- const char *filespec2)
- {
- char *merged;
-
- if(!filespec1 && !filespec2)
- {
- DSOerr(DSO_F_DLFCN_MERGER,
- ERR_R_PASSED_NULL_PARAMETER);
- return(NULL);
- }
- /* If the first file specification is a rooted path, it rules.
- same goes if the second file specification is missing. */
- if (!filespec2 || filespec1[0] == '/')
- {
- merged = OPENSSL_malloc(strlen(filespec1) + 1);
- if(!merged)
- {
- DSOerr(DSO_F_DLFCN_MERGER,
- ERR_R_MALLOC_FAILURE);
- return(NULL);
- }
- strcpy(merged, filespec1);
- }
- /* If the first file specification is missing, the second one rules. */
- else if (!filespec1)
- {
- merged = OPENSSL_malloc(strlen(filespec2) + 1);
- if(!merged)
- {
- DSOerr(DSO_F_DLFCN_MERGER,
- ERR_R_MALLOC_FAILURE);
- return(NULL);
- }
- strcpy(merged, filespec2);
- }
- else
- /* This part isn't as trivial as it looks. It assumes that
- the second file specification really is a directory, and
- makes no checks whatsoever. Therefore, the result becomes
- the concatenation of filespec2 followed by a slash followed
- by filespec1. */
- {
- int spec2len, len;
-
- spec2len = (filespec2 ? strlen(filespec2) : 0);
- len = spec2len + (filespec1 ? strlen(filespec1) : 0);
-
- if(filespec2 && filespec2[spec2len - 1] == '/')
- {
- spec2len--;
- len--;
- }
- merged = OPENSSL_malloc(len + 2);
- if(!merged)
- {
- DSOerr(DSO_F_DLFCN_MERGER,
- ERR_R_MALLOC_FAILURE);
- return(NULL);
- }
- strcpy(merged, filespec2);
- merged[spec2len] = '/';
- strcpy(&merged[spec2len + 1], filespec1);
- }
- return(merged);
- }
+ const char *filespec2)
+{
+ char *merged;
+
+ if (!filespec1 && !filespec2) {
+ DSOerr(DSO_F_DLFCN_MERGER, ERR_R_PASSED_NULL_PARAMETER);
+ return (NULL);
+ }
+ /*
+ * If the first file specification is a rooted path, it rules. same goes
+ * if the second file specification is missing.
+ */
+ if (!filespec2 || (filespec1 != NULL && filespec1[0] == '/')) {
+ merged = OPENSSL_malloc(strlen(filespec1) + 1);
+ if (!merged) {
+ DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ strcpy(merged, filespec1);
+ }
+ /*
+ * If the first file specification is missing, the second one rules.
+ */
+ else if (!filespec1) {
+ merged = OPENSSL_malloc(strlen(filespec2) + 1);
+ if (!merged) {
+ DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ strcpy(merged, filespec2);
+ } else
+ /*
+ * This part isn't as trivial as it looks. It assumes that the
+ * second file specification really is a directory, and makes no
+ * checks whatsoever. Therefore, the result becomes the
+ * concatenation of filespec2 followed by a slash followed by
+ * filespec1.
+ */
+ {
+ int spec2len, len;
+
+ spec2len = strlen(filespec2);
+ len = spec2len + (filespec1 ? strlen(filespec1) : 0);
+
+ if (filespec2 && filespec2[spec2len - 1] == '/') {
+ spec2len--;
+ len--;
+ }
+ merged = OPENSSL_malloc(len + 2);
+ if (!merged) {
+ DSOerr(DSO_F_DLFCN_MERGER, ERR_R_MALLOC_FAILURE);
+ return (NULL);
+ }
+ strcpy(merged, filespec2);
+ merged[spec2len] = '/';
+ strcpy(&merged[spec2len + 1], filespec1);
+ }
+ return (merged);
+}
+
+# ifdef OPENSSL_SYS_MACOSX
+# define DSO_ext ".dylib"
+# define DSO_extlen 6
+# else
+# define DSO_ext ".so"
+# define DSO_extlen 3
+# endif