[PATCH 2/5] util: use VIR_STRCAT instead of strcat

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Signed-off-by: Pavel Hrdina <phrdina@xxxxxxxxxx>
---
 cfg.mk                                | 14 ++++++++------
 src/storage/storage_backend_logical.c |  6 +++---
 src/test/test_driver.c                |  2 +-
 src/util/vircgroup.c                  |  4 +---
 src/xen/xend_internal.c               |  2 +-
 5 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/cfg.mk b/cfg.mk
index 22c655eac6..6646509206 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -390,6 +390,11 @@ sc_prohibit_strdup:
 	halt='use VIR_STRDUP, not strdup'				\
 	  $(_sc_search_regexp)
 
+sc_prohibit_strcat:
+	@prohibit='\<strn?cat\> *\('					\
+	halt='use VIR_STRCAT, not strcat'				\
+	  $(_sc_search_regexp)
+
 # Prefer virSetUIDGID.
 sc_prohibit_setuid:
 	@prohibit='\<set(re)?[ug]id\> *\('				\
@@ -994,12 +999,6 @@ sc_prohibit_not_streq:
 	halt='Use STRNEQ instead of !STREQ and STREQ instead of !STRNEQ'	\
 	  $(_sc_search_regexp)
 
-sc_prohibit_verbose_strcat:
-	@prohibit='strncat\([^,]*,\s+([^,]*),\s+strlen\(\1\)\)'     \
-	in_vc_files='\.[ch]$$'                                      \
-	halt='Use strcat(a, b) instead of strncat(a, b, strlen(b))' \
-	  $(_sc_search_regexp)
-
 # Ensure that each .c file containing a "main" function also
 # calls virGettextInitialize
 sc_gettext_init:
@@ -1134,6 +1133,9 @@ exclude_file_name_regexp--sc_prohibit_asprintf = \
 exclude_file_name_regexp--sc_prohibit_strdup = \
   ^(docs/|examples/|src/util/virstring\.c|tests/vir(netserverclient|cgroup)mock.c$$)
 
+exclude_file_name_regexp--sc_prohibit_strcat = \
+  ^(docs/|src/util/virstring\.c|tests/virstringtest\.c)$$
+
 exclude_file_name_regexp--sc_prohibit_close = \
   (\.p[yl]$$|\.spec\.in$$|^docs/|^(src/util/virfile\.c|src/libvirt-stream\.c|tests/vir.+mock\.c)$$)
 
diff --git a/src/storage/storage_backend_logical.c b/src/storage/storage_backend_logical.c
index 756c62e908..5e006a980a 100644
--- a/src/storage/storage_backend_logical.c
+++ b/src/storage/storage_backend_logical.c
@@ -201,11 +201,11 @@ virStorageBackendLogicalParseVolExtents(virStorageVolDefPtr vol,
     /* Allocate space for 'nextents' regex_unit strings plus a comma for each */
     if (VIR_ALLOC_N(regex, nextents * (strlen(regex_unit) + 1) + 1) < 0)
         goto cleanup;
-    strcat(regex, regex_unit);
+    VIR_STRCAT_INPLACE(regex, regex_unit);
     for (i = 1; i < nextents; i++) {
         /* "," is the separator of "devices" field */
-        strcat(regex, ",");
-        strcat(regex, regex_unit);
+        VIR_STRCAT_INPLACE(regex, ",");
+        VIR_STRCAT_INPLACE(regex, regex_unit);
     }
 
     if (VIR_ALLOC(reg) < 0)
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 5fef3f10b9..be887ec1bb 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -699,7 +699,7 @@ static char *testBuildFilename(const char *relativeTo,
             VIR_FREE(absFile);
             return NULL;
         }
-        strcat(absFile, filename);
+        ignore_value(VIR_STRCAT_INPLACE(absFile, filename));
         return absFile;
     } else {
         ignore_value(VIR_STRDUP(ret, filename));
diff --git a/src/util/vircgroup.c b/src/util/vircgroup.c
index 5aa1db5b14..e8210ca6eb 100644
--- a/src/util/vircgroup.c
+++ b/src/util/vircgroup.c
@@ -1299,10 +1299,8 @@ virCgroupSetPartitionSuffix(const char *path, char **res)
          */
         if (STRNEQ(tokens[i], "") &&
             !strchr(tokens[i], '.')) {
-            if (VIR_REALLOC_N(tokens[i],
-                              strlen(tokens[i]) + strlen(".partition") + 1) < 0)
+            if (VIR_STRCAT(tokens[i], ".partition") < 0)
                 goto cleanup;
-            strcat(tokens[i], ".partition");
         }
 
         if (virCgroupPartitionEscape(&(tokens[i])) < 0)
diff --git a/src/xen/xend_internal.c b/src/xen/xend_internal.c
index 605c3cdccf..1f9d4c6959 100644
--- a/src/xen/xend_internal.c
+++ b/src/xen/xend_internal.c
@@ -1824,7 +1824,7 @@ xenDaemonDomainPinVcpu(virConnectPtr conn,
     for (i = 0; i < maplen; i++) for (j = 0; j < 8; j++)
      if (cpumap[i] & (1 << j)) {
         snprintf(buf, sizeof(buf), "%zu,", (8 * i) + j);
-        strcat(mapstr, buf);
+        VIR_STRCAT_INPLACE(mapstr, buf);
     }
     mapstr[strlen(mapstr) - 1] = 0;
 
-- 
2.11.1

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