commit: 64ae760529e2a759fdbcc666dcbbaa16aa4f8cc3
parent 0d4abd02234f1ad7c949436445c00146740f049b
Author: fosslinux <fosslinux@aussies.space>
Date: Mon, 26 Sep 2022 14:22:43 +1000
Add checksum-transcriber utility
To convert from sources format to sha256sum format.
Diffstat:
5 files changed, 93 insertions(+), 1 deletion(-)
diff --git a/.reuse/dep5 b/.reuse/dep5
@@ -9,6 +9,6 @@ Source: https://github.com/fosslinux/live-bootstrap
# Copyright: $YEAR $NAME <$CONTACT>
# License: ...
-Files: sys*/SHA256SUMS.sources sysa/pre-sha.sha256sums sysa/*/*.checksums sysa/SHA256SUMS.pkgs sysc/musl-1.2.3/ld-musl-i386.path
+Files: sys*/SHA256SUMS.sources sysa/checksum-transcriber.SHA256SUM sysa/pre-sha.sha256sums sysa/*/*.checksums sysa/SHA256SUMS.pkgs sysc/musl-1.2.3/ld-musl-i386.path
Copyright: none
License: MIT
diff --git a/sysa/after.kaem b/sysa/after.kaem
@@ -32,6 +32,7 @@ cp /${ARCH_DIR}/bin/hex2 ${bindir}/hex2
cp /${ARCH_DIR}/bin/kaem ${bindir}/kaem
cp /${ARCH_DIR}/bin/match ${bindir}/match
cp /${ARCH_DIR}/bin/M1 ${bindir}/M1
+cp /${ARCH_DIR}/bin/M2-Mesoplanet ${bindir}/M2-Mesoplanet
cp /${ARCH_DIR}/bin/M2-Planet ${bindir}/M2-Planet
cp /${ARCH_DIR}/bin/mkdir ${bindir}/mkdir
cp /${ARCH_DIR}/bin/sha256sum ${bindir}/sha256sum
@@ -50,6 +51,7 @@ chmod 755 ${bindir}/hex2
chmod 755 ${bindir}/kaem
chmod 755 ${bindir}/match
chmod 755 ${bindir}/M1
+chmod 755 ${bindir}/M2-Mesoplanet
chmod 755 ${bindir}/M2-Planet
chmod 755 ${bindir}/mkdir
chmod 755 ${bindir}/sha256sum
diff --git a/sysa/checksum-transcriber.SHA256SUM b/sysa/checksum-transcriber.SHA256SUM
@@ -0,0 +1 @@
+48831089e26bee3c6ab7f0db048ded98dfbd7d78a75fefb9e0918a346dff10c0 /usr/bin/checksum-transcriber
diff --git a/sysa/checksum-transcriber.c b/sysa/checksum-transcriber.c
@@ -0,0 +1,84 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <bootstrappable.h>
+#include <unistd.h>
+
+#define MAX_STRING 4096
+#define MAX_TOKENS 3
+
+char *get_distfiles(char **envp) {
+ char *envvar = "distfiles=";
+ int i = 0;
+ while (envp[i] != NULL && strncmp(envp[i], envvar, strlen(envvar)) != 0) i += 1;
+ // Now we have distfiles= - get just the part we want.
+ require(envp[i] != NULL, "Unable to find distfiles environment variable");
+ return envp[i] + strlen(envvar);
+}
+
+int main(int argc, char **argv, char **envp) {
+ // Random file things
+ require(argc == 2, "Usage: checksum-transcriber FILENAME");
+ char *input = argv[1];
+ FILE *in = fopen(input, "r");
+ require(in != NULL, "File does not exist");
+ char *output = calloc(MAX_STRING, sizeof(char));
+ require(strcpy(output, input) != NULL, "Failed copying string");
+ require(strcat(output, ".SHA256SUM") != NULL, "Failed concating string");
+ FILE *out = fopen(output, "w+");
+ require(out != NULL, "Failed opening output file");
+
+ char *orig_line;
+ char *line = calloc(MAX_STRING, sizeof(char));
+ require(line != NULL, "Failed allocating string");
+ char **tokens;
+ char *new_line;
+ char *checksum;
+ char *filename;
+ int i;
+ fgets(line, MAX_STRING, in);
+ while (strlen(line) != 0) {
+ // Split each line into tokens
+ orig_line = line;
+ tokens = calloc(MAX_TOKENS, sizeof(char*));
+ i = 0;
+ while (i < MAX_TOKENS) {
+ tokens[i] = line;
+ new_line = strchr(line, ' ');
+ // Occurs when there are only two tokens
+ if (new_line == NULL) break;
+ line = new_line;
+ line[0] = '\0';
+ line += 1;
+ i += 1;
+ }
+ line = strchr(line, '\n');
+ line[0] = '\0';
+ // Get checksum and filename
+ checksum = tokens[1];
+ if (tokens[2] != NULL) {
+ filename = tokens[2];
+ } else {
+ filename = strrchr(tokens[0], '/');
+ filename += 1;
+ }
+ // Put it all together
+ fputs(checksum, out);
+ fputs(" ", out);
+ fputs(get_distfiles(envp), out);
+ fputc('/', out);
+ fputs(filename, out);
+ fputc('\n', out);
+ // Cleanup
+ i = 0;
+ free(orig_line);
+ free(tokens);
+ line = calloc(MAX_STRING, sizeof(char));
+ require(line != NULL, "Failed allocating string");
+ fgets(line, MAX_STRING, in);
+ }
+
+ // Clean up
+ fclose(in);
+ fclose(out);
+}
diff --git a/sysa/run.kaem b/sysa/run.kaem
@@ -9,6 +9,11 @@
set -ex
+# checksum-transcriber utility
+M2LIBC_PATH=/M2libc
+M2-Mesoplanet --architecture ${ARCH} -f checksum-transcriber.c -o ${bindir}/checksum-transcriber
+sha256sum -c checksum-transcriber.SHA256SUM
+
# Environmental variables needed for mes
NYACC_PKG=nyacc-1.00.2
MES_VERSION=0.24
