preparatory patch for -Wwrite-strings #1

[oweals/busybox.git] / coreutils / printf.c

diff --git a/coreutils/printf.c b/coreutils/printf.c
index 0e818354fed21e8d30c35c9d3aa7111c9c508079..924499b29511b5e25e7429584717376f8841fe42 100644 (file)
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -42,11 +42,11 @@
 
 static int print_formatted(char *format, int argc, char **argv);
 static void print_direc(char *start, size_t length,
-                       int field_width, int precision, char *argument);
+               int field_width, int precision, const char *argument);
 
-typedef void (*converter)(char *arg, void *result);
+typedef void (*converter)(const char *arg, void *result);
 
-static void multiconvert(char *arg, void *result, converter convert)
+static void multiconvert(const char *arg, void *result, converter convert)
 {
        char s[16];
        if (*arg == '"' || *arg == '\'') {
@@ -58,15 +58,15 @@ static void multiconvert(char *arg, void *result, converter convert)
                fputs(arg, stderr);
 }
 
-static void conv_strtoul(char *arg, void *result)
+static void conv_strtoul(const char *arg, void *result)
 {
        *(unsigned long*)result = bb_strtoul(arg, NULL, 10);
 }
-static void conv_strtol(char *arg, void *result)
+static void conv_strtol(const char *arg, void *result)
 {
        *(long*)result = bb_strtol(arg, NULL, 10);
 }
-static void conv_strtod(char *arg, void *result)
+static void conv_strtod(const char *arg, void *result)
 {
        char *end;
        /* Well, this one allows leading whitespace... so what */
@@ -75,21 +75,21 @@ static void conv_strtod(char *arg, void *result)
        if (end[0]) errno = ERANGE;
 }
 
-static unsigned long my_xstrtoul(char *arg)
+static unsigned long my_xstrtoul(const char *arg)
 {
        unsigned long result;
        multiconvert(arg, &result, conv_strtoul);
        return result;
 }
 
-static long my_xstrtol(char *arg)
+static long my_xstrtol(const char *arg)
 {
        long result;
        multiconvert(arg, &result, conv_strtol);
        return result;
 }
 
-static double my_xstrtod(char *arg)
+static double my_xstrtod(const char *arg)
 {
        double result;
        multiconvert(arg, &result, conv_strtod);
@@ -239,7 +239,7 @@ static int print_formatted(char *format, int argc, char **argv)
 
 static void
 print_direc(char *start, size_t length, int field_width, int precision,
-                       char *argument)
+               const char *argument)
 {
        char *p;                /* Null-terminated copy of % directive. */