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| author | Yang Tse <yangsita@gmail.com> | 2012-04-14 15:12:30 +0200 |
|---|---|---|
| committer | Yang Tse <yangsita@gmail.com> | 2012-04-14 15:12:30 +0200 |
| commit | 48d13b44c660cdefaf1a921c974f43ee4df346a2 (patch) | |
| tree | f1326db7842054f785921620f6dc827665b844ca | |
| parent | 8b63b48627961c0bf880eb4d57cf24d6a828dcd2 (diff) | |
| download | gnurl-48d13b44c660cdefaf1a921c974f43ee4df346a2.tar.gz gnurl-48d13b44c660cdefaf1a921c974f43ee4df346a2.tar.bz2 gnurl-48d13b44c660cdefaf1a921c974f43ee4df346a2.zip | |
headers: require GCC 2.7 or newer in order to allow attribute GCC'isms usage
Usage in other code paths already protected and requiring even newer versions.
| -rw-r--r-- | lib/setup.h | 16 | ||||
| -rw-r--r-- | tests/server/tftp.h | 9 |
2 files changed, 16 insertions, 9 deletions
diff --git a/lib/setup.h b/lib/setup.h index 4bce5a93f..732b1a3b4 100644 --- a/lib/setup.h +++ b/lib/setup.h @@ -605,13 +605,17 @@ int netware_init(void); #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) #endif -/* Provide a mechanism to silence picky compilers, such as gcc 4.6+. - Parameters should of course normally not be unused, but for example when we - have multiple implementations of the same interface it may happen. */ -#ifndef __GNUC__ -#define UNUSED_PARAM /*NOTHING*/ +/* + * Provide a mechanism to silence picky compilers, such as gcc 4.6+. + * Parameters should of course normally not be unused, but for example when + * we have multiple implementations of the same interface it may happen. + */ + +#if defined(__GNUC__) && ((__GNUC__ >= 3) || \ + ((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7))) +# define UNUSED_PARAM __attribute__((__unused__)) #else -#define UNUSED_PARAM __attribute__((__unused__)) +# define UNUSED_PARAM /*NOTHING*/ #endif /* diff --git a/tests/server/tftp.h b/tests/server/tftp.h index 461ab9a36..0650efe6a 100644 --- a/tests/server/tftp.h +++ b/tests/server/tftp.h @@ -28,8 +28,11 @@ #define SEGSIZE 512 /* data segment size */ -#ifndef __GNUC__ -#define __attribute__(x) +#if defined(__GNUC__) && ((__GNUC__ >= 3) || \ + ((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7))) +# define PACKED_STRUCT __attribute__((__packed__)) +#else +# define PACKED_STRUCT /*NOTHING*/ #endif /* Using a packed struct as binary in a program is begging for problems, but @@ -40,7 +43,7 @@ struct tftphdr { short th_opcode; /* packet type */ unsigned short th_block; /* all sorts of things */ char th_data[1]; /* data or error string */ -} __attribute__ ((__packed__)); +} PACKED_STRUCT; #define th_stuff th_block #define th_code th_block |