (a && __env_map)
+        __env_map[j] = 0;
+      return -1;
+    }
+    memcpy(newenv, __environ, sizeof(char*) * i);
+    newenv[i] = s;
+    newenv[i + 1] = 0;
+    __environ = newenv;
+    free(oldenv);
+    oldenv = __environ;
+  }
 
-        __environ[i] = s;
-        return 0;
+  __environ[i] = s;
+  return 0;
 }
 
-int putenv(char *s)
-{
-        return __putenv(s, 0);
+int putenv(char* s) {
+  return __putenv(s, 0);
 }