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Add documented patch series and build instructions

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This commit is contained in:
Christoph
2025-12-14 13:20:03 +01:00
parent 8f89723b4f
commit 9a972c418a
5 changed files with 742 additions and 1 deletions
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364
patches/0001-Fix-utime-usage-for-modern-glibc.patch Normal file
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@@ -0,0 +1,364 @@
From f7567c55126775c1c40ca77f77e7109de522c709 Mon Sep 17 00:00:00 2001
From: Christoph <ckubu@oopen.de>
Date: Sun, 14 Dec 2025 11:48:10 +0100
Subject: [PATCH 1/4] Fix utime() usage for modern glibc
---
src/osdep/unix/mbx.c | 12 ++++++------
src/osdep/unix/mmdf.c | 10 +++++-----
src/osdep/unix/mtx.c | 16 ++++++++--------
src/osdep/unix/os_slx.h | 20 ++++++++++++++++++++
src/osdep/unix/tenex.c | 16 ++++++++--------
src/osdep/unix/unix.c | 11 ++++++-----
6 files changed, 53 insertions(+), 32 deletions(-)
diff --git a/src/osdep/unix/mbx.c b/src/osdep/unix/mbx.c
index 1ece5d8..251ccfb 100644
--- a/src/osdep/unix/mbx.c
+++ b/src/osdep/unix/mbx.c
@@ -300,7 +300,7 @@ int mbx_isvalid (MAILSTREAM **stream,char *name,char *tmp,int *ld,char *lock,
if (sbuf.st_ctime > sbuf.st_atime) {
tp[0] = sbuf.st_atime; /* preserve atime and mtime */
tp[1] = sbuf.st_mtime;
- utime (tmp,tp); /* set the times */
+ set_utime_from_tp (tmp,tp); /* set the times */
}
}
/* in case INBOX but not mbx format */
@@ -774,7 +774,7 @@ void mbx_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags)
stream->user_flags[LOCAL->ffuserflag]) || (oldpid != LOCAL->lastpid))
mbx_update_header (stream);
tp[0] = time (0); /* make sure read comes after all that */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
if (LOCAL->ld >= 0) { /* unlock now */
unlockfd (LOCAL->ld,LOCAL->lock);
@@ -1073,7 +1073,7 @@ long mbx_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
close (fd); /* close the file */
MM_NOCRITICAL (stream); /* release critical */
unlockfd (ld,lock); /* release exclusive parse/append permission */
@@ -1211,7 +1211,7 @@ long mbx_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
fclose (df); /* close the file */
MM_NOCRITICAL (dstream); /* release critical */
}
@@ -1444,7 +1444,7 @@ long mbx_parse (MAILSTREAM *stream)
time_t tp[2];
tp[0] = time (0);
tp[1] = LOCAL->filetime;
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
stream->silent = silent; /* can pass up events now */
mail_exists (stream,nmsgs); /* notify upper level of new mailbox size */
@@ -1812,7 +1812,7 @@ unsigned long mbx_rewrite (MAILSTREAM *stream,unsigned long *reclaimed,
fstat (LOCAL->fd,&sbuf); /* get new write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* reset atime to now */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
unlockfd (ld,lock); /* release exclusive parse/append permission */
/* notify upper level of new mailbox size */
mail_exists (stream,stream->nmsgs);
diff --git a/src/osdep/unix/mmdf.c b/src/osdep/unix/mmdf.c
index e962434..968e306 100644
--- a/src/osdep/unix/mmdf.c
+++ b/src/osdep/unix/mmdf.c
@@ -379,7 +379,7 @@ long mmdf_isvalid (char *name,char *tmp)
if ((sbuf.st_ctime > sbuf.st_atime) || (sbuf.st_mtime > sbuf.st_atime)) {
tp[0] = sbuf.st_atime; /* preserve atime and mtime */
tp[1] = sbuf.st_mtime;
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
}
}
}
@@ -1131,7 +1131,7 @@ long mmdf_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
else tp[0] = /* else preserve \Marked status */
((sbuf.st_ctime > sbuf.st_atime) || (sbuf.st_mtime > sbuf.st_atime)) ?
sbuf.st_atime : tp[1];
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
mmdf_unlock (fd,NIL,&lock); /* unlock and close mailbox */
if (tstream) { /* update last UID if we can */
MMDFLOCAL *local = (MMDFLOCAL *) tstream->local;
@@ -1292,7 +1292,7 @@ long mmdf_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
ret = NIL; /* return error */
}
else tp[0] = tp[1] - 1; /* set atime to now-1 if successful copy */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
fclose (sf); /* done with scratch file */
/* force UIDVALIDITY assignment now */
if (tstream && !tstream->uid_validity) tstream->uid_validity = time (0);
@@ -1550,7 +1550,7 @@ void mmdf_unlock (int fd,MAILSTREAM *stream,DOTLOCK *lock)
}
else now = 0; /* no time change needed */
/* set the times, note change */
- if (now && !utime (stream->mailbox,tp)) LOCAL->filetime = tp[1];
+ if (now && !set_utime_from_tp(stream->mailbox,tp)) LOCAL->filetime = tp[1];
}
flock (fd,LOCK_UN); /* release flock'ers */
if (!stream) close (fd); /* close the file if no stream */
@@ -2393,7 +2393,7 @@ long mmdf_rewrite (MAILSTREAM *stream,unsigned long *nexp,DOTLOCK *lock,
/* set atime to now, mtime a second earlier */
tp[1] = (tp[0] = time (0)) - 1;
/* set the times, note change */
- if (!utime (stream->mailbox,tp)) LOCAL->filetime = tp[1];
+ if (!set_utime_from_tp(stream->mailbox,tp)) LOCAL->filetime = tp[1];
close (LOCAL->fd); /* close and reopen file */
if ((LOCAL->fd = open (stream->mailbox,O_RDWR,
(long) mail_parameters (NIL,GET_MBXPROTECTION,NIL)))
diff --git a/src/osdep/unix/mtx.c b/src/osdep/unix/mtx.c
index 8e6f76e..b00cebf 100644
--- a/src/osdep/unix/mtx.c
+++ b/src/osdep/unix/mtx.c
@@ -196,7 +196,7 @@ int mtx_isvalid (char *name,char *tmp)
if (sbuf.st_ctime > sbuf.st_atime) {
tp[0] = sbuf.st_atime; /* preserve atime and mtime */
tp[1] = sbuf.st_mtime;
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
}
}
}
@@ -565,7 +565,7 @@ void mtx_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags)
fstat (LOCAL->fd,&sbuf); /* get current write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure read comes after all that */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
@@ -834,7 +834,7 @@ long mtx_expunge (MAILSTREAM *stream,char *sequence,long options)
fstat (LOCAL->fd,&sbuf); /* get new write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* reset atime to now */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
MM_NOCRITICAL (stream); /* release critical */
/* notify upper level of new mailbox size */
mail_exists (stream,stream->nmsgs);
@@ -929,7 +929,7 @@ long mtx_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
close (fd); /* close the file */
unlockfd (ld,lock); /* release exclusive parse/append permission */
MM_NOCRITICAL (stream); /* release critical */
@@ -946,7 +946,7 @@ long mtx_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
fstat (LOCAL->fd,&sbuf); /* get current write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure atime remains greater */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
if (ret && mail_parameters (NIL,GET_COPYUID,NIL))
@@ -1062,7 +1062,7 @@ long mtx_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
fclose (df); /* close the file */
unlockfd (ld,lock); /* release exclusive parse/append permission */
MM_NOCRITICAL (stream); /* release critical */
@@ -1212,7 +1212,7 @@ long mtx_parse (MAILSTREAM *stream)
time_t tp[2];
tp[0] = time (0);
tp[1] = LOCAL->filetime;
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
stream->silent = silent; /* can pass up events now */
mail_exists (stream,nmsgs); /* notify upper level of new mailbox size */
@@ -1312,7 +1312,7 @@ void mtx_update_status (MAILSTREAM *stream,unsigned long msgno,long syncflag)
fstat (LOCAL->fd,&sbuf); /* get new write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure read is later */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
}
diff --git a/src/osdep/unix/os_slx.h b/src/osdep/unix/os_slx.h
index b5f39ff..a316317 100644
--- a/src/osdep/unix/os_slx.h
+++ b/src/osdep/unix/os_slx.h
@@ -50,6 +50,26 @@
#include <syslog.h>
#include <sys/file.h>
+#include <utime.h>
+
+static inline int set_utime_from_tp (const char *path, time_t *tp)
+{
+ struct utimbuf ub;
+ ub.actime = tp[0];
+ ub.modtime = tp[1];
+ return utime (path, &ub);
+}
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int safe_flock (int fd, int operation);
+
+#ifdef __cplusplus
+}
+#endif
+
/* Linux gets this wrong */
diff --git a/src/osdep/unix/tenex.c b/src/osdep/unix/tenex.c
index eee61fb..fd03c23 100644
--- a/src/osdep/unix/tenex.c
+++ b/src/osdep/unix/tenex.c
@@ -203,7 +203,7 @@ int tenex_isvalid (char *name,char *tmp)
if (sbuf.st_ctime > sbuf.st_atime) {
tp[0] = sbuf.st_atime; /* preserve atime and mtime */
tp[1] = sbuf.st_mtime;
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
}
}
}
@@ -654,7 +654,7 @@ void tenex_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags)
fstat (LOCAL->fd,&sbuf); /* get current write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure read comes after all that */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
@@ -924,7 +924,7 @@ long tenex_expunge (MAILSTREAM *stream,char *sequence,long options)
fstat (LOCAL->fd,&sbuf); /* get new write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* reset atime to now */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
MM_NOCRITICAL (stream); /* release critical */
/* notify upper level of new mailbox size */
mail_exists (stream,stream->nmsgs);
@@ -1019,7 +1019,7 @@ long tenex_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
close (fd); /* close the file */
unlockfd (ld,lock); /* release exclusive parse/append permission */
MM_NOCRITICAL (stream); /* release critical */
@@ -1036,7 +1036,7 @@ long tenex_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
fstat (LOCAL->fd,&sbuf); /* get current write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure atime remains greater */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
if (ret && mail_parameters (NIL,GET_COPYUID,NIL))
@@ -1159,7 +1159,7 @@ long tenex_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
/* else preserve \Marked status */
else tp[0] = (sbuf.st_ctime > sbuf.st_atime) ? sbuf.st_atime : time(0);
tp[1] = sbuf.st_mtime; /* preserve mtime */
- utime (file,tp); /* set the times */
+ set_utime_from_tp(file,tp); /* set the times */
fclose (df); /* close the file */
unlockfd (ld,lock); /* release exclusive parse/append permission */
MM_NOCRITICAL (stream); /* release critical */
@@ -1324,7 +1324,7 @@ long tenex_parse (MAILSTREAM *stream)
time_t tp[2];
tp[0] = time (0);
tp[1] = LOCAL->filetime;
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
stream->silent = silent; /* can pass up events now */
mail_exists (stream,nmsgs); /* notify upper level of new mailbox size */
@@ -1424,7 +1424,7 @@ void tenex_update_status (MAILSTREAM *stream,unsigned long msgno,long syncflag)
fstat (LOCAL->fd,&sbuf); /* get new write time */
tp[1] = LOCAL->filetime = sbuf.st_mtime;
tp[0] = time (0); /* make sure read is later */
- utime (stream->mailbox,tp);
+ set_utime_from_tp(stream->mailbox,tp);
}
}
}
diff --git a/src/osdep/unix/unix.c b/src/osdep/unix/unix.c
index be3c437..58638d6 100644
--- a/src/osdep/unix/unix.c
+++ b/src/osdep/unix/unix.c
@@ -45,6 +45,7 @@ extern int errno; /* just in case */
#include "mail.h"
#include "osdep.h"
#include <time.h>
+#include <utime.h>
#include <sys/stat.h>
#include "unix.h"
#include "pseudo.h"
@@ -228,7 +229,7 @@ DRIVER *unix_valid (char *name)
if ((sbuf.st_ctime > sbuf.st_atime) || (sbuf.st_mtime > sbuf.st_atime)) {
tp[0] = sbuf.st_atime; /* yes, preserve atime and mtime */
tp[1] = sbuf.st_mtime;
- utime (file,tp); /* set the times */
+ set_utime_from_tp (file,tp); /* set the times */
}
}
}
@@ -995,7 +996,7 @@ long unix_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
else tp[0] = /* else preserve \Marked status */
((sbuf.st_ctime > sbuf.st_atime) || (sbuf.st_mtime > sbuf.st_atime)) ?
sbuf.st_atime : tp[1];
- utime (file,tp); /* set the times */
+ set_utime_from_tp (file,tp); /* set the times */
unix_unlock (fd,NIL,&lock); /* unlock and close mailbox */
if (tstream) { /* update last UID if we can */
UNIXLOCAL *local = (UNIXLOCAL *) tstream->local;
@@ -1156,7 +1157,7 @@ long unix_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
ret = NIL; /* return error */
}
else tp[0] = tp[1] - 1; /* set atime to now-1 if successful copy */
- utime (file,tp); /* set the times */
+ set_utime_from_tp (file,tp); /* set the times */
fclose (sf); /* done with scratch file */
/* force UIDVALIDITY assignment now */
if (tstream && !tstream->uid_validity) tstream->uid_validity = time (0);
@@ -1421,7 +1422,7 @@ void unix_unlock (int fd,MAILSTREAM *stream,DOTLOCK *lock)
}
else now = 0; /* no time change needed */
/* set the times, note change */
- if (now && !utime (stream->mailbox,tp)) LOCAL->filetime = tp[1];
+ if (now && !set_utime_from_tp (stream->mailbox,tp)) LOCAL->filetime = tp[1];
}
flock (fd,LOCK_UN); /* release flock'ers */
if (!stream) close (fd); /* close the file if no stream */
@@ -2247,7 +2248,7 @@ long unix_rewrite (MAILSTREAM *stream,unsigned long *nexp,DOTLOCK *lock,
/* set atime to now, mtime a second earlier */
tp[1] = (tp[0] = time (0)) - 1;
/* set the times, note change */
- if (!utime (stream->mailbox,tp)) LOCAL->filetime = tp[1];
+ if (!set_utime_from_tp (stream->mailbox,tp)) LOCAL->filetime = tp[1];
close (LOCAL->fd); /* close and reopen file */
if ((LOCAL->fd = open (stream->mailbox,O_RDWR,
(long) mail_parameters (NIL,GET_MBXPROTECTION,NIL)))
--
2.47.3