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author | Dennis Friis <peavey@placid.dk> | 2008-11-03 07:00:17 +0000 |
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committer | Dennis Friis <peavey@placid.dk> | 2008-11-03 07:00:17 +0000 |
commit | a7f3726a0a7f16bccb664871fe35e8d2f2572f00 (patch) | |
tree | 52d1d2d53186ea4a8bbeb0c879f7494a9771fde7 /misc/src/common/lock.c | |
parent | d569cd100a2f60ec99104a83c1e54306f94dd06f (diff) | |
download | tmwa-a7f3726a0a7f16bccb664871fe35e8d2f2572f00.tar.gz tmwa-a7f3726a0a7f16bccb664871fe35e8d2f2572f00.tar.bz2 tmwa-a7f3726a0a7f16bccb664871fe35e8d2f2572f00.tar.xz tmwa-a7f3726a0a7f16bccb664871fe35e8d2f2572f00.zip |
Do a bit of cleanup I never got around to do, before moving from my repo to sf.net
Diffstat (limited to 'misc/src/common/lock.c')
-rw-r--r-- | misc/src/common/lock.c | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/misc/src/common/lock.c b/misc/src/common/lock.c deleted file mode 100644 index 9a2205b..0000000 --- a/misc/src/common/lock.c +++ /dev/null @@ -1,37 +0,0 @@ - -#include <stdio.h> -#include "lock.h" - -// 書き込みファイルの保護処理 -// (書き込みが終わるまで、旧ファイルを保管しておく) - -// 新しいファイルの書き込み開始 -FILE* lock_fopen(const char* filename,int *info) { - char newfile[512]; - FILE *fp; - int no = 0; - - // 安全なファイル名を得る(手抜き) - do { - sprintf(newfile,"%s_%04d.tmp",filename,++no); - } while((fp = fopen(newfile,"r")) && (fclose(fp), no<9999) ); - *info = no; - return fopen(newfile,"w"); -} - -// 旧ファイルを削除&新ファイルをリネーム -int lock_fclose(FILE *fp,const char* filename,int *info) { - int ret = 0; - char newfile[512]; - if(fp != NULL) { - ret = fclose(fp); - sprintf(newfile,"%s_%04d.tmp",filename,*info); - remove(filename); - // このタイミングで落ちると最悪。 - rename(newfile,filename); - return ret; - } else { - return 1; - } -} - |