version 1.17, 2025/04/11 14:21:03
|
version 1.23, 2025/04/17 14:34:27
|
Line 24
|
Line 24
|
* along with FreeM. If not, see <https://www.gnu.org/licenses/>. |
* along with FreeM. If not, see <https://www.gnu.org/licenses/>. |
* |
* |
* $Log$ |
* $Log$ |
|
* Revision 1.23 2025/04/17 14:34:27 snw |
|
* Further logging improvements |
|
* |
|
* Revision 1.22 2025/04/13 04:22:43 snw |
|
* Fix snprintf calls |
|
* |
|
* Revision 1.21 2025/04/11 20:55:49 snw |
|
* Disable -Wunused-result where possible |
|
* |
|
* Revision 1.20 2025/04/11 18:24:32 snw |
|
* Fix bug in memory cache |
|
* |
|
* Revision 1.19 2025/04/11 16:52:05 snw |
|
* Fix indentation in global handler |
|
* |
|
* Revision 1.18 2025/04/11 16:23:18 snw |
|
* Avoid re-reading the same block consecutively when possible |
|
* |
* Revision 1.17 2025/04/11 14:21:03 snw |
* Revision 1.17 2025/04/11 14:21:03 snw |
* Make all but one of the read/write calls in global_bltin use gbl_read_block or gbl_write_block |
* Make all but one of the read/write calls in global_bltin use gbl_read_block or gbl_write_block |
* |
* |
Line 82
|
Line 100
|
#include "mpsdef.h" |
#include "mpsdef.h" |
#include "journal.h" |
#include "journal.h" |
#include "global_bltin.h" |
#include "global_bltin.h" |
|
#include "log.h" |
|
|
global_handle *global_handles_head; |
global_handle *global_handles_head; |
unsigned long gbl_cache_misses = 0; |
unsigned long gbl_cache_misses = 0; |
Line 99 short g_numeric (char *str);
|
Line 118 short g_numeric (char *str);
|
void close_all_globals(void); |
void close_all_globals(void); |
static void panic (void); |
static void panic (void); |
|
|
#define ROOT 0L |
|
|
|
/* end of line symbol in global module is 30, which is a code not */ |
|
/* otherwise used in subscripts */ |
|
#define g_EOL 30 |
|
|
|
#define EOL1 EOL |
|
|
|
/* numerics (('.'<<1)&037)==28 ; (('-'<<1)&037)==26; */ |
|
#define POINT 28 |
|
#define MINUS 26 |
|
|
|
/* ALPHA and OMEGA are dummy subscripts in $order processing */ |
|
/* ALPHA sorts before all other subscripts */ |
|
/* OMEGA sorts after all other subscripts */ |
|
/* e.g. ("abc") -> "abc",OMEGA ; ("abc","") -> "abc",ALPHA */ |
|
#define OMEGA 29 |
|
#define ALPHA 31 |
|
|
|
/* length of blocks. status bytes defined as offset to blocklength */ |
|
/* BLOCKLEN 1024 is defined in mpsdef0 include file */ |
|
#define DATALIM (BLOCKLEN-11) |
|
#define LLPTR (BLOCKLEN-10) |
|
#define NRBLK LLPTR |
|
#define COLLA (BLOCKLEN- 7) |
|
#define RLPTR (BLOCKLEN- 6) |
|
#define FREE RLPTR |
|
#define BTYP (BLOCKLEN- 3) |
|
#define OFFS (BLOCKLEN- 2) |
|
|
|
/* length of blockpointers in bytes */ |
|
#define PLEN 3 |
|
|
|
#define EMPTY 0 |
|
#define FBLK 1 |
|
#define POINTER 2 |
|
#define BOTTOM 6 |
|
#define DATA 8 |
|
|
|
#if !defined(__OpenBSD__) && !defined(_AIX) && !defined(__osf__) && !defined(MSDOS) && !defined(__vax__) && !defined(__OS2__) |
#if !defined(__OpenBSD__) && !defined(_AIX) && !defined(__osf__) && !defined(MSDOS) && !defined(__vax__) && !defined(__OS2__) |
long time (); |
long time (); |
#endif |
#endif |
|
|
inline long gbl_path(char *key, char *buf) |
inline long gbl_path(char *key, char *buf) |
Line 303 int gbl_write_initial_header(global_hand
|
Line 283 int gbl_write_initial_header(global_hand
|
lseek (g->fd, 0, SEEK_SET); |
lseek (g->fd, 0, SEEK_SET); |
|
|
if (write (g->fd, &hdr, sizeof (global_header)) == -1) { |
if (write (g->fd, &hdr, sizeof (global_header)) == -1) { |
snprintf (msg, sizeof (msg), "error %d writing global header for %s", errno, g->global_name); |
snprintf (msg, sizeof (msg) - 1, "error %d writing global header for %s", errno, g->global_name); |
m_fatal (msg); |
m_fatal (msg); |
} |
} |
|
|
Line 323 int gbl_write_header(global_handle *g, g
|
Line 303 int gbl_write_header(global_handle *g, g
|
return FALSE; |
return FALSE; |
} |
} |
|
|
if (g->locked == FALSE) gbl_lock (g, 1); |
gbl_lock (g, 1); |
old_position = lseek (g->fd, 0, SEEK_CUR); |
old_position = lseek (g->fd, 0, SEEK_CUR); |
lseek (g->fd, 0, SEEK_SET); |
lseek (g->fd, 0, SEEK_SET); |
|
|
if (write (g->fd, hdr, sizeof (global_header)) == -1) { |
if (write (g->fd, hdr, sizeof (global_header)) == -1) { |
snprintf (msg, sizeof (msg), "error %d writing global header for %s", errno, g->global_name); |
snprintf (msg, sizeof (msg) - 1, "error %d writing global header for %s", errno, g->global_name); |
m_fatal (msg); |
m_fatal (msg); |
} |
} |
|
|
lseek (g->fd, old_position, SEEK_SET); |
lseek (g->fd, old_position, SEEK_SET); |
if (g->locked == TRUE) gbl_unlock (g); |
gbl_unlock (g); |
|
|
gbl_read_header (g, &g->header); |
gbl_read_header (g, &g->header); |
|
|
Line 445 short gbl_open(global_handle *g, short a
|
Line 425 short gbl_open(global_handle *g, short a
|
} |
} |
else { |
else { |
g->opened = TRUE; |
g->opened = TRUE; |
result = gbl_read_header (g, &g->header); |
result = gbl_read_header (g, &g->header); |
|
|
if (result == GBL_HDR_OK) { |
if (result == GBL_HDR_OK) { |
|
/* initialize last_block_accessed cache */ |
|
g->last_block_accessed = (char *) calloc (g->header.block_size, sizeof (char)); |
|
NULLPTRCHK(g->last_block_accessed,"gbl_open"); |
|
|
g->opened = TRUE; |
g->opened = TRUE; |
} |
} |
else { |
else { |
Line 457 short gbl_open(global_handle *g, short a
|
Line 441 short gbl_open(global_handle *g, short a
|
switch (result) { |
switch (result) { |
|
|
case GBL_HDR_BADMAGIC: |
case GBL_HDR_BADMAGIC: |
fprintf (stderr, "gbl_open: bad magic value in %s [FATAL]\n", g->global_name); |
logprintf (FM_LOG_FATAL, "gbl_open: bad magic value in %s", g->global_name); |
exit (1); |
|
break; |
break; |
|
|
case GBL_HDR_BADVERSION: |
case GBL_HDR_BADVERSION: |
fprintf (stderr, "gbl_open: global version is %d in %s (must be %d) [FATAL]\n", g->header.format_version, g->global_name, GBL_FORMAT_VERSION); |
logprintf (FM_LOG_FATAL, "gbl_open: global version is %d in %s (must be %d)", g->header.format_version, g->global_name, GBL_FORMAT_VERSION); |
exit (1); |
|
break; |
break; |
|
|
} |
} |
Line 479 short gbl_open(global_handle *g, short a
|
Line 461 short gbl_open(global_handle *g, short a
|
|
|
int gbl_read_block(global_handle *g, unsigned long blocknum, char *block) |
int gbl_read_block(global_handle *g, unsigned long blocknum, char *block) |
{ |
{ |
|
struct stat gstat; |
unsigned long hdr_offset; |
unsigned long hdr_offset; |
hdr_offset = sizeof (global_header); |
hdr_offset = sizeof (global_header); |
|
|
Line 486 int gbl_read_block(global_handle *g, uns
|
Line 469 int gbl_read_block(global_handle *g, uns
|
return FALSE; |
return FALSE; |
} |
} |
|
|
gbl_lock (g, 1); |
|
lseek (g->fd, hdr_offset + ((long) blocknum * (long) (g->header.block_size)), SEEK_SET); |
|
read (g->fd, block, g->header.block_size); |
|
g->last_block = blocknum; |
|
g->use_count++; |
g->use_count++; |
g->read_ops++; |
|
gbl_unlock (g); |
if (!g->locked) gbl_lock (g, 1); |
|
fstat (g->fd, &gstat); |
|
|
|
if ((g->last_block == blocknum) && |
|
(g->have_cached_block) && |
|
(g->cached_block_num == blocknum) && |
|
(gstat.st_mtime < g->last_read_time)) { |
|
/* the global has not been modified since the last read; grab from memory */ |
|
g->memory_reads++; |
|
memcpy (block, g->last_block_accessed, g->header.block_size); |
|
} |
|
else { |
|
/* have to go out to disk */ |
|
lseek (g->fd, hdr_offset + ((long) blocknum * (long) (g->header.block_size)), SEEK_SET); |
|
read (g->fd, block, g->header.block_size); |
|
|
|
/* update cache */ |
|
memcpy (g->last_block_accessed, block, g->header.block_size); |
|
g->have_cached_block = TRUE; |
|
g->cached_block_num = blocknum; |
|
g->last_block = blocknum; |
|
g->read_ops++; |
|
} |
|
|
|
g->last_read_time = time (0L); |
|
g->use_count++; |
|
|
|
if (g->locked) gbl_unlock (g); |
|
|
return TRUE; |
return TRUE; |
} /* gbl_read_block() */ |
} /* gbl_read_block() */ |
Line 507 int gbl_write_block(global_handle *g, un
|
Line 513 int gbl_write_block(global_handle *g, un
|
return FALSE; |
return FALSE; |
} |
} |
|
|
if (!g->locked) { |
gbl_lock (g, 1); |
gbl_lock (g, 1); |
|
} |
|
|
|
for (;;) { |
for (;;) { |
|
|
errno = 0; |
errno = 0; |
|
|
lseek (g->fd, hdr_offset + (blocknum * g->header.block_size), SEEK_SET); |
lseek (g->fd, hdr_offset + (blocknum * g->header.block_size), SEEK_SET); |
write (g->fd, block, BLOCKLEN); |
write (g->fd, block, g->header.block_size); |
errsav = errno; |
errsav = errno; |
g->last_block = blocknum; |
g->last_block = blocknum; |
g->use_count++; |
g->use_count++; |
Line 528 int gbl_write_block(global_handle *g, un
|
Line 532 int gbl_write_block(global_handle *g, un
|
|
|
} |
} |
|
|
gbl_update_tid (g); |
gbl_update_tid (g); |
|
gbl_unlock (g); |
if (g->locked) { |
|
gbl_unlock (g); |
|
} |
|
|
|
return TRUE; |
return TRUE; |
} |
} |
Line 578 global_handle *gbl_handle(char *key)
|
Line 579 global_handle *gbl_handle(char *key)
|
g->use_count = 1; |
g->use_count = 1; |
g->locked = FALSE; |
g->locked = FALSE; |
g->age = time (0L); |
g->age = time (0L); |
|
g->last_read_time = 0; |
g->last_block = 0; |
g->last_block = 0; |
g->opened = FALSE; |
g->opened = FALSE; |
g->fd = 0; |
g->fd = 0; |
Line 586 global_handle *gbl_handle(char *key)
|
Line 588 global_handle *gbl_handle(char *key)
|
g->cache_hits = 0; |
g->cache_hits = 0; |
g->read_ops = 0; |
g->read_ops = 0; |
g->write_ops = 0; |
g->write_ops = 0; |
|
g->memory_reads = 0; |
|
g->have_cached_block = FALSE; |
|
g->last_block_accessed = NULL; |
|
|
strcpy (g->global_name, global_name); |
strcpy (g->global_name, global_name); |
gbl_path (key, g->global_path); |
gbl_path (key, g->global_path); |
Line 704 void global_bltin (short action, char *k
|
Line 709 void global_bltin (short action, char *k
|
static char block[BLOCKLEN]; |
static char block[BLOCKLEN]; |
static int getnflag; /* flag 1=$ZO-variable 0=$Q-function */ |
static int getnflag; /* flag 1=$ZO-variable 0=$Q-function */ |
static int tryfast; /* try fast access if get_sym on */ |
static int tryfast; /* try fast access if get_sym on */ |
/* previous global */ |
/* previous global */ |
|
|
int iresult; |
int iresult; |
|
|
Line 713 void global_bltin (short action, char *k
|
Line 718 void global_bltin (short action, char *k
|
register long int k; |
register long int k; |
register long int ch; |
register long int ch; |
|
|
j = 0; |
j = 0; |
|
|
hdr_offset = sizeof (global_header); |
hdr_offset = sizeof (global_header); |
|
|
/* process optional limitations */ |
/* process optional limitations */ |
if (glvnflag.all && key[0] >= '%' && key[0] <= 'z') { |
if (glvnflag.all && key[0] >= '%' && key[0] <= 'z') { |
|
|
if ((i = glvnflag.one[0])) { /* number of significant chars */ |
if ((i = glvnflag.one[0])) { /* number of significant chars */ |
|
|
j = 0; |
j = 0; |
while ((k = key[j]) != DELIM && k != EOL) { |
while ((k = key[j]) != DELIM && k != EOL) { |
|
|
if (j >= i) { |
if (j >= i) { |
|
|
while ((k = key[++j]) != DELIM && k != EOL); |
while ((k = key[++j]) != DELIM && k != EOL); |
|
|
stcpy (&key[i], &key[j]); |
stcpy (&key[i], &key[j]); |
|
|
break; |
break; |
} |
} |
|
|
j++; |
j++; |
|
|
} |
} |
} |
} |
|
|
if (glvnflag.one[1]) { /* upper/lower sensitivity */ |
if (glvnflag.one[1]) { /* upper/lower sensitivity */ |
|
|
j = 0; |
j = 0; |
|
|
while ((k = key[j]) != DELIM && k != EOL) { |
while ((k = key[j]) != DELIM && k != EOL) { |
|
|
if (k >= 'a' && k <= 'z') key[j] = k - 32; |
if (k >= 'a' && k <= 'z') key[j] = k - 32; |
|
|
j++; |
j++; |
|
|
} |
} |
|
|
} |
} |
|
|
if ((i = glvnflag.one[2])) { |
if ((i = glvnflag.one[2])) { |
|
|
if (stlen (key) > i) { |
if (stlen (key) > i) { |
merr_raise (M75); |
merr_raise (M75); |
return; |
return; |
} /* key length limit */ |
} /* key length limit */ |
|
|
} |
} |
|
|
if ((i = glvnflag.one[3])) { /* subscript length limit */ |
if ((i = glvnflag.one[3])) { /* subscript length limit */ |
|
|
j = 0; |
j = 0; |
|
|
while ((k = key[j++]) != DELIM && k != EOL); |
while ((k = key[j++]) != DELIM && k != EOL); |
|
|
if (k == DELIM) { |
if (k == DELIM) { |
|
|
k = 0; |
k = 0; |
for (;;) { |
for (;;) { |
|
|
k = key[j++]; |
k = key[j++]; |
|
|
if (k == DELIM || k == EOL) { |
if (k == DELIM || k == EOL) { |
|
|
if (k > i) { |
if (k > i) { |
merr_raise (M75); |
merr_raise (M75); |
return; |
return; |
} |
} |
|
|
k = 0; |
k = 0; |
} |
} |
|
|
if (k == EOL) break; |
if (k == EOL) break; |
|
|
k++; |
k++; |
} |
} |
} |
} |
|
|
} |
} |
} |
} |
|
|
Line 852 void global_bltin (short action, char *k
|
Line 836 void global_bltin (short action, char *k
|
} |
} |
} |
} |
|
|
if (v22ptr) { |
|
|
|
procv22 (key); |
|
|
|
if (key[0] != '^') { |
|
char losav[256]; |
|
|
|
stcpy (losav, l_o_val); |
|
symtab (action, key, data); |
|
stcpy (g_o_val, l_o_val); |
|
stcpy (l_o_val, losav); |
|
|
|
return; |
|
} |
|
} |
|
|
|
g = gbl_handle (key); |
g = gbl_handle (key); |
i = gbl_path (key, filnam); |
i = gbl_path (key, filnam); |
|
|
Line 932 void global_bltin (short action, char *k
|
Line 900 void global_bltin (short action, char *k
|
compactkey[k++] = ch << 1; |
compactkey[k++] = ch << 1; |
|
|
} |
} |
else if (ch < SP || ch >= DEL) { |
else if (ch < SP || ch >= DEL) { |
|
/* no CTRLs */ |
/*no CTRLs */ |
|
|
|
merr_raise (SBSCR); |
merr_raise (SBSCR); |
return; |
return; |
} |
} |
Line 1008 void global_bltin (short action, char *k
|
Line 974 void global_bltin (short action, char *k
|
|
|
reopen: |
reopen: |
|
|
gbl_open (g, action); |
if (!gbl_open (g, action)) { |
if (g->fd == -1) { |
|
|
|
/* file not found */ |
/* file not found */ |
if (action != set_sym) { |
if (action != set_sym) { |
Line 1092 reopen:
|
Line 1057 reopen:
|
block[BTYP] = DATA; /* type */ |
block[BTYP] = DATA; /* type */ |
block[OFFS] = i / 256; |
block[OFFS] = i / 256; |
block[OFFS + 1] = i % 256; |
block[OFFS + 1] = i % 256; |
|
|
for (;;) { |
|
|
|
errno = 0; |
|
write (g->fd, block, BLOCKLEN); |
|
|
|
if (errno == 0) break; |
|
|
|
lseek (g->fd, hdr_offset + ((ROOT + 1L) * BLOCKLEN), SEEK_SET); |
|
panic (); |
|
|
|
} |
|
|
|
|
gbl_write_block (g, ROOT + 1, block); |
|
|
gbl_close (g); |
gbl_close (g); |
gbl_unlock (g); |
gbl_unlock (g); |
gbl_open (g, action); |
gbl_open (g, action); |
Line 1123 reopen:
|
Line 1078 reopen:
|
|
|
if (action == get_sym) { |
if (action == get_sym) { |
|
|
tfast0: |
tfast0: |
gbl_lock (g, 3); |
gbl_lock (g, 3); |
|
|
if (g->fast_path > 0) goto tfast1; /* try again last block */ |
if (g->fast_path > 0) { |
|
goto tfast1; /* try again last block */ |
|
} |
|
|
blknbr = g->last_block = ROOT; /* start with ROOT block */ |
blknbr = g->last_block = ROOT; /* start with ROOT block */ |
|
|
for (;;) { |
for (;;) { |
|
|
|
|
tfast1: |
tfast1: |
gbl_read_block (g, blknbr, block); |
gbl_read_block (g, blknbr, block); |
|
|
Line 1140 reopen:
|
Line 1095 reopen:
|
tfast2: |
tfast2: |
*/ |
*/ |
if ((typ = block[BTYP]) == DATA) { /* scan data block: here we test for equality only */ |
if ((typ = block[BTYP]) == DATA) { /* scan data block: here we test for equality only */ |
|
|
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
j = UNSIGN (block[0]); |
j = UNSIGN (block[0]); |
Line 1149 reopen:
|
Line 1103 reopen:
|
stcpy0 (key1, &block[2], j); /* get first key */ |
stcpy0 (key1, &block[2], j); /* get first key */ |
|
|
ch = keyl; /* ch is a register! */ |
ch = keyl; /* ch is a register! */ |
|
while (i < offset) { |
while (i < offset) { |
|
|
|
j = UNSIGN (block[i++]); /* length of key - offset */ |
j = UNSIGN (block[i++]); /* length of key - offset */ |
k = UNSIGN (block[i++]); /* offset into previous entry */ |
k = UNSIGN (block[i++]); /* offset into previous entry */ |
|
|
Line 1159 reopen:
|
Line 1111 reopen:
|
|
|
while (k < j) key1[k++] = block[i++]; /* get key */ |
while (k < j) key1[k++] = block[i++]; /* get key */ |
|
|
if (j != ch) { /* keys have different length */ |
if (j != ch) { /* keys have different length */ |
|
|
i += UNSIGN (block[i]); |
i += UNSIGN (block[i]); |
i++; |
i++; |
|
|
continue; |
continue; |
|
|
} |
} |
|
|
j = ch; |
j = ch; |
Line 1173 reopen:
|
Line 1123 reopen:
|
do { |
do { |
j--; |
j--; |
} while (compactkey[j] == key1[j]); /* compare keys */ |
} while (compactkey[j] == key1[j]); /* compare keys */ |
|
|
|
if (j < 0) { |
if (j < 0) { |
|
|
|
k = UNSIGN (block[i++]); |
k = UNSIGN (block[i++]); |
stcpy0 (data, &block[i], k); /* get value */ |
stcpy0 (data, &block[i], k); /* get value */ |
data[k] = EOL1; /* append EOL */ |
data[k] = EOL1; /* append EOL */ |
|
|
goto quit; |
goto quit; |
|
|
} |
} |
|
|
i += UNSIGN (block[i]); |
i += UNSIGN (block[i]); |
i++; /* skip data */ |
i++; /* skip data */ |
|
|
} |
} |
|
|
/* fast access failed. try normal path */ |
/* fast access failed. try normal path */ |
Line 1227 reopen:
|
Line 1173 reopen:
|
addr += UNSIGN (block[addr]) + 2; /* skip key */ |
addr += UNSIGN (block[addr]) + 2; /* skip key */ |
|
|
if ((blknbr = UNSIGN (block[addr]) * 65536 + UNSIGN (block[addr + 1]) * 256 + UNSIGN (block[addr + 2])) == g->last_block) { |
if ((blknbr = UNSIGN (block[addr]) * 65536 + UNSIGN (block[addr + 1]) * 256 + UNSIGN (block[addr + 2])) == g->last_block) { |
merr_raise (DBDGD); |
merr_raise (DBDGD); |
goto quit; |
goto quit; |
} |
} |
|
|
addr += PLEN; /* skip data */ |
addr += PLEN; /* skip data */ |
g->last_block = blknbr; |
g->last_block = blknbr; |
g->fast_path = 1; |
g->fast_path = 1; |
|
|
if (merr () == INRPT) goto quit; |
if (merr () == INRPT) goto quit; |
|
|
} |
} |
} /* end of get_sym */ |
} /* end of get_sym */ |
Line 1319 k_again: /* entry point for repeated
|
Line 1265 k_again: /* entry point for repeated
|
|
|
datal = stlen (data); |
datal = stlen (data); |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
if (found != 2) { /* new entry */ |
if (found != 2) { /* new entry */ |
|
|
Line 1345 k_again: /* entry point for repeated
|
Line 1291 k_again: /* entry point for repeated
|
} |
} |
|
|
|
|
s10: { |
s10: |
|
{ |
long len; /* insert key */ |
long len; /* insert key */ |
char key0[256]; |
char key0[256]; |
|
|
Line 1496 s10: {
|
Line 1443 s10: {
|
goto splitd; |
goto splitd; |
} |
} |
|
|
s20: |
s20: |
|
|
i = offset; |
i = offset; |
k = addr + olddatal; |
k = addr + olddatal; |
Line 1556 s20:
|
Line 1503 s20:
|
|
|
/* get following entry, eventually in the next blk */ |
/* get following entry, eventually in the next blk */ |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
if (addr >= offset) { |
if (addr >= offset) { |
|
|
Line 1691 s20:
|
Line 1638 s20:
|
|
|
while (i < keyl) if (compactkey[i++] & 01) |
while (i < keyl) if (compactkey[i++] & 01) |
|
|
j1++; |
j1++; |
i = 0; |
i = 0; |
j = 0; |
j = 0; |
k = 0; |
k = 0; |
Line 1724 s20:
|
Line 1671 s20:
|
while ((ch = UNSIGN (scratch[i++])) != g_EOL) { |
while ((ch = UNSIGN (scratch[i++])) != g_EOL) { |
|
|
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
|
|
|
|
if (ch0 == DEL) { |
if (ch0 == DEL) { |
Line 1804 s20:
|
Line 1751 s20:
|
|
|
addr = 0; |
addr = 0; |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
} |
} |
|
|
} |
} |
Line 1871 s20:
|
Line 1818 s20:
|
while ((ch = UNSIGN (key0[i++])) != g_EOL) { |
while ((ch = UNSIGN (key0[i++])) != g_EOL) { |
|
|
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
|
|
|
|
if (ch0 == DEL) { |
if (ch0 == DEL) { |
Line 1948 s20:
|
Line 1895 s20:
|
} |
} |
|
|
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
|
|
if (ch0 == DEL) { |
if (ch0 == DEL) { |
|
|
Line 1993 s20:
|
Line 1940 s20:
|
|
|
case kill_sym: /* search and destroy */ |
case kill_sym: /* search and destroy */ |
|
|
killo: /* entry from killone section */ |
killo: /* entry from killone section */ |
offset = UNSIGN (block[OFFS]) * 256 + UNSIGN (block[OFFS + 1]); |
offset = UNSIGN (block[OFFS]) * 256 + UNSIGN (block[OFFS + 1]); |
|
|
i = 0; |
i = 0; |
Line 2038 killo: /* entry from killone section
|
Line 1985 killo: /* entry from killone section
|
addr += UNSIGN (block[addr]); |
addr += UNSIGN (block[addr]); |
addr += (2 + PLEN); /* skip previous entry */ |
addr += (2 + PLEN); /* skip previous entry */ |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
traceadr[trx] = addr; |
traceadr[trx] = addr; |
|
|
if (addr < offset) break; |
if (addr < offset) break; |
|
|
traceadr[trx] = 0; |
traceadr[trx] = 0; |
traceblk[trx] = UNSIGN (block[RLPTR]) * 65536 + |
traceblk[trx] = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
|
|
} |
} |
|
|
Line 2055 killo: /* entry from killone section
|
Line 2002 killo: /* entry from killone section
|
gbl_read_block (g, blknbr, block); |
gbl_read_block (g, blknbr, block); |
|
|
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
addr = 0; |
addr = 0; |
k = UNSIGN (block[0]); |
k = UNSIGN (block[0]); |
stcpy0 (key0, &block[2], k); |
stcpy0 (key0, &block[2], k); |
Line 2144 killo: /* entry from killone section
|
Line 2091 killo: /* entry from killone section
|
if ((begadr == 0) && (endadr == offset)) { /* block becomes empty */ |
if ((begadr == 0) && (endadr == offset)) { /* block becomes empty */ |
|
|
long left, |
long left, |
right; |
right; |
char block0[BLOCKLEN]; |
char block0[BLOCKLEN]; |
|
|
p_empty: /* entry if pointer block goes empty */ |
p_empty: /* entry if pointer block goes empty */ |
|
|
left = UNSIGN (block[LLPTR]) * 65536 + |
left = UNSIGN (block[LLPTR]) * 65536 + |
UNSIGN (block[LLPTR + 1]) * 256 + |
UNSIGN (block[LLPTR + 1]) * 256 + |
UNSIGN (block[LLPTR + 2]); |
UNSIGN (block[LLPTR + 2]); |
right = UNSIGN (block[RLPTR]) * 65536 + |
right = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
|
|
if (left) { |
if (left) { |
|
|
Line 2195 p_empty: /* entry if pointer block goes
|
Line 2142 p_empty: /* entry if pointer block goes
|
|
|
gbl_read_block (g, blknbr, block); |
gbl_read_block (g, blknbr, block); |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
freecnt = UNSIGN (block[addr]) + 2 + PLEN; |
freecnt = UNSIGN (block[addr]) + 2 + PLEN; |
|
|
/* delete key */ |
/* delete key */ |
Line 2268 p_empty: /* entry if pointer block goes
|
Line 2215 p_empty: /* entry if pointer block goes
|
j = block[begadr + 1]; |
j = block[begadr + 1]; |
k = 0; |
k = 0; |
if (begadr) |
if (begadr) |
while (key0[k] == key1[k]) |
while (key0[k] == key1[k]) |
k++; /* new key_offset */ |
k++; /* new key_offset */ |
if (k < j) { |
if (k < j) { |
ch = j - k; /* space requirement */ |
ch = j - k; /* space requirement */ |
block[begadr] = i + ch; /* new key_length */ |
block[begadr] = i + ch; /* new key_length */ |
block[begadr + 1] = k; /* new key_offset */ |
block[begadr + 1] = k; /* new key_offset */ |
i = offset; |
i = offset; |
j = i + ch; |
j = i + ch; |
offset = j; |
offset = j; |
begadr++; |
begadr++; |
while (i > begadr) |
while (i > begadr) |
block[j--] = block[i--]; |
block[j--] = block[i--]; |
stcpy0 (&block[begadr + 1], &key0[k], ch); |
stcpy0 (&block[begadr + 1], &key0[k], ch); |
} |
} |
} |
} |
block[OFFS] = offset / 256; |
block[OFFS] = offset / 256; |
Line 2298 p_empty: /* entry if pointer block goes
|
Line 2245 p_empty: /* entry if pointer block goes
|
|
|
break; |
break; |
|
|
zinv: |
zinv: |
|
|
{ |
{ |
long len; |
long len; |
Line 2316 zinv:
|
Line 2263 zinv:
|
gbl_read_block (g, blknbr, block); |
gbl_read_block (g, blknbr, block); |
|
|
addr = UNSIGN (block[OFFS]) * 256 + |
addr = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
} |
} |
|
|
Line 2391 zinv:
|
Line 2338 zinv:
|
while ((ch = UNSIGN (scratch[i++])) != g_EOL) { |
while ((ch = UNSIGN (scratch[i++])) != g_EOL) { |
|
|
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
ch0 = (ch >= SP ? (ch >> 1) : /* 'string' chars */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch < 20 ? (ch >> 1) + '0' : /* 0...9 */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
(ch >> 1) + SP)); /* '.' or '-' */ |
|
|
if (ch0 == DEL) { |
if (ch0 == DEL) { |
|
|
Line 2437 zinv:
|
Line 2384 zinv:
|
|
|
case zdata: /* nonstandard data function */ |
case zdata: /* nonstandard data function */ |
|
|
{ |
{ |
long counties[128]; |
long counties[128]; |
char key0[256]; |
char key0[256]; |
int icnt, icnt0, len; |
int icnt, icnt0, len; |
|
|
i = 0; |
i = 0; |
|
|
while (i < 128) counties[i++] = 0L; /* init count; */ |
while (i < 128) counties[i++] = 0L; /* init count; */ |
|
|
if (found == 2) { /* ... advance to next entry */ |
if (found == 2) { /* ... advance to next entry */ |
addr += UNSIGN (block[addr]); |
addr += UNSIGN (block[addr]); |
addr += 2; /* skip key */ |
addr += 2; /* skip key */ |
addr += UNSIGN (block[addr]); |
addr += UNSIGN (block[addr]); |
addr++; /* skip data */ |
addr++; /* skip data */ |
|
|
counties[0] = 1L; |
counties[0] = 1L; |
} |
} |
|
|
offset = UNSIGN (block[OFFS]) * 256 + UNSIGN (block[OFFS + 1]); |
offset = UNSIGN (block[OFFS]) * 256 + UNSIGN (block[OFFS + 1]); |
icnt = 0; |
icnt = 0; |
i = 0; |
i = 0; |
|
|
while ((ch = compactkey[i++]) != g_EOL) { |
while ((ch = compactkey[i++]) != g_EOL) { |
|
|
if (ch & 01) { |
|
icnt++; |
|
} |
|
|
|
|
if (ch & 01) { |
|
icnt++; |
} |
} |
|
|
len = i - 1; |
} |
i = 0; |
|
|
|
while (i < addr) { /* compute offset complete key */ |
len = i - 1; |
|
i = 0; |
|
|
|
while (i < addr) { /* compute offset complete key */ |
|
|
icnt0 = UNSIGN (block[i++]); |
icnt0 = UNSIGN (block[i++]); |
icnt0 += (j = UNSIGN (block[i++])); |
icnt0 += (j = UNSIGN (block[i++])); |
|
|
while (j < icnt0) key0[j++] = block[i++]; |
while (j < icnt0) key0[j++] = block[i++]; |
|
|
key0[j] = g_EOL; |
key0[j] = g_EOL; |
i += UNSIGN (block[i]); |
i += UNSIGN (block[i]); |
|
|
i++; /* skip data */ |
i++; /* skip data */ |
|
|
} |
} |
|
|
for (;;) { /* is it still a descendant ??? */ |
for (;;) { /* is it still a descendant ??? */ |
|
|
if (addr >= offset) { /* look in next block */ |
if (addr >= offset) { /* look in next block */ |
|
|
if ((blknbr = UNSIGN (block[RLPTR]) * 65536 + UNSIGN (block[RLPTR + 1]) * 256 + UNSIGN (block[RLPTR + 2])) == 0) { |
if ((blknbr = UNSIGN (block[RLPTR]) * 65536 + UNSIGN (block[RLPTR + 1]) * 256 + UNSIGN (block[RLPTR + 2])) == 0) { |
break; /* no next block */ |
break; /* no next block */ |
} |
} |
|
|
gbl_read_block (g, blknbr, block); |
gbl_read_block (g, blknbr, block); |
|
|
addr = 0; |
addr = 0; |
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
} |
} |
|
|
i = UNSIGN (block[addr++]); |
i = UNSIGN (block[addr++]); |
i += (j = UNSIGN (block[addr++])); |
i += (j = UNSIGN (block[addr++])); |
|
|
while (j < i) key0[j++] = block[addr++]; |
while (j < i) key0[j++] = block[addr++]; |
|
|
addr += UNSIGN (block[addr]); |
addr += UNSIGN (block[addr]); |
addr++; /* skip data */ |
addr++; /* skip data */ |
icnt0 = 0; |
icnt0 = 0; |
i = 0; |
i = 0; |
|
|
while (i < j) if (key0[i++] & 01) |
while (i < j) if (key0[i++] & 01) |
|
|
icnt0++; |
icnt0++; |
|
|
if (icnt0 <= icnt) break; |
if (icnt0 <= icnt) break; |
|
|
i = 0; |
i = 0; |
|
|
while (i < len) { |
while (i < len) { |
|
|
if (key0[i] != compactkey[i]) break; |
if (key0[i] != compactkey[i]) break; |
|
|
i++; |
i++; |
|
|
} |
} |
|
|
if (i < len) break; |
if (i < len) break; |
|
|
counties[icnt0 - icnt]++; |
counties[icnt0 - icnt]++; |
|
|
} |
} |
|
|
i = 128; |
i = 128; |
|
|
while (counties[--i] == 0L); |
while (counties[--i] == 0L); |
|
|
lintstr (data, counties[0]); |
lintstr (data, counties[0]); |
|
|
j = 1; |
j = 1; |
tmp1[0] = ','; |
tmp1[0] = ','; |
|
|
while (j <= i) { |
while (j <= i) { |
lintstr (&tmp1[1], counties[j++]); |
lintstr (&tmp1[1], counties[j++]); |
stcat (data, tmp1); |
stcat (data, tmp1); |
} |
|
|
|
} |
} |
|
|
|
} |
|
|
break; |
break; |
|
|
case getinc: |
case getinc: |
|
|
{ |
{ |
int setopsav; |
int setopsav; |
|
|
setopsav = setop; |
setopsav = setop; |
setop = '+'; |
setop = '+'; |
data[0] = '1'; |
data[0] = '1'; |
data[1] = EOL; |
data[1] = EOL; |
|
|
global (set_sym, key, data); |
global (set_sym, key, data); |
|
|
setop = setopsav; |
setop = setopsav; |
|
|
return; |
return; |
} |
} |
|
|
case killone: |
case killone: |
|
{ |
{ |
if (found == 2) goto killo; /* entry found use normal kill routine */ |
if (found == 2) goto killo; /* entry found use normal kill routine */ |
|
|
|
goto quit; |
goto quit; |
} |
} |
|
|
case merge_sym: |
|
|
|
printf("MERGE NOT IMPLEMENTED FOR GLOBALS\n"); |
|
|
|
#ifdef DEBUG_GBL |
|
|
|
int loop; |
|
|
|
printf ("DEBUG MERGE: "); |
|
printf ("[key] is ["); |
|
|
|
for (loop = 0; key[loop] != EOL; loop++) printf ("%c", (key[loop] == DELIM) ? '!' : key[loop]); |
|
|
|
printf ("]\r\n"); |
|
printf ("[data] is ["); |
|
|
|
for(loop = 0; data[loop] != EOL; loop++) printf ("%c", (data[loop] == DELIM) ? '!' : data[loop]); |
|
|
|
printf("]\r\n"); |
|
|
|
#endif |
|
return; |
|
|
|
default: |
default: |
|
|
Line 2628 splitd: /* split data block in two se
|
Line 2551 splitd: /* split data block in two se
|
|
|
if (addr >= offset) { |
if (addr >= offset) { |
long right, |
long right, |
right1, |
right1, |
right2; |
right2; |
|
|
right = UNSIGN (block[RLPTR]); |
right = UNSIGN (block[RLPTR]); |
right1 = UNSIGN (block[RLPTR + 1]); |
right1 = UNSIGN (block[RLPTR + 1]); |
Line 2702 splitd: /* split data block in two se
|
Line 2625 splitd: /* split data block in two se
|
} |
} |
|
|
/* other is ***always*** zero !!! |
/* other is ***always*** zero !!! |
* if (other=left*65536+left1*256+left2) up-date RL-PTR of LL-block |
* if (other=left*65536+left1*256+left2) up-date RL-PTR of LL-block |
* { char block0[BLOCKLEN]; |
* { char block0[BLOCKLEN]; |
* lseek(filedes,(long)other*(long)(BLOCKLEN),0); |
* lseek(filedes,(long)other*(long)(BLOCKLEN),0); |
* read(filedes,block0,BLOCKLEN); |
* read(filedes,block0,BLOCKLEN); |
* block0[RLPTR ]=blknbr/65536; |
* block0[RLPTR ]=blknbr/65536; |
* block0[RLPTR+1]=blknbr%65536/256; |
* block0[RLPTR+1]=blknbr%65536/256; |
* block0[RLPTR+2]=blknbr%256; |
* block0[RLPTR+2]=blknbr%256; |
* lseek(filedes,(long)other*(long)(BLOCKLEN),0); |
* lseek(filedes,(long)other*(long)(BLOCKLEN),0); |
* write(filedes,block0,BLOCKLEN); |
* write(filedes,block0,BLOCKLEN); |
* } |
* } |
*/ |
*/ |
|
|
goto spltex; |
goto spltex; |
|
|
Line 2794 splitd: /* split data block in two se
|
Line 2717 splitd: /* split data block in two se
|
|
|
/* update rightlink and leftlink pointers */ |
/* update rightlink and leftlink pointers */ |
other = UNSIGN (block[RLPTR]) * 65536 + |
other = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
Line 2831 splitd: /* split data block in two se
|
Line 2754 splitd: /* split data block in two se
|
/* save old block away and make new block the current block */ |
/* save old block away and make new block the current block */ |
/* update rightlink and leftlink pointers */ |
/* update rightlink and leftlink pointers */ |
other = UNSIGN (block[RLPTR]) * 65536 + |
other = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
Line 2925 static void splitp (global_handle *g, ch
|
Line 2848 static void splitp (global_handle *g, ch
|
|
|
/* update number of blocks ! */ |
/* update number of blocks ! */ |
i = UNSIGN (block0[NRBLK]) * 65536 + |
i = UNSIGN (block0[NRBLK]) * 65536 + |
UNSIGN (block0[NRBLK + 1]) * 256 + |
UNSIGN (block0[NRBLK + 1]) * 256 + |
UNSIGN (block0[NRBLK + 2]) + 1; |
UNSIGN (block0[NRBLK + 2]) + 1; |
|
|
block0[NRBLK] = i / 65536; |
block0[NRBLK] = i / 65536; |
block0[NRBLK + 1] = i % 65536 / 256; |
block0[NRBLK + 1] = i % 65536 / 256; |
Line 2992 static void splitp (global_handle *g, ch
|
Line 2915 static void splitp (global_handle *g, ch
|
|
|
/* update rightlink and leftlink pointers */ |
/* update rightlink and leftlink pointers */ |
other = UNSIGN (block[RLPTR]) * 65536 + |
other = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
block0[RLPTR + 2] = block[RLPTR + 2]; |
Line 3028 static void splitp (global_handle *g, ch
|
Line 2951 static void splitp (global_handle *g, ch
|
|
|
/* update rightlink and leftlink pointers */ |
/* update rightlink and leftlink pointers */ |
other = UNSIGN (block[RLPTR]) * 65536 + |
other = UNSIGN (block[RLPTR]) * 65536 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 1]) * 256 + |
UNSIGN (block[RLPTR + 2]); |
UNSIGN (block[RLPTR + 2]); |
|
|
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR] = block[RLPTR]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
block0[RLPTR + 1] = block[RLPTR + 1]; |
Line 3102 static void update (global_handle *g, ch
|
Line 3025 static void update (global_handle *g, ch
|
j = oldkeyl - keyl; |
j = oldkeyl - keyl; |
|
|
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
if (j > 0) { /* surplus space */ |
if (j > 0) { /* surplus space */ |
|
|
Line 3176 static void insert (global_handle *g, ch
|
Line 3099 static void insert (global_handle *g, ch
|
gbl_read_block (g, blk, block); |
gbl_read_block (g, blk, block); |
|
|
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
if (traceadr[trx + 1] != (-1)) { |
if (traceadr[trx + 1] != (-1)) { |
addr += UNSIGN (block[addr]); |
addr += UNSIGN (block[addr]); |
Line 3246 static void b_free (global_handle *g, un
|
Line 3169 static void b_free (global_handle *g, un
|
gbl_read_block (g, free, block0); |
gbl_read_block (g, free, block0); |
|
|
other = UNSIGN (block0[RLPTR]) * 65536 + |
other = UNSIGN (block0[RLPTR]) * 65536 + |
UNSIGN (block0[RLPTR + 1]) * 256 + |
UNSIGN (block0[RLPTR + 1]) * 256 + |
UNSIGN (block0[RLPTR + 2]); |
UNSIGN (block0[RLPTR + 2]); |
|
|
if (other == 0) break; |
if (other == 0) break; |
|
|
Line 3263 static void b_free (global_handle *g, un
|
Line 3186 static void b_free (global_handle *g, un
|
offset -= PLEN; |
offset -= PLEN; |
other = UNSIGN (block0[offset]) * 65536 + |
other = UNSIGN (block0[offset]) * 65536 + |
|
|
UNSIGN (block0[offset + 1]) * 256 + |
UNSIGN (block0[offset + 1]) * 256 + |
UNSIGN (block0[offset + 2]); |
UNSIGN (block0[offset + 2]); |
|
|
block0[offset] = 0; |
block0[offset] = 0; |
block0[offset + 1] = 0; |
block0[offset + 1] = 0; |
Line 3388 static void scandblk (char *block, long
|
Line 3311 static void scandblk (char *block, long
|
char key0[256]; |
char key0[256]; |
|
|
offset = UNSIGN (block[OFFS]) * 256 + |
offset = UNSIGN (block[OFFS]) * 256 + |
UNSIGN (block[OFFS + 1]); |
UNSIGN (block[OFFS + 1]); |
|
|
while (i < offset) { |
while (i < offset) { |
|
|
Line 3685 void close_all_globals (void)
|
Line 3608 void close_all_globals (void)
|
gbl_close_all (); |
gbl_close_all (); |
|
|
return; |
return; |
} /* end close_all_globals() */ |
} /* close_all_globals() */ |
|
|
static void panic (void) |
static void panic (void) |
{ |
{ |
printf ("write failed\r\n"); |
logprintf (FM_LOG_ERROR, "global_bltin: could not write to full disk"); |
|
|
printf ("\033[s\033[25H\033[5;7mwrite needs more disk space immediately\007"); |
|
sleep (1); |
|
printf ("\033[m\007\033[2K\033[u"); |
|
|
|
/* restore screen 'cause system messed up screen */ |
|
|
|
#ifdef NOWRITEM |
|
|
|
write_m ("\033[4~\201"); |
|
|
|
#endif /* NOWRITEM */ |
|
|
|
return; |
return; |
|
} /* panic() */ |
} /* end panic() */ |
|
|
|
|
|
void gbl_dump_stat(void) |
void gbl_dump_stat(void) |
Line 3716 void gbl_dump_stat(void)
|
Line 3625 void gbl_dump_stat(void)
|
int hit_pct; |
int hit_pct; |
unsigned long access_total; |
unsigned long access_total; |
unsigned long hit_total; |
unsigned long hit_total; |
|
unsigned long mem_reads_total; |
|
|
|
mem_reads_total = 0; |
printf ("\r\nFreeM Global Statistics [PID %d]\r\n\r\n", pid); |
printf ("\r\nFreeM Global Statistics [PID %d]\r\n\r\n", pid); |
|
|
printf ("%-20s%-10s%-10s%-10s%-12s%-20s%-10s%s\r\n", "GLOBAL", "USECT", "READS", "WRITES", "SLOW PTHCT", "AGE", "LAST BLK", "FILE"); |
printf ("%-20s%-10s%-10s%-10s%-10s%-12s%-20s%-10s%s\r\n", "GLOBAL", "USECT", "READS", "WRITES", "MEMREADS", "SLOW PTHCT", "AGE", "LAST BLK", "FILE"); |
printf ("%-20s%-10s%-10s%-10s%-12s%-20s%-10s%s\r\n", "======", "=====", "=====", "======", "==========", "===", "========", "===="); |
printf ("%-20s%-10s%-10s%-10s%-10s%-12s%-20s%-10s%s\r\n", "======", "=====", "=====", "======", "========", "==========", "===", "========", "===="); |
|
|
access_total = 0; |
access_total = 0; |
ct = 0; |
ct = 0; |
for (g = global_handles_head; g != NULL; g = g->next) { |
for (g = global_handles_head; g != NULL; g = g->next) { |
printf ("%-20s%-10ld%-10ld%-10ld%-12ld%-20ld%-10ld%s\r\n", |
printf ("%-20s%-10ld%-10ld%-10ld%-10ld%-12ld%-20ld%-10ld%s\r\n", |
g->global_name, |
g->global_name, |
g->use_count, |
g->use_count, |
g->read_ops, |
g->read_ops, |
g->write_ops, |
g->write_ops, |
|
g->memory_reads, |
g->cache_misses, |
g->cache_misses, |
g->age, |
g->age, |
g->last_block, |
g->last_block, |
g->global_path); |
g->global_path); |
ct++; |
ct++; |
|
mem_reads_total += g->memory_reads; |
access_total += g->use_count; |
access_total += g->use_count; |
} |
} |
if (!ct) printf ("<no globals opened in this pid>\r\n"); |
if (!ct) printf ("<no globals opened in this pid>\r\n"); |
Line 3745 void gbl_dump_stat(void)
|
Line 3658 void gbl_dump_stat(void)
|
|
|
printf ("\r\nTotal accesses: %ld\r\n", access_total); |
printf ("\r\nTotal accesses: %ld\r\n", access_total); |
printf ("Fast path hits %ld\t(%d%%)\r\n", hit_total, hit_pct); |
printf ("Fast path hits %ld\t(%d%%)\r\n", hit_total, hit_pct); |
printf ("Fast path misses: %ld\t(%d%%)\r\n", gbl_cache_misses, miss_pct); |
printf ("Fast path misses: %ld\t(%d%%)\r\n", gbl_cache_misses, miss_pct); |
|
printf ("Disk reads avoided: %ld\r\n", mem_reads_total); |
|
|
} |
} |