feat: cosmopolitan libc support
Added support for cosmopolitan libc. Simply do `make COSMO=yes` and you'll get feuille.com, a working αcτµαlly pδrταblε εxεcµταblε pastebin server. + version bump.
This commit is contained in:
parent
63319d7525
commit
16f516d6ce
9 changed files with 86 additions and 27 deletions
4
.gitignore
vendored
4
.gitignore
vendored
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@ -1,4 +1,8 @@
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*.o
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cosmopolitan
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feuille
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feuille.com
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cgi/feuille.cgi
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57
Makefile
57
Makefile
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@ -4,11 +4,13 @@
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include config.mk
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TARGET = feuille
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TARGET = feuille.com
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TARGET$(COSMO) = feuille
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SRC = feuille.c util.c server.c bin.c
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OBJ = $(SRC:%.c=%.o)
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all: $(TARGET) $(TARGET).1 cgi
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all: $(TARGET) feuille.1 cgi
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run: $(TARGET)
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./$(TARGET)
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@ -18,10 +20,10 @@ clean:
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@rm -f $(OBJ)
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distclean:
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@printf "%-8s $(TARGET) $(OBJ)\n" "rm"
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@rm -f $(TARGET) $(OBJ)
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@printf "%-8s feuille feuille.com $(OBJ)\n" "rm"
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@rm -f feuille feuille.com $(OBJ)
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install: $(TARGET) $(TARGET).1
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install: $(TARGET) feuille.1
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@echo "installing executable file to $(PREFIX)/bin"
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@mkdir -p "$(PREFIX)/bin"
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@cp -f $(TARGET) "$(PREFIX)/bin"
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@ -29,34 +31,53 @@ install: $(TARGET) $(TARGET).1
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@echo "installing manpage to $(MAN)/man1"
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@mkdir -p $(MAN)/man1
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@cp -f $(TARGET).1 $(MAN)/man1
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@chmod 644 $(MAN)/man1/$(TARGET).1
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@cp -f feuille.1 $(MAN)/man1
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@chmod 644 $(MAN)/man1/feuille.1
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uninstall: $(PREFIX)/bin/$(TARGET) $(MAN)/man1/$(TARGET).1
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uninstall: $(PREFIX)/bin/$(TARGET) $(MAN)/man1/feuille.1
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@echo "removing executable file from $(PREFIX)/bin"
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@rm -f "$(PREFIX)/bin/$(TARGET)"
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@echo "removing manpage from $(MAN)/man1"
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@rm -f $(MAN)/man1/$(TARGET).1
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@rm -f $(MAN)/man1/feuille.1
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$(TARGET): $(OBJ)
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@printf "%-8s $(OBJ) -o $@\n" "$(CC)"
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@$(CC) $(LDFLAGS) $(OBJ) -o $@
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feuille.1: feuille.1.md config.mk
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@printf "%-8s feuille.1.md -o feuille.1\n" "pandoc"
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@sed "s/{VERSION}/$(VERSION)/g" feuille.1.md | pandoc -s -t man -o feuille.1
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$(TARGET).1: $(TARGET).1.md config.mk
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@printf "%-8s $(TARGET).1.md -o $@\n" "pandoc"
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@sed "s/{VERSION}/$(VERSION)/g" $(TARGET).1.md | pandoc -s -t man -o $@
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feuille: $(OBJ)
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@printf "%-8s $(OBJ) -o feuille\n" "$(CC)"
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@$(CC) $(OBJ) -o feuille $(LDFLAGS)
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# cosmopolitan libc
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feuille.com: cosmopolitan feuille
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@printf "%-8s feuille -o feuille.com\n" "objcopy"
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@objcopy -S -O binary feuille feuille.com
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cosmopolitan:
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@if [ ! -d cosmopolitan ]; then \
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printf "%-8s https://justine.lol/cosmopolitan/cosmopolitan-amalgamation-2.2.zip\n" "curl" ;\
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curl -sO "https://justine.lol/cosmopolitan/cosmopolitan-amalgamation-2.2.zip" ;\
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\
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printf "%-8s cosmopolitan-amalgamation-2.2.zip\n" "unzip" ;\
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unzip -qf cosmopolitan-amalgamation-2.2.zip -d cosmopolitan ;\
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\
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rm -rf cosmopolitan-amalgamation-* ;\
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fi
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# CGI script
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ADDR = 127.0.0.1
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PORT = 9999
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cgi: cgi/feuille.cgi
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cgi/feuille.cgi: cgi/feuille.cgi.c
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@printf "%-8s cgi/feuille.cgi.c -o $@\n" "$(CC)"
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@$(CC) $(CFLAGS) $(LDFLAGS) -static -DADDR=\"$(ADDR)\" -DPORT=$(PORT) cgi/feuille.cgi.c -o $@
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@printf "%-8s cgi/feuille.cgi.c -o cgi/feuille.cgi\n" "$(CC)"
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@$(CC) cgi/feuille.cgi.c -o cgi/feuille.cgi -std=c99 -O3 -static -Wall -Wextra \
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-DADDR=\"$(ADDR)\" -DPORT=$(PORT) \
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$(INCS) $(LIBS)
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.SUFFIXES: .c .o
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.c.o:
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@printf "%-8s $<\n" "$(CC)"
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@$(CC) $(CFLAGS) -c $<
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@$(CC) -c $< $(CFLAGS)
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3
arg.h
3
arg.h
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@ -34,8 +34,11 @@
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#ifndef _ARG_H_
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#define _ARG_H_
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#ifndef COSMOPOLITAN
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#include <stdlib.h>
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#include <stddef.h>
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#endif
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extern char *argv0;
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/* use main(int argc, char *argv[]) */
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2
bin.c
2
bin.c
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@ -13,11 +13,13 @@
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#include "bin.h"
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#ifndef COSMOPOLITAN
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#include <errno.h> /* for errno */
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#include <stdio.h> /* for NULL, fclose, fopen, fputs, snprintf, FILE */
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#include <stdlib.h> /* for calloc, free, malloc, rand, realloc */
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#include <string.h> /* for strlen */
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#include <unistd.h> /* for access, F_OK */
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#endif
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#include "feuille.h" /* for Settings, settings */
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29
config.mk
29
config.mk
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@ -1,5 +1,5 @@
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# feuille version
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VERSION = 1.19.5
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VERSION = 2.0.0
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# paths (customize them to fit your system)
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PREFIX = /usr/local
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@ -17,13 +17,28 @@ LIBS = -L/usr/lib -lc
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# compiler
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CC = cc
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# debug build
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CFLAGS = -g -std=c99 -Wall -Wextra -Wpedantic -Wno-sign-compare -DVERSION=\"$(VERSION)\" -DDEBUG $(INCS)
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LDFLAGS = -g $(LIBS)
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# cosmopolitan libc flags
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CCFLAGS = -std=c99 -nostdinc -fno-pie -fno-omit-frame-pointer \
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-mno-tls-direct-seg-refs -mno-red-zone \
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-DVERSION=\"$(VERSION)\" -DCOSMOPOLITAN \
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-I. -include cosmopolitan/cosmopolitan.h
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# release build
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CFLAGS$(DEBUG) = -std=c99 -Wall -Wextra -Wno-sign-compare -DVERSION=\"$(VERSION)\" -O3 $(INCS)
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LDFLAGS$(DEBUG) = -s $(LIBS)
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CLDFLAGS = -std=c99 -static -nostdlib -fno-pie -fno-omit-frame-pointer \
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-mno-tls-direct-seg-refs -mno-red-zone \
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-fuse-ld=bfd -Wl,-T,cosmopolitan/ape.lds -Wl,--gc-sections \
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cosmopolitan/crt.o cosmopolitan/ape-no-modify-self.o cosmopolitan/cosmopolitan.a
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# standard libc flags
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CCFLAGS$(COSMO) = -std=c99 -DVERSION=\"$(VERSION)\" $(INCS)
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CLDFLAGS$(COSMO) = $(LIBS)
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# debug flags
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CFLAGS = -g -Wall -Wextra -Wno-sign-compare -DDEBUG $(CCFLAGS)
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LDFLAGS = -g $(CLDFLAGS)
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# release flags
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CFLAGS$(DEBUG) = -O3 -Wall -Wextra -Wno-sign-compare $(CCFLAGS)
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LDFLAGS$(DEBUG) = -s $(CLDFLAGS)
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# static build (uncomment)
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#LD_FLAGS += -static
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@ -14,7 +14,7 @@
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. ftr VB CB
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. ftr VBI CBI
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.\}
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.TH "feuille" "1" "November 2022" "feuille 1.19.5" ""
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.TH "feuille" "1" "November 2022" "feuille 2.0.0" ""
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.hy
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.SH NAME
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.PP
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@ -15,6 +15,7 @@
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#include "feuille.h"
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#ifndef COSMOPOLITAN
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#include <errno.h> /* for errno, ERANGE, EAGAIN, EFBIG, ENOENT */
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#include <grp.h> /* for initgroups */
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#include <limits.h> /* for USHRT_MAX, ULONG_MAX, CHAR_MAX, PATH_MAX, UCHA... */
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@ -29,6 +30,7 @@
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#include <syslog.h> /* for syslog, openlog, LOG_WARNING, LOG_NDELAY, LOG_... */
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#include <time.h> /* for time */
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#include <unistd.h> /* for getuid, access, chdir, chown, chroot, close */
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#endif
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#include "arg.h" /* for EARGF, ARGBEGIN, ARGEND */
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#include "bin.h" /* for create_url, generate_id, write_paste */
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@ -387,8 +389,11 @@ int main(int argc, char *argv[])
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if (setgid(gid) != 0 || getgid() != gid)
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die(1, "could not switch to group for user `%s'.\n", settings.user);
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#ifndef COSMOPOLITAN
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/* initgroups doesn't work on cosmopolitan libc yet */
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if (initgroups(settings.user, gid) != 0)
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die(1, "could not initialize other groups for user `%s'.\n", settings.user);
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#endif
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/* switching user */
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if (setuid(uid) != 0 || getuid() != uid)
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9
server.c
9
server.c
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@ -13,6 +13,7 @@
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#include "server.h"
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#ifndef COSMOPOLITAN
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#include <arpa/inet.h> /* for inet_pton */
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#include <errno.h> /* for errno, EAGAIN, EFBIG, ENOENT */
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#include <netinet/in.h> /* for htons, sockaddr_in, sockaddr_in6, IPPROTO_IPV6 */
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@ -24,6 +25,7 @@
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#include <sys/socket.h> /* for setsockopt, bind, socket, SOL_SOCKET, AF_INET */
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#include <sys/time.h> /* for timeval */
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#include <unistd.h> /* for close */
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#endif
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#include "feuille.h" /* for Settings, settings */
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#include "util.h" /* for verbose */
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@ -136,9 +138,14 @@ int initialize_server()
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*/
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int accept_connection(int socket)
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{
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/* only needed for cosmopolitan libc */
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/* we don't do anything with this struct yet */
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struct sockaddr_in address;
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int addrlen = sizeof(address);
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/* accept the connection */
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/* TODO: maybe retrieve IP address for logging? *maybe* */
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int connection = accept(socket, (struct sockaddr *)NULL, NULL);
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int connection = accept(socket, (struct sockaddr*)&address, (socklen_t*)&addrlen);
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/* set the timeout for the connection */
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struct timeval timeout = { settings.timeout, 0 };
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2
util.c
2
util.c
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@ -15,11 +15,13 @@
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#include "util.h"
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#ifndef COSMOPOLITAN
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#include <stdarg.h> /* for va_end, va_list, va_start */
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#include <stdio.h> /* for snprintf, vsnprintf, vfprintf, BUFSIZ, stderr */
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#include <stdlib.h> /* for exit */
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#include <syslog.h> /* for syslog, LOG_DEBUG, LOG_ERR */
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#include <unistd.h> /* for getpid */
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#endif
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#include "feuille.h" /* for Settings, settings */
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