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-rw-r--r--src/libgamma_LibgammaException.c83
1 files changed, 78 insertions, 5 deletions
diff --git a/src/libgamma_LibgammaException.c b/src/libgamma_LibgammaException.c
index ee94b98..5621a58 100644
--- a/src/libgamma_LibgammaException.c
+++ b/src/libgamma_LibgammaException.c
@@ -17,6 +17,9 @@
*/
#include "libgamma_LibgammaException.h"
+#include <stdlib.h>
+#include <string.h>
+
#include <libgamma.h>
@@ -32,7 +35,25 @@
* @return The name of the definition associated with the error code,
* {@code null} if the error code does not exist.
*/
-jstring Java_libgamma_LibgammaException_name_1of_1error(J, jint value);
+jstring Java_libgamma_LibgammaException_name_1of_1error(J, jint value)
+{
+ /* It is really unlikely that `malloc` returns `NULL` here
+ * and error handing makes this unnecessarily comples,
+ * therefore we will simply skip it. */
+
+ const char* do_not_free_this = libgamma_name_of_error(value);
+ char* this_will_be_freed;
+ size_t n;
+ if (do_not_free_this == NULL)
+ return NULL;
+
+ n = strlen(do_not_free_this) + 1;
+ this_will_be_freed = malloc(n * sizeof(char));
+ memcpy(this_will_be_freed, do_not_free_this, n * sizeof(char));
+
+ return (*env)->NewStringUTF(env, this_will_be_freed);
+ (void) class;
+}
/**
@@ -43,7 +64,18 @@ jstring Java_libgamma_LibgammaException_name_1of_1error(J, jint value);
* @return The error code, zero if the name is {@code null}
* or does not refer to a <tt>libgamma</tt> error.
*/
-jint Java_libgamma_LibgammaException_value_1of_1error(J, jstring name);
+jint Java_libgamma_LibgammaException_value_1of_1error(J, jstring name)
+{
+ const char* name_chars;
+ int rc;
+ if (name == NULL)
+ return 0;
+ name_chars = (*env)->GetStringUTFChars(env, name, NULL);
+ rc = libgamma_value_of_error(name_chars);
+ (*env)->ReleaseStringUTFChars(env, name, name_chars);
+ return rc;
+ (void) class;
+}
/**
@@ -51,7 +83,12 @@ jint Java_libgamma_LibgammaException_value_1of_1error(J, jstring name);
*
* @return The value that should go to {@link #group_gid}.
*/
-jint Java_libgamma_LibgammaException_libgamma_1group_1gid(J);
+jint Java_libgamma_LibgammaException_libgamma_1group_1gid(J)
+{
+ return libgamma_group_gid;
+ (void) env;
+ (void) class;
+}
/**
@@ -59,7 +96,25 @@ jint Java_libgamma_LibgammaException_libgamma_1group_1gid(J);
*
* @return The value that should go to {@link #group_name}.
*/
-jstring Java_libgamma_LibgammaException_libgamma_1group_1name(J);
+jstring Java_libgamma_LibgammaException_libgamma_1group_1name(J)
+{
+ /* It is really unlikely that `malloc` returns `NULL` here
+ * and error handing makes this unnecessarily comples,
+ * therefore we will simply skip it. */
+
+ const char* do_not_free_this = libgamma_group_name;
+ char* this_will_be_freed;
+ size_t n;
+ if (do_not_free_this == NULL)
+ return NULL;
+
+ n = strlen(do_not_free_this) + 1;
+ this_will_be_freed = malloc(n * sizeof(char));
+ memcpy(this_will_be_freed, do_not_free_this, n * sizeof(char));
+
+ return (*env)->NewStringUTF(env, this_will_be_freed);
+ (void) class;
+}
/**
@@ -68,5 +123,23 @@ jstring Java_libgamma_LibgammaException_libgamma_1group_1name(J);
* @param error_code The error code.
* @return A textual description of the error code.
*/
-jstring Java_libgamma_LibgammaException_strerror(J, jint error_code);
+jstring Java_libgamma_LibgammaException_strerror(J, jint error_code)
+{
+ /* It is really unlikely that `malloc` returns `NULL` here
+ * and error handing makes this unnecessarily comples,
+ * therefore we will simply skip it. */
+
+ const char* do_not_free_this = strerror(error_code);
+ char* this_will_be_freed;
+ size_t n;
+ if (do_not_free_this == NULL)
+ return NULL;
+
+ n = strlen(do_not_free_this) + 1;
+ this_will_be_freed = malloc(n * sizeof(char));
+ memcpy(this_will_be_freed, do_not_free_this, n * sizeof(char));
+
+ return (*env)->NewStringUTF(env, this_will_be_freed);
+ (void) class;
+}