char *xrindex(const char *s, int c)
{
#ifdef NO_POSIX_SYSTEM
return xstrrchr(s, c);
#else
return rindex(fix(s), c);
#endif
}
// dopack copies the package src to dst,
// appending the files listed in extra.
// The archive format is the traditional Unix ar format.
static void
dopack(char *dst, char *src, char **extra, int nextra)
{
int i;
char c, *p, *q;
Buf b, bdst;
binit(&b);
binit(&bdst);
readfile(&bdst, src);
for(i=0; i<nextra; i++) {
readfile(&b, extra[i]);
// find last path element for archive member name
p = xstrrchr(extra[i], '/');
if(p)
p++;
q = xstrrchr(extra[i], '\\');
if(q) {
q++;
if(p == nil || q > p)
p = q;
}
if(p == nil)
p = extra[i];
bwritef(&bdst, "%-16.16s%-12d%-6d%-6d%-8o%-10d`\n", p, 0, 0, 0, 0644, b.len);
bwriteb(&bdst, &b);
if(b.len&1) {
c = 0;
bwrite(&bdst, &c, 1);
}
}
writefile(&bdst, dst, 0);
bfree(&b);
bfree(&bdst);
}
// matchfield reports whether the field matches this build.
static bool
matchfield(char *f)
{
char *p;
bool res;
p = xstrrchr(f, ',');
if(p == nil)
return streq(f, goos) || streq(f, goarch) || streq(f, "cmd_go_bootstrap") || streq(f, "go1.1");
*p = 0;
res = matchfield(f) && matchfield(p+1);
*p = ',';
return res;
}
// install installs the library, package, or binary associated with dir,
// which is relative to $GOROOT/src.
static void
install(char *dir)
{
char *name, *p, *elem, *prefix, *exe;
bool islib, ispkg, isgo, stale, ispackcmd;
Buf b, b1, path;
Vec compile, files, link, go, missing, clean, lib, extra;
Time ttarg, t;
int i, j, k, n, doclean, targ;
if(vflag) {
if(!streq(goos, gohostos) || !streq(goarch, gohostarch))
errprintf("%s (%s/%s)\n", dir, goos, goarch);
else
errprintf("%s\n", dir);
}
binit(&b);
binit(&b1);
binit(&path);
vinit(&compile);
vinit(&files);
vinit(&link);
vinit(&go);
vinit(&missing);
vinit(&clean);
vinit(&lib);
vinit(&extra);
// path = full path to dir.
bpathf(&path, "%s/src/%s", goroot, dir);
name = lastelem(dir);
// For misc/prof, copy into the tool directory and we're done.
if(hasprefix(dir, "misc/")) {
copy(bpathf(&b, "%s/%s", tooldir, name),
bpathf(&b1, "%s/misc/%s", goroot, name), 1);
goto out;
}
// For release, cmd/prof is not included.
if((streq(dir, "cmd/prof")) && !isdir(bstr(&path))) {
if(vflag > 1)
errprintf("skipping %s - does not exist\n", dir);
goto out;
}
// set up gcc command line on first run.
if(gccargs.len == 0) {
bprintf(&b, "%s %s", defaultcc, defaultcflags);
splitfields(&gccargs, bstr(&b));
for(i=0; i<nelem(proto_gccargs); i++)
vadd(&gccargs, proto_gccargs[i]);
if(defaultcflags[0] == '\0') {
for(i=0; i<nelem(proto_gccargs2); i++)
vadd(&gccargs, proto_gccargs2[i]);
}
if(contains(gccargs.p[0], "clang")) {
// disable ASCII art in clang errors, if possible
vadd(&gccargs, "-fno-caret-diagnostics");
// clang is too smart about unused command-line arguments
vadd(&gccargs, "-Qunused-arguments");
}
// disable word wrapping in error messages
vadd(&gccargs, "-fmessage-length=0");
if(streq(gohostos, "darwin")) {
// golang.org/issue/5261
vadd(&gccargs, "-mmacosx-version-min=10.6");
}
}
if(ldargs.len == 0 && defaultldflags[0] != '\0') {
bprintf(&b, "%s", defaultldflags);
splitfields(&ldargs, bstr(&b));
}
islib = hasprefix(dir, "lib") || streq(dir, "cmd/cc") || streq(dir, "cmd/gc");
ispkg = hasprefix(dir, "pkg");
isgo = ispkg || streq(dir, "cmd/go") || streq(dir, "cmd/cgo");
exe = "";
if(streq(gohostos, "windows"))
exe = ".exe";
// Start final link command line.
// Note: code below knows that link.p[targ] is the target.
ispackcmd = 0;
if(islib) {
// C library.
vadd(&link, "ar");
if(streq(gohostos, "plan9"))
vadd(&link, "rc");
else
vadd(&link, "rsc");
prefix = "";
if(!hasprefix(name, "lib"))
prefix = "lib";
targ = link.len;
vadd(&link, bpathf(&b, "%s/pkg/obj/%s_%s/%s%s.a", goroot, gohostos, gohostarch, prefix, name));
} else if(ispkg) {
// Go library (package).
ispackcmd = 1;
vadd(&link, "pack"); // program name - unused here, but all the other cases record one
p = bprintf(&b, "%s/pkg/%s_%s/%s", goroot, goos, goarch, dir+4);
*xstrrchr(p, '/') = '\0';
xmkdirall(p);
targ = link.len;
vadd(&link, bpathf(&b, "%s/pkg/%s_%s/%s.a", goroot, goos, goarch, dir+4));
} else if(streq(dir, "cmd/go") || streq(dir, "cmd/cgo")) {
// Go command.
vadd(&link, bpathf(&b, "%s/%sl", tooldir, gochar));
vadd(&link, "-o");
elem = name;
if(streq(elem, "go"))
elem = "go_bootstrap";
targ = link.len;
vadd(&link, bpathf(&b, "%s/%s%s", tooldir, elem, exe));
} else {
// C command. Use gccargs and ldargs.
if(streq(gohostos, "plan9")) {
vadd(&link, bprintf(&b, "%sl", gohostchar));
vadd(&link, "-o");
targ = link.len;
vadd(&link, bpathf(&b, "%s/%s", tooldir, name));
} else {
vcopy(&link, gccargs.p, gccargs.len);
vcopy(&link, ldargs.p, ldargs.len);
if(sflag)
vadd(&link, "-static");
vadd(&link, "-o");
targ = link.len;
vadd(&link, bpathf(&b, "%s/%s%s", tooldir, name, exe));
if(streq(gohostarch, "amd64"))
vadd(&link, "-m64");
else if(streq(gohostarch, "386"))
vadd(&link, "-m32");
}
}
ttarg = mtime(link.p[targ]);
// Gather files that are sources for this target.
// Everything in that directory, and any target-specific
// additions.
xreaddir(&files, bstr(&path));
// Remove files beginning with . or _,
// which are likely to be editor temporary files.
// This is the same heuristic build.ScanDir uses.
// There do exist real C files beginning with _,
// so limit that check to just Go files.
n = 0;
for(i=0; i<files.len; i++) {
p = files.p[i];
if(hasprefix(p, ".") || (hasprefix(p, "_") && hassuffix(p, ".go")))
xfree(p);
else
files.p[n++] = p;
}
files.len = n;
for(i=0; i<nelem(deptab); i++) {
if(streq(dir, deptab[i].prefix) ||
(hassuffix(deptab[i].prefix, "/") && hasprefix(dir, deptab[i].prefix))) {
for(j=0; (p=deptab[i].dep[j])!=nil; j++) {
breset(&b1);
bwritestr(&b1, p);
bsubst(&b1, "$GOROOT", goroot);
bsubst(&b1, "$GOOS", goos);
bsubst(&b1, "$GOARCH", goarch);
p = bstr(&b1);
if(hassuffix(p, ".a")) {
vadd(&lib, bpathf(&b, "%s", p));
continue;
}
if(hassuffix(p, "/*")) {
bpathf(&b, "%s/%s", bstr(&path), p);
b.len -= 2;
xreaddir(&extra, bstr(&b));
bprintf(&b, "%s", p);
b.len -= 2;
for(k=0; k<extra.len; k++)
vadd(&files, bpathf(&b1, "%s/%s", bstr(&b), extra.p[k]));
continue;
}
if(hasprefix(p, "-")) {
p++;
n = 0;
for(k=0; k<files.len; k++) {
if(hasprefix(files.p[k], p))
xfree(files.p[k]);
else
files.p[n++] = files.p[k];
}
files.len = n;
continue;
}
vadd(&files, p);
}
}
}
vuniq(&files);
// Convert to absolute paths.
for(i=0; i<files.len; i++) {
if(!isabs(files.p[i])) {
bpathf(&b, "%s/%s", bstr(&path), files.p[i]);
xfree(files.p[i]);
files.p[i] = btake(&b);
}
}
// Is the target up-to-date?
stale = rebuildall;
n = 0;
for(i=0; i<files.len; i++) {
p = files.p[i];
for(j=0; j<nelem(depsuffix); j++)
if(hassuffix(p, depsuffix[j]))
goto ok;
xfree(files.p[i]);
continue;
ok:
t = mtime(p);
if(t != 0 && !hassuffix(p, ".a") && !shouldbuild(p, dir)) {
xfree(files.p[i]);
continue;
}
if(hassuffix(p, ".go"))
vadd(&go, p);
if(t > ttarg)
stale = 1;
if(t == 0) {
vadd(&missing, p);
files.p[n++] = files.p[i];
continue;
}
files.p[n++] = files.p[i];
}
files.len = n;
// If there are no files to compile, we're done.
if(files.len == 0)
goto out;
for(i=0; i<lib.len && !stale; i++)
if(mtime(lib.p[i]) > ttarg)
stale = 1;
if(!stale)
goto out;
// For package runtime, copy some files into the work space.
if(streq(dir, "pkg/runtime")) {
copy(bpathf(&b, "%s/arch_GOARCH.h", workdir),
bpathf(&b1, "%s/arch_%s.h", bstr(&path), goarch), 0);
copy(bpathf(&b, "%s/defs_GOOS_GOARCH.h", workdir),
bpathf(&b1, "%s/defs_%s_%s.h", bstr(&path), goos, goarch), 0);
p = bpathf(&b1, "%s/signal_%s_%s.h", bstr(&path), goos, goarch);
if(isfile(p))
copy(bpathf(&b, "%s/signal_GOOS_GOARCH.h", workdir), p, 0);
copy(bpathf(&b, "%s/os_GOOS.h", workdir),
bpathf(&b1, "%s/os_%s.h", bstr(&path), goos), 0);
copy(bpathf(&b, "%s/signals_GOOS.h", workdir),
bpathf(&b1, "%s/signals_%s.h", bstr(&path), goos), 0);
}
// Generate any missing files; regenerate existing ones.
for(i=0; i<files.len; i++) {
p = files.p[i];
elem = lastelem(p);
for(j=0; j<nelem(gentab); j++) {
if(gentab[j].gen == nil)
continue;
if(hasprefix(elem, gentab[j].nameprefix)) {
if(vflag > 1)
errprintf("generate %s\n", p);
gentab[j].gen(bstr(&path), p);
// Do not add generated file to clean list.
// In pkg/runtime, we want to be able to
// build the package with the go tool,
// and it assumes these generated files already
// exist (it does not know how to build them).
// The 'clean' command can remove
// the generated files.
goto built;
}
}
// Did not rebuild p.
if(find(p, missing.p, missing.len) >= 0)
fatal("missing file %s", p);
built:;
}
// One more copy for package runtime.
// The last batch was required for the generators.
// This one is generated.
if(streq(dir, "pkg/runtime")) {
copy(bpathf(&b, "%s/zasm_GOOS_GOARCH.h", workdir),
bpathf(&b1, "%s/zasm_%s_%s.h", bstr(&path), goos, goarch), 0);
}
// Generate .c files from .goc files.
if(streq(dir, "pkg/runtime")) {
for(i=0; i<files.len; i++) {
p = files.p[i];
if(!hassuffix(p, ".goc"))
continue;
// b = path/zp but with _goos_goarch.c instead of .goc
bprintf(&b, "%s%sz%s", bstr(&path), slash, lastelem(p));
b.len -= 4;
bwritef(&b, "_%s_%s.c", goos, goarch);
goc2c(p, bstr(&b));
vadd(&files, bstr(&b));
}
vuniq(&files);
}
if((!streq(goos, gohostos) || !streq(goarch, gohostarch)) && isgo) {
// We've generated the right files; the go command can do the build.
if(vflag > 1)
errprintf("skip build for cross-compile %s\n", dir);
goto nobuild;
}
// Compile the files.
for(i=0; i<files.len; i++) {
if(!hassuffix(files.p[i], ".c") && !hassuffix(files.p[i], ".s"))
continue;
name = lastelem(files.p[i]);
vreset(&compile);
if(!isgo) {
// C library or tool.
if(streq(gohostos, "plan9")) {
vadd(&compile, bprintf(&b, "%sc", gohostchar));
vadd(&compile, "-FTVwp");
vadd(&compile, "-DPLAN9");
vadd(&compile, "-D__STDC__=1");
vadd(&compile, "-D__SIZE_TYPE__=ulong"); // for GNU Bison
vadd(&compile, bpathf(&b, "-I%s/include/plan9", goroot));
vadd(&compile, bpathf(&b, "-I%s/include/plan9/%s", goroot, gohostarch));
} else {
vcopy(&compile, gccargs.p, gccargs.len);
vadd(&compile, "-c");
if(streq(gohostarch, "amd64"))
vadd(&compile, "-m64");
else if(streq(gohostarch, "386"))
vadd(&compile, "-m32");
vadd(&compile, "-I");
vadd(&compile, bpathf(&b, "%s/include", goroot));
}
if(streq(dir, "lib9"))
vadd(&compile, "-DPLAN9PORT");
vadd(&compile, "-I");
vadd(&compile, bstr(&path));
// lib9/goos.c gets the default constants hard-coded.
if(streq(name, "goos.c")) {
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOOS=\"%s\"", goos));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOARCH=\"%s\"", goarch));
bprintf(&b1, "%s", goroot_final);
bsubst(&b1, "\\", "\\\\"); // turn into C string
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOROOT=\"%s\"", bstr(&b1)));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOVERSION=\"%s\"", goversion));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOARM=\"%s\"", goarm));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GO386=\"%s\"", go386));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GO_EXTLINK_ENABLED=\"%s\"", goextlinkenabled));
}
// gc/lex.c records the GOEXPERIMENT setting used during the build.
if(streq(name, "lex.c")) {
xgetenv(&b, "GOEXPERIMENT");
vadd(&compile, "-D");
vadd(&compile, bprintf(&b1, "GOEXPERIMENT=\"%s\"", bstr(&b)));
}
} else {
// Supporting files for a Go package.
if(hassuffix(files.p[i], ".s"))
vadd(&compile, bpathf(&b, "%s/%sa", tooldir, gochar));
else {
vadd(&compile, bpathf(&b, "%s/%sc", tooldir, gochar));
vadd(&compile, "-F");
vadd(&compile, "-V");
vadd(&compile, "-w");
}
vadd(&compile, "-I");
vadd(&compile, workdir);
vadd(&compile, "-I");
vadd(&compile, bprintf(&b, "%s/pkg/%s_%s", goroot, goos, goarch));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOOS_%s", goos));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOARCH_%s", goarch));
vadd(&compile, "-D");
vadd(&compile, bprintf(&b, "GOOS_GOARCH_%s_%s", goos, goarch));
}
bpathf(&b, "%s/%s", workdir, lastelem(files.p[i]));
doclean = 1;
if(!isgo && streq(gohostos, "darwin")) {
// To debug C programs on OS X, it is not enough to say -ggdb
// on the command line. You have to leave the object files
// lying around too. Leave them in pkg/obj/, which does not
// get removed when this tool exits.
bpathf(&b1, "%s/pkg/obj/%s", goroot, dir);
xmkdirall(bstr(&b1));
bpathf(&b, "%s/%s", bstr(&b1), lastelem(files.p[i]));
doclean = 0;
}
// Change the last character of the output file (which was c or s).
if(streq(gohostos, "plan9"))
b.p[b.len-1] = gohostchar[0];
else
b.p[b.len-1] = 'o';
vadd(&compile, "-o");
vadd(&compile, bstr(&b));
vadd(&compile, files.p[i]);
bgrunv(bstr(&path), CheckExit, &compile);
vadd(&link, bstr(&b));
if(doclean)
vadd(&clean, bstr(&b));
}
bgwait();
if(isgo) {
// The last loop was compiling individual files.
// Hand the Go files to the compiler en masse.
vreset(&compile);
vadd(&compile, bpathf(&b, "%s/%sg", tooldir, gochar));
bpathf(&b, "%s/_go_.a", workdir);
vadd(&compile, "-pack");
vadd(&compile, "-o");
vadd(&compile, bstr(&b));
vadd(&clean, bstr(&b));
if(!ispackcmd)
vadd(&link, bstr(&b));
vadd(&compile, "-p");
if(hasprefix(dir, "pkg/"))
vadd(&compile, dir+4);
else
vadd(&compile, "main");
if(streq(dir, "pkg/runtime"))
vadd(&compile, "-+");
vcopy(&compile, go.p, go.len);
runv(nil, bstr(&path), CheckExit, &compile);
if(ispackcmd) {
xremove(link.p[targ]);
dopack(link.p[targ], bstr(&b), &link.p[targ+1], link.len - (targ+1));
goto nobuild;
}
}
if(!islib && !isgo) {
// C binaries need the libraries explicitly, and -lm.
vcopy(&link, lib.p, lib.len);
if(!streq(gohostos, "plan9"))
vadd(&link, "-lm");
}
// Remove target before writing it.
xremove(link.p[targ]);
runv(nil, nil, CheckExit, &link);
nobuild:
// In package runtime, we install runtime.h and cgocall.h too,
// for use by cgo compilation.
if(streq(dir, "pkg/runtime")) {
copy(bpathf(&b, "%s/pkg/%s_%s/cgocall.h", goroot, goos, goarch),
bpathf(&b1, "%s/src/pkg/runtime/cgocall.h", goroot), 0);
copy(bpathf(&b, "%s/pkg/%s_%s/runtime.h", goroot, goos, goarch),
bpathf(&b1, "%s/src/pkg/runtime/runtime.h", goroot), 0);
}
out:
for(i=0; i<clean.len; i++)
xremove(clean.p[i]);
bfree(&b);
bfree(&b1);
bfree(&path);
vfree(&compile);
vfree(&files);
vfree(&link);
vfree(&go);
vfree(&missing);
vfree(&clean);
vfree(&lib);
vfree(&extra);
}
/* when cgroups are configured with cpuset, at least
* cpuset.cpus and cpuset.mems must be set or the cgroup
* will not be available at all.
* we duplicate the ancestor configuration in the init step */
static int _xcgroup_cpuset_init(xcgroup_t* cg)
{
int fstatus, i;
char* cpuset_metafiles[] = {
"cpus",
"mems"
};
char* cpuset_conf = NULL;
size_t csize = 0;
xcgroup_t acg;
char* acg_name = NULL;
char* p;
fstatus = XCGROUP_ERROR;
/* load ancestor cg */
acg_name = (char*) xstrdup(cg->name);
p = xstrrchr(acg_name, '/');
if (p == NULL) {
debug2("system cgroup: unable to get ancestor path for "
"cpuset cg '%s' : %m", cg->path);
xfree(acg_name);
return fstatus;
} else
*p = '\0';
if (xcgroup_load(cg->ns, &acg, acg_name) != XCGROUP_SUCCESS) {
debug2("system cgroup: unable to load ancestor for "
"cpuset cg '%s' : %m", cg->path);
xfree(acg_name);
return fstatus;
}
xfree(acg_name);
/* inherits ancestor params */
for (i = 0 ; i < 2 ; i++) {
again:
snprintf(cpuset_meta, sizeof(cpuset_meta), "%s%s",
cpuset_prefix, cpuset_metafiles[i]);
if (xcgroup_get_param(&acg ,cpuset_meta,
&cpuset_conf, &csize)
!= XCGROUP_SUCCESS) {
if (!cpuset_prefix_set) {
cpuset_prefix_set = 1;
cpuset_prefix = "cpuset.";
goto again;
}
debug("system cgroup: assuming no cpuset cg "
"support for '%s'",acg.path);
xcgroup_destroy(&acg);
return fstatus;
}
if (csize > 0)
cpuset_conf[csize-1] = '\0';
if (xcgroup_set_param(cg,cpuset_meta, cpuset_conf)
!= XCGROUP_SUCCESS) {
debug("system cgroup: unable to write %s configuration "
"(%s) for cpuset cg '%s'",cpuset_meta,
cpuset_conf, cg->path);
xcgroup_destroy(&acg);
xfree(cpuset_conf);
return fstatus;
}
xfree(cpuset_conf);
}
xcgroup_destroy(&acg);
return XCGROUP_SUCCESS;
}
/* items == -1 display all */
static int logs_buffer_raw_display(const char *file, int items) {
struct buffer **bs = NULL;
struct buffer *b;
char *beg = NULL, *profile = NULL, *sesja = NULL, *target = NULL;
int item = 0;
int i;
session_t *s;
window_t *w;
if (!file) return -1;
if (!items) return 0;
/* i'm weird, let's search for logs/__internal__ than check if there are smth after it... & check if there are two '/' */
if ((beg = xstrstr(file, "logs/__internal__")) && xstrlen(beg) > 19 && xstrchr(beg+18, '/') && xstrchr(beg+18, '/') != xstrrchr(beg+18, '/')) {
profile = beg + 18;
sesja = xstrchr(profile, '/')+1;
target = xstrchr(sesja, '/')+1;
}
debug("[logs_buffer_raw_display()] profile: 0x%x sesja: 0x%x target: 0x%x\n", profile, sesja, target);
if (!profile || !sesja || !target) return -1;
profile = (xstrcmp(target, "_default_")) ? xstrndup(profile, sesja-profile-1) : NULL;
sesja = (xstrcmp(target, "_null_")) ? xstrndup(sesja, target-sesja-1) : NULL;
target = xstrdup(target);
debug("[logs_buffer_raw_display()] profile: %s sesja: %s target: %s\n", __(profile), __(sesja), __(target));
/* search for session+window */
s = session_find(sesja);
w = window_find_s(s, target);
debug("[logs_buffer_raw_display()] s:0x%x; w:0x%x;\n", s, w);
if (!w)
w = window_current;
if (w) w->lock++;
for (b = buffer_lograw.data; b; b = b->next) {
if (!xstrcmp(b->target, file)) {
/* we asume that (b->ts < (b->next)->ts, it's quite correct unless other plugin do this trick... */
if (items == -1) {
logs_print_window(s, w, b->line, b->ts);
} else {
bs = (struct buffer **) xrealloc(bs, (item+2) * sizeof(struct buffer *));
bs[item + 1] = NULL;
bs[item] = b;
}
item++;
}
}
if (bs) for (i = item < items ? 0 : item-items; i < item; i++)
logs_print_window(s, w, bs[i]->line, bs[i]->ts);
if (w) {
w->lock--;
query_emit(NULL, "ui-window-refresh");
}
xfree(bs);
xfree(profile);
xfree(sesja);
xfree(target);
return item;
}
static void add_repo(const char *base, struct strbuf *path, repo_config_fn fn)
{
struct stat st;
struct passwd *pwd;
size_t pathlen;
struct strbuf rel = STRBUF_INIT;
char *p, *slash;
int n;
size_t size;
if (stat(path->buf, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path->buf, strerror(errno), errno);
return;
}
strbuf_addch(path, '/');
pathlen = path->len;
if (ctx.cfg.strict_export) {
strbuf_addstr(path, ctx.cfg.strict_export);
if(stat(path->buf, &st))
return;
strbuf_setlen(path, pathlen);
}
strbuf_addstr(path, "noweb");
if (!stat(path->buf, &st))
return;
strbuf_setlen(path, pathlen);
if (!starts_with(path->buf, base))
strbuf_addbuf(&rel, path);
else
strbuf_addstr(&rel, path->buf + strlen(base) + 1);
if (!strcmp(rel.buf + rel.len - 5, "/.git"))
strbuf_setlen(&rel, rel.len - 5);
else if (rel.len && rel.buf[rel.len - 1] == '/')
strbuf_setlen(&rel, rel.len - 1);
repo = cgit_add_repo(rel.buf);
config_fn = fn;
if (ctx.cfg.enable_git_config) {
strbuf_addstr(path, "config");
git_config_from_file(gitconfig_config, path->buf, NULL);
strbuf_setlen(path, pathlen);
}
if (ctx.cfg.remove_suffix) {
size_t urllen;
strip_suffix(repo->url, ".git", &urllen);
strip_suffix_mem(repo->url, &urllen, "/");
repo->url[urllen] = '\0';
}
repo->path = xstrdup(path->buf);
while (!repo->owner) {
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path->buf, strerror(errno), errno);
break;
}
if (pwd->pw_gecos)
if ((p = strchr(pwd->pw_gecos, ',')))
*p = '\0';
repo->owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
}
if (repo->desc == cgit_default_repo_desc || !repo->desc) {
strbuf_addstr(path, "description");
if (!stat(path->buf, &st))
readfile(path->buf, &repo->desc, &size);
strbuf_setlen(path, pathlen);
}
if (ctx.cfg.section_from_path) {
n = ctx.cfg.section_from_path;
if (n > 0) {
slash = rel.buf - 1;
while (slash && n && (slash = strchr(slash + 1, '/')))
n--;
} else {
slash = rel.buf + rel.len;
while (slash && n && (slash = xstrrchr(rel.buf, slash - 1, '/')))
n++;
}
if (slash && !n) {
*slash = '\0';
repo->section = xstrdup(rel.buf);
*slash = '/';
if (starts_with(repo->name, repo->section)) {
repo->name += strlen(repo->section);
if (*repo->name == '/')
repo->name++;
}
}
}
strbuf_addstr(path, "cgitrc");
if (!stat(path->buf, &st))
parse_configfile(path->buf, &repo_config);
strbuf_release(&rel);
}
static void add_repo(const char *base, const char *path, repo_config_fn fn)
{
struct stat st;
struct passwd *pwd;
char *rel, *p, *slash;
int n;
size_t size;
if (stat(path, &st)) {
fprintf(stderr, "Error accessing %s: %s (%d)\n",
path, strerror(errno), errno);
return;
}
if (ctx.cfg.strict_export && stat(fmt("%s/%s", path, ctx.cfg.strict_export), &st))
return;
if (!stat(fmt("%s/noweb", path), &st))
return;
if (base == path)
rel = xstrdup(fmt("%s", path));
else
rel = xstrdup(fmt("%s", path + strlen(base) + 1));
if (!strcmp(rel + strlen(rel) - 5, "/.git"))
rel[strlen(rel) - 5] = '\0';
repo = cgit_add_repo(rel);
config_fn = fn;
if (ctx.cfg.enable_git_config)
git_config_from_file(gitconfig_config, fmt("%s/config", path), NULL);
if (ctx.cfg.remove_suffix)
if ((p = strrchr(repo->url, '.')) && !strcmp(p, ".git"))
*p = '\0';
repo->path = xstrdup(path);
while (!repo->owner) {
if ((pwd = getpwuid(st.st_uid)) == NULL) {
fprintf(stderr, "Error reading owner-info for %s: %s (%d)\n",
path, strerror(errno), errno);
break;
}
if (pwd->pw_gecos)
if ((p = strchr(pwd->pw_gecos, ',')))
*p = '\0';
repo->owner = xstrdup(pwd->pw_gecos ? pwd->pw_gecos : pwd->pw_name);
}
if (repo->desc == cgit_default_repo_desc || !repo->desc) {
p = fmt("%s/description", path);
if (!stat(p, &st))
readfile(p, &repo->desc, &size);
}
if (!repo->readme) {
p = fmt("%s/README.html", path);
if (!stat(p, &st))
repo->readme = "README.html";
}
if (ctx.cfg.section_from_path) {
n = ctx.cfg.section_from_path;
if (n > 0) {
slash = rel;
while (slash && n && (slash = strchr(slash, '/')))
n--;
} else {
slash = rel + strlen(rel);
while (slash && n && (slash = xstrrchr(rel, slash, '/')))
n++;
}
if (slash && !n) {
*slash = '\0';
repo->section = xstrdup(rel);
*slash = '/';
if (!prefixcmp(repo->name, repo->section)) {
repo->name += strlen(repo->section);
if (*repo->name == '/')
repo->name++;
}
}
}
p = fmt("%s/cgitrc", path);
if (!stat(p, &st))
parse_configfile(xstrdup(p), &repo_config);
free(rel);
}
static int xmsg_handle_file(session_t *s, const char *fn)
{
const int nounlink = !session_int_get(s, "unlink_sent");
const int utb = session_int_get(s, "unlink_toobig");
const int maxfs = session_int_get(s, "max_filesize");
const char *dfsuffix = session_get(s, "dotfile_suffix");
char *namesep = (char*) session_get(s, "name_separator");
char *dir;
int dirlen;
char *msg = NULL;
int err, fs;
time_t ft = 0;
if (*fn == '.') /* we're skipping ALL dotfiles */
return -1;
dir = (char*) xmsg_dirfix(session_uid_get(s)+XMSG_UID_DIROFFSET);
dirlen = xstrlen(dir);
/* first check if buffer is long enough to fit the whole path for dotfile */
if (strlcpy(dir+dirlen+1, fn, PATH_MAX-dirlen-2-xstrlen(dfsuffix)) >= PATH_MAX-dirlen-2-xstrlen(dfsuffix))
xerr("Buffer too small for: fn = %s, len(fn) = %d, dirlen = %d, dfsuffixlen = %d", fn, xstrlen(fn), dirlen, xstrlen(dfsuffix));
/* then fill in middle part of path */
dir[dirlen] = '/';
/* and take a much closer look the file */
xdebug("s = %s, d = %s, fn = %s", session_uid_get(s), dir, fn);
if ((err = xmsg_checkoutfile(dir, &msg, &fs, &ft, maxfs))) {
if (err == EFBIG) {
print((utb ? "xmsg_toobigrm" : "xmsg_toobig"), fn, session_name(s));
if (utb) {
unlink(dir);
return -1;
} /* else we need to create the dotfile first */
} else if (err != ENOENT && err != EINVAL)
return -1;
} else if (!nounlink && (utb == (err == EFBIG)))
unlink(dir);
/* here: dir = dotf */
memmove(dir+dirlen+2, dir+dirlen+1, xstrlen(dir) - dirlen);
dir[dirlen+1] = '.';
xstrcpy(dir+xstrlen(dir), dfsuffix); /* we've already checked whether it fits */
{
struct stat st;
int r;
if (nounlink || !utb) {
r = !(stat(dir, &st) || S_ISDIR(st.st_mode));
} else
r = 0;
if (err == ENOENT) {
if (r) /* clean up stale dotfile */
unlink(dir);
xfree(msg);
return -1;
} else if (r) {
xfree(msg); /* XXX: I think that we rather shouldn't first read, then check if it is needed,
at least for nounlink mode */
return -1;
} else if ((nounlink && !(utb && err == EFBIG)) || (!utb && err == EFBIG))
close(open(dir, O_WRONLY|O_CREAT|O_TRUNC|O_NOFOLLOW, 0600));
}
if (err == EFBIG)
return -1;
else if (err == EINVAL)
xdebug("empty file, not submitting");
else {
char *uid = xmalloc(strlen(fn) + 6);
char *msgx = NULL;
{
const char *charset = session_get(s, "charset");
if (charset && (msgx = ekg_convert_string(msg, charset, NULL)))
xfree(msg);
else
msgx = msg;
}
xstrcpy(uid, "xmsg:");
xstrcat(uid, fn);
if (namesep) {
char *p, *q = NULL;
for (p = namesep; *p; p++) {
char *r = xstrrchr(uid+XMSG_UID_DIROFFSET, *p);
if (r > q)
q = r;
}
if (q)
*q = '\0';
}
protocol_message_emit(s, uid, NULL, msgx, NULL, ft, EKG_MSGCLASS_CHAT, NULL, EKG_TRY_BEEP, 0);
xfree(msgx);
xfree(uid);
}
return 0;
}