#include "system.h"
#include <stdarg.h>
#include <rpmio_internal.h>
#include <rpmmessages.h>
#include <rpmerr.h>
#include <rpmmacro.h>
#include "debug.h"
Include dependency graph for macro.c:
Go to the source code of this file.
Data Structures | |
struct | MacroBuf_s |
Macro expansion state. More... | |
Defines | |
#define | isblank(_c) ((_c) == ' ' || (_c) == '\t') |
#define | iseol(_c) ((_c) == '\n' || (_c) == '\r') |
#define | STREQ(_t, _f, _fn) ((_fn) == (sizeof(_t)-1) && !strncmp((_t), (_f), (_fn))) |
#define | SAVECHAR(_mb, _c) { *(_mb)->t = (_c), (_mb)->t++, (_mb)->nb--; } |
#define | _MAX_MACRO_DEPTH 16 |
#define | _PRINT_MACRO_TRACE 0 |
#define | _PRINT_EXPAND_TRACE 0 |
#define | MACRO_CHUNK_SIZE 16 |
#define | SKIPBLANK(_s, _c) |
#define | SKIPNONBLANK(_s, _c) |
#define | COPYNAME(_ne, _s, _c) |
#define | COPYOPTS(_oe, _s, _c) |
#define | POPT_ERROR_NOARG -10 |
#define | POPT_ERROR_BADQUOTE -15 |
#define | POPT_ERROR_MALLOC -21 |
#define | POPT_ARGV_ARRAY_GROW_DELTA 5 |
#define | _suffix(_s, _x) (slen >= sizeof(_x) && !strcmp((_s)+slen-(sizeof(_x)-1), (_x))) |
Typedefs | |
typedef MacroBuf_s * | MacroBuf |
Macro expansion state. | |
Functions | |
static int | expandMacro (MacroBuf mb) |
The main macro recursion loop. | |
static void * | _free (const void *p) |
Wrapper to free(3), hides const compilation noise, permit NULL, return NULL. | |
static int | compareMacroName (const void *ap, const void *bp) |
Compare macro entries by name (qsort/bsearch). | |
static void | expandMacroTable (MacroContext mc) |
Enlarge macro table. | |
static void | sortMacroTable (MacroContext mc) |
Sort entries in macro table. | |
void | rpmDumpMacroTable (MacroContext mc, FILE *fp) |
Print macros to file stream. | |
static MacroEntry * | findEntry (MacroContext mc, const char *name, size_t namelen) |
Find entry in macro table. | |
static char * | rdcl (char *buf, size_t size, FD_t fd) |
fgets(3) analogue that reads \ continuations. | |
static const char * | matchchar (const char *p, char pl, char pr) |
Return text between pl and matching pr characters. | |
static void | printMacro (MacroBuf mb, const char *s, const char *se) |
Pre-print macro expression to be expanded. | |
static void | printExpansion (MacroBuf mb, const char *t, const char *te) |
Post-print expanded macro expression. | |
static int | expandT (MacroBuf mb, const char *f, size_t flen) |
Save source and expand field into target. | |
static int | expandU (MacroBuf mb, char *u, size_t ulen) |
Save source/target and expand macro in u. | |
static int | doShellEscape (MacroBuf mb, const char *cmd, size_t clen) |
Expand output of shell command into target buffer. | |
static const char * | doDefine (MacroBuf mb, const char *se, int level, int expandbody) |
Parse (and execute) new macro definition. | |
static const char * | doUndefine (MacroContext mc, const char *se) |
Parse (and execute) macro undefinition. | |
static void | pushMacro (MacroEntry *mep, const char *n, const char *o, const char *b, int level) |
Push new macro definition onto macro entry stack. | |
static void | popMacro (MacroEntry *mep) |
Pop macro definition from macro entry stack. | |
static void | freeArgs (MacroBuf mb) |
Free parsed arguments for parameterized macro. | |
static const char * | grabArgs (MacroBuf mb, const MacroEntry me, const char *se, const char *lastc) |
Parse arguments (to next new line) for parameterized macro. | |
static void | doOutput (MacroBuf mb, int waserror, const char *msg, size_t msglen) |
Perform macro message output. | |
static void | doFoo (MacroBuf mb, int negate, const char *f, size_t fn, const char *g, size_t gn) |
Execute macro primitives. | |
static int | XpoptDupArgv (int argc, const char **argv, int *argcPtr, const char ***argvPtr) |
static int | XpoptParseArgvString (const char *s, int *argcPtr, const char ***argvPtr) |
int | rpmGlob (const char *patterns, int *argcPtr, const char ***argvPtr) |
Return URL path(s) from a (URL prefixed) pattern glob. | |
int | expandMacros (void *spec, MacroContext mc, char *sbuf, size_t slen) |
Expand macro into buffer. | |
void | addMacro (MacroContext mc, const char *n, const char *o, const char *b, int level) |
Add macro to context. | |
void | delMacro (MacroContext mc, const char *n) |
Delete macro from context. | |
int | rpmDefineMacro (MacroContext mc, const char *macro, int level) |
Define macro in context. | |
void | rpmLoadMacros (MacroContext mc, int level) |
Load macros from specific context into global context. | |
int | rpmLoadMacroFile (MacroContext mc, const char *fn) |
Load macro context from a macro file. | |
void | rpmInitMacros (MacroContext mc, const char *macrofiles) |
Initialize macro context from set of macrofile(s). | |
void | rpmFreeMacros (MacroContext mc) |
Destroy macro context. | |
int | isCompressed (const char *file, rpmCompressedMagic *compressed) |
Return type of compression used in file. | |
char * | rpmExpand (const char *arg,...) |
Return (malloc'ed) concatenated macro expansion(s). | |
int | rpmExpandNumeric (const char *arg) |
Return macro expansion as a numeric value. | |
char * | rpmCleanPath (char *path) |
Canonicalize file path. | |
const char * | rpmGetPath (const char *path,...) |
Return (malloc'ed) expanded, canonicalized, file path. | |
const char * | rpmGenPath (const char *urlroot, const char *urlmdir, const char *urlfile) |
Merge 3 args into path, any or all of which may be a url. | |
Variables | |
const char * | rpmMacrofiles = MACROFILES |
List of macro files to read when configuring rpm. | |
static struct MacroContext_s | rpmGlobalMacroContext_s |
MacroContext | rpmGlobalMacroContext = &rpmGlobalMacroContext_s |
static struct MacroContext_s | rpmCLIMacroContext_s |
MacroContext | rpmCLIMacroContext = &rpmCLIMacroContext_s |
int | max_macro_depth = 16 |
int | print_macro_trace = 0 |
int | print_expand_trace = 0 |
static int | _debug = 0 |
Definition in file macro.c.
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Value: { SKIPBLANK(_s,_c); \ /*@-boundswrite@*/ \ while(((_c) = *(_s)) && (xisalnum(_c) || (_c) == '_')) \ *(_ne)++ = *(_s)++; \ *(_ne) = '\0'; \ /*@=boundswrite@*/ \ } Definition at line 479 of file macro.c. Referenced by doDefine(), and doUndefine(). |
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Value: { /*@-boundswrite@*/ \ while(((_c) = *(_s)) && (_c) != ')') \ *(_oe)++ = *(_s)++; \ *(_oe) = '\0'; \ /*@=boundswrite@*/ \ } Definition at line 488 of file macro.c. Referenced by doDefine(). |
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Definition at line 10 of file macro.c. Referenced by doDefine(), doFoo(), expandMacro(), and grabArgs(). |
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Definition at line 12 of file macro.c. Referenced by doDefine(), doShellEscape(), doUndefine(), expandMacro(), printExpansion(), printMacro(), and rdcl(). |
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Definition at line 116 of file macro.c. Referenced by expandMacroTable(). |
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Definition at line 1592 of file macro.c. Referenced by XpoptParseArgvString(). |
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error in paramter quoting |
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memory allocation failed Definition at line 1590 of file macro.c. Referenced by XpoptParseArgvString(). |
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missing argument Definition at line 1588 of file macro.c. Referenced by XpoptDupArgv(). |
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Definition at line 99 of file macro.c. Referenced by doShellEscape(), and expandMacro(). |
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Value: /*@-globs@*/ /* FIX: __ctype_b */ \ while (((_c) = *(_s)) && isblank(_c)) \ (_s)++; \ Definition at line 467 of file macro.c. Referenced by doDefine(), and rpmLoadMacroFile(). |
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Value: |
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Definition at line 14 of file macro.c. Referenced by doFoo(), and expandMacro(). |
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Macro expansion state.
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Wrapper to free(3), hides const compilation noise, permit NULL, return NULL.
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Add macro to context.
Definition at line 1888 of file macro.c. References _, expandMacroTable(), findEntry(), MacroContext_s::firstFree, MacroEntry_s::flags, MacroContext_s::macrosAllocated, MacroContext_s::macroTable, pushMacro(), rpmError, rpmGlobalMacroContext, and sortMacroTable(). Referenced by addSource(), buildForTarget(), doDefine(), doReadRC(), doScript(), doSetupMacro(), expandMacro(), grabArgs(), handlePreambleTag(), headerMacrosLoad(), makeGPGSignature(), makePGPSignature(), parseSpec(), rpmLoadMacros(), rpmrc_AddMacro(), rpmtsOpenSDB(), setDefaults(), setPathDefault(), and setVarDefault(). |
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Compare macro entries by name (qsort/bsearch).
Definition at line 147 of file macro.c. References MacroEntry_s::name. Referenced by findEntry(), and sortMacroTable(). |
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Delete macro from context.
Definition at line 1927 of file macro.c. References findEntry(), popMacro(), rpmGlobalMacroContext, and sortMacroTable(). Referenced by doScript(), doUndefine(), handlePreambleTag(), headerMacrosUnload(), makeGPGSignature(), makePGPSignature(), parseSpec(), rpmrc_DelMacro(), and rpmtsOpenSDB(). |
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Parse (and execute) new macro definition.
Definition at line 636 of file macro.c. References _, addMacro(), COPYNAME, COPYOPTS, expandU(), isblank, iseol, matchchar(), MacroBuf_s::mc, RPMERR_BADSPEC, rpmError, SKIPBLANK, and xisalpha(). Referenced by expandMacro(), and rpmDefineMacro(). |
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Execute macro primitives.
Definition at line 1119 of file macro.c. References COMPRESSED_OTHER, expandU(), isblank, isCompressed(), rpmIsVerbose, STREQ, and urlPath(). Referenced by expandMacro(). |
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Perform macro message output.
Definition at line 1094 of file macro.c. References expandU(), and rpmError. Referenced by expandMacro(). |
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Expand output of shell command into target buffer.
Definition at line 597 of file macro.c. References expandU(), iseol, MacroBuf_s::nb, and SAVECHAR. Referenced by expandMacro(). |
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Parse (and execute) macro undefinition.
Definition at line 773 of file macro.c. References _, COPYNAME, delMacro(), iseol, RPMERR_BADSPEC, rpmError, and xisalpha(). Referenced by expandMacro(). |
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The main macro recursion loop.
Definition at line 1224 of file macro.c. References _, addMacro(), alloca(), MacroEntry_s::body, MacroBuf_s::depth, doDefine(), doFoo(), doOutput(), doShellEscape(), doUndefine(), MacroBuf_s::expand_trace, expandT(), findEntry(), freeArgs(), grabArgs(), isblank, iseol, MacroBuf_s::macro_trace, matchchar(), max_macro_depth, MacroBuf_s::mc, MacroEntry_s::name, MacroBuf_s::nb, MacroEntry_s::opts, print_expand_trace, print_macro_trace, printExpansion(), printMacro(), RMIL_GLOBAL, rpmDumpMacroTable(), rpmError, rpmLoadMacroFile(), MacroBuf_s::s, SAVECHAR, STREQ, MacroBuf_s::t, MacroEntry_s::used, xisalnum(), and xmalloc(). Referenced by expandMacros(), expandT(), and expandU(). |
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Expand macro into buffer.
Definition at line 1853 of file macro.c. References _, alloca(), expandMacro(), print_expand_trace, print_macro_trace, rpmError, and rpmGlobalMacroContext. Referenced by addFileToTagAux(), copyNextLine(), processPackageFiles(), rpmExpand(), and rpmGetPath(). |
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Enlarge macro table.
Definition at line 168 of file macro.c. References MacroContext_s::firstFree, MACRO_CHUNK_SIZE, MacroContext_s::macrosAllocated, MacroContext_s::macroTable, xmalloc(), and xrealloc(). Referenced by addMacro(). |
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Save source and expand field into target.
Definition at line 504 of file macro.c. References alloca(), expandMacro(), and MacroBuf_s::s. Referenced by expandMacro(). |
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Save source/target and expand macro in u.
Definition at line 558 of file macro.c. References alloca(), expandMacro(), MacroBuf_s::nb, MacroBuf_s::s, and MacroBuf_s::t. Referenced by doDefine(), doFoo(), doOutput(), doShellEscape(), and grabArgs(). |
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Find entry in macro table.
Definition at line 254 of file macro.c. References alloca(), compareMacroName(), MacroContext_s::firstFree, MacroContext_s::macroTable, and rpmGlobalMacroContext. |
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Free parsed arguments for parameterized macro.
Definition at line 888 of file macro.c. References MacroBuf_s::depth, MacroContext_s::firstFree, MacroEntry_s::level, MacroContext_s::macroTable, MacroBuf_s::mc, MacroEntry_s::name, and MacroEntry_s::used. Referenced by expandMacro(). |
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Parse arguments (to next new line) for parameterized macro.
Definition at line 940 of file macro.c. References addMacro(), alloca(), argv, MacroBuf_s::depth, expandU(), isblank, MacroBuf_s::mc, MacroEntry_s::name, and stpcpy(). Referenced by expandMacro(). |
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Return type of compression used in file.
Definition at line 2101 of file macro.c. References _, COMPRESSED_BZIP2, COMPRESSED_LZMA, COMPRESSED_LZOP, COMPRESSED_NOT, COMPRESSED_OTHER, COMPRESSED_ZIP, Fclose(), Ferror(), Fopen(), Fread(), Fstrerror(), and rpmError. Referenced by buildForTarget(), doFoo(), doPatch(), and doUntar(). |
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Return text between pl and matching pr characters.
Definition at line 360 of file macro.c. Referenced by doDefine(), and expandMacro(). |
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Pop macro definition from macro entry stack.
Definition at line 862 of file macro.c. References _free(), MacroEntry_s::body, MacroEntry_s::name, MacroEntry_s::opts, and MacroEntry_s::prev. Referenced by delMacro(). |
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Post-print expanded macro expression.
Definition at line 430 of file macro.c. References _, MacroBuf_s::depth, and iseol. Referenced by expandMacro(). |
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Pre-print macro expression to be expanded.
Definition at line 386 of file macro.c. References _, MacroBuf_s::depth, and iseol. Referenced by expandMacro(). |
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Push new macro definition onto macro entry stack.
Definition at line 825 of file macro.c. References _free(), MacroEntry_s::name, xmalloc(), and xstrdup(). Referenced by addMacro(). |
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fgets(3) analogue that reads \ continuations. Last newline always trimmed.
Definition at line 297 of file macro.c. References fdGetFILE, and iseol. Referenced by rpmLoadMacroFile(). |
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Canonicalize file path.
Definition at line 2228 of file macro.c. Referenced by db3open(), doLookup(), rpmdbMoveDatabase(), rpmdbRemoveDatabase(), rpmGetPath(), and rpmQueryVerify(). |
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Define macro in context.
Definition at line 1943 of file macro.c. References alloca(), doDefine(), and rpmGlobalMacroContext. Referenced by rpmcliAllArgCallback(), rpmdbRebuild(), and rpmLoadMacroFile(). |
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Print macros to file stream.
Definition at line 212 of file macro.c. References MacroContext_s::firstFree, MacroContext_s::macroTable, and rpmGlobalMacroContext. Referenced by expandMacro(). |
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Return macro expansion as a numeric value. Boolean values ('Y' or 'y' returns 1, 'N' or 'n' returns 0) are permitted as well. An undefined macro returns 0.
Definition at line 2201 of file macro.c. References _free(), and rpmExpand(). Referenced by build(), checkFiles(), dbiOpen(), genCpioListAndHeader(), main(), parseSpec(), relocateFileList(), rpmcliQuery(), rpmcliVerify(), rpmdbInit(), rpmdbNew(), rpmdbOpen(), rpmdbRebuild(), rpmdbVerify(), rpmdsELF(), rpmErase(), rpmfcGenerateDepends(), rpmInstall(), rpmLeadVersion(), rpmRollback(), rpmts_Create(), rpmts_init(), rpmtsCreate(), rpmtsOpenSDB(), rpmtsRollback(), rpmtsRun(), skipFiles(), and unsatisfiedDepend(). |
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Destroy macro context.
Definition at line 2074 of file macro.c. References _free(), MacroEntry_s::body, MacroContext_s::firstFree, MacroContext_s::macroTable, MacroEntry_s::name, MacroEntry_s::opts, MacroEntry_s::prev, and rpmGlobalMacroContext. Referenced by build(), rpmcliFini(), and rpmspecQuery(). |
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Merge 3 args into path, any or all of which may be a url. The leading part of the first URL encountered is used for the result, other URL prefixes are discarded, permitting a primitive form of URL inheiritance.
Definition at line 2350 of file macro.c. References _free(), alloca(), file, rpmGetPath(), URL_IS_DASH, and urlPath(). Referenced by addSource(), db3close(), db3open(), db_init(), doIcon(), doPatch(), doRmSource(), doScript(), doSetupMacro(), doUntar(), handlePreambleTag(), makeTempFile(), prepFetch(), processBinaryFile(), processMetadataFile(), processPackageFiles(), rpmdsNew(), rpmfcGenerateDepends(), and rpmpsmStage(). |
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Return (malloc'ed) expanded, canonicalized, file path.
Definition at line 2319 of file macro.c. References expandMacros(), rpmCleanPath(), stpcpy(), and xstrdup(). Referenced by addFileToTagAux(), buildForTarget(), db3close(), db3open(), doPatch(), doReadRC(), doUntar(), genCpioListAndHeader(), packageBinaries(), packageSources(), parseFiles(), parseSpec(), processPackageFiles(), rpmdbExportInfo(), rpmdbNew(), rpmdbRebuild(), rpmdbURIPath(), rpmDetectPGPVersion(), rpmdsSysinfo(), rpmGenPath(), rpmGetFilesystemUsage(), rpmInstall(), rpmpsmStage(), rpmQueryVerify(), rpmsxParse(), rpmts_Run(), rpmtsCreate(), rpmtsOpenDB(), rpmtsOpenSDB(), runScript(), and setPathDefault(). |
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Return URL path(s) from a (URL prefixed) pattern glob.
Definition at line 1710 of file macro.c. References Glob(), Glob_error(), Glob_pattern_p(), setlocale, urlPath(), XpoptParseArgvString(), xrealloc(), and xstrdup(). Referenced by IDTXglob(), processBinaryFile(), rpmgiGlobArgv(), rpmInstall(), and rpmReadPackageManifest(). |
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Initialize macro context from set of macrofile(s).
Definition at line 2010 of file macro.c. References rpmGlobalMacroContext, and xstrdup(). |
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Load macro context from a macro file.
Definition at line 1977 of file macro.c. References Fclose(), Ferror(), Fopen(), max_macro_depth, rdcl(), RMIL_MACROFILES, rpmDefineMacro(), and SKIPBLANK. Referenced by expandMacro(). |
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Load macros from specific context into global context.
Definition at line 1956 of file macro.c. References addMacro(), MacroEntry_s::body, MacroContext_s::firstFree, MacroContext_s::macroTable, MacroEntry_s::name, MacroEntry_s::opts, and rpmGlobalMacroContext. |
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Sort entries in macro table.
Definition at line 191 of file macro.c. References compareMacroName(), MacroContext_s::firstFree, and MacroContext_s::macroTable. Referenced by addMacro(), and delMacro(). |
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< missing argument < missing argument < memory allocation failed Definition at line 1595 of file macro.c. References POPT_ERROR_NOARG. |
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< memory allocation failed < error in paramter quoting < error in paramter quoting Definition at line 1639 of file macro.c. References alloca(), POPT_ARGV_ARRAY_GROW_DELTA, and POPT_ERROR_MALLOC. Referenced by rpmGlob(). |
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Definition at line 105 of file macro.c. Referenced by expandMacro(), and rpmLoadMacroFile(). |
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Definition at line 113 of file macro.c. Referenced by expandMacro(), and expandMacros(). |
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Definition at line 109 of file macro.c. Referenced by expandMacro(), and expandMacros(). |
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