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labels: make lookup_labels and is_extern take a const char *

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Whenever we can, we should constipate our arguments...

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2017-03-14 18:41:25 -07:00
parent 8753425472
commit 785ffb95da
2 changed files with 5 additions and 5 deletions
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6
asm/labels.c
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@ -147,7 +147,7 @@ static void out_symdef(char *name, int32_t segment, int64_t offset,
* given label name. Creates a new one, if it isn't found, and if
* `create' is true.
*/
static union label *find_label(char *label, int create, int *created)
static union label *find_label(const char *label, int create, int *created)
{
char *prev;
int prevlen, len;
@ -203,7 +203,7 @@ static union label *find_label(char *label, int create, int *created)
return lfree++;
}
bool lookup_label(char *label, int32_t *segment, int64_t *offset)
bool lookup_label(const char *label, int32_t *segment, int64_t *offset)
{
union label *lptr;
@ -220,7 +220,7 @@ bool lookup_label(char *label, int32_t *segment, int64_t *offset)
return false;
}
bool is_extern(char *label)
bool is_extern(const char *label)
{
union label *lptr;

4
include/labels.h
View File

@ -43,8 +43,8 @@
extern char lprefix[PREFIX_MAX];
extern char lpostfix[PREFIX_MAX];
bool lookup_label(char *label, int32_t *segment, int64_t *offset);
bool is_extern(char *label);
bool lookup_label(const char *label, int32_t *segment, int64_t *offset);
bool is_extern(const char *label);
void define_label(char *label, int32_t segment, int64_t offset, char *special,
bool is_norm, bool isextrn);
void redefine_label(char *label, int32_t segment, int64_t offset, char *special,