Link: port to new ethtool ETHTOOL_xLINKSETTINGS

[elogind.git] / src / basic / extract-word.c

diff --git a/src/basic/extract-word.c b/src/basic/extract-word.c
index a03bb92861231dba9c6a16935827f4e51ccff89c..bace3c183671e373a83bcf4ce4655a631b0bb8de 100644 (file)
--- a/src/basic/extract-word.c
+++ b/src/basic/extract-word.c
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
 /***
   This file is part of systemd.
 
@@ -19,12 +17,22 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
+#include <errno.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <syslog.h>
+
 #include "alloc-util.h"
 #include "escape.h"
 #include "extract-word.h"
+#include "log.h"
+#include "macro.h"
 #include "string-util.h"
 #include "utf8.h"
-#include "util.h"
 
 int extract_first_word(const char **p, char **ret, const char *separators, ExtractFlags flags) {
         _cleanup_free_ char *s = NULL;
@@ -55,12 +63,12 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                 if (!GREEDY_REALLOC(s, allocated, sz+1))
                         return -ENOMEM;
 
-        for (;; (*p) ++, c = **p) {
+        for (;; (*p)++, c = **p) {
                 if (c == 0)
                         goto finish_force_terminate;
                 else if (strchr(separators, c)) {
                         if (flags & EXTRACT_DONT_COALESCE_SEPARATORS) {
-                                (*p) ++;
+                                (*p)++;
                                 goto finish_force_next;
                         }
                 } else {
@@ -73,7 +81,7 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                 }
         }
 
-        for (;; (*p) ++, c = **p) {
+        for (;; (*p)++, c = **p) {
                 if (backslash) {
                         if (!GREEDY_REALLOC(s, allocated, sz+7))
                                 return -ENOMEM;
@@ -97,9 +105,10 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                         }
 
                         if (flags & EXTRACT_CUNESCAPE) {
-                                uint32_t u;
+                                bool eight_bit = false;
+                                char32_t u;
 
-                                r = cunescape_one(*p, (size_t) -1, &c, &u);
+                                r = cunescape_one(*p, (size_t) -1, &u, &eight_bit);
                                 if (r < 0) {
                                         if (flags & EXTRACT_CUNESCAPE_RELAX) {
                                                 s[sz++] = '\\';
@@ -109,10 +118,10 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                                 } else {
                                         (*p) += r - 1;
 
-                                        if (c != 0)
-                                                s[sz++] = c; /* normal explicit char */
+                                        if (eight_bit)
+                                                s[sz++] = u;
                                         else
-                                                sz += utf8_encode_unichar(s + sz, u); /* unicode chars we'll encode as utf8 */
+                                                sz += utf8_encode_unichar(s + sz, u);
                                 }
                         } else
                                 s[sz++] = c;
@@ -120,7 +129,7 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                         backslash = false;
 
                 } else if (quote) {     /* inside either single or double quotes */
-                        for (;; (*p) ++, c = **p) {
+                        for (;; (*p)++, c = **p) {
                                 if (c == 0) {
                                         if (flags & EXTRACT_RELAX)
                                                 goto finish_force_terminate;
@@ -140,7 +149,7 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                         }
 
                 } else {
-                        for (;; (*p) ++, c = **p) {
+                        for (;; (*p)++, c = **p) {
                                 if (c == 0)
                                         goto finish_force_terminate;
                                 else if ((c == '\'' || c == '"') && (flags & EXTRACT_QUOTES)) {
@@ -151,11 +160,11 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
                                         break;
                                 } else if (strchr(separators, c)) {
                                         if (flags & EXTRACT_DONT_COALESCE_SEPARATORS) {
-                                                (*p) ++;
+                                                (*p)++;
                                                 goto finish_force_next;
                                         }
                                         /* Skip additional coalesced separators. */
-                                        for (;; (*p) ++, c = **p) {
+                                        for (;; (*p)++, c = **p) {
                                                 if (c == 0)
                                                         goto finish_force_terminate;
                                                 if (!strchr(separators, c))
@@ -190,8 +199,7 @@ finish_force_next:
         return 1;
 }
 
-/// UNNEEDED by elogind
-#if 0
+#if 0 /// UNNEEDED by elogind
 int extract_first_word_and_warn(
                 const char **p,
                 char **ret,