X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fbasic%2Fparse-util.c;h=90bae7149559ee6001bf25b69341fd1da765b583;hb=71227310a62a616a0d9356fe0506e01f47c76eb3;hp=29012b837638b059dc8bb533a9da0c732b612382;hpb=07045a1a92c839fd2af80bd0c060a595021bc3b3;p=elogind.git

diff --git a/src/basic/parse-util.c b/src/basic/parse-util.c
index 29012b837..90bae7149 100644
--- a/src/basic/parse-util.c
+++ b/src/basic/parse-util.c
@@ -23,7 +23,9 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-//#include <xlocale.h>
+#if defined(__GLIBC__)
+#  include <xlocale.h>
+#endif // defined(__GLIBC__)
 
 #include "alloc-util.h"
 //#include "extract-word.h"
@@ -507,7 +509,7 @@ int parse_fractional_part_u(const char **p, size_t digits, unsigned *res) {
         s = *p;
 
         /* accept any number of digits, strtoull is limted to 19 */
-        for(i=0; i < digits; i++,s++) {
+        for (i=0; i < digits; i++,s++) {
                 if (*s < '0' || *s > '9') {
                         if (i == 0)
                                 return -EINVAL;
@@ -534,3 +536,22 @@ int parse_fractional_part_u(const char **p, size_t digits, unsigned *res) {
 
         return 0;
 }
+
+int parse_percent(const char *p) {
+        const char *pc, *n;
+        unsigned v;
+        int r;
+
+        pc = endswith(p, "%");
+        if (!pc)
+                return -EINVAL;
+
+        n = strndupa(p, pc - p);
+        r = safe_atou(n, &v);
+        if (r < 0)
+                return r;
+        if (v > 100)
+                return -ERANGE;
+
+        return (int) v;
+}