X-Git-Url: http://git.marmaro.de/?p=mmh;a=blobdiff_plain;f=h%2Fmh.h;h=44363b61fef9ebc4804151250b4ea31a1bc81ee6;hp=81a6021cbd2d0f582b0a8abcca90ac67b6452ef8;hb=5ee5d678d59cf1deea31126bc886333f1be4571d;hpb=993b0d73a4f5a54c46b494b297895bf08fcaf197 diff --git a/h/mh.h b/h/mh.h index 81a6021..44363b6 100644 --- a/h/mh.h +++ b/h/mh.h @@ -1,183 +1,180 @@ - /* - * mh.h -- main header file for all of nmh - * - * $Id$ - */ +** mh.h -- main header file for all of nmh +*/ #include /* - * Well-used constants - */ -#define NOTOK (-1) /* syscall()s return this on error */ -#define OK 0 /* ditto on success */ -#define DONE 1 /* trinary logic */ +** Well-used constants +*/ +#define NOTOK (-1) /* syscall()s return this on error */ +#define OK 0 /* ditto on success */ +#define DONE 1 /* trinary logic */ #define ALL "" -#define Nbby 8 /* number of bits/byte */ +#define Nbby 8 /* number of bits/byte */ -#define MAXARGS 1000 /* max arguments to exec */ -#define NFOLDERS 1000 /* max folder arguments on command line */ -#define DMAXFOLDER 4 /* typical number of digits */ -#define MAXFOLDER 1000 /* message increment */ +#define MAXARGS 1000 /* max arguments to exec */ +#define NFOLDERS 1000 /* max folder arguments on command line */ +#define DMAXFOLDER 4 /* typical number of digits */ +#define MAXFOLDER 1000 /* message increment */ #ifndef FALSE -#define FALSE 0 +# define FALSE 0 #endif #ifndef TRUE -#define TRUE 1 +# define TRUE 1 #endif typedef unsigned char boolean; /* not int so we can pack in a structure */ +/* If we're using gcc then give it some information about +** functions that abort. +*/ +#if __GNUC__ > 2 +# define NORETURN __attribute__((__noreturn__)) +#else +# define NORETURN +#endif + /* - * user context/profile structure - */ +** user context/profile structure +*/ struct node { - char *n_name; /* key */ - char *n_field; /* value */ - char n_context; /* context, not profile */ - struct node *n_next; /* next entry */ + char *n_name; /* key */ + char *n_field; /* value */ + char n_context; /* context, not profile */ + struct node *n_next; /* next entry */ }; /* - * switches structure - */ -#define AMBIGSW (-2) /* from smatch() on ambiguous switch */ -#define UNKWNSW (-1) /* from smatch() on unknown switch */ +** switches structure +*/ +#define AMBIGSW (-2) /* from smatch() on ambiguous switch */ +#define UNKWNSW (-1) /* from smatch() on unknown switch */ struct swit { - char *sw; - - /* The minchars field is apparently used like this: - - -# : Switch can be abbreviated to # characters; switch hidden in -help. - 0 : Switch can't be abbreviated; switch shown in -help. - # : Switch can be abbreviated to # characters; switch shown in -help. */ - int minchars; + char *sw; + /* + ** The minchars field is apparently used like this: + ** + ** -# : Switch can be abbreviated to # chars; switch hidden in -help. + ** 0 : Switch can't be abbreviated; switch shown in -help. + ** # : Switch can be abbreviated to # chars; switch shown in -help. + */ + int minchars; }; -extern struct swit anoyes[]; /* standard yes/no switches */ +extern struct swit anoyes[]; /* standard yes/no switches */ /* - * general folder attributes - */ -#define READONLY (1<<0) /* No write access to folder */ -#define SEQMOD (1<<1) /* folder's sequences modifed */ -#define ALLOW_NEW (1<<2) /* allow the "new" sequence */ -#define OTHERS (1<<3) /* folder has other files */ -#define MODIFIED (1<<4) /* msh in-core folder modified */ +** general folder attributes +*/ +#define READONLY (1<<0) /* No write access to folder */ +#define SEQMOD (1<<1) /* folder's sequences modifed */ +#define ALLOW_BEYOND (1<<2) /* allow the beyond sequence */ +#define OTHERS (1<<3) /* folder has other files */ -#define FBITS "\020\01READONLY\02SEQMOD\03ALLOW_NEW\04OTHERS\05MODIFIED" +#define FBITS "\020\01READONLY\02SEQMOD\03ALLOW_BEYOND\04OTHERS" /* - * type for holding the sequence set of a message - */ +** type for holding the sequence set of a message +*/ typedef unsigned int seqset_t; /* - * Determine the number of user defined sequences we - * can have. The first 5 sequence flags are for - * internal nmh message flags. - */ -#define NUMATTRS ((sizeof(seqset_t) * Nbby) - 5) +** internal messages attributes (sequences) +*/ +#define EXISTS (1<<0) /* exists */ +#define SELECTED (1<<1) /* selected for use */ +#define SELECT_UNSEEN (1<<2) /* inc/show "unseen" */ -/* - * first free slot for user defined sequences - * and attributes - */ -#define FFATTRSLOT 5 +#define MBITS "\020\01EXISTS\02SELECTED\03UNSEEN" /* - * internal messages attributes (sequences) - */ -#define EXISTS (1<<0) /* exists */ -#define DELETED (1<<1) /* deleted */ -#define SELECTED (1<<2) /* selected for use */ -#define SELECT_EMPTY (1<<3) /* "new" message */ -#define SELECT_UNSEEN (1<<4) /* inc/show "unseen" */ +** first free slot for user-defined sequences +*/ +#define FFATTRSLOT 3 -#define MBITS "\020\01EXISTS\02DELETED\03SELECTED\04NEW\05UNSEEN" +/* +** Determine the number of user defined sequences we +** can have. The first few sequence flags are for +** internal nmh message flags. +*/ +#define NUMATTRS ((sizeof(seqset_t) * Nbby) - FFATTRSLOT) /* - * Primary structure of folder/message information - */ +** Primary structure of folder/message information +*/ struct msgs { - int lowmsg; /* Lowest msg number */ - int hghmsg; /* Highest msg number */ - int nummsg; /* Actual Number of msgs */ - - int lowsel; /* Lowest selected msg number */ - int hghsel; /* Highest selected msg number */ - int numsel; /* Number of msgs selected */ - - int curmsg; /* Number of current msg if any */ - - int msgflags; /* Folder attributes (READONLY, etc) */ - char *foldpath; /* Pathname of folder */ - - /* - * Name of sequences in this folder. We add an - * extra slot, so we can NULL terminate the list. - */ - char *msgattrs[NUMATTRS + 1]; - - /* - * bit flags for whether sequence - * is public (0), or private (1) - */ - seqset_t attrstats; - - /* - * These represent the lowest and highest possible - * message numbers we can put in the message status - * area, without calling folder_realloc(). - */ - int lowoff; - int hghoff; - - /* - * This is an array of seqset_t which we allocate dynamically. - * Each seqset_t is a set of bits flags for a particular message. - * These bit flags represent general attributes such as - * EXISTS, SELECTED, etc. as well as track if message is - * in a particular sequence. - */ - seqset_t *msgstats; /* msg status */ + int lowmsg; /* Lowest msg number */ + int hghmsg; /* Highest msg number */ + int nummsg; /* Actual Number of msgs */ + + int lowsel; /* Lowest selected msg number */ + int hghsel; /* Highest selected msg number */ + int numsel; /* Number of msgs selected */ + + int curmsg; /* Number of current msg if any */ + + int msgflags; /* Folder attributes (READONLY, etc) */ + char *foldpath; /* Pathname of folder */ + + /* + ** Name of sequences in this folder. We add an + ** extra slot, so we can NULL terminate the list. + */ + char *msgattrs[NUMATTRS + 1]; + + /* + ** bit flags for whether sequence + ** is public (0), or private (1) + */ + seqset_t attrstats; + + /* + ** These represent the lowest and highest possible + ** message numbers we can put in the message status + ** area, without calling folder_realloc(). + */ + int lowoff; + int hghoff; + + /* + ** This is an array of seqset_t which we allocate dynamically. + ** Each seqset_t is a set of bits flags for a particular message. + ** These bit flags represent general attributes such as + ** EXISTS, SELECTED, etc. as well as track if message is + ** in a particular sequence. + */ + seqset_t *msgstats; /* msg status */ }; /* - * Amount of space to allocate for msgstats. Allocate - * the array to have space for messages numbers lo to hi. - */ +** Amount of space to allocate for msgstats. Allocate +** the array to have space for messages numbers lo to hi. +*/ #define MSGSTATSIZE(mp,lo,hi) ((size_t) (((hi) - (lo) + 1) * sizeof(*(mp)->msgstats))) /* - * macros for message and sequence manipulation - */ +** macros for message and sequence manipulation +*/ #define clear_msg_flags(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] = 0) #define copy_msg_flags(mp,i,j) \ - ((mp)->msgstats[(i) - mp->lowoff] = (mp)->msgstats[(j) - mp->lowoff]) + ((mp)->msgstats[(i) - mp->lowoff] = (mp)->msgstats[(j) - mp->lowoff]) #define get_msg_flags(mp,ptr,msgnum) (*(ptr) = (mp)->msgstats[(msgnum) - mp->lowoff]) #define set_msg_flags(mp,ptr,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] = *(ptr)) -#define does_exist(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & EXISTS) -#define unset_exists(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~EXISTS) -#define set_exists(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= EXISTS) +#define does_exist(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & EXISTS) +#define unset_exists(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~EXISTS) +#define set_exists(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= EXISTS) -#define is_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & SELECTED) -#define unset_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~SELECTED) -#define set_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= SELECTED) +#define is_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & SELECTED) +#define unset_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~SELECTED) +#define set_selected(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= SELECTED) -#define is_select_empty(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & SELECT_EMPTY) -#define set_select_empty(mp,msgnum) \ - ((mp)->msgstats[(msgnum) - mp->lowoff] |= SELECT_EMPTY) +#define is_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & SELECT_UNSEEN) +#define unset_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~SELECT_UNSEEN) +#define set_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= SELECT_UNSEEN) -#define is_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] & SELECT_UNSEEN) -#define unset_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] &= ~SELECT_UNSEEN) -#define set_unseen(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= SELECT_UNSEEN) - -/* for msh only */ -#define set_deleted(mp,msgnum) ((mp)->msgstats[(msgnum) - mp->lowoff] |= DELETED) #define in_sequence(mp,seqnum,msgnum) \ ((mp)->msgstats[(msgnum) - mp->lowoff] & (1 << (FFATTRSLOT + seqnum))) @@ -196,58 +193,63 @@ struct msgs { ((mp)->attrstats = 0) /* - * macros for folder attributes - */ +** macros for folder attributes +*/ #define clear_folder_flags(mp) ((mp)->msgflags = 0) -#define is_readonly(mp) ((mp)->msgflags & READONLY) -#define set_readonly(mp) ((mp)->msgflags |= READONLY) +#define is_readonly(mp) ((mp)->msgflags & READONLY) +#define set_readonly(mp) ((mp)->msgflags |= READONLY) -#define other_files(mp) ((mp)->msgflags & OTHERS) -#define set_other_files(mp) ((mp)->msgflags |= OTHERS) +#define other_files(mp) ((mp)->msgflags & OTHERS) +#define set_other_files(mp) ((mp)->msgflags |= OTHERS) -#define NULLMP ((struct msgs *) 0) +#define NULLMP ((struct msgs *) 0) /* - * m_getfld() message parsing - */ - -#define NAMESZ 128 /* Limit on component name size */ - -#define LENERR (-2) /* Name too long error from getfld */ -#define FMTERR (-3) /* Message Format error */ -#define FLD 0 /* Field returned */ -#define FLDPLUS 1 /* Field returned with more to come */ -#define FLDEOF 2 /* Field returned ending at eom */ -#define BODY 3 /* Body returned with more to come */ -#define BODYEOF 4 /* Body returned ending at eom */ -#define FILEEOF 5 /* Reached end of input file */ +** m_getfld() message parsing +*/ + +#define NAMESZ 999 /* + ** Limit on component name size. + ** RFC 2822 limits line lengths to + ** 998 characters, so a header name + ** can be at most that long. + ** m_getfld limits header names to 2 + ** less than NAMESZ, which is fine, + ** because header names must be + ** followed by a colon. Add one for + ** terminating NULL. + */ + +#define LENERR (-2) /* Name too long error from getfld */ +#define FMTERR (-3) /* Message Format error */ +#define FLD 0 /* Field returned */ +#define FLDPLUS 1 /* Field returned with more to come */ +#define FLDEOF 2 /* Field returned ending at eom */ +#define BODY 3 /* Body returned with more to come */ +#define BODYEOF 4 /* Body returned ending at eom */ +#define FILEEOF 5 /* Reached end of input file */ /* - * Maildrop styles - */ -#define MS_DEFAULT 0 /* default (one msg per file) */ -#define MS_UNKNOWN 1 /* type not known yet */ -#define MS_MBOX 2 /* Unix-style "from" lines */ -#define MS_MMDF 3 /* string mmdlm2 */ -#define MS_MSH 4 /* whacko msh */ - -extern int msg_count; /* m_getfld() indicators */ -extern int msg_style; /* .. */ -extern char *msg_delim; /* .. */ +** Maildrop styles +*/ +#define MS_DEFAULT 0 /* default (one msg per file) */ +#define MS_UNKNOWN 1 /* type not known yet */ +#define MS_MBOX 2 /* Unix-style "from" lines */ -#define NOUSE 0 /* draft being re-used */ +extern int msg_count; /* m_getfld() indicators */ +extern int msg_style; /* .. */ +extern char *msg_delim; /* .. */ -#define TFOLDER 0 /* path() given a +folder */ -#define TFILE 1 /* path() given a file */ -#define TSUBCWF 2 /* path() given a @folder */ +#define NOUSE 0 /* draft being re-used */ -#define OUTPUTLINELEN 72 /* default line length for headers */ +#define OUTPUTLINELEN 72 /* default line length for headers */ /* - * miscellaneous macros - */ -#define pidXwait(pid,cp) pidstatus (pidwait (pid, NOTOK), stdout, cp) +** miscellaneous macros +*/ + +#define pidXwait(pid,cp) pidstatus(pidwait(pid, NOTOK), stdout, cp) #ifndef max # define max(a,b) ((a) > (b) ? (a) : (b)) @@ -262,77 +264,82 @@ extern char *msg_delim; /* .. */ #endif /* - * GLOBAL VARIABLES - */ -#define CTXMOD 0x01 /* context information modified */ -#define DBITS "\020\01CTXMOD" +** GLOBAL VARIABLES +*/ +#define CTXMOD 0x01 /* context information modified */ +#define DBITS "\020\01CTXMOD" extern char ctxflags; -extern char *invo_name; /* command invocation name */ -extern char *mypath; /* user's $HOME */ -extern char *defpath; /* pathname of user's profile */ -extern char *ctxpath; /* pathname of user's context */ -extern struct node *m_defs; /* list of profile/context entries */ +extern char *invo_name; /* command invocation name */ +extern char *mypath; /* user's $HOME */ +extern char *mmhdir; +extern char *mmhpath; +extern char *defpath; /* pathname of user's profile */ +extern char *ctxpath; /* pathname of user's context */ +extern struct node *m_defs; /* list of profile/context entries */ +extern char *mailstore; /* name of mail storage directory */ /* - * These standard strings are defined in config.c. They are the - * only system-dependent parameters in nmh, and thus by redefining - * their values and reloading the various modules, nmh will run - * on any system. - */ -extern char *buildmimeproc; -extern char *catproc; +** These standard strings are defined in config.c. They are the +** only system-dependent parameters in nmh, and thus by redefining +** their values and reloading the various modules, nmh will run +** on any system. +*/ +extern char *attach_hdr; +extern char *backup_prefix; +extern char *altmsglink; extern char *components; extern char *context; -extern char *current; +extern char *curfolder; extern char *defaulteditor; +extern char *defaultpager; extern char *defaultfolder; extern char *digestcomps; extern char *distcomps; -extern char *draft; -extern char *faceproc; +extern char *draftfolder; extern char *fileproc; extern char *foldprot; extern char *forwcomps; extern char *inbox; -extern char *incproc; -extern char *installproc; -extern char *lproc; +extern char *listproc; +extern char *mhetcdir; extern char *mailproc; -extern char *mh_defaults; -extern char *mh_profile; +extern char *mailspool; extern char *mh_seq; extern char *mhlformat; -extern char *mhlforward; extern char *mhlproc; extern char *mhlreply; -extern char *moreproc; +extern char *mimetypequery; +extern char *mimetypequeryproc; extern char *msgprot; -extern char *mshproc; extern char *nmhaccessftp; extern char *nmhstorage; extern char *nmhcache; extern char *nmhprivcache; extern char *nsequence; -extern char *packproc; extern char *postproc; -extern char *pfolder; +extern char *profile; extern char *psequence; extern char *rcvdistcomps; -extern char *rcvstoreproc; extern char *replcomps; extern char *replgroupcomps; -extern char *rmfproc; extern char *rmmproc; +extern char *sendmail; extern char *sendproc; -extern char *showmimeproc; -extern char *showproc; +extern char *seq_all; +extern char *seq_beyond; +extern char *seq_cur; +extern char *seq_first; +extern char *seq_last; +extern char *seq_next; +extern char *seq_prev; +extern char *seq_unseen; +extern char *seq_neg; extern char *usequence; extern char *version_num; extern char *version_str; -extern char *vmhproc; extern char *whatnowproc; -extern char *whomproc; -#include +extern void (*done) (int) NORETURN; +#include