add calling of regfree()

diff --git a/sample/posix.c b/sample/posix.c
index 65bcf5142d9add44ff5a2e098818831fed3a974e..35ccb68d5b59ad6ccf50101adeac4b67dbbf7525 100644 (file)
--- a/sample/posix.c
+++ b/sample/posix.c
@@ -16,6 +16,7 @@ static int x(regex_t* reg, unsigned char* pattern, unsigned char* str)
   if (r != 0 && r != REG_NOMATCH) {
     regerror(r, reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(reg);
     return -1;
   }
 
@@ -28,6 +29,7 @@ static int x(regex_t* reg, unsigned char* pattern, unsigned char* str)
       fprintf(stderr, "%d: %d-%d\n", i, pmatch[i].rm_so, pmatch[i].rm_eo);
     }
   }
+  regfree(reg);
   return 0;
 }
 
@@ -46,6 +48,7 @@ extern int main(int argc, char* argv[])
   if (r) {
     regerror(r, &reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(&reg);
     return -1;
   }
   x(&reg, pattern, (UChar* )"aaabbbbd");
@@ -56,6 +59,7 @@ extern int main(int argc, char* argv[])
   if (r) {
     regerror(r, &reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(&reg);
     return -1;
   }
   x(&reg, pattern, (UChar* )"a+b{2,7}d?|uuu");
@@ -66,6 +70,7 @@ extern int main(int argc, char* argv[])
   if (r) {
     regerror(r, &reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(&reg);
     return -1;
   }
   x(&reg, pattern, (UChar* )"aaaabbbbbbd");
@@ -77,6 +82,7 @@ extern int main(int argc, char* argv[])
   if (r) {
     regerror(r, &reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(&reg);
     return -1;
   }
   x(&reg, pattern, (UChar* )"aaabbbbd)");
@@ -86,11 +92,11 @@ extern int main(int argc, char* argv[])
   if (r) {
     regerror(r, &reg, buf, sizeof(buf));
     fprintf(stderr, "ERROR: %s\n", buf);
+    regfree(&reg);
     return -1;
   }
   x(&reg, pattern, (UChar* )"a\nb\n");
 
-  regfree(&reg);
   onig_end();
   return 0;
 }