Rename `path` to `string_utils`.

include/string_utils.h

@@ -1,9 +1,10 @@
 /**
 @file
-@brief Path-related utility functions.
+@brief String-related utility functions.
 */
-#ifndef _BOOTSTRAP_PATH_H
-#define _BOOTSTRAP_PATH_H
+
+#ifndef _BOOTSTRAP_STRING_UTILS_H
+#define _BOOTSTRAP_STRING_UTILS_H
 
 #include <stdlib.h>
 
@@ -20,6 +21,6 @@ This function assumes a forward slash path separator (i.e. `/`).
  The concatenation of the path components via `/`. The caller takes ownership
  of this value.
 */
-char *join_path_segments(size_t n, const char *segments[static n]);
+char *join(size_t n, const char *segments[static n], char sep);
 
-#endif /* _BOOTSTRAP_PATH_H */
+#endif /* _BOOTSTRAP_STRING_UTILS_H */

src/config.c

@@ -6,7 +6,7 @@
 #include <string.h>
 #include <sys/stat.h>
 
-#include "path.h"
+#include "string_utils.h"
 
 struct Error *config_new(
   const char *cwd,
@@ -26,8 +26,7 @@ struct Error *config_new(
   }
 
   const char *segments[] = {root_dir, target};
-  const char *filepath =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  const char *filepath = join(sizeof(segments) / sizeof(char *), segments, '/');
 
   struct stat sb;
   int stat_res = stat(filepath, &sb);

src/evaluator.c

@@ -7,8 +7,8 @@
 #include <string.h>
 #include <sys/stat.h>
 
-#include "path.h"
 #include "string_buf.h"
+#include "string_utils.h"
 #include "validator.h"
 
 static struct Error *find_run_exec(const struct Config *const config) {
@@ -16,8 +16,7 @@ static struct Error *find_run_exec(const struct Config *const config) {
 
   struct stat sb;
   const char *segments[] = {config->root_dir, config->target, "runner"};
-  char *filepath =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  char *filepath = join(sizeof(segments) / sizeof(char *), segments, '/');
   int stat_res = stat(filepath, &sb);
   free(filepath);
 
@@ -103,8 +102,7 @@ int evaluate_runner(
   }
 
   const char *segments[] = {config->root_dir, config->target, "runner"};
-  const char *filepath =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  const char *filepath = join(sizeof(segments) / sizeof(char *), segments, '/');
   const char *env = string_buf_convert(env_buf);
 
   struct StringBuf *command_buf = string_buf_new(1024);

src/parser.c

@@ -5,14 +5,13 @@
 #include <stdbool.h>
 #include <stdio.h>
 
-#include "path.h"
+#include "string_utils.h"
 
 static struct Error *find_spec_json(
   const struct Config *const config, FILE **handle
 ) {
   const char *segments[] = {config->root_dir, config->target, "spec.json"};
-  char *filepath =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  char *filepath = join(sizeof(segments) / sizeof(char *), segments, '/');
 
   struct Error *error = 0;
   // It is ok if the file does not exist. It is not ok if we couldn't open the

src/string_utils.c

@@ -1,9 +1,9 @@
-#include "path.h"
+#include "string_utils.h"
 
 #include <assert.h>
 #include <string.h>
 
-char *join_path_segments(size_t n, const char *segments[static n]) {
+char *join(size_t n, const char *segments[static n], char sep) {
   assert(n > 0);
 
   size_t length = 0;
@@ -20,7 +20,7 @@ char *join_path_segments(size_t n, const char *segments[static n]) {
     memcpy(joined + offset, segments[i], segment_len);
     offset += segment_len;
     if (i < n - 1) {
-      joined[offset++] = '/';
+      joined[offset++] = sep;
     }
   }
 

test/test.c

@@ -2,8 +2,8 @@
 #include "test_config.h"
 #include "test_dyn_array.h"
 #include "test_parser.h"
-#include "test_path.h"
 #include "test_string_buf.h"
+#include "test_string_utils.h"
 #include "test_validator.h"
 
 int main(int argc, char *argv[]) {
@@ -23,9 +23,9 @@ int main(int argc, char *argv[]) {
   sput_run_test(test_string_buf_sappend);
   sput_run_test(test_string_buf_cappend);
 
-  sput_enter_suite("path");
-  sput_run_test(test_join_path_single_segments);
-  sput_run_test(test_join_path_multiple_segments);
+  sput_enter_suite("string_utils");
+  sput_run_test(test_join_single);
+  sput_run_test(test_join_multiple);
 
   sput_enter_suite("parser");
   sput_run_test(test_parser_missing);

test/test_config.h

@@ -4,8 +4,8 @@
 #include <unistd.h>
 
 #include "config.h"
-#include "path.h"
 #include "sput.h"
+#include "string_utils.h"
 
 struct TestConfigFixture {
   char *cwd;
@@ -16,8 +16,7 @@ struct TestConfigFixture {
 static struct TestConfigFixture *test_config_setup() {
   char *cwd = getcwd(0, 0);
   const char *segments[] = {cwd, "test", "specs"};
-  char *root_dir =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  char *root_dir = join(sizeof(segments) / sizeof(char *), segments, '/');
 
   struct TestConfigFixture *fixture = malloc(sizeof(struct TestConfigFixture));
   fixture->cwd = getcwd(0, 0);

test/test_parser.h

@@ -6,8 +6,8 @@
 #include "cJSON.h"
 #include "config.h"
 #include "parser.h"
-#include "path.h"
 #include "sput.h"
+#include "string_utils.h"
 
 struct TestParserFixture {
   char *cwd;
@@ -19,8 +19,7 @@ struct TestParserFixture {
 static struct TestParserFixture *test_parser_setup(const char *target) {
   char *cwd = getcwd(0, 0);
   const char *segments[] = {cwd, "test", "specs"};
-  char *root_dir =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
+  char *root_dir = join(sizeof(segments) / sizeof(char *), segments, '/');
 
   struct TestParserFixture *fixture = malloc(sizeof(struct TestParserFixture));
   fixture->cwd = getcwd(0, 0);

test/test_path.h

@@ -1,23 +0,0 @@
-#ifndef _BOOTSTRAP_TEST_PATH
-#define _BOOTSTRAP_TEST_PATH
-
-#include "path.h"
-#include "sput.h"
-
-static void test_join_path_single_segments() {
-  const char *segments[] = {"abc"};
-  char *joined =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
-  sput_fail_unless(strcmp(joined, "abc") == 0, "abc");
-  free(joined);
-}
-
-static void test_join_path_multiple_segments() {
-  const char *segments[] = {"abc", "def", "ghi"};
-  char *joined =
-    join_path_segments(sizeof(segments) / sizeof(char *), segments);
-  sput_fail_unless(strcmp(joined, "abc/def/ghi") == 0, "abc/def/ghi");
-  free(joined);
-}
-
-#endif /* _BOOTSTRAP_TEST_PATH */

test/test_string_utils.h

@@ -0,0 +1,21 @@
+#ifndef _BOOTSTRAP_TEST_STRING_UTILS
+#define _BOOTSTRAP_TEST_STRING_UTILS
+
+#include "sput.h"
+#include "string_utils.h"
+
+static void test_join_single() {
+  const char *segments[] = {"abc"};
+  char *joined = join(sizeof(segments) / sizeof(char *), segments, '/');
+  sput_fail_unless(strcmp(joined, "abc") == 0, "abc");
+  free(joined);
+}
+
+static void test_join_multiple() {
+  const char *segments[] = {"abc", "def", "ghi"};
+  char *joined = join(sizeof(segments) / sizeof(char *), segments, '/');
+  sput_fail_unless(strcmp(joined, "abc/def/ghi") == 0, "abc/def/ghi");
+  free(joined);
+}
+
+#endif /* _BOOTSTRAP_TEST_STRING_UTILS */