diff options
Diffstat (limited to 'src/os_vms.c')
| -rw-r--r-- | src/os_vms.c | 193 |
1 files changed, 96 insertions, 97 deletions
diff --git a/src/os_vms.c b/src/os_vms.c index 8845b28a9f..96fbc172f9 100644 --- a/src/os_vms.c +++ b/src/os_vms.c @@ -11,19 +11,19 @@ #include "vim.h" -/* define _generic_64 for use in time functions */ +// define _generic_64 for use in time functions #if !defined(VAX) && !defined(PROTO) # include <gen64def.h> #else -/* based on Alpha's gen64def.h; the file is absent on VAX */ +// based on Alpha's gen64def.h; the file is absent on VAX typedef struct _generic_64 { # pragma __nomember_alignment - __union { /* You can treat me as... */ - /* long long is not available on VAXen */ - /* unsigned __int64 gen64$q_quadword; ...a single 64-bit value, or */ + __union { // You can treat me as... + // long long is not available on VAXen + // unsigned __int64 gen64$q_quadword; ...a single 64-bit value, or - unsigned int gen64$l_longword [2]; /* ...two 32-bit values, or */ - unsigned short int gen64$w_word [4]; /* ...four 16-bit values */ + unsigned int gen64$l_longword [2]; // ...two 32-bit values, or + unsigned short int gen64$w_word [4]; // ...four 16-bit values } gen64$r_quad_overlay; } GENERIC_64; #endif @@ -67,13 +67,13 @@ typedef struct } ITMLST2; static TT_MODE orgmode; -static short iochan; /* TTY I/O channel */ -static short iosb[4]; /* IO status block */ +static short iochan; // TTY I/O channel +static short iosb[4]; // IO status block static int vms_match_num = 0; static int vms_match_free = 0; static char_u **vms_fmatch = NULL; -static char *Fspec_Rms; /* rms file spec, passed implicitly between routines */ +static char *Fspec_Rms; // rms file spec, passed implicitly between routines @@ -139,7 +139,7 @@ mch_settmode(int tmode) set_tty(int row, int col) { int status; - TT_MODE newmode; /* New TTY mode bits */ + TT_MODE newmode; // New TTY mode bits static short first_time = TRUE; if (first_time) @@ -165,7 +165,7 @@ set_tty(int row, int col) get_tty(void) { - static $DESCRIPTOR(odsc,"SYS$OUTPUT"); /* output descriptor */ + static $DESCRIPTOR(odsc,"SYS$OUTPUT"); // output descriptor int status; TT_MODE tt_mode; @@ -195,7 +195,7 @@ mch_get_shellsize(void) { TT_MODE tmode; - tmode = get_tty(); /* get size from VMS */ + tmode = get_tty(); // get size from VMS Columns = tmode.width; Rows = tmode.x.y.length; return OK; @@ -262,7 +262,7 @@ mch_setenv(char *var, char *value, int x) { int res, dum; long attrib = 0L; - char acmode = PSL$C_SUPER; /* needs SYSNAM privilege */ + char acmode = PSL$C_SUPER; // needs SYSNAM privilege DESC tabnam, lognam; ITMLST1 itmlst; @@ -288,9 +288,9 @@ vms_sys(char *cmd, char *out, char *inp) if (inp) vul_desc(&idsc, inp); - lib$spawn(cmd ? &cdsc : NULL, /* command string */ - inp ? &idsc : NULL, /* input file */ - out ? &odsc : NULL, /* output file */ + lib$spawn(cmd ? &cdsc : NULL, // command string + inp ? &idsc : NULL, // input file + out ? &odsc : NULL, // output file 0, 0, 0, &status, 0, 0, 0, 0, 0, 0); return status; } @@ -314,7 +314,7 @@ vms_tolower( char *name ) vms_sys_status(int status) { if (status != SS$_NORMAL && (status & STS$M_SUCCESS) == 0) - return status; /* Command failed. */ + return status; // Command failed. return 0; } @@ -329,35 +329,35 @@ vms_read(char *inbuf, size_t nbytes) { int status, function, len; TT_MODE tt_mode; - ITEM itmlst[2]; /* terminates on everything */ + ITEM itmlst[2]; // terminates on everything static long trm_mask[8] = {-1, -1, -1, -1, -1, -1, -1, -1}; - /* whatever happened earlier we need an iochan here */ + // whatever happened earlier we need an iochan here if (!iochan) tt_mode = get_tty(); - /* important: clean the inbuf */ + // important: clean the inbuf memset(inbuf, 0, nbytes); - /* set up the itemlist for the first read */ + // set up the itemlist for the first read vul_item(&itmlst[0], 0, TRM$_MODIFIERS, (char *)( TRM$M_TM_NOECHO | TRM$M_TM_NOEDIT | TRM$M_TM_NOFILTR | TRM$M_TM_TRMNOECHO | TRM$M_TM_NORECALL) , 0); vul_item(&itmlst[1], sizeof(trm_mask), TRM$_TERM, (char *)&trm_mask, 0); - /* wait forever for a char */ + // wait forever for a char function = (IO$_READLBLK | IO$M_EXTEND); status = sys$qiow(0, iochan, function, &iosb, 0, 0, inbuf, nbytes-1, 0, 0, &itmlst, sizeof(itmlst)); - len = strlen(inbuf); /* how many chars we got? */ + len = strlen(inbuf); // how many chars we got? - /* read immediately the rest in the IO queue */ + // read immediately the rest in the IO queue function = (IO$_READLBLK | IO$M_TIMED | IO$M_ESCAPE | IO$M_NOECHO | IO$M_NOFILTR); status = sys$qiow(0, iochan, function, &iosb, 0, 0, inbuf+len, nbytes-1-len, 0, 0, 0, 0); - len = strlen(inbuf); /* return the total length */ + len = strlen(inbuf); // return the total length return len; } @@ -375,12 +375,12 @@ vms_wproc(char *name, int val) int i; static int vms_match_alloced = 0; - if (val == DECC$K_FOREIGN ) /* foreign non VMS files are not counting */ + if (val == DECC$K_FOREIGN ) // foreign non VMS files are not counting return 1; - /* accept all DECC$K_FILE and DECC$K_DIRECTORY */ + // accept all DECC$K_FILE and DECC$K_DIRECTORY if (vms_match_num == 0) { - /* first time through, setup some things */ + // first time through, setup some things if (NULL == vms_fmatch) { vms_fmatch = ALLOC_MULT(char_u *, EXPL_ALLOC_INC); if (!vms_fmatch) @@ -389,16 +389,16 @@ vms_wproc(char *name, int val) vms_match_free = EXPL_ALLOC_INC; } else { - /* re-use existing space */ + // re-use existing space vms_match_free = vms_match_alloced; } } - /* make matches look uniform */ + // make matches look uniform vms_remove_version(name); name=vms_tolower(name); - /* if name already exists, don't add it */ + // if name already exists, don't add it for (i = 0; i<vms_match_num; i++) { if (0 == STRCMP((char_u *)name,vms_fmatch[i])) return 1; @@ -406,7 +406,7 @@ vms_wproc(char *name, int val) if (--vms_match_free == 0) { char_u **old_vms_fmatch = vms_fmatch; - /* add more space to store matches */ + // add more space to store matches vms_match_alloced += EXPL_ALLOC_INC; vms_fmatch = vim_realloc(old_vms_fmatch, sizeof(char **) * vms_match_alloced); @@ -445,7 +445,7 @@ mch_expand_wildcards(int num_pat, char_u **pat, int *num_file, char_u ***file, i int dir; int files_alloced, files_free; - *num_file = 0; /* default: no files found */ + *num_file = 0; // default: no files found files_alloced = EXPL_ALLOC_INC; files_free = EXPL_ALLOC_INC; *file = ALLOC_MULT(char_u *, files_alloced); @@ -456,13 +456,13 @@ mch_expand_wildcards(int num_pat, char_u **pat, int *num_file, char_u ***file, i } for (i = 0; i < num_pat; i++) { - /* expand environment var or home dir */ + // expand environment var or home dir if (vim_strchr(pat[i],'$') || vim_strchr(pat[i],'~')) expand_env(pat[i],buf,MAXPATHL); else STRCPY(buf,pat[i]); - vms_match_num = 0; /* reset collection counter */ + vms_match_num = 0; // reset collection counter result = decc$translate_vms(vms_fixfilename(buf)); if ( (int) result == 0 || (int) result == -1 ) { cnt = 0; @@ -477,21 +477,21 @@ mch_expand_wildcards(int num_pat, char_u **pat, int *num_file, char_u ***file, i for (i = 0; i < cnt; i++) { - /* files should exist if expanding interactively */ + // files should exist if expanding interactively if (!(flags & EW_NOTFOUND) && mch_getperm(vms_fmatch[i]) < 0) continue; - /* do not include directories */ + // do not include directories dir = (mch_isdir(vms_fmatch[i])); if (( dir && !(flags & EW_DIR)) || (!dir && !(flags & EW_FILE))) continue; - /* Skip files that are not executable if we check for that. */ + // Skip files that are not executable if we check for that. if (!dir && (flags & EW_EXEC) && !mch_can_exe(vms_fmatch[i], NULL, !(flags & EW_SHELLCMD))) continue; - /* allocate memory for pointers */ + // allocate memory for pointers if (--files_free < 1) { char_u **old_file = *file; @@ -521,8 +521,8 @@ mch_expandpath(garray_T *gap, char_u *path, int flags) char *result; vms_match_num = 0; - /* the result from the decc$translate_vms needs to be handled */ - /* otherwise it might create ACCVIO error in decc$to_vms */ + // the result from the decc$translate_vms needs to be handled + // otherwise it might create ACCVIO error in decc$to_vms result = decc$translate_vms(vms_fixfilename(path)); if ( (int) result == 0 || (int) result == -1 ) { cnt = 0; @@ -533,7 +533,7 @@ mch_expandpath(garray_T *gap, char_u *path, int flags) cnt = vms_match_num; for (i = 0; i < cnt; i++) { - if (mch_getperm(vms_fmatch[i]) >= 0) /* add existing file */ + if (mch_getperm(vms_fmatch[i]) >= 0) // add existing file addfile(gap, vms_fmatch[i], flags); } return cnt; @@ -551,10 +551,9 @@ vms_unix_mixed_filespec(char *in, char *out) int len; char *out_str=out; - /* copy vms filename portion up to last colon - * (node and/or disk) - */ - lastcolon = strrchr(in, ':'); /* find last colon */ + // copy vms filename portion up to last colon + // (node and/or disk) + lastcolon = strrchr(in, ':'); // find last colon if (lastcolon != NULL) { len = lastcolon - in + 1; strncpy(out, in, len); @@ -562,49 +561,49 @@ vms_unix_mixed_filespec(char *in, char *out) in += len; } - end_of_dir = NULL; /* default: no directory */ + end_of_dir = NULL; // default: no directory - /* start of directory portion */ + // start of directory portion ch = *in; - if ((ch == '[') || (ch == '/') || (ch == '<')) { /* start of directory(s) ? */ + if ((ch == '[') || (ch == '/') || (ch == '<')) { // start of directory(s) ? ch = '['; SKIP_FOLLOWING_SLASHES(in); - } else if (EQN(in, "../", 3)) { /* Unix parent directory? */ + } else if (EQN(in, "../", 3)) { // Unix parent directory? *out++ = '['; *out++ = '-'; end_of_dir = out; ch = '.'; in += 2; SKIP_FOLLOWING_SLASHES(in); - } else { /* not a special character */ - while (EQN(in, "./", 2)) { /* Ignore Unix "current dir" */ + } else { // not a special character + while (EQN(in, "./", 2)) { // Ignore Unix "current dir" in += 2; SKIP_FOLLOWING_SLASHES(in); } - if (strchr(in, '/') == NULL) { /* any more Unix directories ? */ - strcpy(out, in); /* No - get rest of the spec */ + if (strchr(in, '/') == NULL) { // any more Unix directories ? + strcpy(out, in); // No - get rest of the spec return; } else { - *out++ = '['; /* Yes, denote a Vms subdirectory */ + *out++ = '['; // Yes, denote a Vms subdirectory ch = '.'; --in; } } - /* if we get here, there is a directory part of the filename */ + // if we get here, there is a directory part of the filename - /* initialize output file spec */ + // initialize output file spec *out++ = ch; ++in; while (*in != '\0') { ch = *in; - if ((ch == ']') || (ch == '/') || (ch == '>') ) { /* end of (sub)directory ? */ + if ((ch == ']') || (ch == '/') || (ch == '>') ) { // end of (sub)directory ? end_of_dir = out; ch = '.'; SKIP_FOLLOWING_SLASHES(in); } - else if (EQN(in, "../", 3)) { /* Unix parent directory? */ + else if (EQN(in, "../", 3)) { // Unix parent directory? *out++ = '-'; end_of_dir = out; ch = '.'; @@ -612,7 +611,7 @@ vms_unix_mixed_filespec(char *in, char *out) SKIP_FOLLOWING_SLASHES(in); } else { - while (EQN(in, "./", 2)) { /* Ignore Unix "current dir" */ + while (EQN(in, "./", 2)) { // Ignore Unix "current dir" end_of_dir = out; in += 2; SKIP_FOLLOWING_SLASHES(in); @@ -620,14 +619,14 @@ vms_unix_mixed_filespec(char *in, char *out) } } - /* Place next character into output file spec */ + // Place next character into output file spec *out++ = ch; ++in; } - *out = '\0'; /* Terminate output file spec */ + *out = '\0'; // Terminate output file spec - if (end_of_dir != NULL) /* Terminate directory portion */ + if (end_of_dir != NULL) // Terminate directory portion *end_of_dir = ']'; } @@ -651,7 +650,7 @@ vms_fixfilename(void *instring) static size_t buflen = 0; size_t len; - /* get a big-enough buffer */ + // get a big-enough buffer len = strlen(instring) + 1; if (len > buflen) { @@ -665,22 +664,22 @@ vms_fixfilename(void *instring) strcpy(tmpbuf, instring); #endif - Fspec_Rms = buf; /* for decc$to_vms */ + Fspec_Rms = buf; // for decc$to_vms if (strchr(instring,'/') == NULL) - /* It is already a VMS file spec */ + // It is already a VMS file spec strcpy(buf, instring); - else if (strchr(instring,'"') == NULL) /* password in the path? */ + else if (strchr(instring,'"') == NULL) // password in the path? { - /* Seems it is a regular file, let guess that it is pure Unix fspec */ + // Seems it is a regular file, let guess that it is pure Unix fspec if (decc$to_vms(instring, vms_fspec_proc, 0, 0) <= 0) - /* No... it must be mixed */ + // No... it must be mixed vms_unix_mixed_filespec(instring, buf); } else - /* we have a password in the path */ - /* decc$ functions can not handle */ - /* this is our only hope to resolv */ + // we have a password in the path + // decc$ functions can not handle + // this is our only hope to resolv vms_unix_mixed_filespec(instring, buf); return buf; @@ -697,7 +696,7 @@ vms_remove_version(void * fname) char_u *cp; char_u *fp; - if ((cp = vim_strchr( fname, ';')) != NULL) /* remove version */ + if ((cp = vim_strchr( fname, ';')) != NULL) // remove version *cp = '\0'; else if ((cp = vim_strrchr( fname, '.')) != NULL ) { @@ -726,7 +725,7 @@ struct typeahead_st { */ int RealWaitForChar( - int fd UNUSED, /* always read from iochan */ + int fd UNUSED, // always read from iochan long msec, int *check_for_gpm UNUSED, int *interrupted) @@ -738,71 +737,71 @@ RealWaitForChar( unsigned int convert_operation = LIB$K_DELTA_SECONDS_F; float sec =(float) msec/1000; - /* make sure the iochan is set */ + // make sure the iochan is set if (!iochan) get_tty(); if (sec > 0) { - /* time-out specified; convert it to absolute time */ - /* sec>0 requirement of lib$cvtf_to_internal_time()*/ + // time-out specified; convert it to absolute time + // sec>0 requirement of lib$cvtf_to_internal_time() - /* get current time (number of 100ns ticks since the VMS Epoch) */ + // get current time (number of 100ns ticks since the VMS Epoch) status = sys$gettim(&time_curr); if (status != SS$_NORMAL) - return 0; /* error */ - /* construct the delta time */ + return 0; // error + // construct the delta time #if __G_FLOAT==0 # ifndef VAX - /* IEEE is default on IA64, but can be used on Alpha too - but not on VAX */ + // IEEE is default on IA64, but can be used on Alpha too - but not on VAX status = lib$cvts_to_internal_time( &convert_operation, &sec, &time_diff); # endif -#else /* default on Alpha and VAX */ +#else // default on Alpha and VAX status = lib$cvtf_to_internal_time( &convert_operation, &sec, &time_diff); #endif if (status != LIB$_NORMAL) - return 0; /* error */ - /* add them up */ + return 0; // error + // add them up status = lib$add_times( &time_curr, &time_diff, &time_out); if (status != LIB$_NORMAL) - return 0; /* error */ + return 0; // error } while (TRUE) { - /* select() */ + // select() status = sys$qiow(0, iochan, IO$_SENSEMODE | IO$M_TYPEAHDCNT, iosb, 0, 0, &typeahead, 8, 0, 0, 0, 0); if (status != SS$_NORMAL || (iosb[0] & 0xFFFF) != SS$_NORMAL) - return 0; /* error */ + return 0; // error if (typeahead.numchars) - return 1; /* ready to read */ + return 1; // ready to read - /* there's nothing to read; what now? */ + // there's nothing to read; what now? if (msec == 0) { - /* immediate time-out; return impatiently */ + // immediate time-out; return impatiently return 0; } else if (msec < 0) { - /* no time-out; wait on indefinitely */ - return 1; /* fakeout to force a wait in vms_read() */ + // no time-out; wait on indefinitely + return 1; // fakeout to force a wait in vms_read() } else { - /* time-out needs to be checked */ + // time-out needs to be checked status = sys$gettim(&time_curr); if (status != SS$_NORMAL) - return 0; /* error */ + return 0; // error status = lib$sub_times( &time_out, &time_curr, &time_diff); if (status != LIB$_NORMAL) - return 0; /* error, incl. time_diff < 0 (i.e. time-out) */ + return 0; // error, incl. time_diff < 0 (i.e. time-out) - /* otherwise wait some more */ + // otherwise wait some more } } } |