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Use LOCK_{SH,EX} on Hurd

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This commit is contained in:
Sebastian Ramacher 2019-01-20 17:35:32 +01:00
parent 34ee70f3d6
commit b1ff520277
1 changed files with 11 additions and 4 deletions
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15
zathura/database-plain.c
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@ -36,12 +36,19 @@
#ifdef __GNU__
#include <sys/file.h>
#define FILE_LOCK_WRITE LOCK_EX
#define FILE_LOCK_READ LOCK_SH
static int
file_lock_set(int fd, int cmd)
{
return flock(fd, cmd);
}
#else
#define FILE_LOCK_WRITE F_WRLCK
#define FILE_LOCK_READ F_RDLCK
static int
file_lock_set(int fd, short cmd)
{
@ -658,7 +665,7 @@ zathura_db_read_key_file_from_file(const char* path)
return NULL;
}
/* and lock it */
if (file_lock_set(fileno(file), F_WRLCK) != 0) {
if (file_lock_set(fileno(file), FILE_LOCK_WRITE) != 0) {
fclose(file);
return NULL;
}
@ -732,7 +739,7 @@ zathura_db_write_key_file_to_file(const char* file, GKeyFile* key_file)
return;
}
if (file_lock_set(fd, F_WRLCK) != 0 || write(fd, content, strlen(content)) == 0) {
if (file_lock_set(fd, FILE_LOCK_READ) != 0 || write(fd, content, strlen(content)) == 0) {
girara_error("Failed to write to %s", file);
}
close(fd);
@ -785,7 +792,7 @@ plain_io_read(GiraraInputHistoryIO* db)
}
/* read input history file */
if (file_lock_set(fileno(file), F_RDLCK) != 0) {
if (file_lock_set(fileno(file), FILE_LOCK_READ) != 0) {
fclose(file);
return NULL;
}
@ -819,7 +826,7 @@ plain_io_append(GiraraInputHistoryIO* db, const char* input)
}
/* read input history file */
if (file_lock_set(fileno(file), F_WRLCK) != 0) {
if (file_lock_set(fileno(file), FILE_LOCK_WRITE) != 0) {
fclose(file);
return;
}