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// Test file to trigger all ERROR_CATEGORIES in clint.lua
// This file contains intentional errors to test the linter
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
// build/endif_comment: Uncommented text after #endif
#ifdef SOME_CONDITION
# define TEST 1
#endif SOME_CONDITION
// build/include_defs: Non-defs header included (but this is a .c file, so might not trigger)
// build/printf_format: %q format specifier
void test_printf_format()
{
printf("%q", "test"); // Should trigger runtime/printf_format
}
// build/storage_class: Storage class not first
const static int x = 5; // Should trigger build/storage_class
// readability/bool: Use TRUE/FALSE instead of true/false
#define TRUE 1
#define FALSE 0
#define MAYBE 2
void test_bool()
{
int flag = TRUE; // Should trigger readability/bool
if (flag == FALSE) { // Should trigger readability/bool
printf("false\n");
}
int maybe_val = MAYBE; // Should trigger readability/bool
}
// readability/multiline_comment: Complex multi-line comment
void test_multiline_comment()
{
/* This is a multi-line
comment that spans
multiple lines and doesn't close properly on the same line */
}
// readability/nul: NUL byte in file (can't easily test this in text)
// readability/utf8: Invalid UTF-8 (can't easily test)
// readability/increment: Pre-increment in statements
void test_increment()
{
int i = 0;
++i; // Should trigger readability/increment
for (int j = 0; j < 10; ++j) { // Should trigger readability/increment
printf("%d\n", j);
}
}
// runtime/arrays: Variable-length arrays
void test_arrays(int size)
{
int arr[size]; // Should trigger runtime/arrays
}
// runtime/int: Use C basic types instead of fixed-width
void test_int_types()
{
short x = 1; // Should trigger runtime/int
long long y = 2; // Should trigger runtime/int
}
// runtime/memset: memset with wrong arguments
void test_memset()
{
char buf[100];
memset(buf, sizeof(buf), 0); // Should trigger runtime/memset
}
// runtime/printf: Use sprintf instead of snprintf
void test_printf()
{
char buf[100];
sprintf(buf, "test"); // Should trigger runtime/printf
}
// runtime/printf_format: %N$ formats
void test_printf_format2()
{
printf("%1$d", 42); // Should trigger runtime/printf_format
}
// runtime/threadsafe_fn: Use non-thread-safe functions
void test_threading()
{
time_t t;
char *time_str = ctime(&t); // Should trigger runtime/threadsafe_fn
asctime(localtime(&t)); // Should trigger runtime/threadsafe_fn
}
// runtime/deprecated: (This might be Neovim-specific)
// whitespace/comments: Missing space after //
void test_comments()
{
int x = 5; // This is a comment // Should trigger whitespace/comments
}
// whitespace/indent: (Hard to test in this format)
// whitespace/operators: (Hard to test)
// whitespace/cast: (Hard to test)
// build/init_macro: INIT() macro in non-header (but this is a .c file)
// build/header_guard: No #pragma once (but this is a .c file)
// build/defs_header: extern variables in _defs.h (but this is a .c file)
// readability/old_style_comment: Old-style /* */ comment
void test_old_style_comment()
{
int x = 5; /* This is an old-style comment */ // Should trigger readability/old_style_comment
}
// Try to trigger more categories
void test_more()
{
// Try strcpy and strncpy
char dest[100];
char src[] = "test";
strcpy(dest, src); // Should trigger runtime/printf
strncpy(dest, src, sizeof(dest)); // Should trigger runtime/printf
// Try malloc and free (should trigger runtime/memory_fn)
int *ptr = malloc(sizeof(int)); // Should trigger runtime/memory_fn
free(ptr); // Should trigger runtime/memory_fn
// Try getenv and setenv
char *env = getenv("HOME"); // Should trigger runtime/os_fn
setenv("TEST", "value", 1); // Should trigger runtime/os_fn
long n = strtol(env, NULL, 10); // Should trigger runtime/deprecated
}
int main()
{
test_printf_format();
test_bool();
test_multiline_comment();
test_multiline_string();
test_increment();
test_arrays(10);
test_int_types();
test_memset();
test_printf();
test_printf_format2();
test_threading();
test_comments();
test_old_style_comment();
test_more();
return 0;
}
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