File size: 9,826 Bytes
d40595c |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 |
/**
*** XMLCATALOG command response program.
***
*** See Copyright for the status of this software.
***
*** Author: Patrick Monnerat <[email protected]>, DATASPHERE S.A.
**/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <qshell.h>
/* Variable-length string, with 16-bit length. */
typedef struct {
short len;
char string[5000];
} vary2;
/* Variable-length string, with 32-bit length. */
typedef struct {
int len;
char string[5000];
} vary4;
/* Multiple occurrence parameter list. */
#define paramlist(itemsize, itemtype) \
_Packed struct { \
short len; \
_Packed union { \
char _pad[itemsize]; \
itemtype param; \
} item[1]; \
}
/* Add element list structure. */
typedef struct {
short elcount; /* Element count (=3). */
paramlist(16, char) type; /* vary2(16). */
paramlist(256, char) origin; /* vary2(256). */
paramlist(256, char) replace; /* vary2(256). */
} addelement;
/* SGML add element list structure. */
typedef struct {
short elcount; /* Element count (=3). */
paramlist(256, char) catalog; /* vary2(256). */
paramlist(256, char) ident; /* vary2(256). */
} sgmladdelement;
/* Arguments from CL command. */
typedef struct {
char * pgm; /* Program name. */
vary2 * instmf; /* Input catalog file name. */
vary2 * kind; /* Catalog kind. */
vary2 * outstmf; /* Output catalog file name. */
vary2 * convert; /* Convert SGML to XML. */
vary2 * superupd; /* --no-super-update. */
vary2 * verbose; /* Verbose output. */
paramlist(256 + 2, vary2) * delete; /* Identifiers to delete. */
paramlist(2, unsigned short) * add; /* Items to add. */
paramlist(2, unsigned short) * sgmladd; /* SGML items to add. */
paramlist(256 + 2, vary2) * resolve; /* Identifiers to resolve. */
paramlist(5000 + 2, vary2) * catalog; /* Additional catalog files. */
} arguments;
/* Definition of QSHELL program. */
extern void qshell(vary4 * cmd);
#pragma linkage(qshell, OS)
#pragma map(qshell, "QSHELL/QZSHQSHC")
/* Macro to handle displacements. */
#define OFFSETBY(t, p, n) ((t *) (((char *) (p)) + (n)))
static void
vary4nappend(vary4 * dst, const char * src, size_t len)
{
if (len > sizeof(dst->string) - dst->len)
len = sizeof(dst->string) - dst->len;
if (len) {
memcpy(dst->string + dst->len, src, len);
dst->len += len;
}
}
static void
vary4append(vary4 * dst, const char * src)
{
vary4nappend(dst, src, strlen(src));
}
static void
vary4arg(vary4 * dst, const char * arg)
{
vary4nappend(dst, " ", 1);
vary4append(dst, arg);
}
static void
vary4varg(vary4 * dst, vary2 * arg)
{
vary4nappend(dst, " ", 1);
vary4nappend(dst, arg->string, arg->len);
}
static void
vary4vescape(vary4 * dst, vary2 * arg)
{
int i;
for (i = 0; i < arg->len; i++)
if (arg->string[i] == '\'')
vary4nappend(dst, "'\"'\"'", 5);
else
vary4nappend(dst, arg->string + i, 1);
}
static void
vary4vargquote(vary4 * dst, vary2 * arg)
{
vary4nappend(dst, " '", 2);
vary4vescape(dst, arg);
vary4nappend(dst, "'", 1);
}
int
main(int argsc, arguments * args)
{
vary4 cmd;
int i;
char c;
addelement * aelp;
sgmladdelement * saelp;
/* Specify additional catalogs. */
cmd.len = 0;
if (args->catalog->len) {
for (i = 0; i < args->catalog->len &&
!args->catalog->item[i].param.len; i++)
;
vary4append(&cmd, "XML_CATALOG_FILES=");
if (i < args->catalog->len) {
c = '\'';
for (i = 0; i < args->catalog->len; i++) {
if (!args->catalog->item[i].param.len)
continue;
vary4nappend(&cmd, &c, 1);
c = ' ';
vary4vescape(&cmd,
&args->catalog->item[i].param);
}
vary4nappend(&cmd, "'", 1);
}
vary4nappend(&cmd, " ", 1);
}
/* find length of library name. */
for (i = 0; i < 10 && args->pgm[i] && args->pgm[i] != '/'; i++)
;
/* Store program name in command buffer. */
vary4append(&cmd, "/QSYS.LIB/");
vary4nappend(&cmd, args->pgm, i);
vary4append(&cmd, ".LIB/XMLCATALOG.PGM");
/* Map command arguments to standard xmlcatalog argument vector. */
if (args->kind && args->kind->len)
vary4varg(&cmd, args->kind);
if (args->verbose && args->verbose->len)
vary4varg(&cmd, args->verbose);
if (args->delete)
for (i = 0; i < args->delete->len; i++) {
vary4arg(&cmd, "--del");
vary4vargquote(&cmd, &args->delete->item[i].param);
}
if (args->kind && args->kind->len) {
/* Process SGML-specific parameters. */
if (args->superupd && args->superupd->len)
vary4varg(&cmd, args->superupd);
if (args->sgmladd)
for (i = 0; i < args->sgmladd->len; i++) {
saelp = OFFSETBY(sgmladdelement, args->sgmladd,
args->sgmladd->item[i].param);
if (!((vary2 *) &saelp->catalog)->len)
continue;
vary4arg(&cmd, "--add");
vary4vargquote(&cmd, (vary2 *) &saelp->catalog);
vary4vargquote(&cmd, (vary2 *) &saelp->ident);
}
}
else {
/* Process XML-specific parameters. */
if (args->convert && args->convert->len)
vary4varg(&cmd, args->convert);
if (args->add)
for (i = 0; i < args->add->len; i++) {
aelp = OFFSETBY(addelement, args->add,
args->add->item[i].param);
if (!((vary2 *) &aelp->origin)->len)
continue;
vary4arg(&cmd, "--add");
vary4varg(&cmd, (vary2 *) &aelp->type);
vary4vargquote(&cmd, (vary2 *) &aelp->origin);
vary4vargquote(&cmd, (vary2 *) &aelp->replace);
}
}
/* Avoid INSTMF(*NEW) and OUTSMTF(*INSTMF). */
if (args->outstmf && args->outstmf->len && !args->outstmf->string[0])
if (args->instmf && args->instmf->len)
args->outstmf = args->instmf;
else
args->outstmf = NULL;
/* If INSTMF(*NEW) and OUTSTMF(somepath), Use --create --noout and
somepath as (unexisting) input file. */
if (args->outstmf && args->outstmf->len)
if (!args->instmf || !args->instmf->len) {
vary4arg(&cmd, "--create");
vary4arg(&cmd, "--noout");
args->instmf = args->outstmf;
args->outstmf = NULL;
}
/* If output to input file, use --noout option. */
if (args->instmf && args->outstmf && args->instmf->len &&
args->instmf->len == args->outstmf->len &&
!strncmp(args->instmf->string, args->outstmf->string,
args->instmf->len)) {
vary4arg(&cmd, "--noout");
args->outstmf = NULL;
}
/* If no input file create catalog, else specify the input file name. */
/* Specify the input file name: my be a dummy one. */
if (!args->instmf || !args->instmf->len) {
vary4arg(&cmd, "--create -");
vary4arg(&cmd, ".dmyxmlcatalog");
}
else {
vary4arg(&cmd, "-");
vary4vargquote(&cmd, args->instmf);
}
/* Query entities. */
if (args->resolve)
for (i = 0; i < args->resolve->len; i++)
vary4vargquote(&cmd, &args->resolve->item[i].param);
/* Redirect output if requested. */
if (args->outstmf && args->outstmf->len) {
vary4arg(&cmd, ">");
vary4vargquote(&cmd, args->outstmf);
}
/* Execute the shell command. */
qshell(&cmd);
/* Terminate. */
exit(0);
}
|