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readahead: bring export definition of sd-readahead in line with sd-daemon

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This commit is contained in:
Lennart Poettering 2012-01-03 20:34:09 +01:00
parent 4cfc6dbe52
commit 4f3656e1ce
2 changed files with 14 additions and 10 deletions
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14
src/readahead/sd-readahead.c
View file

@ -37,6 +37,18 @@
#include "sd-readahead.h"
#if (__GNUC__ >= 4)
#ifdef SD_EXPORT_SYMBOLS
/* Export symbols */
#define _sd_export_ __attribute__ ((visibility("default")))
#else
/* Don't export the symbols */
#define _sd_export_ __attribute__ ((visibility("hidden")))
#endif
#else
#define _sd_export_
#endif
static int touch(const char *path) {
#if !defined(DISABLE_SYSTEMD) && defined(__linux__)
@ -60,7 +72,7 @@ static int touch(const char *path) {
return 0;
}
int sd_readahead(const char *action) {
_sd_export_ int sd_readahead(const char *action) {
if (!action)
return -EINVAL;

10
src/readahead/sd-readahead.h
View file

@ -56,14 +56,6 @@ extern "C" {
See sd-readahead(7) for more information.
*/
#ifndef _sd_hidden_
#if (__GNUC__ >= 4) && !defined(SD_EXPORT_SYMBOLS)
#define _sd_hidden_ __attribute__ ((visibility("hidden")))
#else
#define _sd_hidden_
#endif
#endif
/*
Controls ongoing disk read-ahead operations during boot-up. The argument
must be a string, and either "cancel", "done" or "noreplay".
@ -72,7 +64,7 @@ extern "C" {
done = terminate read-ahead data collection, keep collected information
noreplay = terminate read-ahead replay
*/
int sd_readahead(const char *action) _sd_hidden_;
int sd_readahead(const char *action);
#ifdef __cplusplus
}