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Fix compiler warnings and remove unreachable code.

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FossilOrigin-Name: be190fe7826d157fc5acd84210095725b059e4f6
This commit is contained in:
drh
2015-08-08 22:47:47 +00:00
parent d50bd6b0aa
commit 027616d4ce
5 changed files with 13 additions and 42 deletions
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30
tool/sqldiff.c
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@ -844,36 +844,6 @@ static void putInt(unsigned int v, char **pz){
}
}
/*
** Read bytes from *pz and convert them into a positive integer. When
** finished, leave *pz pointing to the first character past the end of
** the integer. The *pLen parameter holds the length of the string
** in *pz and is decremented once for each character in the integer.
*/
static unsigned int getInt(const char **pz, int *pLen){
static const signed char zValue[] = {
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1,
-1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, 36,
-1, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, -1, -1, -1, 63, -1,
};
unsigned int v = 0;
int c;
unsigned char *z = (unsigned char*)*pz;
unsigned char *zStart = z;
while( (c = zValue[0x7f&*(z++)])>=0 ){
v = (v<<6) + c;
}
z--;
*pLen -= z - zStart;
*pz = (char*)z;
return v;
}
/*
** Return the number digits in the base-64 representation of a positive integer
*/