d1fb625d2b
not inherited by a child process. * spawn.cc (spawn_guts): Handle system() signal stuff here. * winsup.h (_P_SYSTEM): Define.
454 lines
15 KiB
C++
454 lines
15 KiB
C++
/* ANSI-C code produced by gperf version 2.7.2 */
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/* Command-line: gperf -c --key-positions=5-8,1-2,9-10 -r -t -C -E -T -L ANSI-C -Hdevhash -Ndevice::lookup -Z devstring -7 -G /cygnus/src/uberbaum/winsup/cygwin/devices.gperf */
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#include "winsup.h"
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#include <sys/types.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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#include "devices.h"
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#include "sys/cygwin.h"
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#include "tty.h"
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#include "pinfo.h"
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#undef __GNUC__
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static unsigned int devhash (const char *, unsigned)
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__attribute__ ((regparm (2)));
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enum
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{
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TOTAL_KEYWORDS = 54,
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MIN_WORD_LENGTH = 5,
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MAX_WORD_LENGTH = 14,
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MIN_HASH_VALUE = 131,
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MAX_HASH_VALUE = 358
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};
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/* maximum key range = 228, duplicates = 0 */
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#ifdef __GNUC__
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__inline
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#else
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#ifdef __cplusplus
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inline
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#endif
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#endif
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static unsigned int
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devhash (register const char *str, register unsigned int len)
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{
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static const unsigned short asso_values[] =
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{
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 60, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 62, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 15, 359, 359, 359, 359, 359, 359,
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359, 359, 359, 359, 359, 359, 359, 0, 2, 46,
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42, 50, 3, 4, 36, 15, 10, 41, 61, 13,
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26, 30, 52, 57, 45, 27, 59, 39, 51, 38,
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32, 18, 14, 359, 359, 359, 359, 359
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};
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register int hval = len;
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switch (hval)
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{
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default:
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case 10:
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hval += asso_values[(unsigned) cyg_tolower (str[9])];
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case 9:
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hval += asso_values[(unsigned) cyg_tolower (str[8])];
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case 8:
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hval += asso_values[(unsigned) cyg_tolower (str[7])];
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case 7:
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hval += asso_values[(unsigned) cyg_tolower (str[6])];
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case 6:
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hval += asso_values[(unsigned) cyg_tolower (str[5])];
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case 5:
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hval += asso_values[(unsigned) cyg_tolower (str[4])];
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case 4:
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case 3:
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case 2:
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hval += asso_values[(unsigned) cyg_tolower (str[1])];
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case 1:
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hval += asso_values[(unsigned) cyg_tolower (str[0])];
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break;
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}
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return hval;
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}
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static NO_COPY const struct device wordlist[] =
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{
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""},
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{":bad:", FH_BAD, ":bad:", 0, 0, 0, 0},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""},
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{"/dev/fd", FH_FLOPPY, "\\Device\\Floppy%d", 0, 15},
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{""}, {""}, {""}, {""}, {""}, {""}, {""},
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{"/dev/fifo", FH_FIFO, "\\dev\\fifo", 0, 0, 0, 0},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{""}, {""}, {""}, {""}, {""}, {""}, {""}, {""}, {""},
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{"/dev/sr", FH_CDROM, "\\Device\\CdRom%d", 0, 15},
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{""}, {""}, {""}, {""},
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{"/dev/mem", FH_MEM, "\\dev\\mem", 0, 0, 0, 0},
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{""},
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{"/dev/hda", FH_SDA, "\\Device\\Harddisk%d\\Partition%d", 1, 16, -1},
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{""},
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{"/dev/hdb", FH_SDB, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 15},
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{"/dev/hdf", FH_SDF, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 79},
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{"/dev/hdg", FH_SDG, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 95},
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{""}, {""},
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{"/dev/st", FH_TAPE, "\\Device\\Tape%d", 0, 127},
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{""}, {""},
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{"/dev/hdj", FH_SDJ, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 143},
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{"/dev/com", FH_SERIAL, "\\.\\com%d", 1, 99},
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{""},
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{"/dev/hdm", FH_SDM, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 191},
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{"/dev/hdz", FH_SDZ, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 399},
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{"/dev/hdi", FH_SDI, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 127},
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{""}, {""},
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{"/dev/hdy", FH_SDY, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 383},
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{""}, {""}, {""}, {""}, {""}, {""}, {""},
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{"/dev/hdn", FH_SDN, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 207},
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{"/dev/hds", FH_SDS, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 287},
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{""}, {""},
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{"/dev/hdo", FH_SDO, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 223},
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{""},
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{"/dev/hdx", FH_SDX, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 367},
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{""},
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{"/dev/nst", FH_NTAPE, "\\Device\\Tape%d", 0, 127},
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{""},
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{"/dev/hdh", FH_SDH, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 111},
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{"/dev/scd", FH_CDROM, "\\Device\\CdRom%d", 0, 15},
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{"/dev/hdw", FH_SDW, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 351},
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{"/dev/hdu", FH_SDU, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 319},
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{"/dev/kmem", FH_KMEM, "\\dev\\mem", 0, 0, 0, 0},
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{"/dev/hdk", FH_SDK, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 159},
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{"/dev/hdd", FH_SDD, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 47},
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{"/dev/dsp", FH_OSS_DSP, "\\dev\\dsp", 0, 0, 0, 0},
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{""},
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{"/dev/hdr", FH_SDR, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 271},
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{"/dev/hdc", FH_SDC, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 31},
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{""}, {""}, {""},
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{"/dev/hde", FH_SDE, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 63},
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{"/dev/hdv", FH_SDV, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 335},
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{"/dev/hdp", FH_SDP, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 239},
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{""}, {""}, {""}, {""},
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{"/dev/hdq", FH_SDQ, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 255 /* FIXME 8 bit lunacy */},
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{"/dev/tty", FH_TTY, "\\dev\\tty", 0, 0, 0, 0},
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{"/dev/hdt", FH_SDT, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 303},
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{""},
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{"/dev/hdl", FH_SDL, "\\Device\\Harddisk%d\\Partition%d", 1, 16, 175},
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{"/dev/zero", FH_ZERO, "\\dev\\zero", 0, 0, 0, 0},
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{""}, {""}, {""}, {""},
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{"/dev/conin", FH_CONIN, "conin", 0, 0, 0, 0},
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{"/dev/random", FH_RANDOM, "\\dev\\random", 0, 0, 0, 0},
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{""}, {""}, {""},
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{"/dev/ttym", FH_TTYM, "\\dev\\ttym", 0, 255, 0, 0},
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{""},
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{"/dev/ttyS", FH_SERIAL, "\\.\\com%d", 0, 99, -1},
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{""}, {""},
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{"/dev/windows", FH_WINDOWS, "\\dev\\windows", 0, 0, 0, 0},
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{"/dev/urandom", FH_URANDOM, "\\dev\\urandom", 0, 0, 0, 0},
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{"/dev/ptmx", FH_PTYM, "\\dev\\ptmx", 0, 0, 0, 0},
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{""}, {""}, {""}, {""}, {""},
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{"/dev/console", FH_CONSOLE, "\\dev\\console", 0, 0, 0, 0},
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{"/dev/ttys", FH_TTYS, "\\dev\\tty%d", 0, 255, 0, 0},
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{""}, {""}, {""}, {""}, {""},
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{"/dev/pipe", FH_PIPE, "\\dev\\pipe", 0, 0, 0, 0},
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{""}, {""}, {""},
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{"/dev/conout", FH_CONOUT, "conout", 0, 0, 0, 0},
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{"/dev/rawdrive", FH_RAWDRIVE, "\\DosDevices\\%c:", 0, 0, 0, 0},
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{""}, {""}, {""}, {""}, {""}, {""},
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{"/dev/clipboard", FH_CLIPBOARD, "\\dev\\clipboard", 0, 0, 0, 0},
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{""}, {""}, {""}, {""},
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{"/dev/port", FH_PORT, "\\dev\\port", 0, 0, 0, 0},
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{"/dev/null", FH_NULL, "nul", 0, 0, 0, 0}
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};
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static const device cygdrive_dev_storage =
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{"/cygdrive", FH_CYGDRIVE, "/cygdrive", 0, 0, 0, 0};
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static const device fs_dev_storage =
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{"", FH_FS, "", 0, 0, 0, 0};
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static const device proc_dev_storage =
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{"", FH_PROC, "", 0, 0, 0, 0};
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static const device registry_dev_storage =
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{"", FH_REGISTRY, "", 0, 0, 0, 0};
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static const device process_dev_storage =
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{"", FH_PROCESS, "", 0, 0, 0, 0};
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static const device tcp_dev_storage =
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{"/dev/inet/tcp", FH_TCP, "", 0, 0, 0, 0};
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static const device udp_dev_storage =
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{"/dev/inet/udp", FH_UCP, "", 0, 0, 0, 0};
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static const device icmp_dev_storage =
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{"/dev/inet/icmp", FH_ICMP, "", 0, 0, 0, 0};
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static const device unix_dev_storage =
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{"/dev/inet/unix", FH_UNIX, "", 0, 0, 0, 0};
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static const device stream_dev_storage =
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{"/dev/inet/stream", FH_STREAM, "", 0, 0, 0, 0};
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static const device dgram_dev_storage =
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{"/dev/inet/dgram", FH_DGRAM, "", 0, 0, 0, 0};
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static const device piper_dev_storage =
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{"", FH_PIPER, "", 0, 0, 0, 0};
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static const device pipew_dev_storage =
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{"", FH_PIPEW, "", 0, 0, 0, 0};
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static const device dev_fs =
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{"", FH_FS, "", 0, 0, 0, 0};
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const device *bad_dev = wordlist + 131;
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const device *cdrom_dev = wordlist + 241;
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const device *cdrom_dev1 = wordlist + 285;
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const device *clipboard_dev = wordlist + 352;
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const device *conin_dev = wordlist + 315;
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const device *conout_dev = wordlist + 344;
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const device *console_dev = wordlist + 333;
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const device *cygdrive_dev = &cygdrive_dev_storage;
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const device *dgram_dev = &dgram_dev_storage;
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const device *fifo_dev = wordlist + 222;
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const device *floppy_dev = wordlist + 214;
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const device *fs_dev = &fs_dev_storage;
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const device *icmp_dev = &icmp_dev_storage;
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const device *kmem_dev = wordlist + 288;
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const device *mem_dev = wordlist + 246;
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const device *ntape_dev = wordlist + 282;
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const device *null_dev = wordlist + 358;
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const device *oss_dsp_dev = wordlist + 291;
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const device *pipe_dev = wordlist + 340;
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const device *piper_dev = &piper_dev_storage;
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const device *pipew_dev = &pipew_dev_storage;
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const device *port_dev = wordlist + 357;
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const device *proc_dev = &proc_dev_storage;
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const device *process_dev = &process_dev_storage;
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const device *ptym_dev = wordlist + 327;
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const device *random_dev = wordlist + 316;
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const device *rawdrive_dev = wordlist + 345;
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const device *registry_dev = ®istry_dev_storage;
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const device *sda_dev = wordlist + 248;
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const device *sdb_dev = wordlist + 250;
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const device *sdc_dev = wordlist + 294;
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const device *sdd_dev = wordlist + 290;
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const device *sde_dev = wordlist + 298;
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const device *sdf_dev = wordlist + 251;
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const device *sdg_dev = wordlist + 252;
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const device *sdh_dev = wordlist + 284;
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const device *sdi_dev = wordlist + 263;
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const device *sdj_dev = wordlist + 258;
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const device *sdk_dev = wordlist + 289;
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const device *sdl_dev = wordlist + 309;
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const device *sdm_dev = wordlist + 261;
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const device *sdn_dev = wordlist + 274;
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const device *sdo_dev = wordlist + 278;
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const device *sdp_dev = wordlist + 300;
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const device *sdq_dev = wordlist + 305;
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const device *sdr_dev = wordlist + 293;
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const device *sds_dev = wordlist + 275;
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const device *sdt_dev = wordlist + 307;
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const device *sdu_dev = wordlist + 287;
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const device *sdv_dev = wordlist + 299;
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const device *sdw_dev = wordlist + 286;
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const device *sdx_dev = wordlist + 280;
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const device *sdy_dev = wordlist + 266;
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const device *sdz_dev = wordlist + 262;
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const device *serial_dev = wordlist + 259;
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const device *serial_dev1 = wordlist + 322;
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const device *stream_dev = &stream_dev_storage;
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const device *tape_dev = wordlist + 255;
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const device *tcp_dev = &tcp_dev_storage;
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const device *tty_dev = wordlist + 306;
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const device *ttym_dev = wordlist + 320;
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const device *ttys_dev = wordlist + 334;
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const device *udp_dev = &udp_dev_storage;
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const device *unix_dev = &unix_dev_storage;
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const device *urandom_dev = wordlist + 326;
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const device *windows_dev = wordlist + 325;
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const device *zero_dev = wordlist + 310;
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const device *unit_devices[] =
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{
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wordlist + 241 /* cdrom */,
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wordlist + 259 /* serial */,
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wordlist + 320 /* ttym */,
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wordlist + 334 /* ttys */,
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wordlist + 214 /* floppy */,
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&tcp_dev_storage /* tcp */,
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wordlist + 345 /* rawdrive */,
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wordlist + 255 /* tape */
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};
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const device *uniq_devices[] =
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{
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wordlist + 131 /* bad */,
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&fs_dev_storage /* fs */,
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&process_dev_storage /* process */,
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®istry_dev_storage /* registry */,
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&proc_dev_storage /* proc */,
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wordlist + 222 /* fifo */,
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&pipew_dev_storage /* pipew */,
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&piper_dev_storage /* piper */,
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wordlist + 340 /* pipe */,
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wordlist + 246 /* mem */,
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wordlist + 288 /* kmem */,
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wordlist + 358 /* null */,
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wordlist + 310 /* zero */,
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wordlist + 357 /* port */,
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wordlist + 316 /* random */,
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wordlist + 326 /* urandom */,
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wordlist + 306 /* tty */,
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wordlist + 333 /* console */,
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wordlist + 327 /* ptym */,
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wordlist + 344 /* conout */,
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wordlist + 315 /* conin */,
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wordlist + 352 /* clipboard */,
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wordlist + 325 /* windows */,
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wordlist + 291 /* oss_dsp */,
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wordlist + 259 /* serial */
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};
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#ifdef __GNUC__
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__inline
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#endif
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const struct device *
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device::lookup (register const char *str, register unsigned int len)
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{
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if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
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{
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register int key = devhash (str, len);
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if (key <= MAX_HASH_VALUE && key >= 0)
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{
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register const char *s = wordlist[key].name;
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if (strncasematch (str, s, len))
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return &wordlist[key];
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}
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}
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return 0;
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}
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void
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device::parse (const char *s)
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{
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size_t len = strlen (s);
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const device *dev = lookup (s, len);
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unsigned unit = 0;
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if (!dev || !*dev)
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{
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size_t prior_len = len;
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while (len-- > 0 && isdigit (s[len]))
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continue;
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if (++len < prior_len)
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{
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dev = lookup (s, len);
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if (!dev || (!dev->upper && !dev->devn == FH_TTY))
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dev = NULL;
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else
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{
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unsigned n = atoi (s + len);
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if (dev->devn == FH_TTY)
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dev = ttys_dev; // SIGH
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if (n >= dev->lower && n <= dev->upper)
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unit = n;
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}
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}
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}
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if (!dev || !*dev)
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*this = *fs_dev;
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else if (dev->devn == FH_TTY)
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tty_to_real_device ();
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else
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{
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*this = *dev;
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if (!setunit (unit))
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devn = 0;
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}
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}
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void
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device::init ()
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{
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/* nothing to do... yet */
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}
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void
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device::parse (_major_t major, _minor_t minor)
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{
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_dev_t dev = FHDEV (major, 0);
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devn = 0;
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unsigned i;
|
|
for (i = 0; i < (sizeof (unit_devices) / sizeof (unit_devices[0])); i++)
|
|
if (unit_devices[i]->devn == dev)
|
|
{
|
|
*this = *unit_devices[i];
|
|
this->setunit (minor);
|
|
goto out;
|
|
}
|
|
|
|
dev = FHDEV (major, minor);
|
|
for (i = 0; i < (sizeof (uniq_devices) / sizeof (uniq_devices[0])); i++)
|
|
if (uniq_devices[i]->devn == dev)
|
|
{
|
|
*this = *uniq_devices[i];
|
|
break;
|
|
}
|
|
|
|
out:
|
|
if (!*this)
|
|
devn = FHDEV (major, minor);
|
|
return;
|
|
}
|
|
|
|
void
|
|
device::parse (_dev_t dev)
|
|
{
|
|
parse (_major (dev), _minor (dev));
|
|
}
|
|
|
|
void
|
|
device::tty_to_real_device ()
|
|
{
|
|
if (!real_tty_attached (myself))
|
|
*this = myself->ctty < 0 ? *bad_dev : *console_dev;
|
|
else
|
|
{
|
|
*this = *ttys_dev;
|
|
setunit (myself->ctty);
|
|
}
|
|
}
|