AlecTaylor

from os import rename, remove, path

from conans import ConanFile
from conans.tools import download, check_sha256, unzip


class CmockaConan(ConanFile):
    name = 'cmocka'
    version = '1.1.3'
    sha256 = '43eabcf72a9c80e3d03f7c8a1c04e408c18d2db5121eb058a3ef732a9dfabfaf'

AlecTaylor

cmake_minimum_required(VERSION 3.12)
project(c VERSION 0.0.1)

set(CMAKE_C_STANDARD 11)

configure_file(lib/version.h.in version.h @ONLY)

include_directories(${CMAKE_CURRENT_BINARY_DIR})

add_definitions(-Wno-implicit-function-declaration)

AlecTaylor

#include <stdio.h>
#include <string.h>

static inline void trim(char *&);

int main(int argc, char *argv[]) {
    char *s = "  foo bar    ";
    trim(s);
    printf("s = \"%s\"\n", s);
}

AlecTaylor

#include <vector>
#include <unistd.h>

static inline void parse_cli(int, char *[], const char *&, const char *&, const char *&);

static inline void usage_and_exit(const char *);

static inline void parse_args_and_exec(char *, const char *);

static inline const std::vector<const char *> split(char *, const char *);

AlecTaylor

cmake_minimum_required(VERSION 3.12)
project(cc)

set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_FLAGS_DEBUG           -O3)
set(CMAKE_CXX_FLAGS_RELEASE         -O3)

add_definitions(-O3)
set(CMAKE_CXX_FLAGS "-O3")

AlecTaylor

#include <string>
// #include <vector>
#include <unistd.h>

void execute(const char*, const char*);

int main(int argc, char *argv[]) {
    if (argv[1] == NULL || argv[2] == NULL) {
      printf("Usage %s PATH 'cmd0 ; cmd1 ; ...\n", argv[0]);
      exit(2);

AlecTaylor

FROM alpine
RUN apk add --no-cache gcc musl-dev
ADD env.c /env.c
RUN gcc -static -o /env /env.c -Wno-implicit-function-declaration

FROM scratch
COPY --from=0 /env /env
ENTRYPOINT ["/env"]

AlecTaylor

FROM frolvlad/alpine-glibc

COPY copy.c copy.c
RUN apk --no-cache add gcc libc-dev musl musl-dev && \
    gcc copy.c -static -o /bin/copy -Wno-implicit-function-declaration -static-libgcc && \
    ldd /bin/copy

AlecTaylor

FROM scratch
RUN echo foo

AlecTaylor

FROM scratch
COPY env /env
ENTRYPOINT ["/env"]