scanner.l: fix a few implicit conversion warnings

  LEX      src/liboconfig/scanner.c
  CC       src/liboconfig/liboconfig_la-scanner.lo
src/liboconfig/scanner.l:113:12: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        int len = strlen (yytext);
            ~~~   ^~~~~~~~~~~~~~~
src/liboconfig/scanner.l:129:12: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
        int len = strlen (yytext);
            ~~~   ^~~~~~~~~~~~~~~

diff --git a/src/liboconfig/scanner.l b/src/liboconfig/scanner.l
index 4858003..a9c733e 100644 (file)
--- a/src/liboconfig/scanner.l
+++ b/src/liboconfig/scanner.l
@@ -110,7 +110,7 @@ IPV6_ADDR ({IPV6_BASE})|(\[{IPV6_BASE}\](:{PORT})?)
 {UNQUOTED_STRING}      {yylval.string = yytext; return (UNQUOTED_STRING);}
 
 \"{QUOTED_STRING}\\{EOL} {
-       int len = strlen (yytext);
+       size_t len = strlen (yytext);
 
        ml_pos = 0;
 
@@ -126,7 +126,7 @@ IPV6_ADDR ({IPV6_BASE})|(\[{IPV6_BASE}\](:{PORT})?)
 }
 <ML>^{WHITE_SPACE}+ {/* remove leading white-space */}
 <ML>{NON_WHITE_SPACE}{QUOTED_STRING}\\{EOL} {
-       int len = strlen (yytext);
+       size_t len = strlen (yytext);
 
        /* remove "\\<EOL>" */
        if ('\r' == yytext[len - 2])
@@ -147,7 +147,7 @@ IPV6_ADDR ({IPV6_BASE})|(\[{IPV6_BASE}\](:{PORT})?)
 %%
 static void ml_append (char *string)
 {
-       int len = strlen (string);
+       size_t len = strlen (string);
        int s;
 
        if (ml_free <= len) {