614 lines
16 KiB
C
614 lines
16 KiB
C
/** \ingroup rpmbuild
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* \file build/parsePrep.c
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* Parse %prep section from spec file.
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*/
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#include "system.h"
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#include <rpmio_internal.h>
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#include <rpmbuild.h>
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#include "debug.h"
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/*@access StringBuf @*/ /* compared with NULL */
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/* These have to be global to make up for stupid compilers */
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/*@unchecked@*/
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static int leaveDirs, skipDefaultAction;
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/*@unchecked@*/
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static int createDir, quietly;
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/*@unchecked@*/
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/*@observer@*/ /*@null@*/ static const char * dirName = NULL;
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/*@unchecked@*/
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/*@observer@*/ static struct poptOption optionsTable[] = {
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{ NULL, 'a', POPT_ARG_STRING, NULL, 'a', NULL, NULL},
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{ NULL, 'b', POPT_ARG_STRING, NULL, 'b', NULL, NULL},
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{ NULL, 'c', 0, &createDir, 0, NULL, NULL},
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{ NULL, 'D', 0, &leaveDirs, 0, NULL, NULL},
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{ NULL, 'n', POPT_ARG_STRING, &dirName, 0, NULL, NULL},
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{ NULL, 'T', 0, &skipDefaultAction, 0, NULL, NULL},
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{ NULL, 'q', 0, &quietly, 0, NULL, NULL},
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{ 0, 0, 0, 0, 0, NULL, NULL}
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};
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/**
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* Check that file owner and group are known.
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* @param urlfn file url
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* @return 0 on success
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*/
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static int checkOwners(const char * urlfn)
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/*@globals h_errno, fileSystem, internalState @*/
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/*@modifies fileSystem, internalState @*/
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{
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struct stat sb;
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if (Lstat(urlfn, &sb)) {
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rpmError(RPMERR_BADSPEC, _("Bad source: %s: %s\n"),
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urlfn, strerror(errno));
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return RPMERR_BADSPEC;
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}
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if (!getUname(sb.st_uid) || !getGname(sb.st_gid)) {
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rpmError(RPMERR_BADSPEC, _("Bad owner/group: %s\n"), urlfn);
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return RPMERR_BADSPEC;
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}
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return 0;
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}
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/**
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* Expand %patchN macro into %prep scriptlet.
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* @param spec build info
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* @param c patch index
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* @param strip patch level (i.e. patch -p argument)
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* @param db saved file suffix (i.e. patch --suffix argument)
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* @param reverse include -R?
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* @param removeEmpties include -E?
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* @return expanded %patch macro (NULL on error)
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*/
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/*@-boundswrite@*/
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/*@observer@*/ static char *doPatch(Spec spec, int c, int strip, const char *db,
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int reverse, int removeEmpties)
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/*@globals rpmGlobalMacroContext, h_errno, fileSystem, internalState @*/
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/*@modifies rpmGlobalMacroContext, fileSystem, internalState @*/
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{
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const char *fn, *urlfn;
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static char buf[BUFSIZ];
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char args[BUFSIZ];
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struct Source *sp;
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rpmCompressedMagic compressed = COMPRESSED_NOT;
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int urltype;
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for (sp = spec->sources; sp != NULL; sp = sp->next) {
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if ((sp->flags & RPMBUILD_ISPATCH) && (sp->num == c)) {
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break;
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}
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}
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if (sp == NULL) {
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rpmError(RPMERR_BADSPEC, _("No patch number %d\n"), c);
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return NULL;
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}
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urlfn = rpmGetPath("%{_sourcedir}/", sp->source, NULL);
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args[0] = '\0';
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if (db) {
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#if HAVE_OLDPATCH_21 == 0
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strcat(args, "-b ");
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#endif
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strcat(args, "--suffix ");
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strcat(args, db);
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}
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if (reverse) {
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strcat(args, " -R");
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}
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if (removeEmpties) {
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strcat(args, " -E");
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}
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/* XXX On non-build parse's, file cannot be stat'd or read */
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if (!spec->force && (isCompressed(urlfn, &compressed) || checkOwners(urlfn))) {
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urlfn = _free(urlfn);
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return NULL;
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}
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fn = NULL;
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urltype = urlPath(urlfn, &fn);
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switch (urltype) {
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case URL_IS_HTTPS: /* XXX WRONG WRONG WRONG */
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case URL_IS_HTTP: /* XXX WRONG WRONG WRONG */
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case URL_IS_FTP: /* XXX WRONG WRONG WRONG */
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case URL_IS_HKP: /* XXX WRONG WRONG WRONG */
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case URL_IS_PATH:
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case URL_IS_UNKNOWN:
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break;
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case URL_IS_DASH:
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urlfn = _free(urlfn);
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return NULL;
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/*@notreached@*/ break;
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}
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if (compressed) {
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const char *zipper = rpmGetPath(
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(compressed == COMPRESSED_BZIP2 ? "%{_bzip2bin}" : "%{_gzipbin}"),
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NULL);
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sprintf(buf,
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"echo \"Patch #%d (%s):\"\n"
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"%s -d < %s | patch -p%d %s -s\n"
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"STATUS=$?\n"
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"if [ $STATUS -ne 0 ]; then\n"
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" exit $STATUS\n"
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"fi",
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c, /*@-unrecog@*/ (const char *) basename(fn), /*@=unrecog@*/
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zipper,
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fn, strip, args);
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zipper = _free(zipper);
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} else {
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sprintf(buf,
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"echo \"Patch #%d (%s):\"\n"
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"patch -p%d %s -s < %s", c, (const char *) basename(fn),
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strip, args, fn);
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}
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urlfn = _free(urlfn);
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return buf;
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}
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/*@=boundswrite@*/
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/**
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* Expand %setup macro into %prep scriptlet.
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* @param spec build info
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* @param c source index
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* @param quietly should -vv be omitted from tar?
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* @return expanded %setup macro (NULL on error)
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*/
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/*@-boundswrite@*/
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/*@observer@*/ static const char *doUntar(Spec spec, int c, int quietly)
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/*@globals rpmGlobalMacroContext, h_errno, fileSystem, internalState @*/
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/*@modifies rpmGlobalMacroContext, fileSystem, internalState @*/
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{
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const char *fn, *urlfn;
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static char buf[BUFSIZ];
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char *taropts;
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char *t = NULL;
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struct Source *sp;
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rpmCompressedMagic compressed = COMPRESSED_NOT;
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int urltype;
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for (sp = spec->sources; sp != NULL; sp = sp->next) {
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if ((sp->flags & RPMBUILD_ISSOURCE) && (sp->num == c)) {
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break;
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}
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}
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if (sp == NULL) {
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rpmError(RPMERR_BADSPEC, _("No source number %d\n"), c);
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return NULL;
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}
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urlfn = rpmGetPath("%{_sourcedir}/", sp->source, NULL);
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/*@-internalglobs@*/ /* FIX: shrug */
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taropts = ((rpmIsVerbose() && !quietly) ? "-xvvf" : "-xf");
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/*@=internalglobs@*/
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#ifdef AUTOFETCH_NOT /* XXX don't expect this code to be enabled */
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/* XXX
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* XXX If nosource file doesn't exist, try to fetch from url.
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* XXX TODO: add a "--fetch" enabler.
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*/
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if (sp->flags & RPMTAG_NOSOURCE && autofetchnosource) {
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struct stat st;
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int rc;
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if (Lstat(urlfn, &st) != 0 && errno == ENOENT &&
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urlIsUrl(sp->fullSource) != URL_IS_UNKNOWN) {
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if ((rc = urlGetFile(sp->fullSource, urlfn)) != 0) {
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rpmError(RPMERR_BADFILENAME,
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_("Couldn't download nosource %s: %s\n"),
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sp->fullSource, ftpStrerror(rc));
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return NULL;
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}
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}
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}
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#endif
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/* XXX On non-build parse's, file cannot be stat'd or read */
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if (!spec->force && (isCompressed(urlfn, &compressed) || checkOwners(urlfn))) {
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urlfn = _free(urlfn);
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return NULL;
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}
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fn = NULL;
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urltype = urlPath(urlfn, &fn);
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switch (urltype) {
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case URL_IS_HTTPS: /* XXX WRONG WRONG WRONG */
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case URL_IS_HTTP: /* XXX WRONG WRONG WRONG */
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case URL_IS_FTP: /* XXX WRONG WRONG WRONG */
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case URL_IS_HKP: /* XXX WRONG WRONG WRONG */
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case URL_IS_PATH:
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case URL_IS_UNKNOWN:
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break;
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case URL_IS_DASH:
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urlfn = _free(urlfn);
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return NULL;
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/*@notreached@*/ break;
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}
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if (compressed != COMPRESSED_NOT) {
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const char *zipper;
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int needtar = 1;
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switch (compressed) {
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case COMPRESSED_NOT: /* XXX can't happen */
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case COMPRESSED_OTHER:
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t = "%{_gzipbin} -dc";
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break;
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case COMPRESSED_BZIP2:
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t = "%{_bzip2bin} -dc";
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break;
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case COMPRESSED_ZIP:
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if (rpmIsVerbose() && !quietly)
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t = "%{_unzipbin}";
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else
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t = "%{_unzipbin} -qq";
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needtar = 0;
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break;
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}
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zipper = rpmGetPath(t, NULL);
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buf[0] = '\0';
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t = stpcpy(buf, zipper);
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zipper = _free(zipper);
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*t++ = ' ';
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t = stpcpy(t, fn);
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if (needtar)
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t = stpcpy( stpcpy( stpcpy(t, " | tar "), taropts), " -");
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t = stpcpy(t,
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"\n"
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"STATUS=$?\n"
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"if [ $STATUS -ne 0 ]; then\n"
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" exit $STATUS\n"
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"fi");
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} else {
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buf[0] = '\0';
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t = stpcpy( stpcpy(buf, "tar "), taropts);
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*t++ = ' ';
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t = stpcpy(t, fn);
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}
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urlfn = _free(urlfn);
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return buf;
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}
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/*@=boundswrite@*/
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/**
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* Parse %setup macro.
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* @todo FIXME: Option -q broken when not immediately after %setup.
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* @param spec build info
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* @param line current line from spec file
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* @return 0 on success
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*/
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static int doSetupMacro(Spec spec, char *line)
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/*@globals rpmGlobalMacroContext, h_errno, fileSystem, internalState @*/
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/*@modifies spec->buildSubdir, spec->macros, spec->prep,
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rpmGlobalMacroContext, fileSystem, internalState @*/
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{
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char buf[BUFSIZ];
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StringBuf before;
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StringBuf after;
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poptContext optCon;
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int argc;
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const char ** argv;
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int arg;
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const char * optArg;
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int rc;
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int num;
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/*@-mods@*/
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leaveDirs = skipDefaultAction = 0;
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createDir = quietly = 0;
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dirName = NULL;
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/*@=mods@*/
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if ((rc = poptParseArgvString(line, &argc, &argv))) {
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rpmError(RPMERR_BADSPEC, _("Error parsing %%setup: %s\n"),
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poptStrerror(rc));
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return RPMERR_BADSPEC;
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}
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before = newStringBuf();
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after = newStringBuf();
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optCon = poptGetContext(NULL, argc, argv, optionsTable, 0);
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while ((arg = poptGetNextOpt(optCon)) > 0) {
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optArg = poptGetOptArg(optCon);
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/* We only parse -a and -b here */
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if (parseNum(optArg, &num)) {
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rpmError(RPMERR_BADSPEC, _("line %d: Bad arg to %%setup: %s\n"),
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spec->lineNum, (optArg ? optArg : "???"));
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before = freeStringBuf(before);
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after = freeStringBuf(after);
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optCon = poptFreeContext(optCon);
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argv = _free(argv);
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return RPMERR_BADSPEC;
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}
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{ const char *chptr = doUntar(spec, num, quietly);
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if (chptr == NULL)
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return RPMERR_BADSPEC;
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appendLineStringBuf((arg == 'a' ? after : before), chptr);
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}
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}
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if (arg < -1) {
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rpmError(RPMERR_BADSPEC, _("line %d: Bad %%setup option %s: %s\n"),
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spec->lineNum,
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poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
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poptStrerror(arg));
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before = freeStringBuf(before);
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after = freeStringBuf(after);
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optCon = poptFreeContext(optCon);
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argv = _free(argv);
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return RPMERR_BADSPEC;
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}
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if (dirName) {
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spec->buildSubdir = xstrdup(dirName);
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} else {
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const char *name, *version;
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(void) headerNVR(spec->packages->header, &name, &version, NULL);
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sprintf(buf, "%s-%s", name, version);
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spec->buildSubdir = xstrdup(buf);
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}
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addMacro(spec->macros, "buildsubdir", NULL, spec->buildSubdir, RMIL_SPEC);
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optCon = poptFreeContext(optCon);
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argv = _free(argv);
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/* cd to the build dir */
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{ const char * buildDirURL = rpmGenPath(spec->rootURL, "%{_builddir}", "");
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const char *buildDir;
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(void) urlPath(buildDirURL, &buildDir);
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sprintf(buf, "cd %s", buildDir);
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appendLineStringBuf(spec->prep, buf);
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buildDirURL = _free(buildDirURL);
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}
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/* delete any old sources */
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if (!leaveDirs) {
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sprintf(buf, "rm -rf %s", spec->buildSubdir);
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appendLineStringBuf(spec->prep, buf);
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}
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/* if necessary, create and cd into the proper dir */
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if (createDir) {
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sprintf(buf, MKDIR_P " %s\ncd %s",
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spec->buildSubdir, spec->buildSubdir);
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appendLineStringBuf(spec->prep, buf);
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}
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/* do the default action */
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if (!createDir && !skipDefaultAction) {
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const char *chptr = doUntar(spec, 0, quietly);
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if (!chptr)
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return RPMERR_BADSPEC;
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appendLineStringBuf(spec->prep, chptr);
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}
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appendStringBuf(spec->prep, getStringBuf(before));
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before = freeStringBuf(before);
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if (!createDir) {
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sprintf(buf, "cd %s", spec->buildSubdir);
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appendLineStringBuf(spec->prep, buf);
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}
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if (createDir && !skipDefaultAction) {
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const char * chptr = doUntar(spec, 0, quietly);
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if (chptr == NULL)
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return RPMERR_BADSPEC;
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appendLineStringBuf(spec->prep, chptr);
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}
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appendStringBuf(spec->prep, getStringBuf(after));
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after = freeStringBuf(after);
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/* XXX FIXME: owner & group fixes were conditioned on !geteuid() */
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/* Fix the owner, group, and permissions of the setup build tree */
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{ /*@observer@*/ static const char *fixmacs[] =
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{ "%{_fixowner}", "%{_fixgroup}", "%{_fixperms}", NULL };
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const char ** fm;
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for (fm = fixmacs; *fm; fm++) {
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const char *fix;
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/*@-boundsread@*/
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fix = rpmExpand(*fm, " .", NULL);
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if (fix && *fix != '%')
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appendLineStringBuf(spec->prep, fix);
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fix = _free(fix);
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/*@=boundsread@*/
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}
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}
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return 0;
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}
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/**
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* Parse %patch line.
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* @param spec build info
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* @param line current line from spec file
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* @return 0 on success
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*/
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/*@-boundswrite@*/
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static int doPatchMacro(Spec spec, char *line)
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/*@globals rpmGlobalMacroContext, h_errno,
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fileSystem, internalState @*/
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/*@modifies spec->prep, rpmGlobalMacroContext,
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fileSystem, internalState @*/
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{
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char *opt_b;
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int opt_P, opt_p, opt_R, opt_E;
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char *s;
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char buf[BUFSIZ], *bp;
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int patch_nums[1024]; /* XXX - we can only handle 1024 patches! */
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int patch_index, x;
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memset(patch_nums, 0, sizeof(patch_nums));
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opt_P = opt_p = opt_R = opt_E = 0;
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opt_b = NULL;
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patch_index = 0;
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if (! strchr(" \t\n", line[6])) {
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/* %patchN */
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sprintf(buf, "%%patch -P %s", line + 6);
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} else {
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strcpy(buf, line);
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}
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/*@-internalglobs@*/ /* FIX: strtok has state */
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for (bp = buf; (s = strtok(bp, " \t\n")) != NULL;) {
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if (bp) { /* remove 1st token (%patch) */
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bp = NULL;
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continue;
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}
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if (!strcmp(s, "-P")) {
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opt_P = 1;
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} else if (!strcmp(s, "-R")) {
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opt_R = 1;
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} else if (!strcmp(s, "-E")) {
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opt_E = 1;
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} else if (!strcmp(s, "-b")) {
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/* orig suffix */
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opt_b = strtok(NULL, " \t\n");
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if (! opt_b) {
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rpmError(RPMERR_BADSPEC,
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_("line %d: Need arg to %%patch -b: %s\n"),
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spec->lineNum, spec->line);
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return RPMERR_BADSPEC;
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}
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} else if (!strcmp(s, "-z")) {
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/* orig suffix */
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opt_b = strtok(NULL, " \t\n");
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if (! opt_b) {
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rpmError(RPMERR_BADSPEC,
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_("line %d: Need arg to %%patch -z: %s\n"),
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spec->lineNum, spec->line);
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return RPMERR_BADSPEC;
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}
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} else if (!strncmp(s, "-p", sizeof("-p")-1)) {
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/* unfortunately, we must support -pX */
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if (! strchr(" \t\n", s[2])) {
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s = s + 2;
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} else {
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s = strtok(NULL, " \t\n");
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if (s == NULL) {
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rpmError(RPMERR_BADSPEC,
|
|
_("line %d: Need arg to %%patch -p: %s\n"),
|
|
spec->lineNum, spec->line);
|
|
return RPMERR_BADSPEC;
|
|
}
|
|
}
|
|
if (parseNum(s, &opt_p)) {
|
|
rpmError(RPMERR_BADSPEC,
|
|
_("line %d: Bad arg to %%patch -p: %s\n"),
|
|
spec->lineNum, spec->line);
|
|
return RPMERR_BADSPEC;
|
|
}
|
|
} else {
|
|
/* Must be a patch num */
|
|
if (patch_index == 1024) {
|
|
rpmError(RPMERR_BADSPEC, _("Too many patches!\n"));
|
|
return RPMERR_BADSPEC;
|
|
}
|
|
if (parseNum(s, &(patch_nums[patch_index]))) {
|
|
rpmError(RPMERR_BADSPEC, _("line %d: Bad arg to %%patch: %s\n"),
|
|
spec->lineNum, spec->line);
|
|
return RPMERR_BADSPEC;
|
|
}
|
|
patch_index++;
|
|
}
|
|
}
|
|
/*@=internalglobs@*/
|
|
|
|
/* All args processed */
|
|
|
|
if (! opt_P) {
|
|
s = doPatch(spec, 0, opt_p, opt_b, opt_R, opt_E);
|
|
if (s == NULL)
|
|
return RPMERR_BADSPEC;
|
|
appendLineStringBuf(spec->prep, s);
|
|
}
|
|
|
|
for (x = 0; x < patch_index; x++) {
|
|
s = doPatch(spec, patch_nums[x], opt_p, opt_b, opt_R, opt_E);
|
|
if (s == NULL)
|
|
return RPMERR_BADSPEC;
|
|
appendLineStringBuf(spec->prep, s);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
/*@=boundswrite@*/
|
|
|
|
int parsePrep(Spec spec)
|
|
{
|
|
int nextPart, res, rc;
|
|
StringBuf sb;
|
|
char **lines, **saveLines;
|
|
|
|
if (spec->prep != NULL) {
|
|
rpmError(RPMERR_BADSPEC, _("line %d: second %%prep\n"), spec->lineNum);
|
|
return RPMERR_BADSPEC;
|
|
}
|
|
|
|
spec->prep = newStringBuf();
|
|
|
|
/* There are no options to %prep */
|
|
if ((rc = readLine(spec, STRIP_NOTHING)) > 0) {
|
|
return PART_NONE;
|
|
}
|
|
if (rc)
|
|
return rc;
|
|
|
|
sb = newStringBuf();
|
|
|
|
while (! (nextPart = isPart(spec->line))) {
|
|
/* Need to expand the macros inline. That way we */
|
|
/* can give good line number information on error. */
|
|
appendStringBuf(sb, spec->line);
|
|
if ((rc = readLine(spec, STRIP_NOTHING)) > 0) {
|
|
nextPart = PART_NONE;
|
|
break;
|
|
}
|
|
if (rc)
|
|
return rc;
|
|
}
|
|
|
|
saveLines = splitString(getStringBuf(sb), strlen(getStringBuf(sb)), '\n');
|
|
/*@-usereleased@*/
|
|
for (lines = saveLines; *lines; lines++) {
|
|
res = 0;
|
|
/*@-boundsread@*/
|
|
if (! strncmp(*lines, "%setup", sizeof("%setup")-1)) {
|
|
res = doSetupMacro(spec, *lines);
|
|
} else if (! strncmp(*lines, "%patch", sizeof("%patch")-1)) {
|
|
res = doPatchMacro(spec, *lines);
|
|
} else {
|
|
appendLineStringBuf(spec->prep, *lines);
|
|
}
|
|
/*@=boundsread@*/
|
|
if (res && !spec->force) {
|
|
freeSplitString(saveLines);
|
|
sb = freeStringBuf(sb);
|
|
return res;
|
|
}
|
|
}
|
|
/*@=usereleased@*/
|
|
|
|
freeSplitString(saveLines);
|
|
sb = freeStringBuf(sb);
|
|
|
|
return nextPart;
|
|
}
|