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Fixed implicit function declaration warnings #1

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Fixed implicit function declaration warnings #1

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e9a5078
Fixed compilation dependencies
aselafernando Jan 22, 2026
f3a1e1f
Added function prototypes
aselafernando Jan 22, 2026
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20 changes: 20 additions & 0 deletions m4api.c
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@

#include <stdio.h>
#include <usb.h>
#include <strings.h>

#include "m4api.h"

Expand Down Expand Up @@ -130,6 +131,25 @@ struct m4ConfigField m4ConfigFields[47] = {
#define WRITE_ENDPOINT 0x01
#define TIMEOUT 3000

/* Function Prototypes */
int m4ConfigField(char const *name);
void m4PrintDiag(char *buf);
int m4SetBinary(usb_dev_handle *dev, struct m4ConfigField *field, char const *val);
int m4SetConfig(usb_dev_handle *dev, struct m4ConfigField *field, char const *strval);
int m4SetInteger(usb_dev_handle *dev, enum m4FieldID fid, int val);
int m4GetInteger(usb_dev_handle *dev, enum m4FieldID fid, int *out);
int m4SetFloat(usb_dev_handle *dev, enum m4FieldID fid, float val);
int m4GetFloat(usb_dev_handle *dev, enum m4FieldID fid, float *out);
int m4ParseValue(enum m4Type type, char const *strval, char *buf);
int m4GetConfig(usb_dev_handle *dev, struct m4ConfigField *field, char *buf);
void m4PrintVal(enum m4Type type, float val);
float m4GetVal(enum m4Type type, char *posn);
int m4GetDiag (usb_dev_handle *dev, struct m4Diagnostics *diag);
int m4CheckVersion(char *buf);
int m4FetchDiag (usb_dev_handle *dev, char *buf);
usb_dev_handle *m4Init();
int m4Write(usb_dev_handle *dev, unsigned char *buf, unsigned int len, int timeout);
int m4Read(usb_dev_handle *dev, unsigned char *buf, unsigned int len, int timeout);

static usb_dev_handle *m4InitUSB() {
struct usb_bus *bus;
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2 changes: 2 additions & 0 deletions m4ctl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,8 @@

#include <stdio.h>
#include <usb.h>
#include <time.h>
#include <string.h>

#include "m4api.h"

Expand Down