00001
00006 #include "system.h"
00007 #include <stdarg.h>
00008
00009 #if !defined(isblank)
00010 #define isblank(_c) ((_c) == ' ' || (_c) == '\t')
00011 #endif
00012 #define iseol(_c) ((_c) == '\n' || (_c) == '\r')
00013
00014 #define STREQ(_t, _f, _fn) ((_fn) == (sizeof(_t)-1) && !strncmp((_t), (_f), (_fn)))
00015
00016 #ifdef DEBUG_MACROS
00017 #include <sys/types.h>
00018 #include <errno.h>
00019 #include <fcntl.h>
00020 #include <getopt.h>
00021 #include <stdio.h>
00022 #include <stdlib.h>
00023 #include <string.h>
00024 #define rpmError fprintf
00025 #define RPMERR_BADSPEC stderr
00026 #undef _
00027 #define _(x) x
00028
00029 #define vmefail() (exit(1), NULL)
00030 #define urlPath(_xr, _r) *(_r) = (_xr)
00031
00032 typedef FILE * FD_t;
00033 #define Fopen(_path, _fmode) fopen(_path, "r");
00034 #define Ferror ferror
00035 #define Fstrerror(_fd) strerror(errno)
00036 #define Fread fread
00037 #define Fclose fclose
00038
00039 #define fdGetFILE(_fd) (_fd)
00040
00041 #else
00042
00043 #include <rpmio_internal.h>
00044 #include <rpmmessages.h>
00045 #include <rpmerr.h>
00046
00047 #ifdef WITH_LUA
00048 #include <rpmlua.h>
00049 #endif
00050
00051 #endif
00052
00053 #include <rpmmacro.h>
00054
00055 #include "debug.h"
00056
00057 #if defined(__LCLINT__)
00058
00059 extern const unsigned short int **__ctype_b_loc (void) ;
00060
00061 #endif
00062
00063
00064
00065
00066
00067
00068 static struct MacroContext_s rpmGlobalMacroContext_s;
00069
00070 MacroContext rpmGlobalMacroContext = &rpmGlobalMacroContext_s;
00071
00072
00073 static struct MacroContext_s rpmCLIMacroContext_s;
00074
00075 MacroContext rpmCLIMacroContext = &rpmCLIMacroContext_s;
00076
00077
00081 typedef struct MacroBuf_s {
00082
00083 const char * s;
00084
00085 char * t;
00086 size_t nb;
00087 int depth;
00088 int macro_trace;
00089 int expand_trace;
00090
00091 void * spec;
00092
00093 MacroContext mc;
00094 } * MacroBuf;
00095
00096 #define SAVECHAR(_mb, _c) { *(_mb)->t = (_c), (_mb)->t++, (_mb)->nb--; }
00097
00098
00099
00100 #define _MAX_MACRO_DEPTH 16
00101
00102 int max_macro_depth = _MAX_MACRO_DEPTH;
00103
00104 #define _PRINT_MACRO_TRACE 0
00105
00106 int print_macro_trace = _PRINT_MACRO_TRACE;
00107
00108 #define _PRINT_EXPAND_TRACE 0
00109
00110 int print_expand_trace = _PRINT_EXPAND_TRACE;
00111
00112
00113 #define MACRO_CHUNK_SIZE 16
00114
00115
00116 static int expandMacro(MacroBuf mb)
00117
00118
00119
00120 ;
00121
00127 static inline void *
00128 _free( const void * p)
00129
00130 {
00131 if (p != NULL) free((void *)p);
00132 return NULL;
00133 }
00134
00135
00136
00143 static int
00144 compareMacroName(const void * ap, const void * bp)
00145
00146 {
00147 MacroEntry ame = *((MacroEntry *)ap);
00148 MacroEntry bme = *((MacroEntry *)bp);
00149
00150 if (ame == NULL && bme == NULL)
00151 return 0;
00152 if (ame == NULL)
00153 return 1;
00154 if (bme == NULL)
00155 return -1;
00156 return strcmp(ame->name, bme->name);
00157 }
00158
00163
00164 static void
00165 expandMacroTable(MacroContext mc)
00166
00167 {
00168 if (mc->macroTable == NULL) {
00169 mc->macrosAllocated = MACRO_CHUNK_SIZE;
00170 mc->macroTable = (MacroEntry *)
00171 xmalloc(sizeof(*(mc->macroTable)) * mc->macrosAllocated);
00172 mc->firstFree = 0;
00173 } else {
00174 mc->macrosAllocated += MACRO_CHUNK_SIZE;
00175 mc->macroTable = (MacroEntry *)
00176 xrealloc(mc->macroTable, sizeof(*(mc->macroTable)) *
00177 mc->macrosAllocated);
00178 }
00179 memset(&mc->macroTable[mc->firstFree], 0, MACRO_CHUNK_SIZE * sizeof(*(mc->macroTable)));
00180 }
00181
00182
00187 static void
00188 sortMacroTable(MacroContext mc)
00189
00190 {
00191 int i;
00192
00193 if (mc == NULL || mc->macroTable == NULL)
00194 return;
00195
00196 qsort(mc->macroTable, mc->firstFree, sizeof(*(mc->macroTable)),
00197 compareMacroName);
00198
00199
00200 for (i = 0; i < mc->firstFree; i++) {
00201 if (mc->macroTable[i] != NULL)
00202 continue;
00203 mc->firstFree = i;
00204 break;
00205 }
00206 }
00207
00208 void
00209 rpmDumpMacroTable(MacroContext mc, FILE * fp)
00210 {
00211 int nempty = 0;
00212 int nactive = 0;
00213
00214 if (mc == NULL) mc = rpmGlobalMacroContext;
00215 if (fp == NULL) fp = stderr;
00216
00217 fprintf(fp, "========================\n");
00218 if (mc->macroTable != NULL) {
00219 int i;
00220 for (i = 0; i < mc->firstFree; i++) {
00221 MacroEntry me;
00222 if ((me = mc->macroTable[i]) == NULL) {
00223
00224 nempty++;
00225 continue;
00226 }
00227 fprintf(fp, "%3d%c %s", me->level,
00228 (me->used > 0 ? '=' : ':'), me->name);
00229 if (me->opts && *me->opts)
00230 fprintf(fp, "(%s)", me->opts);
00231 if (me->body && *me->body)
00232 fprintf(fp, "\t%s", me->body);
00233 fprintf(fp, "\n");
00234 nactive++;
00235 }
00236 }
00237 fprintf(fp, _("======================== active %d empty %d\n"),
00238 nactive, nempty);
00239 }
00240
00248
00249
00250 static MacroEntry *
00251 findEntry(MacroContext mc, const char * name, size_t namelen)
00252
00253 {
00254 MacroEntry key, *ret;
00255 struct MacroEntry_s keybuf;
00256 char namebuf[1024];
00257
00258
00259 if (mc == NULL) mc = rpmGlobalMacroContext;
00260
00261 if (mc->macroTable == NULL || mc->firstFree == 0)
00262 return NULL;
00263
00264
00265 if (namelen > 0) {
00266 strncpy(namebuf, name, namelen);
00267 namebuf[namelen] = '\0';
00268 name = namebuf;
00269 }
00270
00271
00272 key = &keybuf;
00273 memset(key, 0, sizeof(*key));
00274
00275 key->name = (char *)name;
00276
00277 ret = (MacroEntry *) bsearch(&key, mc->macroTable, mc->firstFree,
00278 sizeof(*(mc->macroTable)), compareMacroName);
00279
00280 return ret;
00281 }
00282
00283
00284
00285
00293
00294
00295 static char *
00296 rdcl( char * buf, size_t size, FD_t fd)
00297
00298
00299 {
00300 char *q = buf - 1;
00301 size_t nb = 0;
00302 size_t nread = 0;
00303 FILE * f = fdGetFILE(fd);
00304 int pc = 0, bc = 0;
00305 char *p = buf;
00306
00307 if (f != NULL)
00308 do {
00309 *(++q) = '\0';
00310 if (fgets(q, size, f) == NULL)
00311 break;
00312 nb = strlen(q);
00313 nread += nb;
00314 for (q += nb - 1; nb > 0 && iseol(*q); q--)
00315 nb--;
00316 for (; p <= q; p++) {
00317 switch (*p) {
00318 case '\\':
00319 switch (*(p+1)) {
00320 case '\0': break;
00321 default: p++; break;
00322 }
00323 break;
00324 case '%':
00325 switch (*(p+1)) {
00326 case '{': p++, bc++; break;
00327 case '(': p++, pc++; break;
00328 case '%': p++; break;
00329 }
00330 break;
00331 case '{': if (bc > 0) bc++; break;
00332 case '}': if (bc > 0) bc--; break;
00333 case '(': if (pc > 0) pc++; break;
00334 case ')': if (pc > 0) pc--; break;
00335 }
00336 }
00337 if (nb == 0 || (*q != '\\' && !bc && !pc) || *(q+1) == '\0') {
00338 *(++q) = '\0';
00339 break;
00340 }
00341 q++; p++; nb++;
00342 size -= nb;
00343 if (*q == '\r')
00344 *q = '\n';
00345 } while (size > 0);
00346 return (nread > 0 ? buf : NULL);
00347 }
00348
00349
00357
00358 static const char *
00359 matchchar(const char * p, char pl, char pr)
00360
00361 {
00362 int lvl = 0;
00363 char c;
00364
00365 while ((c = *p++) != '\0') {
00366 if (c == '\\') {
00367 p++;
00368 continue;
00369 }
00370 if (c == pr) {
00371 if (--lvl <= 0) return --p;
00372 } else if (c == pl)
00373 lvl++;
00374 }
00375 return (const char *)NULL;
00376 }
00377
00384 static void
00385 printMacro(MacroBuf mb, const char * s, const char * se)
00386
00387
00388 {
00389 const char *senl;
00390 const char *ellipsis;
00391 int choplen;
00392
00393 if (s >= se) {
00394 fprintf(stderr, _("%3d>%*s(empty)"), mb->depth,
00395 (2 * mb->depth + 1), "");
00396 return;
00397 }
00398
00399 if (s[-1] == '{')
00400 s--;
00401
00402
00403 for (senl = se; *senl && !iseol(*senl); senl++)
00404 {};
00405
00406
00407 choplen = 61 - (2 * mb->depth);
00408 if ((senl - s) > choplen) {
00409 senl = s + choplen;
00410 ellipsis = "...";
00411 } else
00412 ellipsis = "";
00413
00414
00415 fprintf(stderr, "%3d>%*s%%%.*s^", mb->depth,
00416 (2 * mb->depth + 1), "", (int)(se - s), s);
00417 if (se[1] != '\0' && (senl - (se+1)) > 0)
00418 fprintf(stderr, "%-.*s%s", (int)(senl - (se+1)), se+1, ellipsis);
00419 fprintf(stderr, "\n");
00420 }
00421
00428 static void
00429 printExpansion(MacroBuf mb, const char * t, const char * te)
00430
00431
00432 {
00433 const char *ellipsis;
00434 int choplen;
00435
00436 if (!(te > t)) {
00437 fprintf(stderr, _("%3d<%*s(empty)\n"), mb->depth, (2 * mb->depth + 1), "");
00438 return;
00439 }
00440
00441
00442 while (te > t && iseol(te[-1]))
00443 te--;
00444 ellipsis = "";
00445 if (mb->depth > 0) {
00446 const char *tenl;
00447
00448
00449 while ((tenl = strchr(t, '\n')) && tenl < te)
00450 t = ++tenl;
00451
00452
00453 choplen = 61 - (2 * mb->depth);
00454 if ((te - t) > choplen) {
00455 te = t + choplen;
00456 ellipsis = "...";
00457 }
00458 }
00459
00460 fprintf(stderr, "%3d<%*s", mb->depth, (2 * mb->depth + 1), "");
00461 if (te > t)
00462 fprintf(stderr, "%.*s%s", (int)(te - t), t, ellipsis);
00463 fprintf(stderr, "\n");
00464 }
00465
00466 #define SKIPBLANK(_s, _c) \
00467 \
00468 while (((_c) = *(_s)) && isblank(_c)) \
00469 (_s)++; \
00470
00471
00472 #define SKIPNONBLANK(_s, _c) \
00473 \
00474 while (((_c) = *(_s)) && !(isblank(_c) || iseol(_c))) \
00475 (_s)++; \
00476
00477
00478 #define COPYNAME(_ne, _s, _c) \
00479 { SKIPBLANK(_s,_c); \
00480 \
00481 while(((_c) = *(_s)) && (xisalnum(_c) || (_c) == '_')) \
00482 *(_ne)++ = *(_s)++; \
00483 *(_ne) = '\0'; \
00484 \
00485 }
00486
00487 #define COPYOPTS(_oe, _s, _c) \
00488 { \
00489 while(((_c) = *(_s)) && (_c) != ')') \
00490 *(_oe)++ = *(_s)++; \
00491 *(_oe) = '\0'; \
00492 \
00493 }
00494
00502 static int
00503 expandT(MacroBuf mb, const char * f, size_t flen)
00504
00505
00506 {
00507 char *sbuf;
00508 const char *s = mb->s;
00509 int rc;
00510
00511 sbuf = alloca(flen + 1);
00512 memset(sbuf, 0, (flen + 1));
00513
00514 strncpy(sbuf, f, flen);
00515 sbuf[flen] = '\0';
00516 mb->s = sbuf;
00517 rc = expandMacro(mb);
00518 mb->s = s;
00519 return rc;
00520 }
00521
00522 #if 0
00523
00530 static int
00531 expandS(MacroBuf mb, char * tbuf, size_t tbuflen)
00532
00533
00534 {
00535 const char *t = mb->t;
00536 size_t nb = mb->nb;
00537 int rc;
00538
00539 mb->t = tbuf;
00540 mb->nb = tbuflen;
00541 rc = expandMacro(mb);
00542 mb->t = t;
00543 mb->nb = nb;
00544 return rc;
00545 }
00546 #endif
00547
00555
00556 static int
00557 expandU(MacroBuf mb, char * u, size_t ulen)
00558
00559
00560 {
00561 const char *s = mb->s;
00562 char *t = mb->t;
00563 size_t nb = mb->nb;
00564 char *tbuf;
00565 int rc;
00566
00567 tbuf = alloca(ulen + 1);
00568 memset(tbuf, 0, (ulen + 1));
00569
00570 mb->s = u;
00571 mb->t = tbuf;
00572 mb->nb = ulen;
00573 rc = expandMacro(mb);
00574
00575 tbuf[ulen] = '\0';
00576 if (ulen > mb->nb)
00577 strncpy(u, tbuf, (ulen - mb->nb + 1));
00578
00579 mb->s = s;
00580 mb->t = t;
00581 mb->nb = nb;
00582
00583 return rc;
00584 }
00585
00586
00594
00595 static int
00596 doShellEscape(MacroBuf mb, const char * cmd, size_t clen)
00597
00598
00599 {
00600 char pcmd[BUFSIZ];
00601 FILE *shf;
00602 int rc;
00603 int c;
00604
00605 strncpy(pcmd, cmd, clen);
00606 pcmd[clen] = '\0';
00607 rc = expandU(mb, pcmd, sizeof(pcmd));
00608 if (rc)
00609 return rc;
00610
00611 if ((shf = popen(pcmd, "r")) == NULL)
00612 return 1;
00613 while(mb->nb > 0 && (c = fgetc(shf)) != EOF)
00614 SAVECHAR(mb, c);
00615 (void) pclose(shf);
00616
00617
00618 while (iseol(mb->t[-1])) {
00619 *(mb->t--) = '\0';
00620 mb->nb++;
00621 }
00622 return 0;
00623 }
00624
00625
00634 static const char *
00635 doDefine(MacroBuf mb, const char * se, int level, int expandbody)
00636
00637
00638 {
00639 const char *s = se;
00640 char buf[BUFSIZ], *n = buf, *ne = n;
00641 char *o = NULL, *oe;
00642 char *b, *be;
00643 int c;
00644 int oc = ')';
00645
00646
00647 COPYNAME(ne, s, c);
00648
00649
00650 oe = ne + 1;
00651 if (*s == '(') {
00652 s++;
00653 o = oe;
00654 COPYOPTS(oe, s, oc);
00655 s++;
00656 }
00657
00658
00659 b = be = oe + 1;
00660 SKIPBLANK(s, c);
00661 if (c == '{') {
00662 if ((se = matchchar(s, c, '}')) == NULL) {
00663 rpmError(RPMERR_BADSPEC,
00664 _("Macro %%%s has unterminated body\n"), n);
00665 se = s;
00666 return se;
00667 }
00668 s++;
00669
00670 strncpy(b, s, (se - s));
00671 b[se - s] = '\0';
00672
00673 be += strlen(b);
00674 se++;
00675 s = se;
00676 } else {
00677
00678 int bc = 0, pc = 0;
00679 while (*s && (bc || pc || !iseol(*s))) {
00680 switch (*s) {
00681 case '\\':
00682 switch (*(s+1)) {
00683 case '\0': break;
00684 default: s++; break;
00685 }
00686 break;
00687 case '%':
00688 switch (*(s+1)) {
00689 case '{': *be++ = *s++; bc++; break;
00690 case '(': *be++ = *s++; pc++; break;
00691 case '%': *be++ = *s++; break;
00692 }
00693 break;
00694 case '{': if (bc > 0) bc++; break;
00695 case '}': if (bc > 0) bc--; break;
00696 case '(': if (pc > 0) pc++; break;
00697 case ')': if (pc > 0) pc--; break;
00698 }
00699 *be++ = *s++;
00700 }
00701 *be = '\0';
00702
00703 if (bc || pc) {
00704 rpmError(RPMERR_BADSPEC,
00705 _("Macro %%%s has unterminated body\n"), n);
00706 se = s;
00707 return se;
00708 }
00709
00710
00711
00712 while (--be >= b && (c = *be) && (isblank(c) || iseol(c)))
00713 {};
00714
00715 *(++be) = '\0';
00716
00717 }
00718
00719
00720 while (iseol(*s))
00721 s++;
00722 se = s;
00723
00724
00725 if (!((c = *n) && (xisalpha(c) || c == '_') && (ne - n) > 2)) {
00726 rpmError(RPMERR_BADSPEC,
00727 _("Macro %%%s has illegal name (%%define)\n"), n);
00728 return se;
00729 }
00730
00731
00732 if (o && oc != ')') {
00733 rpmError(RPMERR_BADSPEC, _("Macro %%%s has unterminated opts\n"), n);
00734 return se;
00735 }
00736
00737 if ((be - b) < 1) {
00738 rpmError(RPMERR_BADSPEC, _("Macro %%%s has empty body\n"), n);
00739 return se;
00740 }
00741
00742
00743 if (expandbody && expandU(mb, b, (&buf[sizeof(buf)] - b))) {
00744 rpmError(RPMERR_BADSPEC, _("Macro %%%s failed to expand\n"), n);
00745 return se;
00746 }
00747
00748
00749 addMacro(mb->mc, n, o, b, (level - 1));
00750
00751 return se;
00752 }
00753
00760 static const char *
00761 doUndefine(MacroContext mc, const char * se)
00762
00763
00764 {
00765 const char *s = se;
00766 char buf[BUFSIZ], *n = buf, *ne = n;
00767 int c;
00768
00769 COPYNAME(ne, s, c);
00770
00771
00772 while (iseol(*s))
00773 s++;
00774 se = s;
00775
00776
00777 if (!((c = *n) && (xisalpha(c) || c == '_') && (ne - n) > 2)) {
00778 rpmError(RPMERR_BADSPEC,
00779 _("Macro %%%s has illegal name (%%undefine)\n"), n);
00780 return se;
00781 }
00782
00783 delMacro(mc, n);
00784
00785 return se;
00786 }
00787
00788 #ifdef DYING
00789 static void
00790 dumpME(const char * msg, MacroEntry me)
00791
00792
00793 {
00794 if (msg)
00795 fprintf(stderr, "%s", msg);
00796 fprintf(stderr, "\tme %p", me);
00797 if (me)
00798 fprintf(stderr,"\tname %p(%s) prev %p",
00799 me->name, me->name, me->prev);
00800 fprintf(stderr, "\n");
00801 }
00802 #endif
00803
00812 static void
00813 pushMacro( MacroEntry * mep,
00814 const char * n, const char * o,
00815 const char * b, int level)
00816
00817 {
00818 MacroEntry prev = (mep && *mep ? *mep : NULL);
00819 MacroEntry me = (MacroEntry) xmalloc(sizeof(*me));
00820
00821
00822 me->prev = prev;
00823
00824 me->name = (prev ? prev->name : xstrdup(n));
00825 me->opts = (o ? xstrdup(o) : NULL);
00826 me->body = xstrdup(b ? b : "");
00827 me->used = 0;
00828 me->level = level;
00829
00830
00831 if (mep)
00832 *mep = me;
00833 else
00834 me = _free(me);
00835
00836
00837 }
00838
00843 static void
00844 popMacro(MacroEntry * mep)
00845
00846 {
00847 MacroEntry me = (*mep ? *mep : NULL);
00848
00849
00850 if (me) {
00851
00852
00853
00854 if ((*mep = me->prev) == NULL)
00855 me->name = _free(me->name);
00856
00857 me->opts = _free(me->opts);
00858 me->body = _free(me->body);
00859 me = _free(me);
00860
00861 }
00862
00863 }
00864
00869 static void
00870 freeArgs(MacroBuf mb)
00871
00872 {
00873 MacroContext mc = mb->mc;
00874 int ndeleted = 0;
00875 int i;
00876
00877 if (mc == NULL || mc->macroTable == NULL)
00878 return;
00879
00880
00881 for (i = 0; i < mc->firstFree; i++) {
00882 MacroEntry *mep, me;
00883 int skiptest = 0;
00884 mep = &mc->macroTable[i];
00885 me = *mep;
00886
00887 if (me == NULL)
00888 continue;
00889 if (me->level < mb->depth)
00890 continue;
00891 if (strlen(me->name) == 1 && strchr("#*0", *me->name)) {
00892 if (*me->name == '*' && me->used > 0)
00893 skiptest = 1;
00894 } else if (!skiptest && me->used <= 0) {
00895 #if NOTYET
00896 rpmError(RPMERR_BADSPEC,
00897 _("Macro %%%s (%s) was not used below level %d\n"),
00898 me->name, me->body, me->level);
00899 #endif
00900 }
00901 popMacro(mep);
00902 if (!(mep && *mep))
00903 ndeleted++;
00904 }
00905
00906
00907 if (ndeleted)
00908 sortMacroTable(mc);
00909 }
00910
00920
00921 static const char *
00922 grabArgs(MacroBuf mb, const MacroEntry me, const char * se,
00923 const char * lastc)
00924
00925
00926 {
00927 char buf[BUFSIZ], *b, *be;
00928 char aname[16];
00929 const char *opts, *o;
00930 int argc = 0;
00931 const char **argv;
00932 int c;
00933
00934
00935 buf[0] = '\0';
00936 b = be = stpcpy(buf, me->name);
00937
00938 addMacro(mb->mc, "0", NULL, buf, mb->depth);
00939
00940 argc = 1;
00941
00942
00943 *be++ = ' ';
00944 while ((c = *se++) != '\0' && (se-1) != lastc) {
00945
00946 if (!isblank(c)) {
00947 *be++ = c;
00948 continue;
00949 }
00950
00951
00952 if (be[-1] == ' ')
00953 continue;
00954
00955 *be++ = ' ';
00956 argc++;
00957 }
00958 if (c == '\0') se--;
00959 if (be[-1] != ' ')
00960 argc++, be++;
00961 be[-1] = '\0';
00962 if (*b == ' ') b++;
00963
00964
00965
00966
00967
00968
00969
00970
00971
00972
00973 addMacro(mb->mc, "**", NULL, b, mb->depth);
00974
00975 #ifdef NOTYET
00976
00977 expandU(mb, buf, sizeof(buf));
00978 #endif
00979
00980
00981 argv = (const char **) alloca((argc + 1) * sizeof(*argv));
00982 be[-1] = ' ';
00983 be[0] = '\0';
00984 b = buf;
00985 for (c = 0; c < argc; c++) {
00986 argv[c] = b;
00987 b = strchr(b, ' ');
00988 *b++ = '\0';
00989 }
00990
00991 argv[argc] = NULL;
00992
00993
00994
00995
00996
00997
00998
00999
01000
01001
01002
01003
01004
01005
01006
01007
01008 #ifdef __GLIBC__
01009
01010 optind = 0;
01011
01012 #else
01013 optind = 1;
01014 #endif
01015
01016 opts = me->opts;
01017
01018
01019
01020 while((c = getopt(argc, (char **)argv, opts)) != -1)
01021
01022 {
01023 if (c == '?' || (o = strchr(opts, c)) == NULL) {
01024 rpmError(RPMERR_BADSPEC, _("Unknown option %c in %s(%s)\n"),
01025 (char)c, me->name, opts);
01026 return se;
01027 }
01028 *be++ = '-';
01029 *be++ = c;
01030 if (o[1] == ':') {
01031 *be++ = ' ';
01032 be = stpcpy(be, optarg);
01033 }
01034 *be++ = '\0';
01035 aname[0] = '-'; aname[1] = c; aname[2] = '\0';
01036 addMacro(mb->mc, aname, NULL, b, mb->depth);
01037 if (o[1] == ':') {
01038 aname[0] = '-'; aname[1] = c; aname[2] = '*'; aname[3] = '\0';
01039 addMacro(mb->mc, aname, NULL, optarg, mb->depth);
01040 }
01041 be = b;
01042 }
01043
01044
01045 sprintf(aname, "%d", (argc - optind));
01046 addMacro(mb->mc, "#", NULL, aname, mb->depth);
01047
01048
01049 if (be) {
01050 *be = '\0';
01051 for (c = optind; c < argc; c++) {
01052 sprintf(aname, "%d", (c - optind + 1));
01053 addMacro(mb->mc, aname, NULL, argv[c], mb->depth);
01054 if (be != b) *be++ = ' ';
01055
01056 be = stpcpy(be, argv[c]);
01057
01058 }
01059 }
01060
01061
01062 addMacro(mb->mc, "*", NULL, b, mb->depth);
01063
01064 return se;
01065 }
01066
01067
01075 static void
01076 doOutput(MacroBuf mb, int waserror, const char * msg, size_t msglen)
01077
01078
01079 {
01080 char buf[BUFSIZ];
01081
01082 strncpy(buf, msg, msglen);
01083 buf[msglen] = '\0';
01084 (void) expandU(mb, buf, sizeof(buf));
01085 if (waserror)
01086 rpmError(RPMERR_BADSPEC, "%s\n", buf);
01087 else
01088 fprintf(stderr, "%s", buf);
01089 }
01090
01100 static void
01101 doFoo(MacroBuf mb, int negate, const char * f, size_t fn,
01102 const char * g, size_t gn)
01103
01104
01105 {
01106 char buf[BUFSIZ], *b = NULL, *be;
01107 int c;
01108
01109 buf[0] = '\0';
01110 if (g != NULL) {
01111 strncpy(buf, g, gn);
01112 buf[gn] = '\0';
01113 (void) expandU(mb, buf, sizeof(buf));
01114 }
01115 if (STREQ("basename", f, fn)) {
01116 if ((b = strrchr(buf, '/')) == NULL)
01117 b = buf;
01118 else
01119 b++;
01120 #if NOTYET
01121
01122 } else if (STREQ("dirname", f, fn)) {
01123 if ((b = strrchr(buf, '/')) != NULL)
01124 *b = '\0';
01125 b = buf;
01126 #endif
01127 } else if (STREQ("suffix", f, fn)) {
01128 if ((b = strrchr(buf, '.')) != NULL)
01129 b++;
01130 } else if (STREQ("expand", f, fn)) {
01131 b = buf;
01132 } else if (STREQ("verbose", f, fn)) {
01133 if (negate)
01134 b = (rpmIsVerbose() ? NULL : buf);
01135 else
01136 b = (rpmIsVerbose() ? buf : NULL);
01137 } else if (STREQ("url2path", f, fn) || STREQ("u2p", f, fn)) {
01138 (void)urlPath(buf, (const char **)&b);
01139
01140 if (*b == '\0') b = "/";
01141
01142 } else if (STREQ("uncompress", f, fn)) {
01143 rpmCompressedMagic compressed = COMPRESSED_OTHER;
01144
01145 for (b = buf; (c = *b) && isblank(c);)
01146 b++;
01147 for (be = b; (c = *be) && !isblank(c);)
01148 be++;
01149
01150 *be++ = '\0';
01151 #ifndef DEBUG_MACROS
01152 (void) isCompressed(b, &compressed);
01153 #endif
01154 switch(compressed) {
01155 default:
01156 case 0:
01157 sprintf(be, "%%_cat %s", b);
01158 break;
01159 case 1:
01160 sprintf(be, "%%_gzip -dc %s", b);
01161 break;
01162 case 2:
01163 sprintf(be, "%%_bzip2 %s", b);
01164 break;
01165 case 3:
01166 sprintf(be, "%%_unzip %s", b);
01167 break;
01168 }
01169 b = be;
01170 } else if (STREQ("S", f, fn)) {
01171 for (b = buf; (c = *b) && xisdigit(c);)
01172 b++;
01173 if (!c) {
01174 b++;
01175 sprintf(b, "%%SOURCE%s", buf);
01176 } else
01177 b = buf;
01178 } else if (STREQ("P", f, fn)) {
01179 for (b = buf; (c = *b) && xisdigit(c);)
01180 b++;
01181 if (!c) {
01182 b++;
01183 sprintf(b, "%%PATCH%s", buf);
01184 } else
01185 b = buf;
01186 } else if (STREQ("F", f, fn)) {
01187 b = buf + strlen(buf) + 1;
01188 sprintf(b, "file%s.file", buf);
01189 }
01190
01191 if (b) {
01192 (void) expandT(mb, b, strlen(b));
01193 }
01194 }
01195
01202 static int
01203 expandMacro(MacroBuf mb)
01204
01205
01206
01207
01208 {
01209 MacroEntry *mep;
01210 MacroEntry me;
01211 const char *s = mb->s, *se;
01212 const char *f, *fe;
01213 const char *g, *ge;
01214 size_t fn, gn;
01215 char *t = mb->t;
01216 int c;
01217 int rc = 0;
01218 int negate;
01219 const char * lastc;
01220 int chkexist;
01221
01222 if (++mb->depth > max_macro_depth) {
01223 rpmError(RPMERR_BADSPEC,
01224 _("Recursion depth(%d) greater than max(%d)\n"),
01225 mb->depth, max_macro_depth);
01226 mb->depth--;
01227 mb->expand_trace = 1;
01228 return 1;
01229 }
01230
01231
01232 while (rc == 0 && mb->nb > 0 && (c = *s) != '\0') {
01233 s++;
01234
01235 switch(c) {
01236 case '%':
01237 if (*s) {
01238 if (*s != '%')
01239 break;
01240 s++;
01241 }
01242
01243 default:
01244 SAVECHAR(mb, c);
01245 continue;
01246 break;
01247 }
01248
01249
01250 f = fe = NULL;
01251 g = ge = NULL;
01252 if (mb->depth > 1)
01253 t = mb->t;
01254 negate = 0;
01255 lastc = NULL;
01256 chkexist = 0;
01257 switch ((c = *s)) {
01258 default:
01259 while (strchr("!?", *s) != NULL) {
01260 switch(*s++) {
01261 case '!':
01262 negate = ((negate + 1) % 2);
01263 break;
01264 case '?':
01265 chkexist++;
01266 break;
01267 }
01268 }
01269 f = se = s;
01270 if (*se == '-')
01271 se++;
01272 while((c = *se) && (xisalnum(c) || c == '_'))
01273 se++;
01274
01275 switch (*se) {
01276 case '*':
01277 se++;
01278 if (*se == '*') se++;
01279 break;
01280 case '#':
01281 se++;
01282 break;
01283 default:
01284 break;
01285 }
01286 fe = se;
01287
01288
01289 if ((c = *fe) && isblank(c))
01290 if ((lastc = strchr(fe,'\n')) == NULL)
01291 lastc = strchr(fe, '\0');
01292
01293 break;
01294 case '(':
01295 if ((se = matchchar(s, c, ')')) == NULL) {
01296 rpmError(RPMERR_BADSPEC,
01297 _("Unterminated %c: %s\n"), (char)c, s);
01298 rc = 1;
01299 continue;
01300 }
01301 if (mb->macro_trace)
01302 printMacro(mb, s, se+1);
01303
01304 s++;
01305 rc = doShellEscape(mb, s, (se - s));
01306 se++;
01307
01308 s = se;
01309 continue;
01310 break;
01311 case '{':
01312 if ((se = matchchar(s, c, '}')) == NULL) {
01313 rpmError(RPMERR_BADSPEC,
01314 _("Unterminated %c: %s\n"), (char)c, s);
01315 rc = 1;
01316 continue;
01317 }
01318 f = s+1;
01319 se++;
01320 while (strchr("!?", *f) != NULL) {
01321 switch(*f++) {
01322 case '!':
01323 negate = ((negate + 1) % 2);
01324 break;
01325 case '?':
01326 chkexist++;
01327 break;
01328 }
01329 }
01330 for (fe = f; (c = *fe) && !strchr(" :}", c);)
01331 fe++;
01332 switch (c) {
01333 case ':':
01334 g = fe + 1;
01335 ge = se - 1;
01336 break;
01337 case ' ':
01338 lastc = se-1;
01339 break;
01340 default:
01341 break;
01342 }
01343 break;
01344 }
01345
01346
01347 fn = (fe - f);
01348 gn = (ge - g);
01349 if ((fe - f) <= 0) {
01350
01351 c = '%';
01352 SAVECHAR(mb, c);
01353 #if 0
01354 rpmError(RPMERR_BADSPEC,
01355 _("A %% is followed by an unparseable macro\n"));
01356 #endif
01357 s = se;
01358 continue;
01359 }
01360
01361 if (mb->macro_trace)
01362 printMacro(mb, s, se);
01363
01364
01365 if (STREQ("global", f, fn)) {
01366 s = doDefine(mb, se, RMIL_GLOBAL, 1);
01367 continue;
01368 }
01369 if (STREQ("define", f, fn)) {
01370 s = doDefine(mb, se, mb->depth, 0);
01371 continue;
01372 }
01373 if (STREQ("undefine", f, fn)) {
01374 s = doUndefine(mb->mc, se);
01375 continue;
01376 }
01377
01378 if (STREQ("echo", f, fn) ||
01379 STREQ("warn", f, fn) ||
01380 STREQ("error", f, fn)) {
01381 int waserror = 0;
01382 if (STREQ("error", f, fn))
01383 waserror = 1;
01384 if (g != NULL && g < ge)
01385 doOutput(mb, waserror, g, gn);
01386 else
01387 doOutput(mb, waserror, f, fn);
01388 s = se;
01389 continue;
01390 }
01391
01392 if (STREQ("trace", f, fn)) {
01393
01394 mb->expand_trace = mb->macro_trace = (negate ? 0 : mb->depth);
01395 if (mb->depth == 1) {
01396 print_macro_trace = mb->macro_trace;
01397 print_expand_trace = mb->expand_trace;
01398 }
01399 s = se;
01400 continue;
01401 }
01402
01403 if (STREQ("dump", f, fn)) {
01404 rpmDumpMacroTable(mb->mc, NULL);
01405 while (iseol(*se))
01406 se++;
01407 s = se;
01408 continue;
01409 }
01410
01411 #ifdef WITH_LUA
01412 if (STREQ("lua", f, fn)) {
01413 rpmlua lua = NULL;
01414 const char *ls = s+sizeof("{lua:")-1;
01415 const char *lse = se-sizeof("}")+1;
01416 char *scriptbuf = (char *)xmalloc((lse-ls)+1);
01417 const char *printbuf;
01418 memcpy(scriptbuf, ls, lse-ls);
01419 scriptbuf[lse-ls] = '\0';
01420 rpmluaSetPrintBuffer(lua, 1);
01421 if (rpmluaRunScript(lua, scriptbuf, NULL) == -1)
01422 rc = 1;
01423 printbuf = rpmluaGetPrintBuffer(lua);
01424 if (printbuf) {
01425 int len = strlen(printbuf);
01426 if (len > mb->nb)
01427 len = mb->nb;
01428 memcpy(mb->t, printbuf, len);
01429 mb->t += len;
01430 mb->nb -= len;
01431 }
01432 rpmluaSetPrintBuffer(lua, 0);
01433 free(scriptbuf);
01434 s = se;
01435 continue;
01436 }
01437 #endif
01438
01439
01440 if (STREQ("basename", f, fn) ||
01441 STREQ("suffix", f, fn) ||
01442 STREQ("expand", f, fn) ||
01443 STREQ("verbose", f, fn) ||
01444 STREQ("uncompress", f, fn) ||
01445 STREQ("url2path", f, fn) ||
01446 STREQ("u2p", f, fn) ||
01447 STREQ("S", f, fn) ||
01448 STREQ("P", f, fn) ||
01449 STREQ("F", f, fn)) {
01450
01451 doFoo(mb, negate, f, fn, g, gn);
01452
01453 s = se;
01454 continue;
01455 }
01456
01457
01458 mep = findEntry(mb->mc, f, fn);
01459 me = (mep ? *mep : NULL);
01460
01461
01462 if (*f == '-') {
01463 if (me)
01464 me->used++;
01465 if ((me == NULL && !negate) ||
01466 (me != NULL && negate)) {
01467 s = se;
01468 continue;
01469 }
01470
01471 if (g && g < ge) {
01472 rc = expandT(mb, g, gn);
01473 } else
01474 if (me && me->body && *me->body) {
01475 rc = expandT(mb, me->body, strlen(me->body));
01476 }
01477 s = se;
01478 continue;
01479 }
01480
01481
01482 if (chkexist) {
01483 if ((me == NULL && !negate) ||
01484 (me != NULL && negate)) {
01485 s = se;
01486 continue;
01487 }
01488 if (g && g < ge) {
01489 rc = expandT(mb, g, gn);
01490 } else
01491 if (me && me->body && *me->body) {
01492 rc = expandT(mb, me->body, strlen(me->body));
01493 }
01494 s = se;
01495 continue;
01496 }
01497
01498 if (me == NULL) {
01499 #ifndef HACK
01500 #if DEAD
01501
01502 if (fn == 1 && *f == '*') {
01503 s = se;
01504 continue;
01505 }
01506 #endif
01507
01508 c = '%';
01509 SAVECHAR(mb, c);
01510 #else
01511 rpmError(RPMERR_BADSPEC,
01512 _("Macro %%%.*s not found, skipping\n"), fn, f);
01513 s = se;
01514 #endif
01515 continue;
01516 }
01517
01518
01519 if (me && me->opts != NULL) {
01520 if (lastc != NULL) {
01521 se = grabArgs(mb, me, fe, lastc);
01522 } else {
01523 addMacro(mb->mc, "**", NULL, "", mb->depth);
01524 addMacro(mb->mc, "*", NULL, "", mb->depth);
01525 addMacro(mb->mc, "#", NULL, "0", mb->depth);
01526 addMacro(mb->mc, "0", NULL, me->name, mb->depth);
01527 }
01528 }
01529
01530
01531 if (me->body && *me->body) {
01532 mb->s = me->body;
01533 rc = expandMacro(mb);
01534 if (rc == 0)
01535 me->used++;
01536 }
01537
01538
01539 if (me->opts != NULL)
01540 freeArgs(mb);
01541
01542 s = se;
01543 }
01544
01545
01546 *mb->t = '\0';
01547 mb->s = s;
01548 mb->depth--;
01549 if (rc != 0 || mb->expand_trace)
01550 printExpansion(mb, t, mb->t);
01551 return rc;
01552 }
01553
01554
01555
01556
01557 #define POPT_ERROR_NOARG -10
01558 #define POPT_ERROR_BADQUOTE -15
01559 #define POPT_ERROR_MALLOC -21
01561 #define POPT_ARGV_ARRAY_GROW_DELTA 5
01562
01563
01564 static int XpoptDupArgv(int argc, const char **argv,
01565 int * argcPtr, const char *** argvPtr)
01566
01567 {
01568 size_t nb = (argc + 1) * sizeof(*argv);
01569 const char ** argv2;
01570 char * dst;
01571 int i;
01572
01573 if (argc <= 0 || argv == NULL)
01574 return POPT_ERROR_NOARG;
01575 for (i = 0; i < argc; i++) {
01576 if (argv[i] == NULL)
01577 return POPT_ERROR_NOARG;
01578 nb += strlen(argv[i]) + 1;
01579 }
01580
01581 dst = malloc(nb);
01582 if (dst == NULL)
01583 return POPT_ERROR_MALLOC;
01584 argv2 = (void *) dst;
01585 dst += (argc + 1) * sizeof(*argv);
01586
01587
01588 for (i = 0; i < argc; i++) {
01589 argv2[i] = dst;
01590 dst += strlen(strcpy(dst, argv[i])) + 1;
01591 }
01592
01593 argv2[argc] = NULL;
01594
01595 if (argvPtr) {
01596 *argvPtr = argv2;
01597 } else {
01598 free(argv2);
01599 argv2 = NULL;
01600 }
01601 if (argcPtr)
01602 *argcPtr = argc;
01603 return 0;
01604 }
01605
01606
01607
01608 static int XpoptParseArgvString(const char * s, int * argcPtr, const char *** argvPtr)
01609
01610 {
01611 const char * src;
01612 char quote = '\0';
01613 int argvAlloced = POPT_ARGV_ARRAY_GROW_DELTA;
01614 const char ** argv = malloc(sizeof(*argv) * argvAlloced);
01615 int argc = 0;
01616 int buflen = strlen(s) + 1;
01617 char * buf = memset(alloca(buflen), 0, buflen);
01618 int rc = POPT_ERROR_MALLOC;
01619
01620 if (argv == NULL) return rc;
01621 argv[argc] = buf;
01622
01623 for (src = s; *src != '\0'; src++) {
01624 if (quote == *src) {
01625 quote = '\0';
01626 } else if (quote != '\0') {
01627 if (*src == '\\') {
01628 src++;
01629 if (!*src) {
01630 rc = POPT_ERROR_BADQUOTE;
01631 goto exit;
01632 }
01633 if (*src != quote) *buf++ = '\\';
01634 }
01635 *buf++ = *src;
01636 } else if (isspace(*src)) {
01637 if (*argv[argc] != '\0') {
01638 buf++, argc++;
01639 if (argc == argvAlloced) {
01640 argvAlloced += POPT_ARGV_ARRAY_GROW_DELTA;
01641 argv = realloc(argv, sizeof(*argv) * argvAlloced);
01642 if (argv == NULL) goto exit;
01643 }
01644 argv[argc] = buf;
01645 }
01646 } else switch (*src) {
01647 case '"':
01648 case '\'':
01649 quote = *src;
01650 break;
01651 case '\\':
01652 src++;
01653 if (!*src) {
01654 rc = POPT_ERROR_BADQUOTE;
01655 goto exit;
01656 }
01657
01658 default:
01659 *buf++ = *src;
01660 break;
01661 }
01662 }
01663
01664 if (strlen(argv[argc])) {
01665 argc++, buf++;
01666 }
01667
01668 rc = XpoptDupArgv(argc, argv, argcPtr, argvPtr);
01669
01670 exit:
01671 if (argv) free(argv);
01672 return rc;
01673 }
01674
01675
01676
01677 static int _debug = 0;
01678
01679 int rpmGlob(const char * patterns, int * argcPtr, const char *** argvPtr)
01680 {
01681 int ac = 0;
01682 const char ** av = NULL;
01683 int argc = 0;
01684 const char ** argv = NULL;
01685 char * globRoot = NULL;
01686 #ifdef ENABLE_NLS
01687 const char * old_collate = NULL;
01688 const char * old_ctype = NULL;
01689 const char * t;
01690 #endif
01691 size_t maxb, nb;
01692 int i, j;
01693 int rc;
01694
01695 rc = XpoptParseArgvString(patterns, &ac, &av);
01696 if (rc)
01697 return rc;
01698 #ifdef ENABLE_NLS
01699
01700 t = setlocale(LC_COLLATE, NULL);
01701 if (t)
01702 old_collate = xstrdup(t);
01703 t = setlocale(LC_CTYPE, NULL);
01704 if (t)
01705 old_ctype = xstrdup(t);
01706
01707 (void) setlocale(LC_COLLATE, "C");
01708 (void) setlocale(LC_CTYPE, "C");
01709 #endif
01710
01711 if (av != NULL)
01712 for (j = 0; j < ac; j++) {
01713 const char * globURL;
01714 const char * path;
01715 int ut = urlPath(av[j], &path);
01716 glob_t gl;
01717
01718 if (!Glob_pattern_p(av[j], 0) && strchr(path, '~') == NULL) {
01719 argv = xrealloc(argv, (argc+2) * sizeof(*argv));
01720 argv[argc] = xstrdup(av[j]);
01721 if (_debug)
01722 fprintf(stderr, "*** rpmGlob argv[%d] \"%s\"\n", argc, argv[argc]);
01723 argc++;
01724 continue;
01725 }
01726
01727 gl.gl_pathc = 0;
01728 gl.gl_pathv = NULL;
01729 rc = Glob(av[j], GLOB_TILDE, Glob_error, &gl);
01730 if (rc)
01731 goto exit;
01732
01733
01734 maxb = 0;
01735 for (i = 0; i < gl.gl_pathc; i++) {
01736 if ((nb = strlen(&(gl.gl_pathv[i][0]))) > maxb)
01737 maxb = nb;
01738 }
01739
01740 nb = ((ut == URL_IS_PATH) ? (path - av[j]) : 0);
01741 maxb += nb;
01742 maxb += 1;
01743 globURL = globRoot = xmalloc(maxb);
01744
01745 switch (ut) {
01746 case URL_IS_PATH:
01747 case URL_IS_DASH:
01748 strncpy(globRoot, av[j], nb);
01749 break;
01750 case URL_IS_HTTPS:
01751 case URL_IS_HTTP:
01752 case URL_IS_FTP:
01753 case URL_IS_HKP:
01754 case URL_IS_UNKNOWN:
01755 default:
01756 break;
01757 }
01758 globRoot += nb;
01759 *globRoot = '\0';
01760 if (_debug)
01761 fprintf(stderr, "*** GLOB maxb %d diskURL %d %*s globURL %p %s\n", (int)maxb, (int)nb, (int)nb, av[j], globURL, globURL);
01762
01763 argv = xrealloc(argv, (argc+gl.gl_pathc+1) * sizeof(*argv));
01764
01765 if (argv != NULL)
01766 for (i = 0; i < gl.gl_pathc; i++) {
01767 const char * globFile = &(gl.gl_pathv[i][0]);
01768 if (globRoot > globURL && globRoot[-1] == '/')
01769 while (*globFile == '/') globFile++;
01770 strcpy(globRoot, globFile);
01771 if (_debug)
01772 fprintf(stderr, "*** rpmGlob argv[%d] \"%s\"\n", argc, globURL);
01773 argv[argc++] = xstrdup(globURL);
01774 }
01775
01776 Globfree(&gl);
01777
01778 globURL = _free(globURL);
01779 }
01780
01781 if (argv != NULL && argc > 0) {
01782 argv[argc] = NULL;
01783 if (argvPtr)
01784 *argvPtr = argv;
01785 if (argcPtr)
01786 *argcPtr = argc;
01787 rc = 0;
01788 } else
01789 rc = 1;
01790
01791
01792 exit:
01793 #ifdef ENABLE_NLS
01794
01795 if (old_collate) {
01796 (void) setlocale(LC_COLLATE, old_collate);
01797 old_collate = _free(old_collate);
01798 }
01799 if (old_ctype) {
01800 (void) setlocale(LC_CTYPE, old_ctype);
01801 old_ctype = _free(old_ctype);
01802 }
01803
01804 #endif
01805 av = _free(av);
01806
01807 if (rc || argvPtr == NULL) {
01808
01809 if (argv != NULL)
01810 for (i = 0; i < argc; i++)
01811 argv[i] = _free(argv[i]);
01812 argv = _free(argv);
01813
01814 }
01815
01816 return rc;
01817 }
01818
01819
01820
01821 int
01822 expandMacros(void * spec, MacroContext mc, char * sbuf, size_t slen)
01823 {
01824 MacroBuf mb = alloca(sizeof(*mb));
01825 char *tbuf;
01826 int rc;
01827
01828 if (sbuf == NULL || slen == 0)
01829 return 0;
01830 if (mc == NULL) mc = rpmGlobalMacroContext;
01831
01832 tbuf = alloca(slen + 1);
01833 memset(tbuf, 0, (slen + 1));
01834
01835 mb->s = sbuf;
01836 mb->t = tbuf;
01837 mb->nb = slen;
01838 mb->depth = 0;
01839 mb->macro_trace = print_macro_trace;
01840 mb->expand_trace = print_expand_trace;
01841
01842 mb->spec = spec;
01843 mb->mc = mc;
01844
01845 rc = expandMacro(mb);
01846
01847 if (mb->nb == 0)
01848 rpmError(RPMERR_BADSPEC, _("Target buffer overflow\n"));
01849
01850 tbuf[slen] = '\0';
01851 strncpy(sbuf, tbuf, (slen - mb->nb + 1));
01852
01853 return rc;
01854 }
01855
01856 void
01857 addMacro(MacroContext mc,
01858 const char * n, const char * o, const char * b, int level)
01859 {
01860 MacroEntry * mep;
01861
01862 if (mc == NULL) mc = rpmGlobalMacroContext;
01863
01864
01865 if ((mep = findEntry(mc, n, 0)) == NULL) {
01866 if (mc->firstFree == mc->macrosAllocated)
01867 expandMacroTable(mc);
01868 if (mc->macroTable != NULL)
01869 mep = mc->macroTable + mc->firstFree++;
01870 }
01871
01872 if (mep != NULL) {
01873
01874 pushMacro(mep, n, o, b, level);
01875
01876
01877 if ((*mep)->prev == NULL)
01878 sortMacroTable(mc);
01879 }
01880 }
01881
01882 void
01883 delMacro(MacroContext mc, const char * n)
01884 {
01885 MacroEntry * mep;
01886
01887 if (mc == NULL) mc = rpmGlobalMacroContext;
01888
01889 if ((mep = findEntry(mc, n, 0)) != NULL) {
01890 popMacro(mep);
01891
01892 if (!(mep && *mep))
01893 sortMacroTable(mc);
01894 }
01895 }
01896
01897
01898 int
01899 rpmDefineMacro(MacroContext mc, const char * macro, int level)
01900 {
01901 MacroBuf mb = alloca(sizeof(*mb));
01902
01903 memset(mb, 0, sizeof(*mb));
01904
01905 mb->mc = (mc ? mc : rpmGlobalMacroContext);
01906 (void) doDefine(mb, macro, level, 0);
01907 return 0;
01908 }
01909
01910
01911 void
01912 rpmLoadMacros(MacroContext mc, int level)
01913 {
01914
01915 if (mc == NULL || mc == rpmGlobalMacroContext)
01916 return;
01917
01918 if (mc->macroTable != NULL) {
01919 int i;
01920 for (i = 0; i < mc->firstFree; i++) {
01921 MacroEntry *mep, me;
01922 mep = &mc->macroTable[i];
01923 me = *mep;
01924
01925 if (me == NULL)
01926 continue;
01927 addMacro(NULL, me->name, me->opts, me->body, (level - 1));
01928 }
01929 }
01930 }
01931
01932 int
01933 rpmLoadMacroFile(MacroContext mc, const char * fn)
01934 {
01935 FD_t fd = Fopen(fn, "r.fpio");
01936 char buf[BUFSIZ];
01937 int rc = -1;
01938
01939 if (fd == NULL || Ferror(fd)) {
01940 if (fd) (void) Fclose(fd);
01941 return rc;
01942 }
01943
01944
01945
01946 max_macro_depth = 16;
01947
01948
01949 buf[0] = '\0';
01950 while(rdcl(buf, sizeof(buf), fd) != NULL) {
01951 char c, *n;
01952
01953 n = buf;
01954 SKIPBLANK(n, c);
01955
01956 if (c != '%')
01957 continue;
01958 n++;
01959 rc = rpmDefineMacro(mc, n, RMIL_MACROFILES);
01960 }
01961 rc = Fclose(fd);
01962 return rc;
01963 }
01964
01965 void
01966 rpmInitMacros(MacroContext mc, const char * macrofiles)
01967 {
01968 char *mfiles, *m, *me;
01969
01970 if (macrofiles == NULL)
01971 return;
01972 #ifdef DYING
01973 if (mc == NULL) mc = rpmGlobalMacroContext;
01974 #endif
01975
01976 mfiles = xstrdup(macrofiles);
01977 for (m = mfiles; m && *m != '\0'; m = me) {
01978 const char ** av;
01979 int ac;
01980 int i;
01981
01982 for (me = m; (me = strchr(me, ':')) != NULL; me++) {
01983
01984 if (!(me[1] == '/' && me[2] == '/'))
01985 break;
01986 }
01987
01988 if (me && *me == ':')
01989 *me++ = '\0';
01990 else
01991 me = m + strlen(m);
01992
01993
01994 ac = 0;
01995 av = NULL;
01996 i = rpmGlob(m, &ac, &av);
01997 if (i != 0)
01998 continue;
01999
02000
02001 for (i = 0; i < ac; i++)
02002 (void) rpmLoadMacroFile(mc, av[i]);
02003 av = _free(av);
02004 }
02005 mfiles = _free(mfiles);
02006
02007
02008
02009 rpmLoadMacros(rpmCLIMacroContext, RMIL_CMDLINE);
02010
02011 }
02012
02013
02014 void
02015 rpmFreeMacros(MacroContext mc)
02016 {
02017
02018 if (mc == NULL) mc = rpmGlobalMacroContext;
02019
02020 if (mc->macroTable != NULL) {
02021 int i;
02022 for (i = 0; i < mc->firstFree; i++) {
02023 MacroEntry me;
02024 while ((me = mc->macroTable[i]) != NULL) {
02025
02026
02027 if ((mc->macroTable[i] = me->prev) == NULL)
02028 me->name = _free(me->name);
02029
02030 me->opts = _free(me->opts);
02031 me->body = _free(me->body);
02032 me = _free(me);
02033 }
02034 }
02035 mc->macroTable = _free(mc->macroTable);
02036 }
02037 memset(mc, 0, sizeof(*mc));
02038 }
02039
02040
02041
02042 int isCompressed(const char * file, rpmCompressedMagic * compressed)
02043 {
02044 FD_t fd;
02045 ssize_t nb;
02046 int rc = -1;
02047 unsigned char magic[4];
02048
02049 *compressed = COMPRESSED_NOT;
02050
02051 fd = Fopen(file, "r.ufdio");
02052 if (fd == NULL || Ferror(fd)) {
02053
02054 rpmError(RPMERR_BADSPEC, _("File %s: %s\n"), file, Fstrerror(fd));
02055 if (fd) (void) Fclose(fd);
02056 return 1;
02057 }
02058 nb = Fread(magic, sizeof(magic[0]), sizeof(magic), fd);
02059 if (nb < 0) {
02060 rpmError(RPMERR_BADSPEC, _("File %s: %s\n"), file, Fstrerror(fd));
02061 rc = 1;
02062 } else if (nb < sizeof(magic)) {
02063 rpmError(RPMERR_BADSPEC, _("File %s is smaller than %u bytes\n"),
02064 file, (unsigned)sizeof(magic));
02065 rc = 0;
02066 }
02067 (void) Fclose(fd);
02068 if (rc >= 0)
02069 return rc;
02070
02071 rc = 0;
02072
02073 if ((magic[0] == 'B') && (magic[1] == 'Z')) {
02074 *compressed = COMPRESSED_BZIP2;
02075 } else if ((magic[0] == 0120) && (magic[1] == 0113) &&
02076 (magic[2] == 0003) && (magic[3] == 0004)) {
02077 *compressed = COMPRESSED_ZIP;
02078 } else if (((magic[0] == 0037) && (magic[1] == 0213)) ||
02079 ((magic[0] == 0037) && (magic[1] == 0236)) ||
02080 ((magic[0] == 0037) && (magic[1] == 0036)) ||
02081 ((magic[0] == 0037) && (magic[1] == 0240)) ||
02082 ((magic[0] == 0037) && (magic[1] == 0235))
02083 ) {
02084 *compressed = COMPRESSED_OTHER;
02085 }
02086
02087 return rc;
02088 }
02089
02090
02091
02092
02093 char *
02094 rpmExpand(const char *arg, ...)
02095 {
02096 char buf[BUFSIZ], *p, *pe;
02097 const char *s;
02098 va_list ap;
02099
02100 if (arg == NULL)
02101 return xstrdup("");
02102
02103 buf[0] = '\0';
02104 p = buf;
02105 pe = stpcpy(p, arg);
02106
02107 va_start(ap, arg);
02108 while ((s = va_arg(ap, const char *)) != NULL)
02109 pe = stpcpy(pe, s);
02110 va_end(ap);
02111 (void) expandMacros(NULL, NULL, buf, sizeof(buf));
02112 return xstrdup(buf);
02113 }
02114
02115
02116 int
02117 rpmExpandNumeric(const char *arg)
02118 {
02119 const char *val;
02120 int rc;
02121
02122 if (arg == NULL)
02123 return 0;
02124
02125 val = rpmExpand(arg, NULL);
02126 if (!(val && *val != '%'))
02127 rc = 0;
02128 else if (*val == 'Y' || *val == 'y')
02129 rc = 1;
02130 else if (*val == 'N' || *val == 'n')
02131 rc = 0;
02132 else {
02133 char *end;
02134 rc = strtol(val, &end, 0);
02135 if (!(end && *end == '\0'))
02136 rc = 0;
02137 }
02138 val = _free(val);
02139
02140 return rc;
02141 }
02142
02143
02144 char *rpmCleanPath(char * path)
02145 {
02146 const char *s;
02147 char *se, *t, *te;
02148 int begin = 1;
02149
02150 if (path == NULL)
02151 return NULL;
02152
02153
02154 s = t = te = path;
02155 while (*s != '\0') {
02156
02157 switch(*s) {
02158 case ':':
02159 if (s[1] == '/' && s[2] == '/') {
02160 *t++ = *s++;
02161 *t++ = *s++;
02162 break;
02163 }
02164 begin=1;
02165 break;
02166 case '/':
02167
02168 for (se = te + 1; se < t && *se != '/'; se++)
02169 {};
02170 if (se < t && *se == '/') {
02171 te = se;
02172
02173 }
02174 while (s[1] == '/')
02175 s++;
02176 while (t > path && t[-1] == '/')
02177 t--;
02178 break;
02179 case '.':
02180
02181
02182
02183
02184
02185
02186 if (begin && s[1] == '.' && (s[2] == '/' || s[2] == '\0')) {
02187
02188 *t++ = *s++;
02189 break;
02190 }
02191
02192 if (begin && s[1] == '\0') {
02193 break;
02194 }
02195
02196 if ((t[-1] == '/' && s[1] == '\0') || (t > path && t[-1] == '/' && s[1] == '/')) {
02197 s++;
02198 continue;
02199 }
02200
02201 if (!begin && t > path && t[-1] == '/' && s[1] == '.' && (s[2] == '/' || s[2] == '\0')) {
02202 t = te;
02203
02204 if (te > path)
02205 for (--te; te > path && *te != '/'; te--)
02206 {};
02207
02208 s++;
02209 s++;
02210 continue;
02211 }
02212 break;
02213 default:
02214 begin = 0;
02215 break;
02216 }
02217 *t++ = *s++;
02218 }
02219
02220
02221 if (t > &path[1] && t[-1] == '/')
02222 t--;
02223 *t = '\0';
02224
02225
02226 return path;
02227 }
02228
02229
02230
02231 const char *
02232 rpmGetPath(const char *path, ...)
02233 {
02234 char buf[BUFSIZ];
02235 const char * s;
02236 char * t, * te;
02237 va_list ap;
02238
02239 if (path == NULL)
02240 return xstrdup("");
02241
02242 buf[0] = '\0';
02243 t = buf;
02244 te = stpcpy(t, path);
02245 *te = '\0';
02246
02247 va_start(ap, path);
02248 while ((s = va_arg(ap, const char *)) != NULL) {
02249 te = stpcpy(te, s);
02250 *te = '\0';
02251 }
02252 va_end(ap);
02253
02254 (void) expandMacros(NULL, NULL, buf, sizeof(buf));
02255
02256
02257 (void) rpmCleanPath(buf);
02258 return xstrdup(buf);
02259 }
02260
02261
02262
02263 const char * rpmGenPath(const char * urlroot, const char * urlmdir,
02264 const char *urlfile)
02265 {
02266 const char * xroot = rpmGetPath(urlroot, NULL);
02267 const char * root = xroot;
02268 const char * xmdir = rpmGetPath(urlmdir, NULL);
02269 const char * mdir = xmdir;
02270 const char * xfile = rpmGetPath(urlfile, NULL);
02271 const char * file = xfile;
02272 const char * result;
02273 const char * url = NULL;
02274 int nurl = 0;
02275 int ut;
02276
02277 #if 0
02278 if (_debug) fprintf(stderr, "*** RGP xroot %s xmdir %s xfile %s\n", xroot, xmdir, xfile);
02279 #endif
02280 ut = urlPath(xroot, &root);
02281 if (url == NULL && ut > URL_IS_DASH) {
02282 url = xroot;
02283 nurl = root - xroot;
02284 #if 0
02285 if (_debug) fprintf(stderr, "*** RGP ut %d root %s nurl %d\n", ut, root, nurl);
02286 #endif
02287 }
02288 if (root == NULL || *root == '\0') root = "/";
02289
02290 ut = urlPath(xmdir, &mdir);
02291 if (url == NULL && ut > URL_IS_DASH) {
02292 url = xmdir;
02293 nurl = mdir - xmdir;
02294 #if 0
02295 if (_debug) fprintf(stderr, "*** RGP ut %d mdir %s nurl %d\n", ut, mdir, nurl);
02296 #endif
02297 }
02298 if (mdir == NULL || *mdir == '\0') mdir = "/";
02299
02300 ut = urlPath(xfile, &file);
02301 if (url == NULL && ut > URL_IS_DASH) {
02302 url = xfile;
02303 nurl = file - xfile;
02304 #if 0
02305 if (_debug) fprintf(stderr, "*** RGP ut %d file %s nurl %d\n", ut, file, nurl);
02306 #endif
02307 }
02308
02309
02310 if (url && nurl > 0) {
02311 char *t = strncpy(alloca(nurl+1), url, nurl);
02312 t[nurl] = '\0';
02313 url = t;
02314 } else
02315 url = "";
02316
02317
02318 result = rpmGetPath(url, root, "/", mdir, "/", file, NULL);
02319
02320 xroot = _free(xroot);
02321 xmdir = _free(xmdir);
02322 xfile = _free(xfile);
02323 #if 0
02324 if (_debug) fprintf(stderr, "*** RGP result %s\n", result);
02325 #endif
02326 return result;
02327 }
02328
02329
02330
02331 #if defined(DEBUG_MACROS)
02332
02333 #if defined(EVAL_MACROS)
02334
02335 char *macrofiles = "/usr/lib/rpm/macros:/etc/rpm/macros:~/.rpmmacros";
02336
02337 int
02338 main(int argc, char *argv[])
02339 {
02340 int c;
02341 int errflg = 0;
02342 extern char *optarg;
02343 extern int optind;
02344
02345 while ((c = getopt(argc, argv, "f:")) != EOF ) {
02346 switch (c) {
02347 case 'f':
02348 macrofiles = optarg;
02349 break;
02350 case '?':
02351 default:
02352 errflg++;
02353 break;
02354 }
02355 }
02356 if (errflg || optind >= argc) {
02357 fprintf(stderr, "Usage: %s [-f macropath ] macro ...\n", argv[0]);
02358 exit(1);
02359 }
02360
02361 rpmInitMacros(NULL, macrofiles);
02362 for ( ; optind < argc; optind++) {
02363 const char *val;
02364
02365 val = rpmGetPath(argv[optind], NULL);
02366 if (val) {
02367 fprintf(stdout, "%s:\t%s\n", argv[optind], val);
02368 val = _free(val);
02369 }
02370 }
02371 rpmFreeMacros(NULL);
02372 return 0;
02373 }
02374
02375 #else
02376
02377 char *macrofiles = "../macros:./testmacros";
02378 char *testfile = "./test";
02379
02380 int
02381 main(int argc, char *argv[])
02382 {
02383 char buf[BUFSIZ];
02384 FILE *fp;
02385 int x;
02386
02387 rpmInitMacros(NULL, macrofiles);
02388 rpmDumpMacroTable(NULL, NULL);
02389
02390 if ((fp = fopen(testfile, "r")) != NULL) {
02391 while(rdcl(buf, sizeof(buf), fp)) {
02392 x = expandMacros(NULL, NULL, buf, sizeof(buf));
02393 fprintf(stderr, "%d->%s\n", x, buf);
02394 memset(buf, 0, sizeof(buf));
02395 }
02396 fclose(fp);
02397 }
02398
02399 while(rdcl(buf, sizeof(buf), stdin)) {
02400 x = expandMacros(NULL, NULL, buf, sizeof(buf));
02401 fprintf(stderr, "%d->%s\n <-\n", x, buf);
02402 memset(buf, 0, sizeof(buf));
02403 }
02404 rpmFreeMacros(NULL);
02405
02406 return 0;
02407 }
02408 #endif
02409 #endif
02410